ML18022A108

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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)


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