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{{#Wiki_filter:1Entries are grouped by USGCRP sector and are derived from Key Messages in USGRCP (2014) Climate Change Impacts in the United States: The Third National Climate Assessment , Melillo, J.M. T.C. Richmond, and G.W. Yohe (eds.),   US Global Change Research Program, 841 pp. doi:10.7930/J0Z31WJ2 2SMEs should consult the regional section of GCRP (2014) and other appropriate sources for information on the extent and directi on of the anticipated changes in the region of interest.
{{#Wiki_filter:CRN SiteSpecific Table LAND USE                                                                                                                                                                                                                                                                                                                                                                                                                        HYDROLOGY Onsite and offsite impacts to provisions of any affected local                                                                                                                                                                                                                                                                                                                                    Effects of plant effluent discharge on water quality of receiving Impacts on other water uses and other water users related to Onsite and offsite disruption to existing land uses or private                                                                                                                                                                                                                                                                                                                                                                                                                    Impacts on other water uses and other water users related to Effects of anticipated hydrologic alterations to the quantity Proposed actions to minimize hydrologic alteration effects Onsite and offsite disruption to land or water resource                                                                      Transmission line corridor maintenance activities during      Anticipated hydrologic alterations resulting from station                                                                                                                                                                                                                                                                                                                                                        Compliance with applicable water quality and water use Onsite and offsite land use classification conversions Onsite and offsite land disturbance activities changes in water supply reliability due to station building or resulting from land disturbance activities                or regional land use or economic development plans                access                                                      land access                                                        operations affecting land use                                  building or operation                                          and availability of water within the region of interest            water bodies                                                                                                                                                                                                  changes in water quality due to station building or operation  standards and regulations operation USGCRP (2014)1 Climate Change Considerations:
3 Includes heat waves, cold waves, and regional droughts 4Includes projection of summertime Arctic Ocean sea ice essentially disappearing before mid-century 5Includes saltwater intrusion and other impacts related to sea level rise, storms and storm surges, and changes in surface and g roundwater use patterns 6 Includes changes due to increasing air and water temperatures, more intense precipitation and runoff, increasing droughts, and increased sediment and pollutant loadings 7Includes effects on human safety and health, property, infrastructure, economies, and ecology 8Includes impacts from sea level rise, storm surge, extreme weather events, higher temperatures, heat waves, precipitation chang es, Arctic warming and other climatic conditions 9Includes temporary and permanent flooding of airports, ports and harbors, roads, rail lines, tunnels, and bridges 10Includes both transportation interruptions and infrastructure damage (e.g., pavement and track damage) due to extreme heat, strong hurricanes, coastal erosion, permafrost thaw, etc.
Linked Question                                                  L1                                                            L2                                                          L2                                                              L3                                                          L3                                                              L1                                                          H1                                                            H3                                                                H2                                                          H1                                                                              H3                                                          H3                                                            H4 Climate          Global climate is changing with global warming of past 50 years due primarily to human activities Climate          Global climate changes are projected over this century and beyond with the magnitude of changes after the next few decades dependent primarily on global emissions of heattrapping gases and the sensitivity of the Earths climate to these emissions Climate          Increased temperatures2 Climate          Lengthened growing season2 Climate          Seasonal/annual changes in precipitation amount2 Climate          Changes in frequency & intensity of extreme precipitation events2 Climate          Changes in frequency & intensity of extreme weather events2,3 Climate          Increased hurricaneassociated storm intensity & rainfall rates2 Climate          Currently experiencing Increased winter storm frequency and intensity with northward shifted storm tracks; other trends in severe storms (tornados, hail, damaging thunderstorms) are uncertain Climate          Sea level rise of 14 ft by 21002 Climate          Declining ice volume/surface extent on land, lakes, and sea2,4 Climate          Increasing ocean acidity & intensifying marine ecosystem impacts Water Resources  Increase in very heavy precipitation events & changes in length of dry spells2 Water Resources  Changes in drought intensity2                                                                                                                                                                                                                                                                                                                                                                                                                                            X                                                                                                                                                                                                          X Water Resources  Changes in flood intensity2                                                                                                                                                                                                                                                                                                                                                                                                                                              X                                                                                                                                                                                                          X Water Resources  Changes in water demand, groundwater withdrawals & availability, aquifer recharge2 Water Resources  Compromised sustainability of coastal freshwater aquifers & wetlands5 Water Resources  Decreased surface water quality6                                                                                                                                                                                                                                                                                                                                                                                                                                          X                                                                                                                                  X                                                                                                                                                                                                            X Water Resources  Changes in water supply & demand2                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                        X                                                                                                                                                                                                            X Water Resources  Reduced surface & groundwater supplies; increased likelihood of water shortages Water Resources  Increased flooding risk7 Water Resources  New risks, vulnerabilities, & opportunities may not be properly managed within existing practices Water Resources  Institutional, scientific, economic & political barriers to implementing adaptive strategies Page 1
11Includes increasingly negative impacts on crops and livestock due to responses to elevated CO2, increased temperatures, changes in solar radiation, etc.
 
CRN SiteSpecific Table TERRESTRIAL AND WETLAND ECOLOGY Presence of disease vectors, nuisance, invasive and introduced Coordination with other agencies regarding potential impacts Potential injury to birds and bats colliding with tall structures Effect of station water features (including cooling ponds and Susceptibility of terrestrial species to stressors from habitat Possible effects on terrestrial wildlife from electromagnetic Effect of facility and landscape maintenance on terrestrial  Effect of drift from cooling towers, evaporation ponds, or                                                                                                                                        Effect of operational noise on terrestrial wildlife and their Effect of traffic induced by station operations on wildlife Effect of using groundwater and/or surface water on evaporation ponds) on adjoining wetlands and other                                                                                                                                                                                                                                                                                                                                                                                                                                                                                    animal or plant species onsite or in the vicinity of proposed radiation, electric tranmission lines, and other electrical habitats                                                      other operating facilities on terrestrial species and habitats                                                                          terrestrial habitats                                    habitats                                                                                                                                                                                                                                                            to terrestrial biota                                              and environmental changes terrestrial habitats                                                                                                                                                                                                                                                                                                            facilities                                                                                                                                                                                          facility USGCRP (2014)1 Climate Change Considerations:
Linked Question                                                    TW1                                                          TW2                                                                          TW3                                                    TW3                                                      TW1                                                          TW1                                                          TW4                                                                            TW4                                                TW5                                                                TW6                                                                        TW7 Climate          Global climate is changing with global warming of past 50 years due primarily to human activities Climate          Global climate changes are projected over this century and beyond with the magnitude of changes after the next few decades dependent primarily on global emissions of heattrapping gases and the sensitivity of the Earths climate to these emissions Climate          Increased temperatures2 Climate          Lengthened growing season2 Climate          Seasonal/annual changes in precipitation amount2 Climate          Changes in frequency & intensity of extreme precipitation events2                            X                                                                                                                                  X Climate                                                                        2,3                            X                                                                                                                                  X Changes in frequency & intensity of extreme weather events Climate                                                                          2 Increased hurricaneassociated storm intensity & rainfall rates Climate          Currently experiencing Increased winter storm frequency and intensity with northward shifted storm tracks; other trends in severe storms (tornados, hail, damaging thunderstorms) are uncertain Climate          Sea level rise of 14 ft by 21002 Climate          Declining ice volume/surface extent on land, lakes, and sea2,4 Climate          Increasing ocean acidity & intensifying marine ecosystem impacts Water Resources  Increase in very heavy precipitation events & changes in length of dry spells2                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                      X Water Resources  Changes in drought intensity2 Water Resources  Changes in flood intensity2 Water Resources  Changes in water demand, groundwater withdrawals & availability, aquifer recharge2                                                                                                                                                                                                                  X Water Resources  Compromised sustainability of coastal freshwater aquifers & wetlands5 Water Resources  Decreased surface water quality6                                                                                                                                                                                                                                                                    X Water Resources  Changes in water supply & demand2 Water Resources  Reduced surface & groundwater supplies; increased likelihood of water shortages Water Resources  Increased flooding risk7 Water Resources  New risks, vulnerabilities, & opportunities may not be properly managed within existing practices Water Resources  Institutional, scientific, economic & political barriers to implementing adaptive strategies Page 2
 
CRN SiteSpecific Table AQUATIC ECOLOGY Coordination with other agencies regarding potential impacts Susceptibility of aquatic species to aquatic stressors from Susceptibility of aquatic species at specific lifestages to plant Presence of diseasecausing vectors and nuisance, invasive Estimated susceptibility and natural survival rates for aquatic                                                                                                                                                                                                                                                                                                Biological effects to important aquatic species resulting from Ability of important aquatic species to exhibit avoidance Effects on species and habitats affected by heated plume Effects of plant consumptive water use on aquatic biota Regional standing stocks of important aquatic species                                                                                                                                                                                                                                                                                                        Adverse effects of transmission and pipeline corridor Swimming speed of important aquatic species habitat and water quality changes, including physical stresses                                                                                                                                                                                                                                                                            behavior to thermal discharge and cold shock at all affected      and introduced aquatic species onsite or in the vicinity of the cooling system entrainment, entrapment, and impingement                                                                                                                                      species with commercial subsistence or recreational value                                                                  NPDES permit requirements      dynamics and scouring                                                                                                                                                                              chemical and/or physical alterations to receiving water body                                                            to aquatic biota potentially affected by station building or operation                                                                                                                                                                                                                                                                                                        maintenance practices on aquatic biota related to cooling system and fishreturn systems                                                                                                                                                                                                                                                                                        life stages                                                        proposed station USGCRP (2014)1 Climate Change Considerations:
Linked Question                                                    AQ1                                                        AQ1                                                                              AQ2                                                AQ2                                                AQ2                                                              AQ2                                                  AQ5                              AQ2                                                                AQ2                                                                AQ3                                                      AQ4                                                            AQ1                                                    AQ5 Climate          Global climate is changing with global warming of past 50 years due primarily to human activities Climate          Global climate changes are projected over this century and beyond with the magnitude of changes after the next few decades dependent primarily on global emissions of heattrapping gases and the sensitivity of the Earths climate to these emissions Climate          Increased temperatures2 Climate          Lengthened growing season2 Climate          Seasonal/annual changes in precipitation amount2 Climate          Changes in frequency & intensity of extreme precipitation events2 Climate          Changes in frequency & intensity of extreme weather events2,3 Climate          Increased hurricaneassociated storm intensity & rainfall rates2 Climate          Currently experiencing Increased winter storm frequency and intensity with northward shifted storm tracks; other trends in severe storms (tornados, hail, damaging thunderstorms) are uncertain Climate          Sea level rise of 14 ft by 21002 Climate          Declining ice volume/surface extent on land, lakes, and sea2,4 Climate          Increasing ocean acidity & intensifying marine ecosystem impacts Water Resources  Increase in very heavy precipitation events & changes in length of dry spells2                                                                                                                                                                                                                                                                                                                                                                                                                                  X Water Resources  Changes in drought intensity2 Water Resources  Changes in flood intensity2 Water Resources  Changes in water demand, groundwater withdrawals & availability, aquifer recharge2          X Water Resources  Compromised sustainability of coastal freshwater aquifers & wetlands5 Water Resources  Decreased surface water quality6                                                                                                                                                                                                X                                                                                                                  X                                                                                                                                                                                                                                                                                                                                                              X Water Resources  Changes in water supply & demand2 Water Resources  Reduced surface & groundwater supplies; increased likelihood of water shortages Water Resources  Increased flooding risk7 Water Resources  New risks, vulnerabilities, & opportunities may not be properly managed within existing                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                      X practices Water Resources  Institutional, scientific, economic & political barriers to implementing adaptive strategies Page 3
 
CRN SiteSpecific Table SOCIOECONOMICS Workforce impacts, including local vs. inmigrating geographic                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                      Employment, income and output impacts attributable to plant Trafficrelated impacts of the site operations workforce and Impacts of plant activities on local buildings and facilities Combined impacts of site employment for sites with an                                                                                                                                                                                                                                                                                                                                                                                                                                                                                Expected mitigation actions (traffic, schools, community Impact of plant activities on local housing resources                                                                                                                    Impacts of plant activities to local recreation resources  Impacts of plant activities on firstresponder agencies                                                                                                                                Tax revenue impacts attributable to plant activities Impacts of plant activities on local transportation Expected residency patterns during operations                                                                                                                                                                                Impacts of plant activities to visual resources                                                            Impact of plant activities on public schools origin of workers and outage impacts                                                                                operating station                                                                                                                                                                                                                                                                                                                      deliveries                                                                                                                                                                                  services)                                                  activities infrastructure USGCRP (2014)1 Climate Change Considerations:
Linked Question                                                              S1                                                      S1                                                      S1                                                    S2                                        S1                                                            S3                                                S1                                                    S1                                                      S2                                                    S1                                                        S1                                                                      S4                                                        S5                                                S5 Climate          Global climate is changing with global warming of past 50 years due primarily to human activities Climate          Global climate changes are projected over this century and beyond with the magnitude of changes after the next few decades dependent primarily on global emissions of heattrapping gases and the sensitivity of the Earths climate to these emissions Climate          Increased temperatures2 Climate          Lengthened growing season2 Climate          Seasonal/annual changes in precipitation amount2 Climate          Changes in frequency & intensity of extreme precipitation events2 Climate          Changes in frequency & intensity of extreme weather events2,3 Climate          Increased hurricaneassociated storm intensity & rainfall rates2 Climate          Currently experiencing Increased winter storm frequency and intensity with northward shifted storm tracks; other trends in severe storms (tornados, hail, damaging thunderstorms) are uncertain Climate          Sea level rise of 14 ft by 21002 Climate          Declining ice volume/surface extent on land, lakes, and sea2,4 Climate          Increasing ocean acidity & intensifying marine ecosystem impacts Water Resources  Increase in very heavy precipitation events & changes in length of dry spells2 Water Resources  Changes in drought intensity2 Water Resources  Changes in flood intensity2 Water Resources  Changes in water demand, groundwater withdrawals & availability, aquifer recharge2 Water Resources  Compromised sustainability of coastal freshwater aquifers & wetlands5 Water Resources  Decreased surface water quality6                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                          X Water Resources  Changes in water supply & demand2                                                                                                                              X                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                    X Water Resources  Reduced surface & groundwater supplies; increased likelihood of water shortages Water Resources  Increased flooding risk7                                                                                                                                        X Water Resources  New risks, vulnerabilities, & opportunities may not be properly managed within existing                                                                        X                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                    X practices Water Resources  Institutional, scientific, economic & political barriers to implementing adaptive strategies                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                        X Page 4
 
CRN SiteSpecific Table HISTORIC AND CULTURAL ENVIRONMENTAL JUSTICE                                                                                                                                              RESOURCES                                                                                                                                  METEOROLOGY                                                                      AIR QUALITY                                                                                                                                                    NONRADIOLOGICAL HEALTH Operations and maintenance activities affecting onsite historic      Operations and maintenance activities affecting offsite historic Cooling system impacts, including plume lengths, additional Effect of plant activities on established resource                                                                                                                                                                                                                                                                              Estimates of annual air emissions for criteria air pollutants,  Presence of etiological agents from operations systems and                                                                                                                                          Potential health impacts related to nonradiological traffic Disproportionate human health impacts of the plant to EJ Existence of communities exceptionally dependent on                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                            Acute effects of electromagnetic fields (electric shock) hours of fogging and icing, salt deposition, increases in Noise impacts associated with operations humidity and precipitation (including snowfall), potential local Sources and types of air emissions subsistence resources                                populations of interest                                        dependencies, cultural practices, or subsistence behaviors      properties                                                            properties                                                                                                                                                                              both from the operating plant and from transmission lines        activities that may impact human health                                                                  associated with transmission lines                              Occupational health risks  related accidents for operations and outage workers weather modification from cloud formation/shadowing, and interactions of plume with other pollutant sources USGCRP (2014)1 Climate Change Considerations:
Linked Question                                                        EJ1                                                  EJ2                                                            EJ3                                                      H&CR1                                                                H&CR1                                                                                      M1                                              AirQ1                                    AirQ1                                                            NR1                                                      NR2                                          NR3                                                        NR4                          NR5 Climate          Global climate is changing with global warming of past 50 years due primarily to human activities Climate          Global climate changes are projected over this century and beyond with the magnitude of changes after the next few decades dependent primarily on global emissions of heattrapping gases and the sensitivity of the Earths climate to these emissions Climate          Increased temperatures2                                                                                                                                                                                                                                                                                                                                                                                                      X Climate          Lengthened growing season2 Climate          Seasonal/annual changes in precipitation amount2                                                                                                                                                                                                                                                                                                                                                                              X Climate          Changes in frequency & intensity of extreme precipitation events2                                                                                                                                                                                                                                                                                                                                                            X Climate          Changes in frequency & intensity of extreme weather events2,3                                                                                                                                                                                                                    X                                                                    X                                                                      X                                                                      X                                          X Climate          Increased hurricaneassociated storm intensity & rainfall rates2                                                                                                                                                                                                                X                                                                    X                                                                                                                                            X                                          X Climate          Currently experiencing Increased winter storm frequency and intensity with northward shifted storm tracks; other trends in severe storms (tornados, hail, damaging thunderstorms) are uncertain Climate          Sea level rise of 14 ft by 21002 Climate          Declining ice volume/surface extent on land, lakes, and sea2,4 Climate          Increasing ocean acidity & intensifying marine ecosystem impacts Water Resources  Increase in very heavy precipitation events & changes in length of dry spells2                                                                                                                                                                                                                                                                                                                                                X Water Resources  Changes in drought intensity2 Water Resources  Changes in flood intensity2                                                                                                                                                                                                                                                      X                                                                    X Water Resources  Changes in water demand, groundwater withdrawals & availability, aquifer recharge2 Water Resources  Compromised sustainability of coastal freshwater aquifers & wetlands5 Water Resources  Decreased surface water quality6 Water Resources  Changes in water supply & demand2 Water Resources  Reduced surface & groundwater supplies; increased likelihood of water shortages                                                                                                                                X Water Resources  Increased flooding risk7                                                                                                                                                                                                                                                        X                                                                    X                                                                                                                                            X                                          X                                                                                                                                                                                                                                        X Water Resources  New risks, vulnerabilities, & opportunities may not be properly managed within existing                                                                                                                        X practices Water Resources  Institutional, scientific, economic & political barriers to implementing adaptive strategies                                                                                                                    X Page 5
 
CRN SiteSpecific Table NONRADIOACTIVE WASTE RADIOLOGICAL IMPACTS                                                                                                                                                                                                                                                IMPACTS                                                                                                                                ACCIDENTS Estimated cost, risk reduction, and valueimpact ratios for the Environmental pathways by which humans can be exposed to                                                                    Estimates of the maximum individual radiation dose and total Estimates of the annual occupation radiation dose to workers Estimates of dose consequences at the proposed exclusion Mean estimates of sitespecific severe accident risks, Environmental pathways by which nonhuman biota can be Radiological environmental monitoring program for the site Environmental impacts resulting from the generation and Radiological impacts to biota other than humans considering relevant environmental pathways including the exposed to radiation (including that from gaseous effluents, radiation (including that from gaseous effluents, liquid                                                                    collective radiation doses to the population living in the area                                                                                                                                                                                                                                                              area boundary (EAB) and the lowpopulation zone (LPZ) from air, ground, food, surface water, and ground water. Risk liquid effluents, and direct exposure) from an operating disposal of nonradioactive waste and mixed waste                                                                                                                                                  selected severe accident mitigation alternatives (SAMAs).
considerations include individual, population, economic, and effluents, and direct exposure) from an operating facility. facility.                                                      of interest                                                                                                                                                                                                                                                                                                                  postulated design basis accidents (DBAs) contaminated land area risks.
USGCRP (2014)1 Climate Change Considerations:
Linked Question                                                                    R1                                                              R2                                                          R3                                            R3                                                                R4                                                  R5                                                                NRW1                                                                  ACC1                                                                    ACC2                                            ACC3 Climate          Global climate is changing with global warming of past 50 years due primarily to human activities Climate          Global climate changes are projected over this century and beyond with the magnitude of changes after the next few decades dependent primarily on global emissions of heattrapping gases and the sensitivity of the Earths climate to these emissions Climate          Increased temperatures2                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                              X                                                                X                                                                  X Climate          Lengthened growing season2 Climate          Seasonal/annual changes in precipitation amount2                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                    X                                                                X                                                                  X Climate          Changes in frequency & intensity of extreme precipitation events2                                                                                                                                                                                                                                                                                                                                                                                                                                                                                    X                                                                X                                                                  X Climate          Changes in frequency & intensity of extreme weather events2,3                                                                                                                                                                                                                                                                                                                                                                                                                                                                                        X                                                                X                                                                  X Climate          Increased hurricaneassociated storm intensity & rainfall rates2                                                                                                                                                                                                                                                                                                                                                                                                                                                                                    X                                                                X                                                                  X Climate          Currently experiencing Increased winter storm frequency and intensity with northward shifted storm tracks; other trends in severe storms (tornados, hail, damaging thunderstorms) are uncertain Climate          Sea level rise of 14 ft by 21002 Climate          Declining ice volume/surface extent on land, lakes, and sea2,4 Climate          Increasing ocean acidity & intensifying marine ecosystem impacts Water Resources  Increase in very heavy precipitation events & changes in length of dry spells2                                                                                                                                                                                                                                                                                                                                                                                                                                                                      X                                                                X                                                                  X Water Resources  Changes in drought intensity2 Water Resources  Changes in flood intensity2                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                          X                                                                  X Water Resources  Changes in water demand, groundwater withdrawals & availability, aquifer recharge2 Water Resources  Compromised sustainability of coastal freshwater aquifers & wetlands5 Water Resources  Decreased surface water quality6                                                                                                                              X                                                                                                                                                                                              X                                                    X Water Resources  Changes in water supply & demand2                                                                                                                            X                                                                                                                                                                                              X                                                    X                                                                                                                                                                                                  X                                                                  X Water Resources  Reduced surface & groundwater supplies; increased likelihood of water shortages                                                                              X                                                                                                                                                                                              X                                                    X Water Resources  Increased flooding risk7                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                              X                                                                  X Water Resources  New risks, vulnerabilities, & opportunities may not be properly managed within existing practices Water Resources  Institutional, scientific, economic & political barriers to implementing adaptive strategies Page 6
 
