ML18022A104

Clinch River Climate Change Appendix Master Table

ML18022A104
Person / Time
Site:	Clinch River
Issue date:	03/14/2018
From:	Laura Willingham NRC/NRO/DSEA/RENV
To:
References
Download: ML18022A104 (36)

Text

Master Table LAND USE HYDROLOGY Onsite and offsite disruption to land or water Effects of anticipated hydrologic alterations to Onsite and offsite land disturbance activities Onsite and offsite disruption to existing land Compliance with applicable water quality and Impacts on other water uses and other water Transmission line corridor maintenance Onsite and offsite land use classification Impacts on other water uses and other water Onsite and offsite impacts to provisions of Anticipated hydrologic alterations resulting Effects of plant effluent discharge on water Proposed actions to minimize hydrologic conversions resulting from land disturbance any affected local or regional land use or the quantity and availability of water within users related to changes in water supply users related to changes in water quality due resource access uses or private land access activities during operations affecting land use from station building or operation quality of receiving water bodies alteration effects water use standards and regulations activities economic development plans the region of interest reliability due to station building or operation to station building or 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 X X Climate Declining ice volume/surface extent on land, lakes, and sea2,4 Climate Increasing ocean acidity & intensifying marine ecosystem impacts X X 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

Master Table TERRESTRIAL AND WETLAND ECOLOGY Possible effects on terrestrial wildlife from Presence of disease vectors, nuisance, invasive Effect of traffic induced by station operations Potential injury to birds and bats colliding with Susceptibility of terrestrial species to stressors Effect of facility and landscape maintenance Effect of using groundwater and/or surface Coordination with other agencies regarding Effect of drift from cooling towers, Effect of station water features (including Effect of operational noise on terrestrial cooling ponds and evaporation ponds) on electromagnetic radiation, electric tranmission and introduced animal or plant species onsite evaporation ponds, or other operating on wildlife tall structures from habitat and environmental changes adjoining wetlands and other terrestrial on terrestrial habitats water on terrestrial habitats wildlife and their habitats potential impacts to terrestrial biota facilities on terrestrial species and habitats habitats lines, and other electrical facilities or in the vicinity of proposed 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 X spells2 Water Resources Changes in drought intensity2 Water Resources Changes in flood intensity2 Water Resources Changes in water demand, groundwater withdrawals & availability, X aquifer recharge2 Water Resources Compromised sustainability of coastal freshwater aquifers & wetlands5 X X 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

Master Table AQUATIC ECOLOGY Susceptibility of aquatic species at specific life Regional standing stocks of important aquatic Biological effects to important aquatic species Swimming speed of important aquatic species Susceptibility of aquatic species to aquatic Estimated susceptibility and natural survival Ability of important aquatic species to exhibit Adverse effects of transmission and pipeline Effects of plant consumptive water use on Effects on species and habitats affected by Coordination with other agencies regarding Presence of diseasecausing vectors and stressors from habitat and water quality nuisance, invasive and introduced aquatic stages to plant cooling system entrainment, species potentially affected by station building avoidance behavior to thermal discharge and resulting from chemical and/or physical corridor maintenance practices on aquatic NPDES permit requirements rates for aquatic species with commercial changes, including physical stresses related to species onsite or in the vicinity of the aquatic biota heated plume dynamics and scouring potential impacts to aquatic biota entrapment, and impingement cooling system and fishreturn systems subsistence or recreational value or operation cold shock at all affected life stages proposed station alterations to receiving water body biota 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 X Climate Declining ice volume/surface extent on land, lakes, and sea2,4 Climate Increasing ocean acidity & intensifying marine ecosystem impacts X Water Resources Increase in very heavy precipitation events & changes in length of dry X spells2 Water Resources Changes in drought intensity2 Water Resources Changes in flood intensity2 Water Resources Changes in water demand, groundwater withdrawals & availability, X aquifer recharge2 Water Resources Compromised sustainability of coastal freshwater aquifers & wetlands5 X X 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 X within existing practices Water Resources Institutional, scientific, economic & political barriers to implementing adaptive strategies Page 3