CRN SiteSpecific Table TRANSPORTATION OF RAD MATERIALS (6.1.8)                                                                                  BENEFITCOST (10.1)
Estimated benefits of the proposed facility during operation, Radiological dose to the population in the region of interest            including net electrical generation, production of other commercial products, expected tax payments, regional due to transportation of radioactive materials productivity increases, and technical and nonmonetary Operations costs benefits.
USGCRP (2014)1 Climate Change Considerations:
Linked Question                                                                            T1                                                                              BC1                                      BC2 Climate          Global climate is changing with global warming of past 50 years due primarily to human activities Climate          Global climate changes are projected over this century and beyond with the magnitude of changes after the next few decades dependent primarily on global emissions of heattrapping gases and the sensitivity of the Earths climate to these emissions Climate          Increased temperatures2 Climate          Lengthened growing season2 Climate          Seasonal/annual changes in precipitation amount2 Climate          Changes in frequency & intensity of extreme precipitation events2 Climate          Changes in frequency & intensity of extreme weather events2,3 Climate          Increased hurricaneassociated storm intensity & rainfall rates2 Climate          Currently experiencing Increased winter storm frequency and intensity with northward shifted storm tracks; other trends in severe storms (tornados, hail, damaging thunderstorms) are uncertain Climate          Sea level rise of 14 ft by 21002 Climate          Declining ice volume/surface extent on land, lakes, and sea2,4 Climate          Increasing ocean acidity & intensifying marine ecosystem impacts Water Resources  Increase in very heavy precipitation events & changes in length of dry spells2 Water Resources  Changes in drought intensity2 Water Resources  Changes in flood intensity2 Water Resources  Changes in water demand, groundwater withdrawals & availability, aquifer recharge2 Water Resources  Compromised sustainability of coastal freshwater aquifers & wetlands5 Water Resources  Decreased surface water quality6 Water Resources  Changes in water supply & demand2 Water Resources  Reduced surface & groundwater supplies; increased likelihood of water shortages Water Resources  Increased flooding risk7 Water Resources  New risks, vulnerabilities, & opportunities may not be properly managed within existing practices Water Resources  Institutional, scientific, economic & political barriers to implementing adaptive strategies Page 7
 
CRN SiteSpecific Table LAND USE                                                                                                                                                                                                                                                                                                                                                                                                            HYDROLOGY Onsite and offsite impacts to provisions of any affected local                                                                                                                                                                                                                                                                                                                        Effects of plant effluent discharge on water quality of receiving Impacts on other water uses and other water users related to Onsite and offsite disruption to existing land uses or private                                                                                                                                                                                                                                                                                                                                                                                              Impacts on other water uses and other water users related to Effects of anticipated hydrologic alterations to the quantity Proposed actions to minimize hydrologic alteration effects Onsite and offsite disruption to land or water resource                                                                      Transmission line corridor maintenance activities during  Anticipated hydrologic alterations resulting from station                                                                                                                                                                                                                                                                                                                                        Compliance with applicable water quality and water use Onsite and offsite land use classification conversions Onsite and offsite land disturbance activities changes in water supply reliability due to station building or resulting from land disturbance activities                    or regional land use or economic development plans                access                                                      land access                                                        operations affecting land use                              building or operation                                      and availability of water within the region of interest        water bodies                                                                                                                                                                                        changes in water quality due to station building or operation  standards and regulations operation USGCRP (2014)1 Climate Change Considerations:
Linked Question                                                        L1                                                                L2                                                              L2                                                              L3                                                          L3                                                              L1                                                      H1                                                        H3                                                            H2                                                          H1                                                                          H3                                                      H3                                                            H4 Energy Supply and  Effect of extreme weather events on energy facilities & infrastructure Use Energy Supply and  Increased summer electricity use & peak loads; decreased winter heating demand; net Use                increase in electricity demand Energy Supply and  Constraints on energy production due to changes in water availability Use Energy Supply and  Effect of sealevel rise, extreme storm surge events, and high tides on energy production, Use                energy delivery systems, and infrastructure Energy Supply and  Changes in future energy mix Use Transportation      Effects on the reliability & capacity of transportation systems8 Transportation      Increased risk of major coastal impacts to transportation infrastructure due to sealevel rise &
storm surge9 Transportation      Increased disruption of transportation networks and operations due to extreme weather events10 Transportation      Increased total costs to transportation systems & users Agriculture        Increasing climate disruptions to agricultural production11 Agriculture        Changes in crop & livestock production due to climateinduced stresses (weeds, diseases, insect pests, etc.)2 Agriculture        Loss and degradation of agricultural soil & water assets                                                                                              X Agriculture        Negative impacts on crop & livestock productivity due to increased incidence of weather extremes Agriculture        Need for increased innovation in agricultural production Agriculture        Effects on U.S. & global food security Forests            Increased vulnerability to ecosystem changes & tree mortality12                                                                                      X Forests            Reduced rate of forest CO2 uptake Forests            Influence of bioenergy on forest product markets Forests            Changing forest management policies &practices                                                                                                                                                                      X Page 8
 
CRN SiteSpecific Table TERRESTRIAL AND WETLAND ECOLOGY Presence of disease vectors, nuisance, invasive and introduced Coordination with other agencies regarding potential impacts Potential injury to birds and bats colliding with tall structures Effect of station water features (including cooling ponds and Susceptibility of terrestrial species to stressors from habitat Possible effects on terrestrial wildlife from electromagnetic Effect of facility and landscape maintenance on terrestrial      Effect of drift from cooling towers, evaporation ponds, or                                                                                                                                Effect of operational noise on terrestrial wildlife and their Effect of traffic induced by station operations on wildlife Effect of using groundwater and/or surface water on evaporation ponds) on adjoining wetlands and other                                                                                                                                                                                                                                                                                                                                                                                                                                                                                    animal or plant species onsite or in the vicinity of proposed radiation, electric tranmission lines, and other electrical habitats                                                          other operating facilities on terrestrial species and habitats                                                                  terrestrial habitats                                    habitats                                                                                                                                                                                                                                                            to terrestrial biota                                              and environmental changes terrestrial habitats                                                                                                                                                                                                                                                                                                        facilities                                                                                                                                                                                              facility USGCRP (2014)1 Climate Change Considerations:
Linked Question                                                        TW1                                                              TW2                                                                      TW3                                                TW3                                                      TW1                                                          TW1                                                          TW4                                                                            TW4                                                TW5                                                                TW6                                                                            TW7 Energy Supply and  Effect of extreme weather events on energy facilities & infrastructure Use Energy Supply and  Increased summer electricity use & peak loads; decreased winter heating demand; net Use                increase in electricity demand Energy Supply and  Constraints on energy production due to changes in water availability Use Energy Supply and  Effect of sealevel rise, extreme storm surge events, and high tides on energy production, Use                energy delivery systems, and infrastructure Energy Supply and  Changes in future energy mix Use Transportation      Effects on the reliability & capacity of transportation systems8 Transportation      Increased risk of major coastal impacts to transportation infrastructure due to sealevel rise &
storm surge9 Transportation      Increased disruption of transportation networks and operations due to extreme weather events10 Transportation      Increased total costs to transportation systems & users Agriculture        Increasing climate disruptions to agricultural production11 Agriculture        Changes in crop & livestock production due to climateinduced stresses (weeds, diseases, insect pests, etc.)2 Agriculture        Loss and degradation of agricultural soil & water assets Agriculture        Negative impacts on crop & livestock productivity due to increased incidence of weather extremes Agriculture        Need for increased innovation in agricultural production Agriculture        Effects on U.S. & global food security Forests            Increased vulnerability to ecosystem changes & tree mortality12                                                                                                  X                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                X                                                                    X Forests            Reduced rate of forest CO2 uptake Forests            Influence of bioenergy on forest product markets Forests            Changing forest management policies &practices Page 9
 
CRN SiteSpecific Table AQUATIC ECOLOGY Coordination with other agencies regarding potential impacts Susceptibility of aquatic species to aquatic stressors from Susceptibility of aquatic species at specific lifestages to plant Presence of diseasecausing vectors and nuisance, invasive Estimated susceptibility and natural survival rates for aquatic                                                                                                                                                                                                                                                                                    Biological effects to important aquatic species resulting from Ability of important aquatic species to exhibit avoidance Effects on species and habitats affected by heated plume Effects of plant consumptive water use on aquatic biota Regional standing stocks of important aquatic species                                                                                                                                                                                                                                                                                            Adverse effects of transmission and pipeline corridor Swimming speed of important aquatic species habitat and water quality changes, including physical stresses                                                                                                                                                                                                                                                                    behavior to thermal discharge and cold shock at all affected  and introduced aquatic species onsite or in the vicinity of the cooling system entrainment, entrapment, and impingement                                                                                                                              species with commercial subsistence or recreational value                                                                  NPDES permit requirements  dynamics and scouring                                                                                                                                                                      chemical and/or physical alterations to receiving water body                                                            to aquatic biota potentially affected by station building or operation                                                                                                                                                                                                                                                                                            maintenance practices on aquatic biota related to cooling system and fishreturn systems                                                                                                                                                                                                                                                                                life stages                                                    proposed station USGCRP (2014)1 Climate Change Considerations:
Linked Question                                                        AQ1                                                        AQ1                                                                          AQ2                                                AQ2                                            AQ2                                                              AQ2                                                  AQ5                          AQ2                                                                AQ2                                                            AQ3                                                  AQ4                                                            AQ1                                                    AQ5 Energy Supply and  Effect of extreme weather events on energy facilities & infrastructure Use Energy Supply and  Increased summer electricity use & peak loads; decreased winter heating demand; net Use                increase in electricity demand Energy Supply and  Constraints on energy production due to changes in water availability Use Energy Supply and  Effect of sealevel rise, extreme storm surge events, and high tides on energy production, Use                energy delivery systems, and infrastructure Energy Supply and  Changes in future energy mix Use Transportation      Effects on the reliability & capacity of transportation systems8 Transportation      Increased risk of major coastal impacts to transportation infrastructure due to sealevel rise &
storm surge9 Transportation      Increased disruption of transportation networks and operations due to extreme weather events10 Transportation      Increased total costs to transportation systems & users Agriculture        Increasing climate disruptions to agricultural production11 Agriculture        Changes in crop & livestock production due to climateinduced stresses (weeds, diseases, insect pests, etc.)2 Agriculture        Loss and degradation of agricultural soil & water assets Agriculture        Negative impacts on crop & livestock productivity due to increased incidence of weather extremes Agriculture        Need for increased innovation in agricultural production Agriculture        Effects on U.S. & global food security Forests            Increased vulnerability to ecosystem changes & tree mortality12 Forests            Reduced rate of forest CO2 uptake Forests            Influence of bioenergy on forest product markets Forests            Changing forest management policies &practices Page 10
 
CRN SiteSpecific Table SOCIOECONOMICS Workforce impacts, including local vs. inmigrating geographic                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                              Employment, income and output impacts attributable to plant Trafficrelated impacts of the site operations workforce and Impacts of plant activities on local buildings and facilities Combined impacts of site employment for sites with an                                                                                                                                                                                                                                                                                                                                                                                                                                                                                    Expected mitigation actions (traffic, schools, community Impact of plant activities on local housing resources                                                                                                                    Impacts of plant activities to local recreation resources  Impacts of plant activities on firstresponder agencies                                                                                                                                        Tax revenue impacts attributable to plant activities Impacts of plant activities on local transportation Expected residency patterns during operations                                                                                                                                                                                        Impacts of plant activities to visual resources                                                            Impact of plant activities on public schools origin of workers and outage impacts                                                                                operating station                                                                                                                                                                                                                                                                                                                              deliveries                                                                                                                                                                              services)                                                      activities infrastructure USGCRP (2014)1 Climate Change Considerations:
Linked Question                                                                    S1                                                  S1                                                          S1                                                        S2                                        S1                                                            S3                                                S1                                                    S1                                                          S2                                                S1                                                        S1                                                                      S4                                                            S5                                                    S5 Energy Supply and  Effect of extreme weather events on energy facilities & infrastructure Use Energy Supply and  Increased summer electricity use & peak loads; decreased winter heating demand; net                                                                                                                                X                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                      X                                                                X Use                increase in electricity demand Energy Supply and  Constraints on energy production due to changes in water availability Use Energy Supply and  Effect of sealevel rise, extreme storm surge events, and high tides on energy production, Use                energy delivery systems, and infrastructure Energy Supply and  Changes in future energy mix                                                                                                                                                                                        X                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                      X                                                                X Use Transportation      Effects on the reliability & capacity of transportation systems8                                                                                                                                                                                                                X                                                                                                                                                                                                                                                                                  X Transportation      Increased risk of major coastal impacts to transportation infrastructure due to sealevel rise &
storm surge9 Transportation      Increased disruption of transportation networks and operations due to extreme weather                                                                                                                                                                                          X                                                                                                                                                                                                                                                                                  X                                                                                                                                                                                        X 10 events Transportation      Increased total costs to transportation systems & users Agriculture        Increasing climate disruptions to agricultural production11 Agriculture        Changes in crop & livestock production due to climateinduced stresses (weeds, diseases, insect pests, etc.)2 Agriculture        Loss and degradation of agricultural soil & water assets Agriculture        Negative impacts on crop & livestock productivity due to increased incidence of weather extremes Agriculture        Need for increased innovation in agricultural production Agriculture        Effects on U.S. & global food security Forests            Increased vulnerability to ecosystem changes & tree mortality12 Forests            Reduced rate of forest CO2 uptake Forests            Influence of bioenergy on forest product markets Forests            Changing forest management policies &practices Page 11
 
CRN SiteSpecific Table HISTORIC AND CULTURAL ENVIRONMENTAL JUSTICE                                                                                                                                              RESOURCES                                                                                                                      METEOROLOGY                                                                      AIR QUALITY                                                                                                                                                    NONRADIOLOGICAL HEALTH Operations and maintenance activities affecting onsite historic  Operations and maintenance activities affecting offsite historic Cooling system impacts, including plume lengths, additional Effect of plant activities on established resource                                                                                                                                                                                                                                                                  Estimates of annual air emissions for criteria air pollutants,  Presence of etiological agents from operations systems and                                                                                                                                              Potential health impacts related to nonradiological traffic Disproportionate human health impacts of the plant to EJ Existence of communities exceptionally dependent on                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                      Acute effects of electromagnetic fields (electric shock) hours of fogging and icing, salt deposition, increases in Noise impacts associated with operations humidity and precipitation (including snowfall), potential local Sources and types of air emissions subsistence resources                                populations of interest                                        dependencies, cultural practices, or subsistence behaviors    properties                                                        properties                                                                                                                                                                          both from the operating plant and from transmission lines        activities that may impact human health                                                                      associated with transmission lines                          Occupational health risks      related accidents for operations and outage workers weather modification from cloud formation/shadowing, and interactions of plume with other pollutant sources USGCRP (2014)1 Climate Change Considerations:
Linked Question                                                                  EJ1                                                  EJ2                                                            EJ3                                                  H&CR1                                                            H&CR1                                                                                  M1                                              AirQ1                                    AirQ1                                                            NR1                                                      NR2                                              NR3                                                    NR4                              NR5 Energy Supply and  Effect of extreme weather events on energy facilities & infrastructure                                                                                                                                                                                                                                                                                                                                                                                                                            X                                          X                                                                                                                                                                            X Use Energy Supply and  Increased summer electricity use & peak loads; decreased winter heating demand; net Use                increase in electricity demand Energy Supply and  Constraints on energy production due to changes in water availability Use Energy Supply and  Effect of sealevel rise, extreme storm surge events, and high tides on energy production, Use                energy delivery systems, and infrastructure Energy Supply and  Changes in future energy mix Use Transportation      Effects on the reliability & capacity of transportation systems8                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                        X Transportation      Increased risk of major coastal impacts to transportation infrastructure due to sealevel rise &
storm surge9 Transportation      Increased disruption of transportation networks and operations due to extreme weather                                                                                                                                                                                                                                                                                                                                                                                                              X                                          X                                                                                                                                                                                                                                                                        X 10 events Transportation      Increased total costs to transportation systems & users                                                                                                                                                                X                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                              X Agriculture        Increasing climate disruptions to agricultural production11 Agriculture        Changes in crop & livestock production due to climateinduced stresses (weeds, diseases, insect pests, etc.)2 Agriculture        Loss and degradation of agricultural soil & water assets                                          X                                                                                                                    X Agriculture        Negative impacts on crop & livestock productivity due to increased incidence of weather extremes Agriculture        Need for increased innovation in agricultural production Agriculture        Effects on U.S. & global food security Forests            Increased vulnerability to ecosystem changes & tree mortality12 Forests            Reduced rate of forest CO2 uptake Forests            Influence of bioenergy on forest product markets Forests            Changing forest management policies &practices                                                    X                                                                                                                    X Page 12
 
CRN SiteSpecific Table NONRADIOACTIVE WASTE RADIOLOGICAL IMPACTS                                                                                                                                                                                                                                        IMPACTS                                                                                                                            ACCIDENTS Estimated cost, risk reduction, and valueimpact ratios for the Environmental pathways by which humans can be exposed to                                                                    Estimates of the maximum individual radiation dose and total Estimates of the annual occupation radiation dose to workers Estimates of dose consequences at the proposed exclusion Mean estimates of sitespecific severe accident risks, Environmental pathways by which nonhuman biota can be Radiological environmental monitoring program for the site Environmental impacts resulting from the generation and Radiological impacts to biota other than humans considering relevant environmental pathways including the exposed to radiation (including that from gaseous effluents, radiation (including that from gaseous effluents, liquid                                                                    collective radiation doses to the population living in the area                                                                                                                                                                                                                                                  area boundary (EAB) and the lowpopulation zone (LPZ) from air, ground, food, surface water, and ground water. Risk liquid effluents, and direct exposure) from an operating disposal of nonradioactive waste and mixed waste                                                                                                                                              selected severe accident mitigation alternatives (SAMAs).
considerations include individual, population, economic, and effluents, and direct exposure) from an operating facility. facility.                                                      of interest                                                                                                                                                                                                                                                                                                      postulated design basis accidents (DBAs) contaminated land area risks.
USGCRP (2014)1 Climate Change Considerations:
Linked Question                                                                          R1                                                              R2                                                          R3                                            R3                                                            R4                                              R5                                                                NRW1                                                              ACC1                                                                    ACC2                                            ACC3 Energy Supply and  Effect of extreme weather events on energy facilities & infrastructure Use Energy Supply and  Increased summer electricity use & peak loads; decreased winter heating demand; net Use                increase in electricity demand Energy Supply and  Constraints on energy production due to changes in water availability Use Energy Supply and  Effect of sealevel rise, extreme storm surge events, and high tides on energy production, Use                energy delivery systems, and infrastructure Energy Supply and  Changes in future energy mix Use Transportation      Effects on the reliability & capacity of transportation systems8                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                              X                                                                  X Transportation      Increased risk of major coastal impacts to transportation infrastructure due to sealevel rise &
storm surge9 Transportation      Increased disruption of transportation networks and operations due to extreme weather events10 Transportation      Increased total costs to transportation systems & users Agriculture        Increasing climate disruptions to agricultural production11                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                  X                                                                  X Agriculture        Changes in crop & livestock production due to climateinduced stresses (weeds, diseases, insect pests, etc.)2 Agriculture        Loss and degradation of agricultural soil & water assets Agriculture        Negative impacts on crop & livestock productivity due to increased incidence of weather                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                      X                                                                  X extremes Agriculture        Need for increased innovation in agricultural production Agriculture        Effects on U.S. & global food security Forests            Increased vulnerability to ecosystem changes & tree mortality12 Forests            Reduced rate of forest CO2 uptake Forests            Influence of bioenergy on forest product markets Forests            Changing forest management policies &practices Page 13
 
CRN SiteSpecific Table TRANSPORTATION OF RAD MATERIALS (6.1.8)                                                                                  BENEFITCOST (10.1)
Estimated benefits of the proposed facility during operation, Radiological dose to the population in the region of interest            including net electrical generation, production of other commercial products, expected tax payments, regional due to transportation of radioactive materials productivity increases, and technical and nonmonetary Operations costs benefits.
USGCRP (2014)1 Climate Change Considerations:
Linked Question                                                                                  T1                                                                                BC1                                      BC2 Energy Supply and  Effect of extreme weather events on energy facilities & infrastructure Use Energy Supply and  Increased summer electricity use & peak loads; decreased winter heating demand; net Use                increase in electricity demand Energy Supply and  Constraints on energy production due to changes in water availability Use Energy Supply and  Effect of sealevel rise, extreme storm surge events, and high tides on energy production, Use                energy delivery systems, and infrastructure Energy Supply and  Changes in future energy mix Use Transportation      Effects on the reliability & capacity of transportation systems8 Transportation      Increased risk of major coastal impacts to transportation infrastructure due to sealevel rise &
storm surge9 Transportation      Increased disruption of transportation networks and operations due to extreme weather              X 10 events Transportation      Increased total costs to transportation systems & users Agriculture        Increasing climate disruptions to agricultural production11 Agriculture        Changes in crop & livestock production due to climateinduced stresses (weeds, diseases, insect pests, etc.)2 Agriculture        Loss and degradation of agricultural soil & water assets Agriculture        Negative impacts on crop & livestock productivity due to increased incidence of weather extremes Agriculture        Need for increased innovation in agricultural production Agriculture        Effects on U.S. & global food security Forests            Increased vulnerability to ecosystem changes & tree mortality12 Forests            Reduced rate of forest CO2 uptake Forests            Influence of bioenergy on forest product markets Forests            Changing forest management policies &practices Page 14
 