Master Table SOCIOECONOMICS Expected residency patterns during operations Impacts of plant activities to visual resources Impacts of plant activities on local buildings Trafficrelated impacts of the site operations Impacts of plant activities to local recreation Impacts of plant activities on firstresponder Expected mitigation actions (traffic, schools, Workforce impacts, including local vs. in Impact of plant activities on public schools Combined impacts of site employment for Impact of plant activities on local housing Employment, income and output impacts Tax revenue impacts attributable to plant Impacts of plant activities on local migrating geographic origin of workers and sites with an operating station transportation infrastructure and facilities resources workforce and deliveries resources agencies community services) attributable to plant activities activities outage impacts 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 X X 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 X X within existing practices Water Resources Institutional, scientific, economic & political barriers to implementing X adaptive strategies Page 4

Master Table HISTORIC AND CULTURAL ENVIRONMENTAL JUSTICE RESOURCES METEOROLOGY AIR QUALITY NONRADIOLOGICAL HEALTH Disproportionate human health impacts of the Presence of etiological agents from operations Cooling system impacts, including plume Effect of plant activities on established Estimates of annual air emissions for criteria Acute effects of electromagnetic fields Potential health impacts related to Noise impacts associated with operations Existence of communities exceptionally lengths, additional hours of fogging and icing, Operations and maintenance activities Operations and maintenance activities Sources and types of air emissions salt deposition, increases in humidity and resource dependencies, cultural practices, or air pollutants, both from the operating plant systems and activities that may impact human (electric shock) associated with transmission nonradiological trafficrelated accidents for precipitation (including snowfall), potential Occupational health risks plant to EJ populations of interest local weather modification from cloud dependent on subsistence resources subsistence behaviors affecting onsite historic properties affecting offsite historic properties and from transmission lines health lines operations and outage workers formation/shadowing, and interactions of USGCRP (2014)1 Climate Change Considerations: plume with other pollutant sources 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 X X X X X Climate Declining ice volume/surface extent on land, lakes, and sea2,4 Climate Increasing ocean acidity & intensifying marine ecosystem impacts X Water Resources Increase in very heavy precipitation events & changes in length of dry X spells2 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 X shortages Water Resources Increased flooding risk7 X X X X X Water Resources New risks, vulnerabilities, & opportunities may not be properly managed X within existing practices Water Resources Institutional, scientific, economic & political barriers to implementing X adaptive strategies Page 5

Master Table RADIOLOGICAL IMPACTS NONRADIOACTIVE WASTE IMPACTS ACCIDENTS Estimates of dose consequences at the Estimates of the maximum individual radiation Environmental pathways by which humans Mean estimates of sitespecific severe Estimated cost, risk reduction, and value Estimates of the annual occupation radiation Environmental impacts resulting from the can be exposed to radiation (including that Radiological impacts to biota other than accident risks, considering relevant Radiological environmental monitoring proposed exclusion area boundary (EAB) and from gaseous effluents, liquid effluents, and environmental pathways including the air, dose and total collective radiation doses to impact ratios for the selected severe accident direct exposure) from an operating facility.

generation and disposal of nonradioactive ground, food, surface water, and ground Environmental pathways by which nonhuman the lowpopulation zone (LPZ) from postulated dose to workers water. Risk considerations include individual, humans biota can be exposed to radiation (including the population living in the area of interest program for the site mitigation alternatives (SAMAs).

population, economic, and contaminated land waste and mixed waste that from gaseous effluents, liquid effluents, and direct exposure) from an operating design basis accidents (DBAs) 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 X X X X X X 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 X X X spells2 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 X X X shortages 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

Master Table TRANSPORTATION OF RAD MATERIALS (6.1.8) BENEFITCOST (10.1)

Estimated benefits of the proposed facility Radiological dose to the population in the during operation, including net electrical generation, production of other commercial region of interest due to transportation of products, expected tax payments, regional Operations costs productivity increases, and technical and radioactive materials USGCRP (2014)1 Climate Change Considerations: nonmonetary benefits.

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 X X Climate Changes in frequency & intensity of extreme precipitation events2 Climate Changes in frequency & intensity of extreme weather events2,3 X Climate Increased hurricaneassociated storm intensity & rainfall rates2 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 X Climate Declining ice volume/surface extent on land, lakes, and sea2,4 Climate Increasing ocean acidity & intensifying marine ecosystem impacts X 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 X Water Resources Reduced surface & groundwater supplies; increased likelihood of water X shortages Water Resources Increased flooding risk7 Water Resources New risks, vulnerabilities, & opportunities may not be properly managed X within existing practices Water Resources Institutional, scientific, economic & political barriers to implementing X adaptive strategies Page 7