CRN SiteSpecific Table LAND USE                                                                                                                                                                                                                                                                                                                                                                                                            HYDROLOGY Onsite and offsite impacts to provisions of any affected local                                                                                                                                                                                                                                                                                                                        Effects of plant effluent discharge on water quality of receiving Impacts on other water uses and other water users related to Onsite and offsite disruption to existing land uses or private                                                                                                                                                                                                                                                                                                                                                                                              Impacts on other water uses and other water users related to Effects of anticipated hydrologic alterations to the quantity Proposed actions to minimize hydrologic alteration effects Onsite and offsite disruption to land or water resource                                                                      Transmission line corridor maintenance activities during  Anticipated hydrologic alterations resulting from station                                                                                                                                                                                                                                                                                                                                        Compliance with applicable water quality and water use Onsite and offsite land use classification conversions Onsite and offsite land disturbance activities changes in water supply reliability due to station building or resulting from land disturbance activities                      or regional land use or economic development plans                access                                                      land access                                                        operations affecting land use                              building or operation                                      and availability of water within the region of interest        water bodies                                                                                                                                                                                        changes in water quality due to station building or operation  standards and regulations operation USGCRP (2014)1 Climate Change Considerations:
Linked Question                                                      L1                                                            L2                                                              L2                                                              L3                                                          L3                                                              L1                                                      H1                                                        H3                                                            H2                                                          H1                                                                          H3                                                      H3                                                            H4 Ecosystems,            Reduced ecosystem ability to improve water quality & regulate water flows Biodiversity, and Ecosystem Services Ecosystems,            Reduced ecosystem ability to buffer impacts from extreme events (fires, floods, storms, etc.)
Biodiversity, and Ecosystem Services Ecosystems,            Changing mix of plant and animal life13 Biodiversity, and Ecosystem Services Ecosystems,            Shifts in timing of critical biological events14 Biodiversity, and Ecosystem Services Ecosystems,            Changes in management goals and practices15                                                                                                                                                                  X Biodiversity, and Ecosystem Services Human Health          Threats to human health and wellbeing16 Human Health          Amplification of existing health threats & impacts on vulnerable groups17 Human Health          Public health actions, and action timing, to protect people from some climate change impacts Human Health          Influence of climate change adaptation strategies on human health                                                                                                                                            X Energy, Water & Land  Effects on climate change vulnerability & regional adaptation & mitigation options from Use                    interaction of energy, water & land systems2 Energy, Water & Land  Dependence of energy systems on land & water supplies influencing development of these Use                    systems & options for reducing greenhouse gas emissions Energy, Water & Land  Use of joint resource management considerations in energy, water, & land use to identify &                                                                                                                    X Use                    evaluate options for reducing climate change Page 15
 
CRN SiteSpecific Table TERRESTRIAL AND WETLAND ECOLOGY Presence of disease vectors, nuisance, invasive and introduced Coordination with other agencies regarding potential impacts Potential injury to birds and bats colliding with tall structures Effect of station water features (including cooling ponds and Susceptibility of terrestrial species to stressors from habitat Possible effects on terrestrial wildlife from electromagnetic Effect of facility and landscape maintenance on terrestrial      Effect of drift from cooling towers, evaporation ponds, or                                                                                                                                  Effect of operational noise on terrestrial wildlife and their Effect of traffic induced by station operations on wildlife Effect of using groundwater and/or surface water on evaporation ponds) on adjoining wetlands and other                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                      animal or plant species onsite or in the vicinity of proposed radiation, electric tranmission lines, and other electrical habitats                                                          other operating facilities on terrestrial species and habitats                                                                  terrestrial habitats                                      habitats                                                                                                                                                                                                                                                                            to terrestrial biota                                              and environmental changes terrestrial habitats                                                                                                                                                                                                                                                                                                                      facilities                                                                                                                                                                                                  facility USGCRP (2014)1 Climate Change Considerations:
Linked Question                                                      TW1                                                              TW2                                                                      TW3                                                TW3                                                        TW1                                                              TW1                                                              TW4                                                                                TW4                                                    TW5                                                                TW6                                                                            TW7 Ecosystems,            Reduced ecosystem ability to improve water quality & regulate water flows Biodiversity, and Ecosystem Services Ecosystems,            Reduced ecosystem ability to buffer impacts from extreme events (fires, floods, storms, etc.)
Biodiversity, and Ecosystem Services Ecosystems,            Changing mix of plant and animal life13                                                                                                                                                                                                                                                                                                                  X                                                                  X                                                                  X                                                                        X                                                                                                                                                                                                            X Biodiversity, and Ecosystem Services Ecosystems,            Shifts in timing of critical biological events14                                                                                                              X                                                                                                                                                                                          X                                                                  X                                                                  X                                                                        X                                                                                                                                      X                                                                    X Biodiversity, and Ecosystem Services Ecosystems,            Changes in management goals and practices15                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                  X Biodiversity, and Ecosystem Services Human Health          Threats to human health and wellbeing16 Human Health          Amplification of existing health threats & impacts on vulnerable groups17 Human Health          Public health actions, and action timing, to protect people from some climate change impacts Human Health          Influence of climate change adaptation strategies on human health Energy, Water & Land  Effects on climate change vulnerability & regional adaptation & mitigation options from Use                    interaction of energy, water & land systems2 Energy, Water & Land  Dependence of energy systems on land & water supplies influencing development of these Use                    systems & options for reducing greenhouse gas emissions Energy, Water & Land  Use of joint resource management considerations in energy, water, & land use to identify &
Use                    evaluate options for reducing climate change Page 16
 
CRN SiteSpecific Table AQUATIC ECOLOGY Coordination with other agencies regarding potential impacts Susceptibility of aquatic species to aquatic stressors from Susceptibility of aquatic species at specific lifestages to plant Presence of diseasecausing vectors and nuisance, invasive Estimated susceptibility and natural survival rates for aquatic                                                                                                                                                                                                                                                                                                    Biological effects to important aquatic species resulting from Ability of important aquatic species to exhibit avoidance Effects on species and habitats affected by heated plume Effects of plant consumptive water use on aquatic biota Regional standing stocks of important aquatic species                                                                                                                                                                                                                                                                                                        Adverse effects of transmission and pipeline corridor Swimming speed of important aquatic species habitat and water quality changes, including physical stresses                                                                                                                                                                                                                                                                                behavior to thermal discharge and cold shock at all affected      and introduced aquatic species onsite or in the vicinity of the cooling system entrainment, entrapment, and impingement                                                                                                                                      species with commercial subsistence or recreational value                                                                      NPDES permit requirements  dynamics and scouring                                                                                                                                                                                  chemical and/or physical alterations to receiving water body                                                                to aquatic biota potentially affected by station building or operation                                                                                                                                                                                                                                                                                                        maintenance practices on aquatic biota related to cooling system and fishreturn systems                                                                                                                                                                                                                                                                                            life stages                                                        proposed station USGCRP (2014)1 Climate Change Considerations:
Linked Question                                                          AQ1                                                            AQ1                                                                              AQ2                                                AQ2                                                AQ2                                                                  AQ2                                                  AQ5                          AQ2                                                                    AQ2                                                                AQ3                                                      AQ4                                                            AQ1                                                        AQ5 Ecosystems,            Reduced ecosystem ability to improve water quality & regulate water flows Biodiversity, and Ecosystem Services Ecosystems,            Reduced ecosystem ability to buffer impacts from extreme events (fires, floods, storms, etc.)
Biodiversity, and Ecosystem Services Ecosystems,            Changing mix of plant and animal life13                                                        X                                                              X                                                                        X                                                                                                                  X                                                                    X                                                                                                                                                  X                                                                  X                                                                    X Biodiversity, and Ecosystem Services Ecosystems,            Shifts in timing of critical biological events14                                                X                                                              X                                                                        X                                                                                                                  X                                                                    X                                                                                                                                                  X                                                                  X                                                                    X Biodiversity, and Ecosystem Services Ecosystems,            Changes in management goals and practices15                                                                                                                                                                                            X                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                  X Biodiversity, and Ecosystem Services Human Health          Threats to human health and wellbeing16 Human Health          Amplification of existing health threats & impacts on vulnerable groups17 Human Health          Public health actions, and action timing, to protect people from some climate change impacts Human Health          Influence of climate change adaptation strategies on human health Energy, Water & Land  Effects on climate change vulnerability & regional adaptation & mitigation options from Use                    interaction of energy, water & land systems2 Energy, Water & Land  Dependence of energy systems on land & water supplies influencing development of these Use                    systems & options for reducing greenhouse gas emissions Energy, Water & Land  Use of joint resource management considerations in energy, water, & land use to identify &
Use                    evaluate options for reducing climate change Page 17
 
CRN SiteSpecific Table SOCIOECONOMICS Workforce impacts, including local vs. inmigrating geographic                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                  Employment, income and output impacts attributable to plant Trafficrelated impacts of the site operations workforce and Impacts of plant activities on local buildings and facilities Combined impacts of site employment for sites with an                                                                                                                                                                                                                                                                                                                                                                                                                                                                            Expected mitigation actions (traffic, schools, community Impact of plant activities on local housing resources                                                                                                                Impacts of plant activities to local recreation resources  Impacts of plant activities on firstresponder agencies                                                                                                                                Tax revenue impacts attributable to plant activities Impacts of plant activities on local transportation Expected residency patterns during operations                                                                                                                                                                                Impacts of plant activities to visual resources                                                            Impact of plant activities on public schools origin of workers and outage impacts                                                                                operating station                                                                                                                                                                                                                                                                                                                      deliveries                                                                                                                                                                              services)                                                  activities infrastructure USGCRP (2014)1 Climate Change Considerations:
Linked Question                                                                  S1                                                      S1                                                      S1                                                    S2                                        S1                                                            S3                                                S1                                                    S1                                                      S2                                                S1                                                        S1                                                                      S4                                                        S5                                                S5 Ecosystems,            Reduced ecosystem ability to improve water quality & regulate water flows Biodiversity, and Ecosystem Services Ecosystems,            Reduced ecosystem ability to buffer impacts from extreme events (fires, floods, storms, etc.)
Biodiversity, and Ecosystem Services Ecosystems,            Changing mix of plant and animal life13 Biodiversity, and Ecosystem Services Ecosystems,            Shifts in timing of critical biological events14 Biodiversity, and Ecosystem Services Ecosystems,            Changes in management goals and practices15 Biodiversity, and Ecosystem Services Human Health          Threats to human health and wellbeing16                                                                                                                        X Human Health          Amplification of existing health threats & impacts on vulnerable groups17 Human Health          Public health actions, and action timing, to protect people from some climate change impacts Human Health          Influence of climate change adaptation strategies on human health Energy, Water & Land  Effects on climate change vulnerability & regional adaptation & mitigation options from Use                    interaction of energy, water & land systems2 Energy, Water & Land  Dependence of energy systems on land & water supplies influencing development of these Use                    systems & options for reducing greenhouse gas emissions Energy, Water & Land  Use of joint resource management considerations in energy, water, & land use to identify &                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                        X Use                    evaluate options for reducing climate change Page 18
 
CRN SiteSpecific Table HISTORIC AND CULTURAL ENVIRONMENTAL JUSTICE                                                                                                                                              RESOURCES                                                                                                                      METEOROLOGY                                                                  AIR QUALITY                                                                                                                                                    NONRADIOLOGICAL HEALTH Operations and maintenance activities affecting onsite historic  Operations and maintenance activities affecting offsite historic Cooling system impacts, including plume lengths, additional Effect of plant activities on established resource                                                                                                                                                                                                                                                          Estimates of annual air emissions for criteria air pollutants,      Presence of etiological agents from operations systems and                                                                                                                                          Potential health impacts related to nonradiological traffic Disproportionate human health impacts of the plant to EJ Existence of communities exceptionally dependent on                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                              Acute effects of electromagnetic fields (electric shock) hours of fogging and icing, salt deposition, increases in Noise impacts associated with operations humidity and precipitation (including snowfall), potential local Sources and types of air emissions subsistence resources                                    populations of interest                                    dependencies, cultural practices, or subsistence behaviors    properties                                                        properties                                                                                                                                                                  both from the operating plant and from transmission lines            activities that may impact human health                                                                  associated with transmission lines                              Occupational health risks  related accidents for operations and outage workers weather modification from cloud formation/shadowing, and interactions of plume with other pollutant sources USGCRP (2014)1 Climate Change Considerations:
Linked Question                                                            EJ1                                                      EJ2                                                        EJ3                                                  H&CR1                                                            H&CR1                                                                                  M1                                          AirQ1                                AirQ1                                                                NR1                                                      NR2                                          NR3                                                        NR4                          NR5 Ecosystems,            Reduced ecosystem ability to improve water quality & regulate water flows Biodiversity, and Ecosystem Services Ecosystems,            Reduced ecosystem ability to buffer impacts from extreme events (fires, floods, storms, etc.)
Biodiversity, and Ecosystem Services Ecosystems,            Changing mix of plant and animal life13 Biodiversity, and Ecosystem Services Ecosystems,            Shifts in timing of critical biological events14 Biodiversity, and Ecosystem Services Ecosystems,            Changes in management goals and practices15 Biodiversity, and Ecosystem Services Human Health          Threats to human health and wellbeing16                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                            X                                                                                                                                                                      X Human Health          Amplification of existing health threats & impacts on vulnerable groups17                                                                            X                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                    X Human Health          Public health actions, and action timing, to protect people from some climate change impacts                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                        X Human Health          Influence of climate change adaptation strategies on human health                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                  X                                                                                                                                                                      X Energy, Water & Land  Effects on climate change vulnerability & regional adaptation & mitigation options from Use                    interaction of energy, water & land systems2 Energy, Water & Land  Dependence of energy systems on land & water supplies influencing development of these Use                    systems & options for reducing greenhouse gas emissions Energy, Water & Land  Use of joint resource management considerations in energy, water, & land use to identify &
Use                    evaluate options for reducing climate change Page 19
 
CRN SiteSpecific Table NONRADIOACTIVE WASTE RADIOLOGICAL IMPACTS                                                                                                                                                                                                                                            IMPACTS                                                                                                                            ACCIDENTS Estimated cost, risk reduction, and valueimpact ratios for the Environmental pathways by which humans can be exposed to                                                                    Estimates of the maximum individual radiation dose and total Estimates of the annual occupation radiation dose to workers Estimates of dose consequences at the proposed exclusion Mean estimates of sitespecific severe accident risks, Environmental pathways by which nonhuman biota can be Radiological environmental monitoring program for the site Environmental impacts resulting from the generation and Radiological impacts to biota other than humans considering relevant environmental pathways including the exposed to radiation (including that from gaseous effluents, radiation (including that from gaseous effluents, liquid                                                                    collective radiation doses to the population living in the area                                                                                                                                                                                                                                                      area boundary (EAB) and the lowpopulation zone (LPZ) from air, ground, food, surface water, and ground water. Risk liquid effluents, and direct exposure) from an operating disposal of nonradioactive waste and mixed waste                                                                                                                                              selected severe accident mitigation alternatives (SAMAs).
considerations include individual, population, economic, and effluents, and direct exposure) from an operating facility. facility.                                                      of interest                                                                                                                                                                                                                                                                                                          postulated design basis accidents (DBAs) contaminated land area risks.
USGCRP (2014)1 Climate Change Considerations:
Linked Question                                                                        R1                                                              R2                                                          R3                                            R3                                                            R4                                                  R5                                                                NRW1                                                              ACC1                                                                    ACC2                                            ACC3 Ecosystems,            Reduced ecosystem ability to improve water quality & regulate water flows Biodiversity, and Ecosystem Services Ecosystems,            Reduced ecosystem ability to buffer impacts from extreme events (fires, floods, storms, etc.)
Biodiversity, and Ecosystem Services Ecosystems,            Changing mix of plant and animal life13                                                                                                                                                                                                                                                                                                                                                                        X                                                                                                                                                                                              X                                                                  X Biodiversity, and Ecosystem Services Ecosystems,            Shifts in timing of critical biological events14 Biodiversity, and Ecosystem Services Ecosystems,            Changes in management goals and practices15 Biodiversity, and Ecosystem Services Human Health          Threats to human health and wellbeing16 Human Health          Amplification of existing health threats & impacts on vulnerable groups17 Human Health          Public health actions, and action timing, to protect people from some climate change impacts Human Health          Influence of climate change adaptation strategies on human health Energy, Water & Land  Effects on climate change vulnerability & regional adaptation & mitigation options from Use                    interaction of energy, water & land systems2 Energy, Water & Land  Dependence of energy systems on land & water supplies influencing development of these Use                    systems & options for reducing greenhouse gas emissions Energy, Water & Land  Use of joint resource management considerations in energy, water, & land use to identify &
Use                    evaluate options for reducing climate change Page 20
 
CRN SiteSpecific Table TRANSPORTATION OF RAD MATERIALS (6.1.8)                                                                                  BENEFITCOST (10.1)
Estimated benefits of the proposed facility during operation, Radiological dose to the population in the region of interest            including net electrical generation, production of other commercial products, expected tax payments, regional due to transportation of radioactive materials productivity increases, and technical and nonmonetary Operations costs benefits.
USGCRP (2014)1 Climate Change Considerations:
Linked Question                                                                                T1                                                                                BC1                                      BC2 Ecosystems,            Reduced ecosystem ability to improve water quality & regulate water flows Biodiversity, and Ecosystem Services Ecosystems,            Reduced ecosystem ability to buffer impacts from extreme events (fires, floods, storms, etc.)
Biodiversity, and Ecosystem Services Ecosystems,            Changing mix of plant and animal life13 Biodiversity, and Ecosystem Services Ecosystems,            Shifts in timing of critical biological events14 Biodiversity, and Ecosystem Services Ecosystems,            Changes in management goals and practices15 Biodiversity, and Ecosystem Services Human Health          Threats to human health and wellbeing16 Human Health          Amplification of existing health threats & impacts on vulnerable groups17 Human Health          Public health actions, and action timing, to protect people from some climate change impacts Human Health          Influence of climate change adaptation strategies on human health Energy, Water & Land  Effects on climate change vulnerability & regional adaptation & mitigation options from Use                    interaction of energy, water & land systems2 Energy, Water & Land  Dependence of energy systems on land & water supplies influencing development of these Use                    systems & options for reducing greenhouse gas emissions Energy, Water & Land  Use of joint resource management considerations in energy, water, & land use to identify &
Use                    evaluate options for reducing climate change Page 21
 
CRN SiteSpecific Table LAND USE                                                                                                                                                                                                                                                                                                                                                                                                            HYDROLOGY Onsite and offsite impacts to provisions of any affected local                                                                                                                                                                                                                                                                                                                        Effects of plant effluent discharge on water quality of receiving Impacts on other water uses and other water users related to Onsite and offsite disruption to existing land uses or private                                                                                                                                                                                                                                                                                                                                                                                              Impacts on other water uses and other water users related to Effects of anticipated hydrologic alterations to the quantity Proposed actions to minimize hydrologic alteration effects Onsite and offsite disruption to land or water resource                                                                      Transmission line corridor maintenance activities during  Anticipated hydrologic alterations resulting from station                                                                                                                                                                                                                                                                                                                                        Compliance with applicable water quality and water use Onsite and offsite land use classification conversions Onsite and offsite land disturbance activities changes in water supply reliability due to station building or resulting from land disturbance activities                      or regional land use or economic development plans                access                                                      land access                                                        operations affecting land use                              building or operation                                      and availability of water within the region of interest        water bodies                                                                                                                                                                                        changes in water quality due to station building or operation  standards and regulations operation USGCRP (2014)1 Climate Change Considerations:
Linked Question                                                    L1                                                                L2                                                              L2                                                              L3                                                          L3                                                              L1                                                      H1                                                        H3                                                            H2                                                          H1                                                                          H3                                                      H3                                                            H4 Urban Systems,        Climate change impacts on urban water, energy supply, transportation, & other essential Infrastructure, and  infrastructure Vulnerability Urban Systems,        Linked disruptions in urban infrastructure systems Infrastructure, and Vulnerability Urban Systems,        Influence of social inequalities on urban resident & community climate vulnerability &
Infrastructure, and  adaptive capacity Vulnerability Urban Systems,        Cooperative government & private sector activity in urban adaptation efforts                                                                                                                                    X Infrastructure, and Vulnerability Indigenous Peoples,  Native Peoples access to traditional foods Land, and Resources Indigenous Peoples,  Ability of Native communities to adapt to decreases in water quality & quantity Land, and Resources Indigenous Peoples,  Impact of declining Alaskan sea ice Land, and Resources Indigenous Peoples,  Impact of thawing permafrost on infrastructure & traditional Alaska Native lifestyles Land, and Resources Indigenous Peoples,  Relocation of tribal & indigenous communities due to climate impacts, especially in coastal                                                                                                                    X Land, and Resources  locations Land Use and Land    Effects of choices about landuse and landcover patterns on ecosystems and human                                                                X Cover Change          communities Land Use and Land    Effects of changes in landuse and landcover patterns on climate processes Cover Change Land Use and Land    Influence of landuse decisions made to adapt to the effects of climate change                                                                                                                                  X Cover Change Land Use and Land    Effect of land use & land management choices on atmospheric greenhouse gas levels Cover Change Page 22
 
CRN SiteSpecific Table TERRESTRIAL AND WETLAND ECOLOGY Presence of disease vectors, nuisance, invasive and introduced Coordination with other agencies regarding potential impacts Potential injury to birds and bats colliding with tall structures Effect of station water features (including cooling ponds and Susceptibility of terrestrial species to stressors from habitat Possible effects on terrestrial wildlife from electromagnetic Effect of facility and landscape maintenance on terrestrial  Effect of drift from cooling towers, evaporation ponds, or                                                                                                                                Effect of operational noise on terrestrial wildlife and their Effect of traffic induced by station operations on wildlife Effect of using groundwater and/or surface water on evaporation ponds) on adjoining wetlands and other                                                                                                                                                                                                                                                                                                                                                                                                                                                                            animal or plant species onsite or in the vicinity of proposed radiation, electric tranmission lines, and other electrical habitats                                                      other operating facilities on terrestrial species and habitats                                                                  terrestrial habitats                                    habitats                                                                                                                                                                                                                                                            to terrestrial biota                                          and environmental changes terrestrial habitats                                                                                                                                                                                                                                                                                                        facilities                                                                                                                                                                                      facility USGCRP (2014)1 Climate Change Considerations:
Linked Question                                                    TW1                                                          TW2                                                                      TW3                                                TW3                                                      TW1                                                          TW1                                                          TW4                                                                            TW4                                                TW5                                                            TW6                                                                        TW7 Urban Systems,        Climate change impacts on urban water, energy supply, transportation, & other essential Infrastructure, and  infrastructure Vulnerability Urban Systems,        Linked disruptions in urban infrastructure systems Infrastructure, and Vulnerability Urban Systems,        Influence of social inequalities on urban resident & community climate vulnerability &
Infrastructure, and  adaptive capacity Vulnerability Urban Systems,        Cooperative government & private sector activity in urban adaptation efforts Infrastructure, and Vulnerability Indigenous Peoples,  Native Peoples access to traditional foods Land, and Resources Indigenous Peoples,  Ability of Native communities to adapt to decreases in water quality & quantity Land, and Resources Indigenous Peoples,  Impact of declining Alaskan sea ice Land, and Resources Indigenous Peoples,  Impact of thawing permafrost on infrastructure & traditional Alaska Native lifestyles Land, and Resources Indigenous Peoples,  Relocation of tribal & indigenous communities due to climate impacts, especially in coastal Land, and Resources  locations Land Use and Land    Effects of choices about landuse and landcover patterns on ecosystems and human Cover Change          communities Land Use and Land    Effects of changes in landuse and landcover patterns on climate processes Cover Change Land Use and Land    Influence of landuse decisions made to adapt to the effects of climate change Cover Change Land Use and Land    Effect of land use & land management choices on atmospheric greenhouse gas levels Cover Change Page 23
 
CRN SiteSpecific Table AQUATIC ECOLOGY Coordination with other agencies regarding potential impacts Susceptibility of aquatic species to aquatic stressors from Susceptibility of aquatic species at specific lifestages to plant Presence of diseasecausing vectors and nuisance, invasive Estimated susceptibility and natural survival rates for aquatic                                                                                                                                                                                                                                                                                    Biological effects to important aquatic species resulting from Ability of important aquatic species to exhibit avoidance Effects on species and habitats affected by heated plume Effects of plant consumptive water use on aquatic biota Regional standing stocks of important aquatic species                                                                                                                                                                                                                                                                                            Adverse effects of transmission and pipeline corridor Swimming speed of important aquatic species habitat and water quality changes, including physical stresses                                                                                                                                                                                                                                                                    behavior to thermal discharge and cold shock at all affected  and introduced aquatic species onsite or in the vicinity of the cooling system entrainment, entrapment, and impingement                                                                                                                              species with commercial subsistence or recreational value                                                                  NPDES permit requirements  dynamics and scouring                                                                                                                                                                      chemical and/or physical alterations to receiving water body                                                            to aquatic biota potentially affected by station building or operation                                                                                                                                                                                                                                                                                            maintenance practices on aquatic biota related to cooling system and fishreturn systems                                                                                                                                                                                                                                                                                life stages                                                    proposed station USGCRP (2014)1 Climate Change Considerations:
Linked Question                                                    AQ1                                                        AQ1                                                                          AQ2                                                AQ2                                            AQ2                                                              AQ2                                                  AQ5                          AQ2                                                                AQ2                                                            AQ3                                                  AQ4                                                            AQ1                                                    AQ5 Urban Systems,        Climate change impacts on urban water, energy supply, transportation, & other essential Infrastructure, and  infrastructure Vulnerability Urban Systems,        Linked disruptions in urban infrastructure systems Infrastructure, and Vulnerability Urban Systems,        Influence of social inequalities on urban resident & community climate vulnerability &
Infrastructure, and  adaptive capacity Vulnerability Urban Systems,        Cooperative government & private sector activity in urban adaptation efforts Infrastructure, and Vulnerability Indigenous Peoples,  Native Peoples access to traditional foods Land, and Resources Indigenous Peoples,  Ability of Native communities to adapt to decreases in water quality & quantity Land, and Resources Indigenous Peoples,  Impact of declining Alaskan sea ice Land, and Resources Indigenous Peoples,  Impact of thawing permafrost on infrastructure & traditional Alaska Native lifestyles Land, and Resources Indigenous Peoples,  Relocation of tribal & indigenous communities due to climate impacts, especially in coastal Land, and Resources  locations Land Use and Land    Effects of choices about landuse and landcover patterns on ecosystems and human Cover Change          communities Land Use and Land    Effects of changes in landuse and landcover patterns on climate processes Cover Change Land Use and Land    Influence of landuse decisions made to adapt to the effects of climate change Cover Change Land Use and Land    Effect of land use & land management choices on atmospheric greenhouse gas levels Cover Change Page 24
 
CRN SiteSpecific Table SOCIOECONOMICS Workforce impacts, including local vs. inmigrating geographic                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                          Employment, income and output impacts attributable to plant Trafficrelated impacts of the site operations workforce and Impacts of plant activities on local buildings and facilities Combined impacts of site employment for sites with an                                                                                                                                                                                                                                                                                                                                                                                                                                                                                    Expected mitigation actions (traffic, schools, community Impact of plant activities on local housing resources                                                                                                                    Impacts of plant activities to local recreation resources  Impacts of plant activities on firstresponder agencies                                                                                                                                Tax revenue impacts attributable to plant activities Impacts of plant activities on local transportation Expected residency patterns during operations                                                                                                                                                                                Impacts of plant activities to visual resources                                                                    Impact of plant activities on public schools origin of workers and outage impacts                                                                                operating station                                                                                                                                                                                                                                                                                                                              deliveries                                                                                                                                                                              services)                                                  activities infrastructure USGCRP (2014)1 Climate Change Considerations:
Linked Question                                                                S1                                                      S1                                                      S1                                                    S2                                        S1                                                            S3                                                    S1                                                        S1                                                      S2                                                S1                                                        S1                                                                      S4                                                        S5                                                S5 Urban Systems,        Climate change impacts on urban water, energy supply, transportation, & other essential                                                                        X                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                        X Infrastructure, and  infrastructure Vulnerability Urban Systems,        Linked disruptions in urban infrastructure systems Infrastructure, and Vulnerability Urban Systems,        Influence of social inequalities on urban resident & community climate vulnerability &
Infrastructure, and  adaptive capacity Vulnerability Urban Systems,        Cooperative government & private sector activity in urban adaptation efforts                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                            X Infrastructure, and Vulnerability Indigenous Peoples,  Native Peoples access to traditional foods Land, and Resources Indigenous Peoples,  Ability of Native communities to adapt to decreases in water quality & quantity Land, and Resources Indigenous Peoples,  Impact of declining Alaskan sea ice Land, and Resources Indigenous Peoples,  Impact of thawing permafrost on infrastructure & traditional Alaska Native lifestyles Land, and Resources Indigenous Peoples,  Relocation of tribal & indigenous communities due to climate impacts, especially in coastal                                                                    X                                                                                                                                                                                                                                                                                  X                                                            X                                                                                                                                                                                                                                      X Land, and Resources  locations Land Use and Land    Effects of choices about landuse and landcover patterns on ecosystems and human                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                      X Cover Change          communities Land Use and Land    Effects of changes in landuse and landcover patterns on climate processes Cover Change Land Use and Land    Influence of landuse decisions made to adapt to the effects of climate change                                                                                X                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                        X Cover Change Land Use and Land    Effect of land use & land management choices on atmospheric greenhouse gas levels Cover Change Page 25
 
CRN SiteSpecific Table HISTORIC AND CULTURAL ENVIRONMENTAL JUSTICE                                                                                                                                              RESOURCES                                                                                                                              METEOROLOGY                                                                  AIR QUALITY                                                                                                                                                        NONRADIOLOGICAL HEALTH Operations and maintenance activities affecting onsite historic      Operations and maintenance activities affecting offsite historic Cooling system impacts, including plume lengths, additional Effect of plant activities on established resource                                                                                                                                                                                                                                                                  Estimates of annual air emissions for criteria air pollutants,      Presence of etiological agents from operations systems and                                                                                                                                          Potential health impacts related to nonradiological traffic Disproportionate human health impacts of the plant to EJ Existence of communities exceptionally dependent on                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                        Acute effects of electromagnetic fields (electric shock) hours of fogging and icing, salt deposition, increases in Noise impacts associated with operations humidity and precipitation (including snowfall), potential local Sources and types of air emissions subsistence resources                                populations of interest                                        dependencies, cultural practices, or subsistence behaviors      properties                                                            properties                                                                                                                                                                  both from the operating plant and from transmission lines            activities that may impact human health                                                                      associated with transmission lines                          Occupational health risks  related accidents for operations and outage workers weather modification from cloud formation/shadowing, and interactions of plume with other pollutant sources USGCRP (2014)1 Climate Change Considerations:
Linked Question                                                              EJ1                                                  EJ2                                                            EJ3                                                      H&CR1                                                                H&CR1                                                                                  M1                                          AirQ1                                AirQ1                                                                NR1                                                          NR2                                          NR3                                                    NR4                          NR5 Urban Systems,        Climate change impacts on urban water, energy supply, transportation, & other essential                                                                                                                            X Infrastructure, and  infrastructure Vulnerability Urban Systems,        Linked disruptions in urban infrastructure systems                                                                                                                                                                X Infrastructure, and Vulnerability Urban Systems,        Influence of social inequalities on urban resident & community climate vulnerability &                                                                                                                            X Infrastructure, and  adaptive capacity Vulnerability Urban Systems,        Cooperative government & private sector activity in urban adaptation efforts Infrastructure, and Vulnerability Indigenous Peoples,  Native Peoples access to traditional foods                                                  X                                                                                                                                                                                      X                                                                    X Land, and Resources Indigenous Peoples,  Ability of Native communities to adapt to decreases in water quality & quantity                                                                                                                                    X                                                                X                                                                    X                                                                                                                                                                                                                                                X Land, and Resources Indigenous Peoples,  Impact of declining Alaskan sea ice Land, and Resources Indigenous Peoples,  Impact of thawing permafrost on infrastructure & traditional Alaska Native lifestyles Land, and Resources Indigenous Peoples,  Relocation of tribal & indigenous communities due to climate impacts, especially in coastal  X                                                                                                                    X                                                                X                                                                    X Land, and Resources  locations Land Use and Land    Effects of choices about landuse and landcover patterns on ecosystems and human Cover Change          communities Land Use and Land    Effects of changes in landuse and landcover patterns on climate processes Cover Change Land Use and Land    Influence of landuse decisions made to adapt to the effects of climate change                                                                                                                                    X                                                                                                                                                                                                                                                                                                                                                                                                                                                          X Cover Change Land Use and Land    Effect of land use & land management choices on atmospheric greenhouse gas levels Cover Change Page 26
 
CRN SiteSpecific Table NONRADIOACTIVE WASTE RADIOLOGICAL IMPACTS                                                                                                                                                                                                                                                            IMPACTS                                                                                                                            ACCIDENTS Estimated cost, risk reduction, and valueimpact ratios for the Environmental pathways by which humans can be exposed to                                                                        Estimates of the maximum individual radiation dose and total Estimates of the annual occupation radiation dose to workers Estimates of dose consequences at the proposed exclusion Mean estimates of sitespecific severe accident risks, Environmental pathways by which nonhuman biota can be Radiological environmental monitoring program for the site Environmental impacts resulting from the generation and Radiological impacts to biota other than humans considering relevant environmental pathways including the exposed to radiation (including that from gaseous effluents, radiation (including that from gaseous effluents, liquid                                                                        collective radiation doses to the population living in the area                                                                                                                                                                                                                                                                  area boundary (EAB) and the lowpopulation zone (LPZ) from air, ground, food, surface water, and ground water. Risk liquid effluents, and direct exposure) from an operating disposal of nonradioactive waste and mixed waste                                                                                                                                              selected severe accident mitigation alternatives (SAMAs).
considerations include individual, population, economic, and effluents, and direct exposure) from an operating facility. facility.                                                          of interest                                                                                                                                                                                                                                                                                                                      postulated design basis accidents (DBAs) contaminated land area risks.
USGCRP (2014)1 Climate Change Considerations:
Linked Question                                                                          R1                                                              R2                                                              R3                                                R3                                                                R4                                                  R5                                                                    NRW1                                                              ACC1                                                                    ACC2                                            ACC3 Urban Systems,        Climate change impacts on urban water, energy supply, transportation, & other essential Infrastructure, and  infrastructure Vulnerability Urban Systems,        Linked disruptions in urban infrastructure systems Infrastructure, and Vulnerability Urban Systems,        Influence of social inequalities on urban resident & community climate vulnerability &
Infrastructure, and  adaptive capacity Vulnerability Urban Systems,        Cooperative government & private sector activity in urban adaptation efforts Infrastructure, and Vulnerability Indigenous Peoples,  Native Peoples access to traditional foods                                                  X                                                                                                                                X                                                                    X                                                                  X                                                    X Land, and Resources Indigenous Peoples,  Ability of Native communities to adapt to decreases in water quality & quantity Land, and Resources Indigenous Peoples,  Impact of declining Alaskan sea ice Land, and Resources Indigenous Peoples,  Impact of thawing permafrost on infrastructure & traditional Alaska Native lifestyles Land, and Resources Indigenous Peoples,  Relocation of tribal & indigenous communities due to climate impacts, especially in coastal Land, and Resources  locations Land Use and Land    Effects of choices about landuse and landcover patterns on ecosystems and human                                                                                                                                                                                                                                                                                                                                            X                                                                                                                                                                                                  X                                                                  X Cover Change          communities Land Use and Land    Effects of changes in landuse and landcover patterns on climate processes                                                                                                                                                                                                                                                                                                                                                  X Cover Change Land Use and Land    Influence of landuse decisions made to adapt to the effects of climate change                                                                                                                                                                                                                                                                                                                                                                                                                X Cover Change Land Use and Land    Effect of land use & land management choices on atmospheric greenhouse gas levels Cover Change Page 27
 
CRN SiteSpecific Table TRANSPORTATION OF RAD MATERIALS (6.1.8)                                                                                  BENEFITCOST (10.1)
Estimated benefits of the proposed facility during operation, Radiological dose to the population in the region of interest            including net electrical generation, production of other commercial products, expected tax payments, regional due to transportation of radioactive materials productivity increases, and technical and nonmonetary Operations costs benefits.
USGCRP (2014)1 Climate Change Considerations:
Linked Question                                                                              T1                                                                                BC1                                      BC2 Urban Systems,        Climate change impacts on urban water, energy supply, transportation, & other essential Infrastructure, and  infrastructure Vulnerability Urban Systems,        Linked disruptions in urban infrastructure systems Infrastructure, and Vulnerability Urban Systems,        Influence of social inequalities on urban resident & community climate vulnerability &
Infrastructure, and  adaptive capacity Vulnerability Urban Systems,        Cooperative government & private sector activity in urban adaptation efforts Infrastructure, and Vulnerability Indigenous Peoples,  Native Peoples access to traditional foods Land, and Resources Indigenous Peoples,  Ability of Native communities to adapt to decreases in water quality & quantity Land, and Resources Indigenous Peoples,  Impact of declining Alaskan sea ice Land, and Resources Indigenous Peoples,  Impact of thawing permafrost on infrastructure & traditional Alaska Native lifestyles Land, and Resources Indigenous Peoples,  Relocation of tribal & indigenous communities due to climate impacts, especially in coastal Land, and Resources  locations Land Use and Land    Effects of choices about landuse and landcover patterns on ecosystems and human Cover Change          communities Land Use and Land    Effects of changes in landuse and landcover patterns on climate processes Cover Change Land Use and Land    Influence of landuse decisions made to adapt to the effects of climate change Cover Change Land Use and Land    Effect of land use & land management choices on atmospheric greenhouse gas levels Cover Change Page 28
 
Biogeochemical Cycles Biogeochemical Cycles Biogeochemical Cycles                                                                                                                                                                                                                                              Rural Communities                                                            Rural Communities                                                              Rural Communities Increased vulnerability of biodiversity, food security, human health, and water quality due to                                                                                                  Alterations in biogeochemical cycles21                                                                                                                                                                                                                                                    USGCRP (2014)1 Climate Change Considerations:
Linked Question Unique vulnerabilities of rural communities to climate change impacts19 Limited capacity of rural governments to respond to climate change impacts20 Increased impacts of climate change on rural communities and rural economic activities 18 altered biogeochemical cycles and climate change Effect of natural land sinks on carbon, nitrogen, phosphorus, and other biogeochemical cycles L1                  Onsite and offsite land disturbance activities Onsite and offsite land use classification conversions L2 resulting from land disturbance activities X
Onsite and offsite impacts to provisions of any affected local L2 Page 29                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                    or regional land use or economic development plans LAND USE CRN SiteSpecific Table Onsite and offsite disruption to land or water resource L3 access Onsite and offsite disruption to existing land uses or private L3 land access Transmission line corridor maintenance activities during L1 operations affecting land use Anticipated hydrologic alterations resulting from station H1 building or operation Effects of anticipated hydrologic alterations to the quantity H3 and availability of water within the region of interest Effects of plant effluent discharge on water quality of receiving H2 water bodies H1                  Proposed actions to minimize hydrologic alteration effects HYDROLOGY Impacts on other water uses and other water users related to H3                  changes in water supply reliability due to station building or operation Impacts on other water uses and other water users related to H3 changes in water quality due to station building or operation Compliance with applicable water quality and water use H4 standards and regulations
 
Biogeochemical Cycles Biogeochemical Cycles Biogeochemical Cycles                                                                                                                                                                                                                                              Rural Communities                                                            Rural Communities                                                              Rural Communities Increased vulnerability of biodiversity, food security, human health, and water quality due to                                                                                                  Alterations in biogeochemical cycles21                                                                                                                                                                                                                                                    USGCRP (2014)1 Climate Change Considerations:
Linked Question Unique vulnerabilities of rural communities to climate change impacts19 Limited capacity of rural governments to respond to climate change impacts20 Increased impacts of climate change on rural communities and rural economic activities 18 altered biogeochemical cycles and climate change Effect of natural land sinks on carbon, nitrogen, phosphorus, and other biogeochemical cycles Effect of facility and landscape maintenance on terrestrial TW1                habitats Effect of drift from cooling towers, evaporation ponds, or TW2                  other operating facilities on terrestrial species and habitats Effect of station water features (including cooling ponds and TW3                  evaporation ponds) on adjoining wetlands and other Page 30                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                    terrestrial habitats Effect of using groundwater and/or surface water on CRN SiteSpecific Table TW3                  terrestrial habitats Effect of operational noise on terrestrial wildlife and their TW1                  habitats TW1                  Effect of traffic induced by station operations on wildlife TW4                  Potential injury to birds and bats colliding with tall structures TERRESTRIAL AND WETLAND ECOLOGY Possible effects on terrestrial wildlife from electromagnetic TW4                  radiation, electric tranmission lines, and other electrical facilities Coordination with other agencies regarding potential impacts TW5                  to terrestrial biota X
Susceptibility of terrestrial species to stressors from habitat TW6                  and environmental changes Presence of disease vectors, nuisance, invasive and introduced TW7                  animal or plant species onsite or in the vicinity of proposed facility
 
Biogeochemical Cycles Biogeochemical Cycles Biogeochemical Cycles                                                                                                                                                                                                                                              Rural Communities                                                            Rural Communities                                                              Rural Communities Increased vulnerability of biodiversity, food security, human health, and water quality due to                                                                                                  Alterations in biogeochemical cycles21                                                                                                                                                                                                                                                    USGCRP (2014)1 Climate Change Considerations:
Linked Question Unique vulnerabilities of rural communities to climate change impacts19 Limited capacity of rural governments to respond to climate change impacts20 Increased impacts of climate change on rural communities and rural economic activities 18 altered biogeochemical cycles and climate change Effect of natural land sinks on carbon, nitrogen, phosphorus, and other biogeochemical cycles X
AQ1                  Effects of plant consumptive water use on aquatic biota Susceptibility of aquatic species at specific lifestages to plant AQ1                  cooling system entrainment, entrapment, and impingement X
Susceptibility of aquatic species to aquatic stressors from AQ2                  habitat and water quality changes, including physical stresses Page 31                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                    related to cooling system and fishreturn systems Swimming speed of important aquatic species CRN SiteSpecific Table AQ2 Estimated susceptibility and natural survival rates for aquatic AQ2                  species with commercial subsistence or recreational value Regional standing stocks of important aquatic species AQ2                  potentially affected by station building or operation AQ5                  NPDES permit requirements AQUATIC ECOLOGY Effects on species and habitats affected by heated plume AQ2                  dynamics and scouring Ability of important aquatic species to exhibit avoidance AQ2                  behavior to thermal discharge and cold shock at all affected life stages Presence of diseasecausing vectors and nuisance, invasive AQ3                  and introduced aquatic species onsite or in the vicinity of the proposed station Biological effects to important aquatic species resulting from AQ4                  chemical and/or physical alterations to receiving water body Adverse effects of transmission and pipeline corridor AQ1                  maintenance practices on aquatic biota Coordination with other agencies regarding potential impacts AQ5                  to aquatic biota
 
Biogeochemical Cycles Biogeochemical Cycles Biogeochemical Cycles                                                                                                                                                                                                                                              Rural Communities                                                            Rural Communities                                                              Rural Communities Increased vulnerability of biodiversity, food security, human health, and water quality due to                                                                                                  Alterations in biogeochemical cycles21                                                                                                                                                                                                                                                    USGCRP (2014)1 Climate Change Considerations:
Linked Question Unique vulnerabilities of rural communities to climate change impacts19 Limited capacity of rural governments to respond to climate change impacts20 Increased impacts of climate change on rural communities and rural economic activities 18 altered biogeochemical cycles and climate change Effect of natural land sinks on carbon, nitrogen, phosphorus, and other biogeochemical cycles Workforce impacts, including local vs. inmigrating geographic S1 origin of workers and outage impacts X
S1                  Expected residency patterns during operations Combined impacts of site employment for sites with an S1 Page 32                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                    operating station X
Impacts of plant activities on local transportation S2 CRN SiteSpecific Table infrastructure S1                  Impacts of plant activities on local buildings and facilities S3                  Impacts of plant activities to visual resources X
S1                  Impact of plant activities on local housing resources X
S1                  Impact of plant activities on public schools SOCIOECONOMICS X
Trafficrelated impacts of the site operations workforce and S2 deliveries X
S1                  Impacts of plant activities to local recreation resources X
S1                  Impacts of plant activities on firstresponder agencies X                                                                            X                                                                              X Expected mitigation actions (traffic, schools, community S4 services)
Employment, income and output impacts attributable to plant S5 activities X                                                                                                                                                            X S5                  Tax revenue impacts attributable to plant activities
 
Biogeochemical Cycles Biogeochemical Cycles Biogeochemical Cycles                                                                                                                                                                                                                                              Rural Communities                                                            Rural Communities                                                              Rural Communities Increased vulnerability of biodiversity, food security, human health, and water quality due to                                                                                                  Alterations in biogeochemical cycles21                                                                                                                                                                                                                                                    USGCRP (2014)1 Climate Change Considerations:
Linked Question Unique vulnerabilities of rural communities to climate change impacts19 Limited capacity of rural governments to respond to climate change impacts20 Increased impacts of climate change on rural communities and rural economic activities 18 altered biogeochemical cycles and climate change Effect of natural land sinks on carbon, nitrogen, phosphorus, and other biogeochemical cycles Existence of communities exceptionally dependent on EJ1 subsistence resources Disproportionate human health impacts of the plant to EJ EJ2 populations of interest X
Effect of plant activities on established resource ENVIRONMENTAL JUSTICE EJ3 Page 33                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                    dependencies, cultural practices, or subsistence behaviors CRN SiteSpecific Table Operations and maintenance activities affecting onsite historic H&CR1              properties HISTORIC AND CULTURAL Operations and maintenance activities affecting offsite historic H&CR1              properties RESOURCES Cooling system impacts, including plume lengths, additional hours of fogging and icing, salt deposition, increases in M1                  humidity and precipitation (including snowfall), potential local weather modification from cloud formation/shadowing, and interactions of plume with other pollutant sources METEOROLOGY AirQ1              Sources and types of air emissions Estimates of annual air emissions for criteria air pollutants, AIR QUALITY AirQ1              both from the operating plant and from transmission lines X
Presence of etiological agents from operations systems and NR1                activities that may impact human health NR2                Noise impacts associated with operations Acute effects of electromagnetic fields (electric shock)
NR3                associated with transmission lines Occupational health risks NONRADIOLOGICAL HEALTH NR4 Potential health impacts related to nonradiological traffic NR5                related accidents for operations and outage workers
 
Biogeochemical Cycles Biogeochemical Cycles Biogeochemical Cycles                                                                                                                                                                                                                                              Rural Communities                                                            Rural Communities                                                              Rural Communities Increased vulnerability of biodiversity, food security, human health, and water quality due to                                                                                                  Alterations in biogeochemical cycles21                                                                                                                                                                                                                                                    USGCRP (2014)1 Climate Change Considerations:
Linked Question Unique vulnerabilities of rural communities to climate change impacts19 Limited capacity of rural governments to respond to climate change impacts20 Increased impacts of climate change on rural communities and rural economic activities 18 altered biogeochemical cycles and climate change Effect of natural land sinks on carbon, nitrogen, phosphorus, and other biogeochemical cycles Environmental pathways by which humans can be exposed to R1                  radiation (including that from gaseous effluents, liquid effluents, and direct exposure) from an operating facility.
Environmental pathways by which nonhuman biota can be exposed to radiation (including that from gaseous effluents, R2 liquid effluents, and direct exposure) from an operating facility.
Estimates of the maximum individual radiation dose and total R3                  collective radiation doses to the population living in the area Page 34                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                    of interest Estimates of the annual occupation radiation dose to workers CRN SiteSpecific Table R3                                                                                    RADIOLOGICAL IMPACTS R4                  Radiological impacts to biota other than humans R5                  Radiological environmental monitoring program for the site NONRADIOACTIVE WASTE Environmental impacts resulting from the generation and NRW1                disposal of nonradioactive waste and mixed waste IMPACTS Estimates of dose consequences at the proposed exclusion ACC1                area boundary (EAB) and the lowpopulation zone (LPZ) from postulated design basis accidents (DBAs)
Mean estimates of sitespecific severe accident risks, considering relevant environmental pathways including the ACC2                air, ground, food, surface water, and ground water. Risk considerations include individual, population, economic, and      ACCIDENTS contaminated land area risks.
Estimated cost, risk reduction, and valueimpact ratios for the ACC3                selected severe accident mitigation alternatives (SAMAs).
 