Master Table LAND USE HYDROLOGY Onsite and offsite disruption to land or water Effects of anticipated hydrologic alterations to Onsite and offsite land disturbance activities Onsite and offsite disruption to existing land Compliance with applicable water quality and Impacts on other water uses and other water Transmission line corridor maintenance Onsite and offsite land use classification Impacts on other water uses and other water Onsite and offsite impacts to provisions of Anticipated hydrologic alterations resulting Effects of plant effluent discharge on water Proposed actions to minimize hydrologic conversions resulting from land disturbance any affected local or regional land use or the quantity and availability of water within users related to changes in water supply users related to changes in water quality due resource access uses or private land access activities during operations affecting land use from station building or operation quality of receiving water bodies alteration effects water use standards and regulations activities economic development plans the region of interest reliability due to station building or operation to station building or 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 Use Effect of extreme weather events on energy facilities & infrastructure Energy Supply and Use Increased summer electricity use & peak loads; decreased winter heating demand; net increase in electricity demand Energy Supply and Use Constraints on energy production due to changes in water availability Energy Supply and Use Effect of sealevel rise, extreme storm surge events, and high tides on energy production, energy delivery systems, and infrastructure Energy Supply and Use Changes in future energy mix 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

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

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

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

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

Master Table SOCIOECONOMICS Expected residency patterns during operations Impacts of plant activities to visual resources Impacts of plant activities on local buildings Trafficrelated impacts of the site operations Impacts of plant activities to local recreation Impacts of plant activities on firstresponder Expected mitigation actions (traffic, schools, Workforce impacts, including local vs. in Impact of plant activities on public schools Combined impacts of site employment for Impact of plant activities on local housing Employment, income and output impacts Tax revenue impacts attributable to plant Impacts of plant activities on local migrating geographic origin of workers and sites with an operating station transportation infrastructure and facilities resources workforce and deliveries resources agencies community services) attributable to plant activities activities outage impacts 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 Use Effect of extreme weather events on energy facilities & infrastructure Energy Supply and Use Increased summer electricity use & peak loads; decreased winter heating X X X demand; net increase in electricity demand Energy Supply and Use Constraints on energy production due to changes in water availability Energy Supply and Use Effect of sealevel rise, extreme storm surge events, and high tides on energy production, energy delivery systems, and infrastructure Energy Supply and Use Changes in future energy mix X X X Transportation Effects on the reliability & capacity of transportation systems8 X X Transportation Increased risk of major coastal impacts to transportation infrastructure X X due to sealevel rise & storm surge9 Transportation Increased disruption of transportation networks and operations due to X X X 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 11

Master Table HISTORIC AND CULTURAL ENVIRONMENTAL JUSTICE RESOURCES METEOROLOGY AIR QUALITY NONRADIOLOGICAL HEALTH Disproportionate human health impacts of the Presence of etiological agents from operations Cooling system impacts, including plume Effect of plant activities on established Estimates of annual air emissions for criteria Acute effects of electromagnetic fields Potential health impacts related to Noise impacts associated with operations Existence of communities exceptionally lengths, additional hours of fogging and icing, Operations and maintenance activities Operations and maintenance activities Sources and types of air emissions salt deposition, increases in humidity and resource dependencies, cultural practices, or air pollutants, both from the operating plant systems and activities that may impact human (electric shock) associated with transmission nonradiological trafficrelated accidents for precipitation (including snowfall), potential Occupational health risks plant to EJ populations of interest local weather modification from cloud dependent on subsistence resources subsistence behaviors affecting onsite historic properties affecting offsite historic properties and from transmission lines health lines operations and outage workers formation/shadowing, and interactions of USGCRP (2014)1 Climate Change Considerations: plume with other pollutant sources Linked Question EJ1 EJ2 EJ3 H&CR1 H&CR1 M1 AirQ1 AirQ1 NR1 NR2 NR3 NR4 NR5 Energy Supply and Use Effect of extreme weather events on energy facilities & infrastructure X X X Energy Supply and Use Increased summer electricity use & peak loads; decreased winter heating demand; net increase in electricity demand Energy Supply and Use Constraints on energy production due to changes in water availability Energy Supply and Use Effect of sealevel rise, extreme storm surge events, and high tides on X X X energy production, energy delivery systems, and infrastructure Energy Supply and Use Changes in future energy mix Transportation Effects on the reliability & capacity of transportation systems8 X Transportation Increased risk of major coastal impacts to transportation infrastructure X X X X due to sealevel rise & storm surge9 Transportation Increased disruption of transportation networks and operations due to X X X extreme weather events10 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

Master Table RADIOLOGICAL IMPACTS NONRADIOACTIVE WASTE IMPACTS ACCIDENTS Estimates of dose consequences at the Estimates of the maximum individual radiation Environmental pathways by which humans Mean estimates of sitespecific severe Estimated cost, risk reduction, and value Estimates of the annual occupation radiation Environmental impacts resulting from the can be exposed to radiation (including that Radiological impacts to biota other than accident risks, considering relevant Radiological environmental monitoring proposed exclusion area boundary (EAB) and from gaseous effluents, liquid effluents, and environmental pathways including the air, dose and total collective radiation doses to impact ratios for the selected severe accident direct exposure) from an operating facility.

generation and disposal of nonradioactive ground, food, surface water, and ground Environmental pathways by which nonhuman the lowpopulation zone (LPZ) from postulated dose to workers water. Risk considerations include individual, humans biota can be exposed to radiation (including the population living in the area of interest program for the site mitigation alternatives (SAMAs).

population, economic, and contaminated land waste and mixed waste that from gaseous effluents, liquid effluents, and direct exposure) from an operating design basis accidents (DBAs) area risks.

USGCRP (2014)1 Climate Change Considerations:

Linked Question R1 R2 R3 R3 R4 R5 NRW1 ACC1 ACC2 ACC3 Energy Supply and Use Effect of extreme weather events on energy facilities & infrastructure Energy Supply and Use Increased summer electricity use & peak loads; decreased winter heating demand; net increase in electricity demand Energy Supply and Use Constraints on energy production due to changes in water availability Energy Supply and Use Effect of sealevel rise, extreme storm surge events, and high tides on energy production, energy delivery systems, and infrastructure Energy Supply and Use Changes in future energy mix 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 X X 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 13

Master Table TRANSPORTATION OF RAD MATERIALS (6.1.8) BENEFITCOST (10.1)

Estimated benefits of the proposed facility Radiological dose to the population in the during operation, including net electrical generation, production of other commercial region of interest due to transportation of products, expected tax payments, regional Operations costs productivity increases, and technical and radioactive materials USGCRP (2014)1 Climate Change Considerations: nonmonetary benefits.

Linked Question T1 BC1 BC2 Energy Supply and Use Effect of extreme weather events on energy facilities & infrastructure X Energy Supply and Use Increased summer electricity use & peak loads; decreased winter heating X X demand; net increase in electricity demand Energy Supply and Use Constraints on energy production due to changes in water availability X X Energy Supply and Use Effect of sealevel rise, extreme storm surge events, and high tides on X energy production, energy delivery systems, and infrastructure Energy Supply and Use Changes in future energy mix X X Transportation Effects on the reliability & capacity of transportation systems8 X Transportation Increased risk of major coastal impacts to transportation infrastructure X X due to sealevel rise & storm surge9 Transportation Increased disruption of transportation networks and operations due to X X extreme weather events10 Transportation Increased total costs to transportation systems & users 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 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

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

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

Ecosystems, Biodiversity, Changing mix of plant and animal life13 and Ecosystem Services Ecosystems, Biodiversity, Shifts in timing of critical biological events14 and Ecosystem Services Ecosystems, Biodiversity, Changes in management goals and practices15 X 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 Use Effects on climate change vulnerability & regional adaptation & mitigation options from interaction of energy, water & land systems2 Energy, Water & Land Use Dependence of energy systems on land & water supplies influencing development of these systems & options for reducing greenhouse gas emissions Energy, Water & Land Use Use of joint resource management considerations in energy, water, & X land use to identify & evaluate options for reducing climate change Page 15