CRN SiteSpecific Table TRANSPORTATION OF RAD MATERIALS (6.1.8)                                                                                  BENEFITCOST (10.1)
Estimated benefits of the proposed facility during operation, Radiological dose to the population in the region of interest            including net electrical generation, production of other commercial products, expected tax payments, regional due to transportation of radioactive materials productivity increases, and technical and nonmonetary Operations costs benefits.
USGCRP (2014)1 Climate Change Considerations:
Linked Question                                                                                  T1                                                                                BC1                                      BC2 Rural Communities                                                                                            18 Increased impacts of climate change on rural communities and rural economic activities Rural Communities  Unique vulnerabilities of rural communities to climate change impacts19 Rural Communities  Limited capacity of rural governments to respond to climate change impacts20 Biogeochemical      Alterations in biogeochemical cycles21 Cycles Biogeochemical      Effect of natural land sinks on carbon, nitrogen, phosphorus, and other biogeochemical cycles Cycles Biogeochemical      Increased vulnerability of biodiversity, food security, human health, and water quality due to Cycles              altered biogeochemical cycles and climate change Page 35
 
CRN SiteSpecific Table LAND USE                                                                                                                                                                                                                                                                                                                                                                                                            HYDROLOGY Onsite and offsite impacts to provisions of any affected local                                                                                                                                                                                                                                                                                                                        Effects of plant effluent discharge on water quality of receiving Impacts on other water uses and other water users related to Onsite and offsite disruption to existing land uses or private                                                                                                                                                                                                                                                                                                                                                                                              Impacts on other water uses and other water users related to Effects of anticipated hydrologic alterations to the quantity Proposed actions to minimize hydrologic alteration effects Onsite and offsite disruption to land or water resource                                                                      Transmission line corridor maintenance activities during  Anticipated hydrologic alterations resulting from station                                                                                                                                                                                                                                                                                                                                        Compliance with applicable water quality and water use Onsite and offsite land use classification conversions Onsite and offsite land disturbance activities changes in water supply reliability due to station building or resulting from land disturbance activities                  or regional land use or economic development plans                access                                                      land access                                                        operations affecting land use                              building or operation                                      and availability of water within the region of interest        water bodies                                                                                                                                                                                        changes in water quality due to station building or operation  standards and regulations operation USGCRP (2014)1 Climate Change Considerations:
Linked Question                                                                                            L1                                                            L2                                                          L2                                                              L3                                                          L3                                                              L1                                                      H1                                                        H3                                                            H2                                                          H1                                                                          H3                                                      H3                                                            H4 1
Entries are grouped by USGCRP sector and are derived from Key Messages in USGRCP (2014) Climate Change Impacts in the United States: The Third National Climate Assessment , Melillo, J.M. T.C. Richmond, and G.W. Yohe (eds.),
US Global Change Research Program, 841 pp. doi:10.7930/J0Z31WJ2 2
SMEs should consult the regional section of GCRP (2014) and other appropriate sources for information on the extent and direction of the anticipated changes in the region of interest.
3 Includes heat waves, cold waves, and regional droughts 4
Includes projection of summertime Arctic Ocean sea ice essentially disappearing before mid-century 5
Includes saltwater intrusion and other impacts related to sea level rise, storms and storm surges, and changes in surface and groundwater use patterns 6
Includes changes due to increasing air and water temperatures, more intense precipitation and runoff, increasing droughts, and increased sediment and pollutant loadings 7
Includes effects on human safety and health, property, infrastructure, economies, and ecology 8
Includes impacts from sea level rise, storm surge, extreme weather events, higher temperatures, heat waves, precipitation changes, Arctic warming and other climatic conditions 9
Includes temporary and permanent flooding of airports, ports and harbors, roads, rail lines, tunnels, and bridges 10 Includes both transportation interruptions and infrastructure damage (e.g., pavement and track damage) due to extreme heat, strong hurricanes, coastal erosion, permafrost thaw, etc.
11 Includes increasingly negative impacts on crops and livestock due to responses to elevated CO2, increased temperatures, changes in solar radiation, etc.
12 Includes effects of fire, insect infestations, drought, disease outbreaks, etc.
12 Includes effects of fire, insect infestations, drought, disease outbreaks, etc.
13 Includes shifts in ranges of species; increased incidence of insect pests, disease pathogens, and invasive weed species; effect s of hotter and dryer deserts and drylands; impacts of ocean acid ification on coastal and near-shore ecosystems; impacts of Arc tic summer sea   ice loss; impacts of warming on fish, plant, and animal species; etc.
13 Includes shifts in ranges of species; increased incidence of insect pests, disease pathogens, and invasive weed species; effects of hotter and dryer deserts and drylands; impacts of ocean acidification on coastal and near-shore ecosystems; impacts of Arctic summer sea ice loss; impacts of warming on fish, plant, and animal species; etc.
14Includes spring bud burst, migration, hibernation, emergence from overwintering, plankton blooms, etc.
14 Includes spring bud burst, migration, hibernation, emergence from overwintering, plankton blooms, etc.
15Includes whole system management and ecosystem-based adaptation strategies 16 Includes impacts from increased extreme weather events, wildfir e, decreased air quality, threats to mental health, illnesses transmitted by food, water, disease-carriers such as mosquitos and ticks and other etiological agents 17 Includes children, the elderly, the poor, and some communities of color 18 Rural economic activities include agriculture, forestry, recreation, etc. Impacts include shifts in locations of such activiti es.19 Vulnerabilities include geographic and demographic obstacles, such as physical isolation, limited economic diversity, higher po verty rates, aging population, etc.
15 Includes whole system management and ecosystem-based adaptation strategies 16 Includes impacts from increased extreme weather events, wildfire, decreased air quality, threats to mental health, illnesses transmitted by food, water, disease-carriers such as mosquitos and ticks and other etiological agents 17 Includes children, the elderly, the poor, and some communities of color 18 Rural economic activities include agriculture, forestry, recreation, etc. Impacts include shifts in locations of such activities.
20 Includes ability to adapt rural transportation, infrastructure, health, and emergency response systems 21Includes alterations due to increased atmospheric carbon dioxide and changes in nitrogen, phosphorous, and other elements available to ecosystems}}
19 Vulnerabilities include geographic and demographic obstacles, such as physical isolation, limited economic diversity, higher poverty rates, aging population, etc.
20 Includes ability to adapt rural transportation, infrastructure, health, and emergency response systems 21 Includes alterations due to increased atmospheric carbon dioxide and changes in nitrogen, phosphorous, and other elements available to ecosystems Page 36}}

Latest revision as of 03:56, 22 October 2019

Clinch River Climate Change Appendix Site Specific Table
ML18022A108
Person / Time
Site: Clinch River
Issue date: 03/14/2018
From: Laura Willingham
Office of New Reactors
To:
References
Download: ML18022A108 (36)
v • d • e


Text

CRN SiteSpecific Table LAND USE HYDROLOGY Onsite and offsite impacts to provisions of any affected local Effects of plant effluent discharge on water quality of receiving Impacts on other water uses and other water users related to Onsite and offsite disruption to existing land uses or private Impacts on other water uses and other water users related to Effects of anticipated hydrologic alterations to the quantity Proposed actions to minimize hydrologic alteration effects Onsite and offsite disruption to land or water resource Transmission line corridor maintenance activities during Anticipated hydrologic alterations resulting from station Compliance with applicable water quality and water use Onsite and offsite land use classification conversions Onsite and offsite land disturbance activities changes in water supply reliability due to station building or resulting from land disturbance activities or regional land use or economic development plans access land access operations affecting land use building or operation and availability of water within the region of interest water bodies changes in water quality due to station building or operation standards and regulations operation USGCRP (2014)1 Climate Change Considerations:

Linked Question L1 L2 L2 L3 L3 L1 H1 H3 H2 H1 H3 H3 H4 Climate Global climate is changing with global warming of past 50 years due primarily to human activities Climate Global climate changes are projected over this century and beyond with the magnitude of changes after the next few decades dependent primarily on global emissions of heattrapping gases and the sensitivity of the Earths climate to these emissions Climate Increased temperatures2 Climate Lengthened growing season2 Climate Seasonal/annual changes in precipitation amount2 Climate Changes in frequency & intensity of extreme precipitation events2 Climate Changes in frequency & intensity of extreme weather events2,3 Climate Increased hurricaneassociated storm intensity & rainfall rates2 Climate Currently experiencing Increased winter storm frequency and intensity with northward shifted storm tracks; other trends in severe storms (tornados, hail, damaging thunderstorms) are uncertain Climate Sea level rise of 14 ft by 21002 Climate Declining ice volume/surface extent on land, lakes, and sea2,4 Climate Increasing ocean acidity & intensifying marine ecosystem impacts Water Resources Increase in very heavy precipitation events & changes in length of dry spells2 Water Resources Changes in drought intensity2 X X Water Resources Changes in flood intensity2 X X Water Resources Changes in water demand, groundwater withdrawals & availability, aquifer recharge2 Water Resources Compromised sustainability of coastal freshwater aquifers & wetlands5 Water Resources Decreased surface water quality6 X X X Water Resources Changes in water supply & demand2 X X Water Resources Reduced surface & groundwater supplies; increased likelihood of water shortages Water Resources Increased flooding risk7 Water Resources New risks, vulnerabilities, & opportunities may not be properly managed within existing practices Water Resources Institutional, scientific, economic & political barriers to implementing adaptive strategies Page 1

CRN SiteSpecific Table TERRESTRIAL AND WETLAND ECOLOGY Presence of disease vectors, nuisance, invasive and introduced Coordination with other agencies regarding potential impacts Potential injury to birds and bats colliding with tall structures Effect of station water features (including cooling ponds and Susceptibility of terrestrial species to stressors from habitat Possible effects on terrestrial wildlife from electromagnetic Effect of facility and landscape maintenance on terrestrial Effect of drift from cooling towers, evaporation ponds, or Effect of operational noise on terrestrial wildlife and their Effect of traffic induced by station operations on wildlife Effect of using groundwater and/or surface water on evaporation ponds) on adjoining wetlands and other animal or plant species onsite or in the vicinity of proposed radiation, electric tranmission lines, and other electrical habitats other operating facilities on terrestrial species and habitats terrestrial habitats habitats to terrestrial biota and environmental changes terrestrial habitats facilities facility USGCRP (2014)1 Climate Change Considerations:

Linked Question TW1 TW2 TW3 TW3 TW1 TW1 TW4 TW4 TW5 TW6 TW7 Climate Global climate is changing with global warming of past 50 years due primarily to human activities Climate Global climate changes are projected over this century and beyond with the magnitude of changes after the next few decades dependent primarily on global emissions of heattrapping gases and the sensitivity of the Earths climate to these emissions Climate Increased temperatures2 Climate Lengthened growing season2 Climate Seasonal/annual changes in precipitation amount2 Climate Changes in frequency & intensity of extreme precipitation events2 X X Climate 2,3 X X Changes in frequency & intensity of extreme weather events Climate 2 Increased hurricaneassociated storm intensity & rainfall rates Climate Currently experiencing Increased winter storm frequency and intensity with northward shifted storm tracks; other trends in severe storms (tornados, hail, damaging thunderstorms) are uncertain Climate Sea level rise of 14 ft by 21002 Climate Declining ice volume/surface extent on land, lakes, and sea2,4 Climate Increasing ocean acidity & intensifying marine ecosystem impacts Water Resources Increase in very heavy precipitation events & changes in length of dry spells2 X Water Resources Changes in drought intensity2 Water Resources Changes in flood intensity2 Water Resources Changes in water demand, groundwater withdrawals & availability, aquifer recharge2 X Water Resources Compromised sustainability of coastal freshwater aquifers & wetlands5 Water Resources Decreased surface water quality6 X Water Resources Changes in water supply & demand2 Water Resources Reduced surface & groundwater supplies; increased likelihood of water shortages Water Resources Increased flooding risk7 Water Resources New risks, vulnerabilities, & opportunities may not be properly managed within existing practices Water Resources Institutional, scientific, economic & political barriers to implementing adaptive strategies Page 2

CRN SiteSpecific Table AQUATIC ECOLOGY Coordination with other agencies regarding potential impacts Susceptibility of aquatic species to aquatic stressors from Susceptibility of aquatic species at specific lifestages to plant Presence of diseasecausing vectors and nuisance, invasive Estimated susceptibility and natural survival rates for aquatic Biological effects to important aquatic species resulting from Ability of important aquatic species to exhibit avoidance Effects on species and habitats affected by heated plume Effects of plant consumptive water use on aquatic biota Regional standing stocks of important aquatic species Adverse effects of transmission and pipeline corridor Swimming speed of important aquatic species habitat and water quality changes, including physical stresses behavior to thermal discharge and cold shock at all affected and introduced aquatic species onsite or in the vicinity of the cooling system entrainment, entrapment, and impingement species with commercial subsistence or recreational value NPDES permit requirements dynamics and scouring chemical and/or physical alterations to receiving water body to aquatic biota potentially affected by station building or operation maintenance practices on aquatic biota related to cooling system and fishreturn systems life stages proposed station USGCRP (2014)1 Climate Change Considerations:

Linked Question AQ1 AQ1 AQ2 AQ2 AQ2 AQ2 AQ5 AQ2 AQ2 AQ3 AQ4 AQ1 AQ5 Climate Global climate is changing with global warming of past 50 years due primarily to human activities Climate Global climate changes are projected over this century and beyond with the magnitude of changes after the next few decades dependent primarily on global emissions of heattrapping gases and the sensitivity of the Earths climate to these emissions Climate Increased temperatures2 Climate Lengthened growing season2 Climate Seasonal/annual changes in precipitation amount2 Climate Changes in frequency & intensity of extreme precipitation events2 Climate Changes in frequency & intensity of extreme weather events2,3 Climate Increased hurricaneassociated storm intensity & rainfall rates2 Climate Currently experiencing Increased winter storm frequency and intensity with northward shifted storm tracks; other trends in severe storms (tornados, hail, damaging thunderstorms) are uncertain Climate Sea level rise of 14 ft by 21002 Climate Declining ice volume/surface extent on land, lakes, and sea2,4 Climate Increasing ocean acidity & intensifying marine ecosystem impacts Water Resources Increase in very heavy precipitation events & changes in length of dry spells2 X Water Resources Changes in drought intensity2 Water Resources Changes in flood intensity2 Water Resources Changes in water demand, groundwater withdrawals & availability, aquifer recharge2 X Water Resources Compromised sustainability of coastal freshwater aquifers & wetlands5 Water Resources Decreased surface water quality6 X X X Water Resources Changes in water supply & demand2 Water Resources Reduced surface & groundwater supplies; increased likelihood of water shortages Water Resources Increased flooding risk7 Water Resources New risks, vulnerabilities, & opportunities may not be properly managed within existing X practices Water Resources Institutional, scientific, economic & political barriers to implementing adaptive strategies Page 3

CRN SiteSpecific Table SOCIOECONOMICS Workforce impacts, including local vs. inmigrating geographic Employment, income and output impacts attributable to plant Trafficrelated impacts of the site operations workforce and Impacts of plant activities on local buildings and facilities Combined impacts of site employment for sites with an Expected mitigation actions (traffic, schools, community Impact of plant activities on local housing resources Impacts of plant activities to local recreation resources Impacts of plant activities on firstresponder agencies Tax revenue impacts attributable to plant activities Impacts of plant activities on local transportation Expected residency patterns during operations Impacts of plant activities to visual resources Impact of plant activities on public schools origin of workers and outage impacts operating station deliveries services) activities infrastructure USGCRP (2014)1 Climate Change Considerations:

Linked Question S1 S1 S1 S2 S1 S3 S1 S1 S2 S1 S1 S4 S5 S5 Climate Global climate is changing with global warming of past 50 years due primarily to human activities Climate Global climate changes are projected over this century and beyond with the magnitude of changes after the next few decades dependent primarily on global emissions of heattrapping gases and the sensitivity of the Earths climate to these emissions Climate Increased temperatures2 Climate Lengthened growing season2 Climate Seasonal/annual changes in precipitation amount2 Climate Changes in frequency & intensity of extreme precipitation events2 Climate Changes in frequency & intensity of extreme weather events2,3 Climate Increased hurricaneassociated storm intensity & rainfall rates2 Climate Currently experiencing Increased winter storm frequency and intensity with northward shifted storm tracks; other trends in severe storms (tornados, hail, damaging thunderstorms) are uncertain Climate Sea level rise of 14 ft by 21002 Climate Declining ice volume/surface extent on land, lakes, and sea2,4 Climate Increasing ocean acidity & intensifying marine ecosystem impacts Water Resources Increase in very heavy precipitation events & changes in length of dry spells2 Water Resources Changes in drought intensity2 Water Resources Changes in flood intensity2 Water Resources Changes in water demand, groundwater withdrawals & availability, aquifer recharge2 Water Resources Compromised sustainability of coastal freshwater aquifers & wetlands5 Water Resources Decreased surface water quality6 X Water Resources Changes in water supply & demand2 X X Water Resources Reduced surface & groundwater supplies; increased likelihood of water shortages Water Resources Increased flooding risk7 X Water Resources New risks, vulnerabilities, & opportunities may not be properly managed within existing X X practices Water Resources Institutional, scientific, economic & political barriers to implementing adaptive strategies X Page 4

CRN SiteSpecific Table HISTORIC AND CULTURAL ENVIRONMENTAL JUSTICE RESOURCES METEOROLOGY AIR QUALITY NONRADIOLOGICAL HEALTH Operations and maintenance activities affecting onsite historic Operations and maintenance activities affecting offsite historic Cooling system impacts, including plume lengths, additional Effect of plant activities on established resource Estimates of annual air emissions for criteria air pollutants, Presence of etiological agents from operations systems and Potential health impacts related to nonradiological traffic Disproportionate human health impacts of the plant to EJ Existence of communities exceptionally dependent on Acute effects of electromagnetic fields (electric shock) hours of fogging and icing, salt deposition, increases in Noise impacts associated with operations humidity and precipitation (including snowfall), potential local Sources and types of air emissions subsistence resources populations of interest dependencies, cultural practices, or subsistence behaviors properties properties both from the operating plant and from transmission lines activities that may impact human health associated with transmission lines Occupational health risks related accidents for operations and outage workers weather modification from cloud formation/shadowing, and interactions of plume with other pollutant sources USGCRP (2014)1 Climate Change Considerations:

Linked Question EJ1 EJ2 EJ3 H&CR1 H&CR1 M1 AirQ1 AirQ1 NR1 NR2 NR3 NR4 NR5 Climate Global climate is changing with global warming of past 50 years due primarily to human activities Climate Global climate changes are projected over this century and beyond with the magnitude of changes after the next few decades dependent primarily on global emissions of heattrapping gases and the sensitivity of the Earths climate to these emissions Climate Increased temperatures2 X Climate Lengthened growing season2 Climate Seasonal/annual changes in precipitation amount2 X Climate Changes in frequency & intensity of extreme precipitation events2 X Climate Changes in frequency & intensity of extreme weather events2,3 X X X X X Climate Increased hurricaneassociated storm intensity & rainfall rates2 X X X X Climate Currently experiencing Increased winter storm frequency and intensity with northward shifted storm tracks; other trends in severe storms (tornados, hail, damaging thunderstorms) are uncertain Climate Sea level rise of 14 ft by 21002 Climate Declining ice volume/surface extent on land, lakes, and sea2,4 Climate Increasing ocean acidity & intensifying marine ecosystem impacts Water Resources Increase in very heavy precipitation events & changes in length of dry spells2 X Water Resources Changes in drought intensity2 Water Resources Changes in flood intensity2 X X Water Resources Changes in water demand, groundwater withdrawals & availability, aquifer recharge2 Water Resources Compromised sustainability of coastal freshwater aquifers & wetlands5 Water Resources Decreased surface water quality6 Water Resources Changes in water supply & demand2 Water Resources Reduced surface & groundwater supplies; increased likelihood of water shortages X Water Resources Increased flooding risk7 X X X X X Water Resources New risks, vulnerabilities, & opportunities may not be properly managed within existing X practices Water Resources Institutional, scientific, economic & political barriers to implementing adaptive strategies X Page 5

CRN SiteSpecific Table NONRADIOACTIVE WASTE RADIOLOGICAL IMPACTS IMPACTS ACCIDENTS Estimated cost, risk reduction, and valueimpact ratios for the Environmental pathways by which humans can be exposed to Estimates of the maximum individual radiation dose and total Estimates of the annual occupation radiation dose to workers Estimates of dose consequences at the proposed exclusion Mean estimates of sitespecific severe accident risks, Environmental pathways by which nonhuman biota can be Radiological environmental monitoring program for the site Environmental impacts resulting from the generation and Radiological impacts to biota other than humans considering relevant environmental pathways including the exposed to radiation (including that from gaseous effluents, radiation (including that from gaseous effluents, liquid collective radiation doses to the population living in the area area boundary (EAB) and the lowpopulation zone (LPZ) from air, ground, food, surface water, and ground water. Risk liquid effluents, and direct exposure) from an operating disposal of nonradioactive waste and mixed waste selected severe accident mitigation alternatives (SAMAs).

considerations include individual, population, economic, and effluents, and direct exposure) from an operating facility. facility. of interest postulated design basis accidents (DBAs) contaminated land area risks.