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

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

Ecosystems, Biodiversity, Changing mix of plant and animal life13 X X X X X and Ecosystem Services Ecosystems, Biodiversity, Shifts in timing of critical biological events14 X X X X X X X and Ecosystem Services Ecosystems, Biodiversity, Changes in management goals and practices15 X 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 Use Effects on climate change vulnerability & regional adaptation & mitigation options from interaction of energy, water & land systems2 Energy, Water & Land Use Dependence of energy systems on land & water supplies influencing development of these systems & options for reducing greenhouse gas emissions Energy, Water & Land Use Use of joint resource management considerations in energy, water, &

land use to identify & evaluate options for reducing climate change Page 16

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

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

Ecosystems, Biodiversity, Changing mix of plant and animal life13 X X X X X X X X and Ecosystem Services Ecosystems, Biodiversity, Shifts in timing of critical biological events14 X X X X X X X X and Ecosystem Services Ecosystems, Biodiversity, Changes in management goals and practices15 X X 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 Use Effects on climate change vulnerability & regional adaptation & mitigation options from interaction of energy, water & land systems2 Energy, Water & Land Use Dependence of energy systems on land & water supplies influencing development of these systems & options for reducing greenhouse gas emissions Energy, Water & Land Use Use of joint resource management considerations in energy, water, &

land use to identify & evaluate options for reducing climate change Page 17

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

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

Ecosystems, Biodiversity, Changing mix of plant and animal life13 and Ecosystem Services Ecosystems, Biodiversity, Shifts in timing of critical biological events14 and Ecosystem Services Ecosystems, Biodiversity, Changes in management goals and practices15 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 Use Effects on climate change vulnerability & regional adaptation & mitigation options from interaction of energy, water & land systems2 Energy, Water & Land Use Dependence of energy systems on land & water supplies influencing development of these systems & options for reducing greenhouse gas emissions Energy, Water & Land Use Use of joint resource management considerations in energy, water, & X land use to identify & evaluate options for reducing climate change Page 18

Master Table HISTORIC AND CULTURAL ENVIRONMENTAL JUSTICE RESOURCES METEOROLOGY AIR QUALITY NONRADIOLOGICAL HEALTH Disproportionate human health impacts of the Presence of etiological agents from operations Cooling system impacts, including plume Effect of plant activities on established Estimates of annual air emissions for criteria Acute effects of electromagnetic fields Potential health impacts related to Noise impacts associated with operations Existence of communities exceptionally lengths, additional hours of fogging and icing, Operations and maintenance activities Operations and maintenance activities Sources and types of air emissions salt deposition, increases in humidity and resource dependencies, cultural practices, or air pollutants, both from the operating plant systems and activities that may impact human (electric shock) associated with transmission nonradiological trafficrelated accidents for precipitation (including snowfall), potential Occupational health risks plant to EJ populations of interest local weather modification from cloud dependent on subsistence resources subsistence behaviors affecting onsite historic properties affecting offsite historic properties and from transmission lines health lines operations and outage workers formation/shadowing, and interactions of USGCRP (2014)1 Climate Change Considerations: plume with other pollutant sources Linked Question EJ1 EJ2 EJ3 H&CR1 H&CR1 M1 AirQ1 AirQ1 NR1 NR2 NR3 NR4 NR5 Ecosystems, Biodiversity, Reduced ecosystem ability to improve water quality & regulate water and Ecosystem Services flows Ecosystems, Biodiversity, Reduced ecosystem ability to buffer impacts from extreme events (fires, and Ecosystem Services floods, storms, etc.)

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

land use to identify & evaluate options for reducing climate change Page 19

Master Table RADIOLOGICAL IMPACTS NONRADIOACTIVE WASTE IMPACTS ACCIDENTS Estimates of dose consequences at the Estimates of the maximum individual radiation Environmental pathways by which humans Mean estimates of sitespecific severe Estimated cost, risk reduction, and value Estimates of the annual occupation radiation Environmental impacts resulting from the can be exposed to radiation (including that Radiological impacts to biota other than accident risks, considering relevant Radiological environmental monitoring proposed exclusion area boundary (EAB) and from gaseous effluents, liquid effluents, and environmental pathways including the air, dose and total collective radiation doses to impact ratios for the selected severe accident direct exposure) from an operating facility.

generation and disposal of nonradioactive ground, food, surface water, and ground Environmental pathways by which nonhuman the lowpopulation zone (LPZ) from postulated dose to workers water. Risk considerations include individual, humans biota can be exposed to radiation (including the population living in the area of interest program for the site mitigation alternatives (SAMAs).

population, economic, and contaminated land waste and mixed waste that from gaseous effluents, liquid effluents, and direct exposure) from an operating design basis accidents (DBAs) area risks.