USGCRP (2014)1 Climate Change Considerations:

Linked Question R1 R2 R3 R3 R4 R5 NRW1 ACC1 ACC2 ACC3 Climate Global climate is changing with global warming of past 50 years due primarily to human activities Climate Global climate changes are projected over this century and beyond with the magnitude of changes after the next few decades dependent primarily on global emissions of heattrapping gases and the sensitivity of the Earths climate to these emissions Climate Increased temperatures2 X X X Climate Lengthened growing season2 Climate Seasonal/annual changes in precipitation amount2 X X X Climate Changes in frequency & intensity of extreme precipitation events2 X X X Climate Changes in frequency & intensity of extreme weather events2,3 X X X Climate Increased hurricaneassociated storm intensity & rainfall rates2 X X X Climate Currently experiencing Increased winter storm frequency and intensity with northward shifted storm tracks; other trends in severe storms (tornados, hail, damaging thunderstorms) are uncertain Climate Sea level rise of 14 ft by 21002 Climate Declining ice volume/surface extent on land, lakes, and sea2,4 Climate Increasing ocean acidity & intensifying marine ecosystem impacts Water Resources Increase in very heavy precipitation events & changes in length of dry spells2 X X X Water Resources Changes in drought intensity2 Water Resources Changes in flood intensity2 X X Water Resources Changes in water demand, groundwater withdrawals & availability, aquifer recharge2 Water Resources Compromised sustainability of coastal freshwater aquifers & wetlands5 Water Resources Decreased surface water quality6 X X X Water Resources Changes in water supply & demand2 X X X X X Water Resources Reduced surface & groundwater supplies; increased likelihood of water shortages X X X Water Resources Increased flooding risk7 X X Water Resources New risks, vulnerabilities, & opportunities may not be properly managed within existing practices Water Resources Institutional, scientific, economic & political barriers to implementing adaptive strategies Page 6

CRN SiteSpecific Table TRANSPORTATION OF RAD MATERIALS (6.1.8) BENEFITCOST (10.1)

Estimated benefits of the proposed facility during operation, Radiological dose to the population in the region of interest including net electrical generation, production of other commercial products, expected tax payments, regional due to transportation of radioactive materials productivity increases, and technical and nonmonetary Operations costs benefits.

USGCRP (2014)1 Climate Change Considerations:

Linked Question T1 BC1 BC2 Climate Global climate is changing with global warming of past 50 years due primarily to human activities Climate Global climate changes are projected over this century and beyond with the magnitude of changes after the next few decades dependent primarily on global emissions of heattrapping gases and the sensitivity of the Earths climate to these emissions Climate Increased temperatures2 Climate Lengthened growing season2 Climate Seasonal/annual changes in precipitation amount2 Climate Changes in frequency & intensity of extreme precipitation events2 Climate Changes in frequency & intensity of extreme weather events2,3 Climate Increased hurricaneassociated storm intensity & rainfall rates2 Climate Currently experiencing Increased winter storm frequency and intensity with northward shifted storm tracks; other trends in severe storms (tornados, hail, damaging thunderstorms) are uncertain Climate Sea level rise of 14 ft by 21002 Climate Declining ice volume/surface extent on land, lakes, and sea2,4 Climate Increasing ocean acidity & intensifying marine ecosystem impacts Water Resources Increase in very heavy precipitation events & changes in length of dry spells2 Water Resources Changes in drought intensity2 Water Resources Changes in flood intensity2 Water Resources Changes in water demand, groundwater withdrawals & availability, aquifer recharge2 Water Resources Compromised sustainability of coastal freshwater aquifers & wetlands5 Water Resources Decreased surface water quality6 Water Resources Changes in water supply & demand2 Water Resources Reduced surface & groundwater supplies; increased likelihood of water shortages Water Resources Increased flooding risk7 Water Resources New risks, vulnerabilities, & opportunities may not be properly managed within existing practices Water Resources Institutional, scientific, economic & political barriers to implementing adaptive strategies Page 7

CRN SiteSpecific Table LAND USE HYDROLOGY Onsite and offsite impacts to provisions of any affected local Effects of plant effluent discharge on water quality of receiving Impacts on other water uses and other water users related to Onsite and offsite disruption to existing land uses or private Impacts on other water uses and other water users related to Effects of anticipated hydrologic alterations to the quantity Proposed actions to minimize hydrologic alteration effects Onsite and offsite disruption to land or water resource Transmission line corridor maintenance activities during Anticipated hydrologic alterations resulting from station Compliance with applicable water quality and water use Onsite and offsite land use classification conversions Onsite and offsite land disturbance activities changes in water supply reliability due to station building or resulting from land disturbance activities or regional land use or economic development plans access land access operations affecting land use building or operation and availability of water within the region of interest water bodies changes in water quality due to station building or operation standards and regulations operation USGCRP (2014)1 Climate Change Considerations:

Linked Question L1 L2 L2 L3 L3 L1 H1 H3 H2 H1 H3 H3 H4 Energy Supply and Effect of extreme weather events on energy facilities & infrastructure Use Energy Supply and Increased summer electricity use & peak loads; decreased winter heating demand; net Use increase in electricity demand Energy Supply and Constraints on energy production due to changes in water availability Use Energy Supply and Effect of sealevel rise, extreme storm surge events, and high tides on energy production, Use energy delivery systems, and infrastructure Energy Supply and Changes in future energy mix Use Transportation Effects on the reliability & capacity of transportation systems8 Transportation Increased risk of major coastal impacts to transportation infrastructure due to sealevel rise &

storm surge9 Transportation Increased disruption of transportation networks and operations due to extreme weather events10 Transportation Increased total costs to transportation systems & users Agriculture Increasing climate disruptions to agricultural production11 Agriculture Changes in crop & livestock production due to climateinduced stresses (weeds, diseases, insect pests, etc.)2 Agriculture Loss and degradation of agricultural soil & water assets X Agriculture Negative impacts on crop & livestock productivity due to increased incidence of weather extremes Agriculture Need for increased innovation in agricultural production Agriculture Effects on U.S. & global food security Forests Increased vulnerability to ecosystem changes & tree mortality12 X Forests Reduced rate of forest CO2 uptake Forests Influence of bioenergy on forest product markets Forests Changing forest management policies &practices X Page 8

CRN SiteSpecific Table TERRESTRIAL AND WETLAND ECOLOGY Presence of disease vectors, nuisance, invasive and introduced Coordination with other agencies regarding potential impacts Potential injury to birds and bats colliding with tall structures Effect of station water features (including cooling ponds and Susceptibility of terrestrial species to stressors from habitat Possible effects on terrestrial wildlife from electromagnetic Effect of facility and landscape maintenance on terrestrial Effect of drift from cooling towers, evaporation ponds, or Effect of operational noise on terrestrial wildlife and their Effect of traffic induced by station operations on wildlife Effect of using groundwater and/or surface water on evaporation ponds) on adjoining wetlands and other animal or plant species onsite or in the vicinity of proposed radiation, electric tranmission lines, and other electrical habitats other operating facilities on terrestrial species and habitats terrestrial habitats habitats to terrestrial biota and environmental changes terrestrial habitats facilities facility USGCRP (2014)1 Climate Change Considerations:

Linked Question TW1 TW2 TW3 TW3 TW1 TW1 TW4 TW4 TW5 TW6 TW7 Energy Supply and Effect of extreme weather events on energy facilities & infrastructure Use Energy Supply and Increased summer electricity use & peak loads; decreased winter heating demand; net Use increase in electricity demand Energy Supply and Constraints on energy production due to changes in water availability Use Energy Supply and Effect of sealevel rise, extreme storm surge events, and high tides on energy production, Use energy delivery systems, and infrastructure Energy Supply and Changes in future energy mix Use Transportation Effects on the reliability & capacity of transportation systems8 Transportation Increased risk of major coastal impacts to transportation infrastructure due to sealevel rise &

storm surge9 Transportation Increased disruption of transportation networks and operations due to extreme weather events10 Transportation Increased total costs to transportation systems & users Agriculture Increasing climate disruptions to agricultural production11 Agriculture Changes in crop & livestock production due to climateinduced stresses (weeds, diseases, insect pests, etc.)2 Agriculture Loss and degradation of agricultural soil & water assets Agriculture Negative impacts on crop & livestock productivity due to increased incidence of weather extremes Agriculture Need for increased innovation in agricultural production Agriculture Effects on U.S. & global food security Forests Increased vulnerability to ecosystem changes & tree mortality12 X X X Forests Reduced rate of forest CO2 uptake Forests Influence of bioenergy on forest product markets Forests Changing forest management policies &practices Page 9

CRN SiteSpecific Table AQUATIC ECOLOGY Coordination with other agencies regarding potential impacts Susceptibility of aquatic species to aquatic stressors from Susceptibility of aquatic species at specific lifestages to plant Presence of diseasecausing vectors and nuisance, invasive Estimated susceptibility and natural survival rates for aquatic Biological effects to important aquatic species resulting from Ability of important aquatic species to exhibit avoidance Effects on species and habitats affected by heated plume Effects of plant consumptive water use on aquatic biota Regional standing stocks of important aquatic species Adverse effects of transmission and pipeline corridor Swimming speed of important aquatic species habitat and water quality changes, including physical stresses behavior to thermal discharge and cold shock at all affected and introduced aquatic species onsite or in the vicinity of the cooling system entrainment, entrapment, and impingement species with commercial subsistence or recreational value NPDES permit requirements dynamics and scouring chemical and/or physical alterations to receiving water body to aquatic biota potentially affected by station building or operation maintenance practices on aquatic biota related to cooling system and fishreturn systems life stages proposed station USGCRP (2014)1 Climate Change Considerations:

Linked Question AQ1 AQ1 AQ2 AQ2 AQ2 AQ2 AQ5 AQ2 AQ2 AQ3 AQ4 AQ1 AQ5 Energy Supply and Effect of extreme weather events on energy facilities & infrastructure Use Energy Supply and Increased summer electricity use & peak loads; decreased winter heating demand; net Use increase in electricity demand Energy Supply and Constraints on energy production due to changes in water availability Use Energy Supply and Effect of sealevel rise, extreme storm surge events, and high tides on energy production, Use energy delivery systems, and infrastructure Energy Supply and Changes in future energy mix Use Transportation Effects on the reliability & capacity of transportation systems8 Transportation Increased risk of major coastal impacts to transportation infrastructure due to sealevel rise &

storm surge9 Transportation Increased disruption of transportation networks and operations due to extreme weather events10 Transportation Increased total costs to transportation systems & users Agriculture Increasing climate disruptions to agricultural production11 Agriculture Changes in crop & livestock production due to climateinduced stresses (weeds, diseases, insect pests, etc.)2 Agriculture Loss and degradation of agricultural soil & water assets Agriculture Negative impacts on crop & livestock productivity due to increased incidence of weather extremes Agriculture Need for increased innovation in agricultural production Agriculture Effects on U.S. & global food security Forests Increased vulnerability to ecosystem changes & tree mortality12 Forests Reduced rate of forest CO2 uptake Forests Influence of bioenergy on forest product markets Forests Changing forest management policies &practices Page 10

CRN SiteSpecific Table SOCIOECONOMICS Workforce impacts, including local vs. inmigrating geographic Employment, income and output impacts attributable to plant Trafficrelated impacts of the site operations workforce and Impacts of plant activities on local buildings and facilities Combined impacts of site employment for sites with an Expected mitigation actions (traffic, schools, community Impact of plant activities on local housing resources Impacts of plant activities to local recreation resources Impacts of plant activities on firstresponder agencies Tax revenue impacts attributable to plant activities Impacts of plant activities on local transportation Expected residency patterns during operations Impacts of plant activities to visual resources Impact of plant activities on public schools origin of workers and outage impacts operating station deliveries services) activities infrastructure USGCRP (2014)1 Climate Change Considerations:

Linked Question S1 S1 S1 S2 S1 S3 S1 S1 S2 S1 S1 S4 S5 S5 Energy Supply and Effect of extreme weather events on energy facilities & infrastructure Use Energy Supply and Increased summer electricity use & peak loads; decreased winter heating demand; net X X X Use increase in electricity demand Energy Supply and Constraints on energy production due to changes in water availability Use Energy Supply and Effect of sealevel rise, extreme storm surge events, and high tides on energy production, Use energy delivery systems, and infrastructure Energy Supply and Changes in future energy mix X X X Use Transportation Effects on the reliability & capacity of transportation systems8 X X Transportation Increased risk of major coastal impacts to transportation infrastructure due to sealevel rise &

storm surge9 Transportation Increased disruption of transportation networks and operations due to extreme weather X X X 10 events Transportation Increased total costs to transportation systems & users Agriculture Increasing climate disruptions to agricultural production11 Agriculture Changes in crop & livestock production due to climateinduced stresses (weeds, diseases, insect pests, etc.)2 Agriculture Loss and degradation of agricultural soil & water assets Agriculture Negative impacts on crop & livestock productivity due to increased incidence of weather extremes Agriculture Need for increased innovation in agricultural production Agriculture Effects on U.S. & global food security Forests Increased vulnerability to ecosystem changes & tree mortality12 Forests Reduced rate of forest CO2 uptake Forests Influence of bioenergy on forest product markets Forests Changing forest management policies &practices Page 11

CRN SiteSpecific Table HISTORIC AND CULTURAL ENVIRONMENTAL JUSTICE RESOURCES METEOROLOGY AIR QUALITY NONRADIOLOGICAL HEALTH Operations and maintenance activities affecting onsite historic Operations and maintenance activities affecting offsite historic Cooling system impacts, including plume lengths, additional Effect of plant activities on established resource Estimates of annual air emissions for criteria air pollutants, Presence of etiological agents from operations systems and Potential health impacts related to nonradiological traffic Disproportionate human health impacts of the plant to EJ Existence of communities exceptionally dependent on Acute effects of electromagnetic fields (electric shock) hours of fogging and icing, salt deposition, increases in Noise impacts associated with operations humidity and precipitation (including snowfall), potential local Sources and types of air emissions subsistence resources populations of interest dependencies, cultural practices, or subsistence behaviors properties properties both from the operating plant and from transmission lines activities that may impact human health associated with transmission lines Occupational health risks related accidents for operations and outage workers weather modification from cloud formation/shadowing, and interactions of plume with other pollutant sources USGCRP (2014)1 Climate Change Considerations:

Linked Question EJ1 EJ2 EJ3 H&CR1 H&CR1 M1 AirQ1 AirQ1 NR1 NR2 NR3 NR4 NR5 Energy Supply and Effect of extreme weather events on energy facilities & infrastructure X X X Use Energy Supply and Increased summer electricity use & peak loads; decreased winter heating demand; net Use increase in electricity demand Energy Supply and Constraints on energy production due to changes in water availability Use Energy Supply and Effect of sealevel rise, extreme storm surge events, and high tides on energy production, Use energy delivery systems, and infrastructure Energy Supply and Changes in future energy mix Use Transportation Effects on the reliability & capacity of transportation systems8 X Transportation Increased risk of major coastal impacts to transportation infrastructure due to sealevel rise &

storm surge9 Transportation Increased disruption of transportation networks and operations due to extreme weather X X X 10 events Transportation Increased total costs to transportation systems & users X X Agriculture Increasing climate disruptions to agricultural production11 Agriculture Changes in crop & livestock production due to climateinduced stresses (weeds, diseases, insect pests, etc.)2 Agriculture Loss and degradation of agricultural soil & water assets X X Agriculture Negative impacts on crop & livestock productivity due to increased incidence of weather extremes Agriculture Need for increased innovation in agricultural production Agriculture Effects on U.S. & global food security Forests Increased vulnerability to ecosystem changes & tree mortality12 Forests Reduced rate of forest CO2 uptake Forests Influence of bioenergy on forest product markets Forests Changing forest management policies &practices X X Page 12

CRN SiteSpecific Table NONRADIOACTIVE WASTE RADIOLOGICAL IMPACTS IMPACTS ACCIDENTS Estimated cost, risk reduction, and valueimpact ratios for the Environmental pathways by which humans can be exposed to Estimates of the maximum individual radiation dose and total Estimates of the annual occupation radiation dose to workers Estimates of dose consequences at the proposed exclusion Mean estimates of sitespecific severe accident risks, Environmental pathways by which nonhuman biota can be Radiological environmental monitoring program for the site Environmental impacts resulting from the generation and Radiological impacts to biota other than humans considering relevant environmental pathways including the exposed to radiation (including that from gaseous effluents, radiation (including that from gaseous effluents, liquid collective radiation doses to the population living in the area area boundary (EAB) and the lowpopulation zone (LPZ) from air, ground, food, surface water, and ground water. Risk liquid effluents, and direct exposure) from an operating disposal of nonradioactive waste and mixed waste selected severe accident mitigation alternatives (SAMAs).

considerations include individual, population, economic, and effluents, and direct exposure) from an operating facility. facility. of interest postulated design basis accidents (DBAs) contaminated land area risks.

USGCRP (2014)1 Climate Change Considerations:

Linked Question R1 R2 R3 R3 R4 R5 NRW1 ACC1 ACC2 ACC3 Energy Supply and Effect of extreme weather events on energy facilities & infrastructure Use Energy Supply and Increased summer electricity use & peak loads; decreased winter heating demand; net Use increase in electricity demand Energy Supply and Constraints on energy production due to changes in water availability Use Energy Supply and Effect of sealevel rise, extreme storm surge events, and high tides on energy production, Use energy delivery systems, and infrastructure Energy Supply and Changes in future energy mix Use Transportation Effects on the reliability & capacity of transportation systems8 X X Transportation Increased risk of major coastal impacts to transportation infrastructure due to sealevel rise &

storm surge9 Transportation Increased disruption of transportation networks and operations due to extreme weather events10 Transportation Increased total costs to transportation systems & users Agriculture Increasing climate disruptions to agricultural production11 X X Agriculture Changes in crop & livestock production due to climateinduced stresses (weeds, diseases, insect pests, etc.)2 Agriculture Loss and degradation of agricultural soil & water assets Agriculture Negative impacts on crop & livestock productivity due to increased incidence of weather X X extremes Agriculture Need for increased innovation in agricultural production Agriculture Effects on U.S. & global food security Forests Increased vulnerability to ecosystem changes & tree mortality12 Forests Reduced rate of forest CO2 uptake Forests Influence of bioenergy on forest product markets Forests Changing forest management policies &practices Page 13

CRN SiteSpecific Table TRANSPORTATION OF RAD MATERIALS (6.1.8) BENEFITCOST (10.1)

Estimated benefits of the proposed facility during operation, Radiological dose to the population in the region of interest including net electrical generation, production of other commercial products, expected tax payments, regional due to transportation of radioactive materials productivity increases, and technical and nonmonetary Operations costs benefits.

USGCRP (2014)1 Climate Change Considerations:

Linked Question T1 BC1 BC2 Energy Supply and Effect of extreme weather events on energy facilities & infrastructure Use Energy Supply and Increased summer electricity use & peak loads; decreased winter heating demand; net Use increase in electricity demand Energy Supply and Constraints on energy production due to changes in water availability Use Energy Supply and Effect of sealevel rise, extreme storm surge events, and high tides on energy production, Use energy delivery systems, and infrastructure Energy Supply and Changes in future energy mix Use Transportation Effects on the reliability & capacity of transportation systems8 Transportation Increased risk of major coastal impacts to transportation infrastructure due to sealevel rise &

storm surge9 Transportation Increased disruption of transportation networks and operations due to extreme weather X 10 events Transportation Increased total costs to transportation systems & users Agriculture Increasing climate disruptions to agricultural production11 Agriculture Changes in crop & livestock production due to climateinduced stresses (weeds, diseases, insect pests, etc.)2 Agriculture Loss and degradation of agricultural soil & water assets Agriculture Negative impacts on crop & livestock productivity due to increased incidence of weather extremes Agriculture Need for increased innovation in agricultural production Agriculture Effects on U.S. & global food security Forests Increased vulnerability to ecosystem changes & tree mortality12 Forests Reduced rate of forest CO2 uptake Forests Influence of bioenergy on forest product markets Forests Changing forest management policies &practices Page 14

CRN SiteSpecific Table LAND USE HYDROLOGY Onsite and offsite impacts to provisions of any affected local Effects of plant effluent discharge on water quality of receiving Impacts on other water uses and other water users related to Onsite and offsite disruption to existing land uses or private Impacts on other water uses and other water users related to Effects of anticipated hydrologic alterations to the quantity Proposed actions to minimize hydrologic alteration effects Onsite and offsite disruption to land or water resource Transmission line corridor maintenance activities during Anticipated hydrologic alterations resulting from station Compliance with applicable water quality and water use Onsite and offsite land use classification conversions Onsite and offsite land disturbance activities changes in water supply reliability due to station building or resulting from land disturbance activities or regional land use or economic development plans access land access operations affecting land use building or operation and availability of water within the region of interest water bodies changes in water quality due to station building or operation standards and regulations operation USGCRP (2014)1 Climate Change Considerations:

Linked Question L1 L2 L2 L3 L3 L1 H1 H3 H2 H1 H3 H3 H4 Ecosystems, Reduced ecosystem ability to improve water quality & regulate water flows Biodiversity, and Ecosystem Services Ecosystems, Reduced ecosystem ability to buffer impacts from extreme events (fires, floods, storms, etc.)

Biodiversity, and Ecosystem Services Ecosystems, Changing mix of plant and animal life13 Biodiversity, and Ecosystem Services Ecosystems, Shifts in timing of critical biological events14 Biodiversity, and Ecosystem Services Ecosystems, Changes in management goals and practices15 X Biodiversity, and Ecosystem Services Human Health Threats to human health and wellbeing16 Human Health Amplification of existing health threats & impacts on vulnerable groups17 Human Health Public health actions, and action timing, to protect people from some climate change impacts Human Health Influence of climate change adaptation strategies on human health X Energy, Water & Land Effects on climate change vulnerability & regional adaptation & mitigation options from Use interaction of energy, water & land systems2 Energy, Water & Land Dependence of energy systems on land & water supplies influencing development of these Use systems & options for reducing greenhouse gas emissions Energy, Water & Land Use of joint resource management considerations in energy, water, & land use to identify & X Use evaluate options for reducing climate change Page 15

CRN SiteSpecific Table TERRESTRIAL AND WETLAND ECOLOGY Presence of disease vectors, nuisance, invasive and introduced Coordination with other agencies regarding potential impacts Potential injury to birds and bats colliding with tall structures Effect of station water features (including cooling ponds and Susceptibility of terrestrial species to stressors from habitat Possible effects on terrestrial wildlife from electromagnetic Effect of facility and landscape maintenance on terrestrial Effect of drift from cooling towers, evaporation ponds, or Effect of operational noise on terrestrial wildlife and their Effect of traffic induced by station operations on wildlife Effect of using groundwater and/or surface water on evaporation ponds) on adjoining wetlands and other animal or plant species onsite or in the vicinity of proposed radiation, electric tranmission lines, and other electrical habitats other operating facilities on terrestrial species and habitats terrestrial habitats habitats to terrestrial biota and environmental changes terrestrial habitats facilities facility USGCRP (2014)1 Climate Change Considerations:

Linked Question TW1 TW2 TW3 TW3 TW1 TW1 TW4 TW4 TW5 TW6 TW7 Ecosystems, Reduced ecosystem ability to improve water quality & regulate water flows Biodiversity, and Ecosystem Services Ecosystems, Reduced ecosystem ability to buffer impacts from extreme events (fires, floods, storms, etc.)

Biodiversity, and Ecosystem Services Ecosystems, Changing mix of plant and animal life13 X X X X X Biodiversity, and Ecosystem Services Ecosystems, Shifts in timing of critical biological events14 X X X X X X X Biodiversity, and Ecosystem Services Ecosystems, Changes in management goals and practices15 X Biodiversity, and Ecosystem Services Human Health Threats to human health and wellbeing16 Human Health Amplification of existing health threats & impacts on vulnerable groups17 Human Health Public health actions, and action timing, to protect people from some climate change impacts Human Health Influence of climate change adaptation strategies on human health Energy, Water & Land Effects on climate change vulnerability & regional adaptation & mitigation options from Use interaction of energy, water & land systems2 Energy, Water & Land Dependence of energy systems on land & water supplies influencing development of these Use systems & options for reducing greenhouse gas emissions Energy, Water & Land Use of joint resource management considerations in energy, water, & land use to identify &

Use evaluate options for reducing climate change Page 16

CRN SiteSpecific Table AQUATIC ECOLOGY Coordination with other agencies regarding potential impacts Susceptibility of aquatic species to aquatic stressors from Susceptibility of aquatic species at specific lifestages to plant Presence of diseasecausing vectors and nuisance, invasive Estimated susceptibility and natural survival rates for aquatic Biological effects to important aquatic species resulting from Ability of important aquatic species to exhibit avoidance Effects on species and habitats affected by heated plume Effects of plant consumptive water use on aquatic biota Regional standing stocks of important aquatic species Adverse effects of transmission and pipeline corridor Swimming speed of important aquatic species habitat and water quality changes, including physical stresses behavior to thermal discharge and cold shock at all affected and introduced aquatic species onsite or in the vicinity of the cooling system entrainment, entrapment, and impingement species with commercial subsistence or recreational value NPDES permit requirements dynamics and scouring chemical and/or physical alterations to receiving water body to aquatic biota potentially affected by station building or operation maintenance practices on aquatic biota related to cooling system and fishreturn systems life stages proposed station USGCRP (2014)1 Climate Change Considerations:

Linked Question AQ1 AQ1 AQ2 AQ2 AQ2 AQ2 AQ5 AQ2 AQ2 AQ3 AQ4 AQ1 AQ5 Ecosystems, Reduced ecosystem ability to improve water quality & regulate water flows Biodiversity, and Ecosystem Services Ecosystems, Reduced ecosystem ability to buffer impacts from extreme events (fires, floods, storms, etc.)

Biodiversity, and Ecosystem Services Ecosystems, Changing mix of plant and animal life13 X X X X X X X X Biodiversity, and Ecosystem Services Ecosystems, Shifts in timing of critical biological events14 X X X X X X X X Biodiversity, and Ecosystem Services Ecosystems, Changes in management goals and practices15 X X Biodiversity, and Ecosystem Services Human Health Threats to human health and wellbeing16 Human Health Amplification of existing health threats & impacts on vulnerable groups17 Human Health Public health actions, and action timing, to protect people from some climate change impacts Human Health Influence of climate change adaptation strategies on human health Energy, Water & Land Effects on climate change vulnerability & regional adaptation & mitigation options from Use interaction of energy, water & land systems2 Energy, Water & Land Dependence of energy systems on land & water supplies influencing development of these Use systems & options for reducing greenhouse gas emissions Energy, Water & Land Use of joint resource management considerations in energy, water, & land use to identify &

Use evaluate options for reducing climate change Page 17

CRN SiteSpecific Table SOCIOECONOMICS Workforce impacts, including local vs. inmigrating geographic Employment, income and output impacts attributable to plant Trafficrelated impacts of the site operations workforce and Impacts of plant activities on local buildings and facilities Combined impacts of site employment for sites with an Expected mitigation actions (traffic, schools, community Impact of plant activities on local housing resources Impacts of plant activities to local recreation resources Impacts of plant activities on firstresponder agencies Tax revenue impacts attributable to plant activities Impacts of plant activities on local transportation Expected residency patterns during operations Impacts of plant activities to visual resources Impact of plant activities on public schools origin of workers and outage impacts operating station deliveries services) activities infrastructure USGCRP (2014)1 Climate Change Considerations:

Linked Question S1 S1 S1 S2 S1 S3 S1 S1 S2 S1 S1 S4 S5 S5 Ecosystems, Reduced ecosystem ability to improve water quality & regulate water flows Biodiversity, and Ecosystem Services Ecosystems, Reduced ecosystem ability to buffer impacts from extreme events (fires, floods, storms, etc.)

Biodiversity, and Ecosystem Services Ecosystems, Changing mix of plant and animal life13 Biodiversity, and Ecosystem Services Ecosystems, Shifts in timing of critical biological events14 Biodiversity, and Ecosystem Services Ecosystems, Changes in management goals and practices15 Biodiversity, and Ecosystem Services Human Health Threats to human health and wellbeing16 X Human Health Amplification of existing health threats & impacts on vulnerable groups17 Human Health Public health actions, and action timing, to protect people from some climate change impacts Human Health Influence of climate change adaptation strategies on human health Energy, Water & Land Effects on climate change vulnerability & regional adaptation & mitigation options from Use interaction of energy, water & land systems2 Energy, Water & Land Dependence of energy systems on land & water supplies influencing development of these Use systems & options for reducing greenhouse gas emissions Energy, Water & Land Use of joint resource management considerations in energy, water, & land use to identify & X Use evaluate options for reducing climate change Page 18

CRN SiteSpecific Table HISTORIC AND CULTURAL ENVIRONMENTAL JUSTICE RESOURCES METEOROLOGY AIR QUALITY NONRADIOLOGICAL HEALTH Operations and maintenance activities affecting onsite historic Operations and maintenance activities affecting offsite historic Cooling system impacts, including plume lengths, additional Effect of plant activities on established resource Estimates of annual air emissions for criteria air pollutants, Presence of etiological agents from operations systems and Potential health impacts related to nonradiological traffic Disproportionate human health impacts of the plant to EJ Existence of communities exceptionally dependent on Acute effects of electromagnetic fields (electric shock) hours of fogging and icing, salt deposition, increases in Noise impacts associated with operations humidity and precipitation (including snowfall), potential local Sources and types of air emissions subsistence resources populations of interest dependencies, cultural practices, or subsistence behaviors properties properties both from the operating plant and from transmission lines activities that may impact human health associated with transmission lines Occupational health risks related accidents for operations and outage workers weather modification from cloud formation/shadowing, and interactions of plume with other pollutant sources USGCRP (2014)1 Climate Change Considerations:

Linked Question EJ1 EJ2 EJ3 H&CR1 H&CR1 M1 AirQ1 AirQ1 NR1 NR2 NR3 NR4 NR5 Ecosystems, Reduced ecosystem ability to improve water quality & regulate water flows Biodiversity, and Ecosystem Services Ecosystems, Reduced ecosystem ability to buffer impacts from extreme events (fires, floods, storms, etc.)

Biodiversity, and Ecosystem Services Ecosystems, Changing mix of plant and animal life13 Biodiversity, and Ecosystem Services Ecosystems, Shifts in timing of critical biological events14 Biodiversity, and Ecosystem Services Ecosystems, Changes in management goals and practices15 Biodiversity, and Ecosystem Services Human Health Threats to human health and wellbeing16 X X Human Health Amplification of existing health threats & impacts on vulnerable groups17 X X Human Health Public health actions, and action timing, to protect people from some climate change impacts X Human Health Influence of climate change adaptation strategies on human health X X Energy, Water & Land Effects on climate change vulnerability & regional adaptation & mitigation options from Use interaction of energy, water & land systems2 Energy, Water & Land Dependence of energy systems on land & water supplies influencing development of these Use systems & options for reducing greenhouse gas emissions Energy, Water & Land Use of joint resource management considerations in energy, water, & land use to identify &

Use evaluate options for reducing climate change Page 19

CRN SiteSpecific Table NONRADIOACTIVE WASTE RADIOLOGICAL IMPACTS IMPACTS ACCIDENTS Estimated cost, risk reduction, and valueimpact ratios for the Environmental pathways by which humans can be exposed to Estimates of the maximum individual radiation dose and total Estimates of the annual occupation radiation dose to workers Estimates of dose consequences at the proposed exclusion Mean estimates of sitespecific severe accident risks, Environmental pathways by which nonhuman biota can be Radiological environmental monitoring program for the site Environmental impacts resulting from the generation and Radiological impacts to biota other than humans considering relevant environmental pathways including the exposed to radiation (including that from gaseous effluents, radiation (including that from gaseous effluents, liquid collective radiation doses to the population living in the area area boundary (EAB) and the lowpopulation zone (LPZ) from air, ground, food, surface water, and ground water. Risk liquid effluents, and direct exposure) from an operating disposal of nonradioactive waste and mixed waste selected severe accident mitigation alternatives (SAMAs).

considerations include individual, population, economic, and effluents, and direct exposure) from an operating facility. facility. of interest postulated design basis accidents (DBAs) contaminated land area risks.

USGCRP (2014)1 Climate Change Considerations:

Linked Question R1 R2 R3 R3 R4 R5 NRW1 ACC1 ACC2 ACC3 Ecosystems, Reduced ecosystem ability to improve water quality & regulate water flows Biodiversity, and Ecosystem Services Ecosystems, Reduced ecosystem ability to buffer impacts from extreme events (fires, floods, storms, etc.)

Biodiversity, and Ecosystem Services Ecosystems, Changing mix of plant and animal life13 X X X Biodiversity, and Ecosystem Services Ecosystems, Shifts in timing of critical biological events14 Biodiversity, and Ecosystem Services Ecosystems, Changes in management goals and practices15 Biodiversity, and Ecosystem Services Human Health Threats to human health and wellbeing16 Human Health Amplification of existing health threats & impacts on vulnerable groups17 Human Health Public health actions, and action timing, to protect people from some climate change impacts Human Health Influence of climate change adaptation strategies on human health Energy, Water & Land Effects on climate change vulnerability & regional adaptation & mitigation options from Use interaction of energy, water & land systems2 Energy, Water & Land Dependence of energy systems on land & water supplies influencing development of these Use systems & options for reducing greenhouse gas emissions Energy, Water & Land Use of joint resource management considerations in energy, water, & land use to identify &

Use evaluate options for reducing climate change Page 20

CRN SiteSpecific Table TRANSPORTATION OF RAD MATERIALS (6.1.8) BENEFITCOST (10.1)

Estimated benefits of the proposed facility during operation, Radiological dose to the population in the region of interest including net electrical generation, production of other commercial products, expected tax payments, regional due to transportation of radioactive materials productivity increases, and technical and nonmonetary Operations costs benefits.

USGCRP (2014)1 Climate Change Considerations:

Linked Question T1 BC1 BC2 Ecosystems, Reduced ecosystem ability to improve water quality & regulate water flows Biodiversity, and Ecosystem Services Ecosystems, Reduced ecosystem ability to buffer impacts from extreme events (fires, floods, storms, etc.)

Biodiversity, and Ecosystem Services Ecosystems, Changing mix of plant and animal life13 Biodiversity, and Ecosystem Services Ecosystems, Shifts in timing of critical biological events14 Biodiversity, and Ecosystem Services Ecosystems, Changes in management goals and practices15 Biodiversity, and Ecosystem Services Human Health Threats to human health and wellbeing16 Human Health Amplification of existing health threats & impacts on vulnerable groups17 Human Health Public health actions, and action timing, to protect people from some climate change impacts Human Health Influence of climate change adaptation strategies on human health Energy, Water & Land Effects on climate change vulnerability & regional adaptation & mitigation options from Use interaction of energy, water & land systems2 Energy, Water & Land Dependence of energy systems on land & water supplies influencing development of these Use systems & options for reducing greenhouse gas emissions Energy, Water & Land Use of joint resource management considerations in energy, water, & land use to identify &

Use evaluate options for reducing climate change Page 21

CRN SiteSpecific Table LAND USE HYDROLOGY Onsite and offsite impacts to provisions of any affected local Effects of plant effluent discharge on water quality of receiving Impacts on other water uses and other water users related to Onsite and offsite disruption to existing land uses or private Impacts on other water uses and other water users related to Effects of anticipated hydrologic alterations to the quantity Proposed actions to minimize hydrologic alteration effects Onsite and offsite disruption to land or water resource Transmission line corridor maintenance activities during Anticipated hydrologic alterations resulting from station Compliance with applicable water quality and water use Onsite and offsite land use classification conversions Onsite and offsite land disturbance activities changes in water supply reliability due to station building or resulting from land disturbance activities or regional land use or economic development plans access land access operations affecting land use building or operation and availability of water within the region of interest water bodies changes in water quality due to station building or operation standards and regulations operation USGCRP (2014)1 Climate Change Considerations:

Linked Question L1 L2 L2 L3 L3 L1 H1 H3 H2 H1 H3 H3 H4 Urban Systems, Climate change impacts on urban water, energy supply, transportation, & other essential Infrastructure, and infrastructure Vulnerability Urban Systems, Linked disruptions in urban infrastructure systems Infrastructure, and Vulnerability Urban Systems, Influence of social inequalities on urban resident & community climate vulnerability &

Infrastructure, and adaptive capacity Vulnerability Urban Systems, Cooperative government & private sector activity in urban adaptation efforts X Infrastructure, and Vulnerability Indigenous Peoples, Native Peoples access to traditional foods Land, and Resources Indigenous Peoples, Ability of Native communities to adapt to decreases in water quality & quantity Land, and Resources Indigenous Peoples, Impact of declining Alaskan sea ice Land, and Resources Indigenous Peoples, Impact of thawing permafrost on infrastructure & traditional Alaska Native lifestyles Land, and Resources Indigenous Peoples, Relocation of tribal & indigenous communities due to climate impacts, especially in coastal X Land, and Resources locations Land Use and Land Effects of choices about landuse and landcover patterns on ecosystems and human X Cover Change communities Land Use and Land Effects of changes in landuse and landcover patterns on climate processes Cover Change Land Use and Land Influence of landuse decisions made to adapt to the effects of climate change X Cover Change Land Use and Land Effect of land use & land management choices on atmospheric greenhouse gas levels Cover Change Page 22

CRN SiteSpecific Table TERRESTRIAL AND WETLAND ECOLOGY Presence of disease vectors, nuisance, invasive and introduced Coordination with other agencies regarding potential impacts Potential injury to birds and bats colliding with tall structures Effect of station water features (including cooling ponds and Susceptibility of terrestrial species to stressors from habitat Possible effects on terrestrial wildlife from electromagnetic Effect of facility and landscape maintenance on terrestrial Effect of drift from cooling towers, evaporation ponds, or Effect of operational noise on terrestrial wildlife and their Effect of traffic induced by station operations on wildlife Effect of using groundwater and/or surface water on evaporation ponds) on adjoining wetlands and other animal or plant species onsite or in the vicinity of proposed radiation, electric tranmission lines, and other electrical habitats other operating facilities on terrestrial species and habitats terrestrial habitats habitats to terrestrial biota and environmental changes terrestrial habitats facilities facility USGCRP (2014)1 Climate Change Considerations:

Linked Question TW1 TW2 TW3 TW3 TW1 TW1 TW4 TW4 TW5 TW6 TW7 Urban Systems, Climate change impacts on urban water, energy supply, transportation, & other essential Infrastructure, and infrastructure Vulnerability Urban Systems, Linked disruptions in urban infrastructure systems Infrastructure, and Vulnerability Urban Systems, Influence of social inequalities on urban resident & community climate vulnerability &

Infrastructure, and adaptive capacity Vulnerability Urban Systems, Cooperative government & private sector activity in urban adaptation efforts Infrastructure, and Vulnerability Indigenous Peoples, Native Peoples access to traditional foods Land, and Resources Indigenous Peoples, Ability of Native communities to adapt to decreases in water quality & quantity Land, and Resources Indigenous Peoples, Impact of declining Alaskan sea ice Land, and Resources Indigenous Peoples, Impact of thawing permafrost on infrastructure & traditional Alaska Native lifestyles Land, and Resources Indigenous Peoples, Relocation of tribal & indigenous communities due to climate impacts, especially in coastal Land, and Resources locations Land Use and Land Effects of choices about landuse and landcover patterns on ecosystems and human Cover Change communities Land Use and Land Effects of changes in landuse and landcover patterns on climate processes Cover Change Land Use and Land Influence of landuse decisions made to adapt to the effects of climate change Cover Change Land Use and Land Effect of land use & land management choices on atmospheric greenhouse gas levels Cover Change Page 23

CRN SiteSpecific Table AQUATIC ECOLOGY Coordination with other agencies regarding potential impacts Susceptibility of aquatic species to aquatic stressors from Susceptibility of aquatic species at specific lifestages to plant Presence of diseasecausing vectors and nuisance, invasive Estimated susceptibility and natural survival rates for aquatic Biological effects to important aquatic species resulting from Ability of important aquatic species to exhibit avoidance Effects on species and habitats affected by heated plume Effects of plant consumptive water use on aquatic biota Regional standing stocks of important aquatic species Adverse effects of transmission and pipeline corridor Swimming speed of important aquatic species habitat and water quality changes, including physical stresses behavior to thermal discharge and cold shock at all affected and introduced aquatic species onsite or in the vicinity of the cooling system entrainment, entrapment, and impingement species with commercial subsistence or recreational value NPDES permit requirements dynamics and scouring chemical and/or physical alterations to receiving water body to aquatic biota potentially affected by station building or operation maintenance practices on aquatic biota related to cooling system and fishreturn systems life stages proposed station USGCRP (2014)1 Climate Change Considerations:

Linked Question AQ1 AQ1 AQ2 AQ2 AQ2 AQ2 AQ5 AQ2 AQ2 AQ3 AQ4 AQ1 AQ5 Urban Systems, Climate change impacts on urban water, energy supply, transportation, & other essential Infrastructure, and infrastructure Vulnerability Urban Systems, Linked disruptions in urban infrastructure systems Infrastructure, and Vulnerability Urban Systems, Influence of social inequalities on urban resident & community climate vulnerability &

Infrastructure, and adaptive capacity Vulnerability Urban Systems, Cooperative government & private sector activity in urban adaptation efforts Infrastructure, and Vulnerability Indigenous Peoples, Native Peoples access to traditional foods Land, and Resources Indigenous Peoples, Ability of Native communities to adapt to decreases in water quality & quantity Land, and Resources Indigenous Peoples, Impact of declining Alaskan sea ice Land, and Resources Indigenous Peoples, Impact of thawing permafrost on infrastructure & traditional Alaska Native lifestyles Land, and Resources Indigenous Peoples, Relocation of tribal & indigenous communities due to climate impacts, especially in coastal Land, and Resources locations Land Use and Land Effects of choices about landuse and landcover patterns on ecosystems and human Cover Change communities Land Use and Land Effects of changes in landuse and landcover patterns on climate processes Cover Change Land Use and Land Influence of landuse decisions made to adapt to the effects of climate change Cover Change Land Use and Land Effect of land use & land management choices on atmospheric greenhouse gas levels Cover Change Page 24

CRN SiteSpecific Table SOCIOECONOMICS Workforce impacts, including local vs. inmigrating geographic Employment, income and output impacts attributable to plant Trafficrelated impacts of the site operations workforce and Impacts of plant activities on local buildings and facilities Combined impacts of site employment for sites with an Expected mitigation actions (traffic, schools, community Impact of plant activities on local housing resources Impacts of plant activities to local recreation resources Impacts of plant activities on firstresponder agencies Tax revenue impacts attributable to plant activities Impacts of plant activities on local transportation Expected residency patterns during operations Impacts of plant activities to visual resources Impact of plant activities on public schools origin of workers and outage impacts operating station deliveries services) activities infrastructure USGCRP (2014)1 Climate Change Considerations:

Linked Question S1 S1 S1 S2 S1 S3 S1 S1 S2 S1 S1 S4 S5 S5 Urban Systems, Climate change impacts on urban water, energy supply, transportation, & other essential X X Infrastructure, and infrastructure Vulnerability Urban Systems, Linked disruptions in urban infrastructure systems Infrastructure, and Vulnerability Urban Systems, Influence of social inequalities on urban resident & community climate vulnerability &