USGCRP (2014)1 Climate Change Considerations:

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

Ecosystems, Biodiversity, Changing mix of plant and animal life13 X X X and Ecosystem Services Ecosystems, Biodiversity, Shifts in timing of critical biological events14 and Ecosystem Services Ecosystems, Biodiversity, Changes in management goals and practices15 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 Use Effects on climate change vulnerability & regional adaptation & mitigation options from interaction of energy, water & land systems2 Energy, Water & Land Use Dependence of energy systems on land & water supplies influencing development of these systems & options for reducing greenhouse gas emissions Energy, Water & Land Use Use of joint resource management considerations in energy, water, &

land use to identify & evaluate options for reducing climate change Page 20

Master Table TRANSPORTATION OF RAD MATERIALS (6.1.8) BENEFITCOST (10.1)

Estimated benefits of the proposed facility Radiological dose to the population in the during operation, including net electrical generation, production of other commercial region of interest due to transportation of products, expected tax payments, regional Operations costs productivity increases, and technical and radioactive materials USGCRP (2014)1 Climate Change Considerations: nonmonetary benefits.

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

Ecosystems, Biodiversity, Changing mix of plant and animal life13 and Ecosystem Services Ecosystems, Biodiversity, Shifts in timing of critical biological events14 and Ecosystem Services Ecosystems, Biodiversity, Changes in management goals and practices15 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 Use Effects on climate change vulnerability & regional adaptation & mitigation X options from interaction of energy, water & land systems2 Energy, Water & Land Use Dependence of energy systems on land & water supplies influencing X X development of these systems & options for reducing greenhouse gas emissions Energy, Water & Land Use Use of joint resource management considerations in energy, water, & X X land use to identify & evaluate options for reducing climate change Page 21

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

Infrastructure, and other essential infrastructure Vulnerability Urban Systems, Linked disruptions in urban infrastructure systems Infrastructure, and Vulnerability Urban Systems, Influence of social inequalities on urban resident & community climate Infrastructure, and vulnerability & adaptive capacity Vulnerability Urban Systems, Cooperative government & private sector activity in urban adaptation X Infrastructure, and efforts Vulnerability Indigenous Peoples, Land, Native Peoples access to traditional foods and Resources Indigenous Peoples, Land, Ability of Native communities to adapt to decreases in water quality &

and Resources quantity Indigenous Peoples, Land, Impact of declining Alaskan sea ice and Resources Indigenous Peoples, Land, Impact of thawing permafrost on infrastructure & traditional Alaska and Resources Native lifestyles Indigenous Peoples, Land, Relocation of tribal & indigenous communities due to climate impacts, X and Resources especially in coastal locations Land Use and Land Cover Effects of choices about landuse and landcover patterns on ecosystems X Change and human communities Land Use and Land Cover Effects of changes in landuse and landcover patterns on climate Change processes Land Use and Land Cover Influence of landuse decisions made to adapt to the effects of climate X Change change Land Use and Land Cover Effect of land use & land management choices on atmospheric Change greenhouse gas levels Page 22

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

Infrastructure, and other essential infrastructure Vulnerability Urban Systems, Linked disruptions in urban infrastructure systems Infrastructure, and Vulnerability Urban Systems, Influence of social inequalities on urban resident & community climate Infrastructure, and vulnerability & adaptive capacity Vulnerability Urban Systems, Cooperative government & private sector activity in urban adaptation Infrastructure, and efforts Vulnerability Indigenous Peoples, Land, Native Peoples access to traditional foods and Resources Indigenous Peoples, Land, Ability of Native communities to adapt to decreases in water quality &

and Resources quantity Indigenous Peoples, Land, Impact of declining Alaskan sea ice and Resources Indigenous Peoples, Land, Impact of thawing permafrost on infrastructure & traditional Alaska and Resources Native lifestyles Indigenous Peoples, Land, Relocation of tribal & indigenous communities due to climate impacts, and Resources especially in coastal locations Land Use and Land Cover Effects of choices about landuse and landcover patterns on ecosystems Change and human communities Land Use and Land Cover Effects of changes in landuse and landcover patterns on climate Change processes Land Use and Land Cover Influence of landuse decisions made to adapt to the effects of climate Change change Land Use and Land Cover Effect of land use & land management choices on atmospheric Change greenhouse gas levels Page 23