Infrastructure, and adaptive capacity Vulnerability Urban Systems, Cooperative government & private sector activity in urban adaptation efforts X Infrastructure, and Vulnerability Indigenous Peoples, Native Peoples access to traditional foods Land, and Resources Indigenous Peoples, Ability of Native communities to adapt to decreases in water quality & quantity Land, and Resources Indigenous Peoples, Impact of declining Alaskan sea ice Land, and Resources Indigenous Peoples, Impact of thawing permafrost on infrastructure & traditional Alaska Native lifestyles Land, and Resources Indigenous Peoples, Relocation of tribal & indigenous communities due to climate impacts, especially in coastal X X X X Land, and Resources locations Land Use and Land Effects of choices about landuse and landcover patterns on ecosystems and human X Cover Change communities Land Use and Land Effects of changes in landuse and landcover patterns on climate processes Cover Change Land Use and Land Influence of landuse decisions made to adapt to the effects of climate change X X Cover Change Land Use and Land Effect of land use & land management choices on atmospheric greenhouse gas levels Cover Change Page 25

CRN SiteSpecific Table HISTORIC AND CULTURAL ENVIRONMENTAL JUSTICE RESOURCES METEOROLOGY AIR QUALITY NONRADIOLOGICAL HEALTH Operations and maintenance activities affecting onsite historic Operations and maintenance activities affecting offsite historic Cooling system impacts, including plume lengths, additional Effect of plant activities on established resource Estimates of annual air emissions for criteria air pollutants, Presence of etiological agents from operations systems and Potential health impacts related to nonradiological traffic Disproportionate human health impacts of the plant to EJ Existence of communities exceptionally dependent on Acute effects of electromagnetic fields (electric shock) hours of fogging and icing, salt deposition, increases in Noise impacts associated with operations humidity and precipitation (including snowfall), potential local Sources and types of air emissions subsistence resources populations of interest dependencies, cultural practices, or subsistence behaviors properties properties both from the operating plant and from transmission lines activities that may impact human health associated with transmission lines Occupational health risks related accidents for operations and outage workers weather modification from cloud formation/shadowing, and interactions of plume with other pollutant sources USGCRP (2014)1 Climate Change Considerations:

Linked Question EJ1 EJ2 EJ3 H&CR1 H&CR1 M1 AirQ1 AirQ1 NR1 NR2 NR3 NR4 NR5 Urban Systems, Climate change impacts on urban water, energy supply, transportation, & other essential X Infrastructure, and infrastructure Vulnerability Urban Systems, Linked disruptions in urban infrastructure systems X Infrastructure, and Vulnerability Urban Systems, Influence of social inequalities on urban resident & community climate vulnerability & X Infrastructure, and adaptive capacity Vulnerability Urban Systems, Cooperative government & private sector activity in urban adaptation efforts Infrastructure, and Vulnerability Indigenous Peoples, Native Peoples access to traditional foods X X X Land, and Resources Indigenous Peoples, Ability of Native communities to adapt to decreases in water quality & quantity X X X X Land, and Resources Indigenous Peoples, Impact of declining Alaskan sea ice Land, and Resources Indigenous Peoples, Impact of thawing permafrost on infrastructure & traditional Alaska Native lifestyles Land, and Resources Indigenous Peoples, Relocation of tribal & indigenous communities due to climate impacts, especially in coastal X X X X Land, and Resources locations Land Use and Land Effects of choices about landuse and landcover patterns on ecosystems and human Cover Change communities Land Use and Land Effects of changes in landuse and landcover patterns on climate processes Cover Change Land Use and Land Influence of landuse decisions made to adapt to the effects of climate change X X Cover Change Land Use and Land Effect of land use & land management choices on atmospheric greenhouse gas levels Cover Change Page 26

CRN SiteSpecific Table NONRADIOACTIVE WASTE RADIOLOGICAL IMPACTS IMPACTS ACCIDENTS Estimated cost, risk reduction, and valueimpact ratios for the Environmental pathways by which humans can be exposed to Estimates of the maximum individual radiation dose and total Estimates of the annual occupation radiation dose to workers Estimates of dose consequences at the proposed exclusion Mean estimates of sitespecific severe accident risks, Environmental pathways by which nonhuman biota can be Radiological environmental monitoring program for the site Environmental impacts resulting from the generation and Radiological impacts to biota other than humans considering relevant environmental pathways including the exposed to radiation (including that from gaseous effluents, radiation (including that from gaseous effluents, liquid collective radiation doses to the population living in the area area boundary (EAB) and the lowpopulation zone (LPZ) from air, ground, food, surface water, and ground water. Risk liquid effluents, and direct exposure) from an operating disposal of nonradioactive waste and mixed waste selected severe accident mitigation alternatives (SAMAs).

considerations include individual, population, economic, and effluents, and direct exposure) from an operating facility. facility. of interest postulated design basis accidents (DBAs) contaminated land area risks.

USGCRP (2014)1 Climate Change Considerations:

Linked Question R1 R2 R3 R3 R4 R5 NRW1 ACC1 ACC2 ACC3 Urban Systems, Climate change impacts on urban water, energy supply, transportation, & other essential Infrastructure, and infrastructure Vulnerability Urban Systems, Linked disruptions in urban infrastructure systems Infrastructure, and Vulnerability Urban Systems, Influence of social inequalities on urban resident & community climate vulnerability &

Infrastructure, and adaptive capacity Vulnerability Urban Systems, Cooperative government & private sector activity in urban adaptation efforts Infrastructure, and Vulnerability Indigenous Peoples, Native Peoples access to traditional foods X X X X X Land, and Resources Indigenous Peoples, Ability of Native communities to adapt to decreases in water quality & quantity Land, and Resources Indigenous Peoples, Impact of declining Alaskan sea ice Land, and Resources Indigenous Peoples, Impact of thawing permafrost on infrastructure & traditional Alaska Native lifestyles Land, and Resources Indigenous Peoples, Relocation of tribal & indigenous communities due to climate impacts, especially in coastal Land, and Resources locations Land Use and Land Effects of choices about landuse and landcover patterns on ecosystems and human X X X Cover Change communities Land Use and Land Effects of changes in landuse and landcover patterns on climate processes X Cover Change Land Use and Land Influence of landuse decisions made to adapt to the effects of climate change X Cover Change Land Use and Land Effect of land use & land management choices on atmospheric greenhouse gas levels Cover Change Page 27

CRN SiteSpecific Table TRANSPORTATION OF RAD MATERIALS (6.1.8) BENEFITCOST (10.1)

Estimated benefits of the proposed facility during operation, Radiological dose to the population in the region of interest including net electrical generation, production of other commercial products, expected tax payments, regional due to transportation of radioactive materials productivity increases, and technical and nonmonetary Operations costs benefits.

USGCRP (2014)1 Climate Change Considerations:

Linked Question T1 BC1 BC2 Urban Systems, Climate change impacts on urban water, energy supply, transportation, & other essential Infrastructure, and infrastructure Vulnerability Urban Systems, Linked disruptions in urban infrastructure systems Infrastructure, and Vulnerability Urban Systems, Influence of social inequalities on urban resident & community climate vulnerability &

Infrastructure, and adaptive capacity Vulnerability Urban Systems, Cooperative government & private sector activity in urban adaptation efforts Infrastructure, and Vulnerability Indigenous Peoples, Native Peoples access to traditional foods Land, and Resources Indigenous Peoples, Ability of Native communities to adapt to decreases in water quality & quantity Land, and Resources Indigenous Peoples, Impact of declining Alaskan sea ice Land, and Resources Indigenous Peoples, Impact of thawing permafrost on infrastructure & traditional Alaska Native lifestyles Land, and Resources Indigenous Peoples, Relocation of tribal & indigenous communities due to climate impacts, especially in coastal Land, and Resources locations Land Use and Land Effects of choices about landuse and landcover patterns on ecosystems and human Cover Change communities Land Use and Land Effects of changes in landuse and landcover patterns on climate processes Cover Change Land Use and Land Influence of landuse decisions made to adapt to the effects of climate change Cover Change Land Use and Land Effect of land use & land management choices on atmospheric greenhouse gas levels Cover Change Page 28

Biogeochemical Cycles Biogeochemical Cycles Biogeochemical Cycles Rural Communities Rural Communities Rural Communities Increased vulnerability of biodiversity, food security, human health, and water quality due to Alterations in biogeochemical cycles21 USGCRP (2014)1 Climate Change Considerations:

Linked Question Unique vulnerabilities of rural communities to climate change impacts19 Limited capacity of rural governments to respond to climate change impacts20 Increased impacts of climate change on rural communities and rural economic activities 18 altered biogeochemical cycles and climate change Effect of natural land sinks on carbon, nitrogen, phosphorus, and other biogeochemical cycles L1 Onsite and offsite land disturbance activities Onsite and offsite land use classification conversions L2 resulting from land disturbance activities X

Onsite and offsite impacts to provisions of any affected local L2 Page 29 or regional land use or economic development plans LAND USE CRN SiteSpecific Table Onsite and offsite disruption to land or water resource L3 access Onsite and offsite disruption to existing land uses or private L3 land access Transmission line corridor maintenance activities during L1 operations affecting land use Anticipated hydrologic alterations resulting from station H1 building or operation Effects of anticipated hydrologic alterations to the quantity H3 and availability of water within the region of interest Effects of plant effluent discharge on water quality of receiving H2 water bodies H1 Proposed actions to minimize hydrologic alteration effects HYDROLOGY Impacts on other water uses and other water users related to H3 changes in water supply reliability due to station building or operation Impacts on other water uses and other water users related to H3 changes in water quality due to station building or operation Compliance with applicable water quality and water use H4 standards and regulations

Biogeochemical Cycles Biogeochemical Cycles Biogeochemical Cycles Rural Communities Rural Communities Rural Communities Increased vulnerability of biodiversity, food security, human health, and water quality due to Alterations in biogeochemical cycles21 USGCRP (2014)1 Climate Change Considerations:

Linked Question Unique vulnerabilities of rural communities to climate change impacts19 Limited capacity of rural governments to respond to climate change impacts20 Increased impacts of climate change on rural communities and rural economic activities 18 altered biogeochemical cycles and climate change Effect of natural land sinks on carbon, nitrogen, phosphorus, and other biogeochemical cycles Effect of facility and landscape maintenance on terrestrial TW1 habitats Effect of drift from cooling towers, evaporation ponds, or TW2 other operating facilities on terrestrial species and habitats Effect of station water features (including cooling ponds and TW3 evaporation ponds) on adjoining wetlands and other Page 30 terrestrial habitats Effect of using groundwater and/or surface water on CRN SiteSpecific Table TW3 terrestrial habitats Effect of operational noise on terrestrial wildlife and their TW1 habitats TW1 Effect of traffic induced by station operations on wildlife TW4 Potential injury to birds and bats colliding with tall structures TERRESTRIAL AND WETLAND ECOLOGY Possible effects on terrestrial wildlife from electromagnetic TW4 radiation, electric tranmission lines, and other electrical facilities Coordination with other agencies regarding potential impacts TW5 to terrestrial biota X

Susceptibility of terrestrial species to stressors from habitat TW6 and environmental changes Presence of disease vectors, nuisance, invasive and introduced TW7 animal or plant species onsite or in the vicinity of proposed facility

Biogeochemical Cycles Biogeochemical Cycles Biogeochemical Cycles Rural Communities Rural Communities Rural Communities Increased vulnerability of biodiversity, food security, human health, and water quality due to Alterations in biogeochemical cycles21 USGCRP (2014)1 Climate Change Considerations:

Linked Question Unique vulnerabilities of rural communities to climate change impacts19 Limited capacity of rural governments to respond to climate change impacts20 Increased impacts of climate change on rural communities and rural economic activities 18 altered biogeochemical cycles and climate change Effect of natural land sinks on carbon, nitrogen, phosphorus, and other biogeochemical cycles X

AQ1 Effects of plant consumptive water use on aquatic biota Susceptibility of aquatic species at specific lifestages to plant AQ1 cooling system entrainment, entrapment, and impingement X

Susceptibility of aquatic species to aquatic stressors from AQ2 habitat and water quality changes, including physical stresses Page 31 related to cooling system and fishreturn systems Swimming speed of important aquatic species CRN SiteSpecific Table AQ2 Estimated susceptibility and natural survival rates for aquatic AQ2 species with commercial subsistence or recreational value Regional standing stocks of important aquatic species AQ2 potentially affected by station building or operation AQ5 NPDES permit requirements AQUATIC ECOLOGY Effects on species and habitats affected by heated plume AQ2 dynamics and scouring Ability of important aquatic species to exhibit avoidance AQ2 behavior to thermal discharge and cold shock at all affected life stages Presence of diseasecausing vectors and nuisance, invasive AQ3 and introduced aquatic species onsite or in the vicinity of the proposed station Biological effects to important aquatic species resulting from AQ4 chemical and/or physical alterations to receiving water body Adverse effects of transmission and pipeline corridor AQ1 maintenance practices on aquatic biota Coordination with other agencies regarding potential impacts AQ5 to aquatic biota

Biogeochemical Cycles Biogeochemical Cycles Biogeochemical Cycles Rural Communities Rural Communities Rural Communities Increased vulnerability of biodiversity, food security, human health, and water quality due to Alterations in biogeochemical cycles21 USGCRP (2014)1 Climate Change Considerations:

Linked Question Unique vulnerabilities of rural communities to climate change impacts19 Limited capacity of rural governments to respond to climate change impacts20 Increased impacts of climate change on rural communities and rural economic activities 18 altered biogeochemical cycles and climate change Effect of natural land sinks on carbon, nitrogen, phosphorus, and other biogeochemical cycles Workforce impacts, including local vs. inmigrating geographic S1 origin of workers and outage impacts X

S1 Expected residency patterns during operations Combined impacts of site employment for sites with an S1 Page 32 operating station X

Impacts of plant activities on local transportation S2 CRN SiteSpecific Table infrastructure S1 Impacts of plant activities on local buildings and facilities S3 Impacts of plant activities to visual resources X

S1 Impact of plant activities on local housing resources X

S1 Impact of plant activities on public schools SOCIOECONOMICS X

Trafficrelated impacts of the site operations workforce and S2 deliveries X

S1 Impacts of plant activities to local recreation resources X

S1 Impacts of plant activities on firstresponder agencies X X X Expected mitigation actions (traffic, schools, community S4 services)

Employment, income and output impacts attributable to plant S5 activities X X S5 Tax revenue impacts attributable to plant activities

Biogeochemical Cycles Biogeochemical Cycles Biogeochemical Cycles Rural Communities Rural Communities Rural Communities Increased vulnerability of biodiversity, food security, human health, and water quality due to Alterations in biogeochemical cycles21 USGCRP (2014)1 Climate Change Considerations:

Linked Question Unique vulnerabilities of rural communities to climate change impacts19 Limited capacity of rural governments to respond to climate change impacts20 Increased impacts of climate change on rural communities and rural economic activities 18 altered biogeochemical cycles and climate change Effect of natural land sinks on carbon, nitrogen, phosphorus, and other biogeochemical cycles Existence of communities exceptionally dependent on EJ1 subsistence resources Disproportionate human health impacts of the plant to EJ EJ2 populations of interest X

Effect of plant activities on established resource ENVIRONMENTAL JUSTICE EJ3 Page 33 dependencies, cultural practices, or subsistence behaviors CRN SiteSpecific Table Operations and maintenance activities affecting onsite historic H&CR1 properties HISTORIC AND CULTURAL Operations and maintenance activities affecting offsite historic H&CR1 properties RESOURCES Cooling system impacts, including plume lengths, additional hours of fogging and icing, salt deposition, increases in M1 humidity and precipitation (including snowfall), potential local weather modification from cloud formation/shadowing, and interactions of plume with other pollutant sources METEOROLOGY AirQ1 Sources and types of air emissions Estimates of annual air emissions for criteria air pollutants, AIR QUALITY AirQ1 both from the operating plant and from transmission lines X

Presence of etiological agents from operations systems and NR1 activities that may impact human health NR2 Noise impacts associated with operations Acute effects of electromagnetic fields (electric shock)

NR3 associated with transmission lines Occupational health risks NONRADIOLOGICAL HEALTH NR4 Potential health impacts related to nonradiological traffic NR5 related accidents for operations and outage workers

Biogeochemical Cycles Biogeochemical Cycles Biogeochemical Cycles Rural Communities Rural Communities Rural Communities Increased vulnerability of biodiversity, food security, human health, and water quality due to Alterations in biogeochemical cycles21 USGCRP (2014)1 Climate Change Considerations:

Linked Question Unique vulnerabilities of rural communities to climate change impacts19 Limited capacity of rural governments to respond to climate change impacts20 Increased impacts of climate change on rural communities and rural economic activities 18 altered biogeochemical cycles and climate change Effect of natural land sinks on carbon, nitrogen, phosphorus, and other biogeochemical cycles Environmental pathways by which humans can be exposed to R1 radiation (including that from gaseous effluents, liquid effluents, and direct exposure) from an operating facility.

Environmental pathways by which nonhuman biota can be exposed to radiation (including that from gaseous effluents, R2 liquid effluents, and direct exposure) from an operating facility.

Estimates of the maximum individual radiation dose and total R3 collective radiation doses to the population living in the area Page 34 of interest Estimates of the annual occupation radiation dose to workers CRN SiteSpecific Table R3 RADIOLOGICAL IMPACTS R4 Radiological impacts to biota other than humans R5 Radiological environmental monitoring program for the site NONRADIOACTIVE WASTE Environmental impacts resulting from the generation and NRW1 disposal of nonradioactive waste and mixed waste IMPACTS Estimates of dose consequences at the proposed exclusion ACC1 area boundary (EAB) and the lowpopulation zone (LPZ) from postulated design basis accidents (DBAs)

Mean estimates of sitespecific severe accident risks, considering relevant environmental pathways including the ACC2 air, ground, food, surface water, and ground water. Risk considerations include individual, population, economic, and ACCIDENTS contaminated land area risks.

Estimated cost, risk reduction, and valueimpact ratios for the ACC3 selected severe accident mitigation alternatives (SAMAs).

CRN SiteSpecific Table TRANSPORTATION OF RAD MATERIALS (6.1.8) BENEFITCOST (10.1)

Estimated benefits of the proposed facility during operation, Radiological dose to the population in the region of interest including net electrical generation, production of other commercial products, expected tax payments, regional due to transportation of radioactive materials productivity increases, and technical and nonmonetary Operations costs benefits.

USGCRP (2014)1 Climate Change Considerations:

Linked Question T1 BC1 BC2 Rural Communities 18 Increased impacts of climate change on rural communities and rural economic activities Rural Communities Unique vulnerabilities of rural communities to climate change impacts19 Rural Communities Limited capacity of rural governments to respond to climate change impacts20 Biogeochemical Alterations in biogeochemical cycles21 Cycles Biogeochemical Effect of natural land sinks on carbon, nitrogen, phosphorus, and other biogeochemical cycles Cycles Biogeochemical Increased vulnerability of biodiversity, food security, human health, and water quality due to Cycles altered biogeochemical cycles and climate change Page 35

CRN SiteSpecific Table LAND USE HYDROLOGY Onsite and offsite impacts to provisions of any affected local Effects of plant effluent discharge on water quality of receiving Impacts on other water uses and other water users related to Onsite and offsite disruption to existing land uses or private Impacts on other water uses and other water users related to Effects of anticipated hydrologic alterations to the quantity Proposed actions to minimize hydrologic alteration effects Onsite and offsite disruption to land or water resource Transmission line corridor maintenance activities during Anticipated hydrologic alterations resulting from station Compliance with applicable water quality and water use Onsite and offsite land use classification conversions Onsite and offsite land disturbance activities changes in water supply reliability due to station building or resulting from land disturbance activities or regional land use or economic development plans access land access operations affecting land use building or operation and availability of water within the region of interest water bodies changes in water quality due to station building or operation standards and regulations operation USGCRP (2014)1 Climate Change Considerations:

Linked Question L1 L2 L2 L3 L3 L1 H1 H3 H2 H1 H3 H3 H4 1

Entries are grouped by USGCRP sector and are derived from Key Messages in USGRCP (2014) Climate Change Impacts in the United States: The Third National Climate Assessment , Melillo, J.M. T.C. Richmond, and G.W. Yohe (eds.),

US Global Change Research Program, 841 pp. doi:10.7930/J0Z31WJ2 2

SMEs should consult the regional section of GCRP (2014) and other appropriate sources for information on the extent and direction of the anticipated changes in the region of interest.

3 Includes heat waves, cold waves, and regional droughts 4

Includes projection of summertime Arctic Ocean sea ice essentially disappearing before mid-century 5

Includes saltwater intrusion and other impacts related to sea level rise, storms and storm surges, and changes in surface and groundwater use patterns 6

Includes changes due to increasing air and water temperatures, more intense precipitation and runoff, increasing droughts, and increased sediment and pollutant loadings 7

Includes effects on human safety and health, property, infrastructure, economies, and ecology 8

Includes impacts from sea level rise, storm surge, extreme weather events, higher temperatures, heat waves, precipitation changes, Arctic warming and other climatic conditions 9

Includes temporary and permanent flooding of airports, ports and harbors, roads, rail lines, tunnels, and bridges 10 Includes both transportation interruptions and infrastructure damage (e.g., pavement and track damage) due to extreme heat, strong hurricanes, coastal erosion, permafrost thaw, etc.

11 Includes increasingly negative impacts on crops and livestock due to responses to elevated CO2, increased temperatures, changes in solar radiation, etc.

12 Includes effects of fire, insect infestations, drought, disease outbreaks, etc.

13 Includes shifts in ranges of species; increased incidence of insect pests, disease pathogens, and invasive weed species; effects of hotter and dryer deserts and drylands; impacts of ocean acidification on coastal and near-shore ecosystems; impacts of Arctic summer sea ice loss; impacts of warming on fish, plant, and animal species; etc.

14 Includes spring bud burst, migration, hibernation, emergence from overwintering, plankton blooms, etc.

15 Includes whole system management and ecosystem-based adaptation strategies 16 Includes impacts from increased extreme weather events, wildfire, decreased air quality, threats to mental health, illnesses transmitted by food, water, disease-carriers such as mosquitos and ticks and other etiological agents 17 Includes children, the elderly, the poor, and some communities of color 18 Rural economic activities include agriculture, forestry, recreation, etc. Impacts include shifts in locations of such activities.

19 Vulnerabilities include geographic and demographic obstacles, such as physical isolation, limited economic diversity, higher poverty rates, aging population, etc.

20 Includes ability to adapt rural transportation, infrastructure, health, and emergency response systems 21 Includes alterations due to increased atmospheric carbon dioxide and changes in nitrogen, phosphorous, and other elements available to ecosystems Page 36

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