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

Infrastructure, and other essential infrastructure Vulnerability Urban Systems, Linked disruptions in urban infrastructure systems Infrastructure, and Vulnerability Urban Systems, Influence of social inequalities on urban resident & community climate Infrastructure, and vulnerability & adaptive capacity Vulnerability Urban Systems, Cooperative government & private sector activity in urban adaptation Infrastructure, and efforts Vulnerability Indigenous Peoples, Land, Native Peoples access to traditional foods and Resources Indigenous Peoples, Land, Ability of Native communities to adapt to decreases in water quality &

and Resources quantity Indigenous Peoples, Land, Impact of declining Alaskan sea ice and Resources Indigenous Peoples, Land, Impact of thawing permafrost on infrastructure & traditional Alaska and Resources Native lifestyles Indigenous Peoples, Land, Relocation of tribal & indigenous communities due to climate impacts, and Resources especially in coastal locations Land Use and Land Cover Effects of choices about landuse and landcover patterns on ecosystems Change and human communities Land Use and Land Cover Effects of changes in landuse and landcover patterns on climate Change processes Land Use and Land Cover Influence of landuse decisions made to adapt to the effects of climate Change change Land Use and Land Cover Effect of land use & land management choices on atmospheric Change greenhouse gas levels Page 24

Master Table SOCIOECONOMICS Expected residency patterns during operations Impacts of plant activities to visual resources Impacts of plant activities on local buildings Trafficrelated impacts of the site operations Impacts of plant activities to local recreation Impacts of plant activities on firstresponder Expected mitigation actions (traffic, schools, Workforce impacts, including local vs. in Impact of plant activities on public schools Combined impacts of site employment for Impact of plant activities on local housing Employment, income and output impacts Tax revenue impacts attributable to plant Impacts of plant activities on local migrating geographic origin of workers and sites with an operating station transportation infrastructure and facilities resources workforce and deliveries resources agencies community services) attributable to plant activities activities outage impacts 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, & X X Infrastructure, and other essential infrastructure Vulnerability Urban Systems, Linked disruptions in urban infrastructure systems Infrastructure, and Vulnerability Urban Systems, Influence of social inequalities on urban resident & community climate Infrastructure, and vulnerability & adaptive capacity Vulnerability Urban Systems, Cooperative government & private sector activity in urban adaptation X Infrastructure, and efforts Vulnerability Indigenous Peoples, Land, Native Peoples access to traditional foods and Resources Indigenous Peoples, Land, Ability of Native communities to adapt to decreases in water quality &

and Resources quantity Indigenous Peoples, Land, Impact of declining Alaskan sea ice and Resources Indigenous Peoples, Land, Impact of thawing permafrost on infrastructure & traditional Alaska and Resources Native lifestyles Indigenous Peoples, Land, Relocation of tribal & indigenous communities due to climate impacts, X X X X and Resources especially in coastal locations Land Use and Land Cover Effects of choices about landuse and landcover patterns on ecosystems X Change and human communities Land Use and Land Cover Effects of changes in landuse and landcover patterns on climate Change processes Land Use and Land Cover Influence of landuse decisions made to adapt to the effects of climate X X Change change Land Use and Land Cover Effect of land use & land management choices on atmospheric Change greenhouse gas levels Page 25

Master Table HISTORIC AND CULTURAL ENVIRONMENTAL JUSTICE RESOURCES METEOROLOGY AIR QUALITY NONRADIOLOGICAL HEALTH Disproportionate human health impacts of the Presence of etiological agents from operations Cooling system impacts, including plume Effect of plant activities on established Estimates of annual air emissions for criteria Acute effects of electromagnetic fields Potential health impacts related to Noise impacts associated with operations Existence of communities exceptionally lengths, additional hours of fogging and icing, Operations and maintenance activities Operations and maintenance activities Sources and types of air emissions salt deposition, increases in humidity and resource dependencies, cultural practices, or air pollutants, both from the operating plant systems and activities that may impact human (electric shock) associated with transmission nonradiological trafficrelated accidents for precipitation (including snowfall), potential Occupational health risks plant to EJ populations of interest local weather modification from cloud dependent on subsistence resources subsistence behaviors affecting onsite historic properties affecting offsite historic properties and from transmission lines health lines operations and outage workers formation/shadowing, and interactions of USGCRP (2014)1 Climate Change Considerations: plume with other pollutant sources 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, & X Infrastructure, and other essential 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 X Infrastructure, and vulnerability & adaptive capacity Vulnerability Urban Systems, Cooperative government & private sector activity in urban adaptation Infrastructure, and efforts Vulnerability Indigenous Peoples, Land, Native Peoples access to traditional foods X X X and Resources Indigenous Peoples, Land, Ability of Native communities to adapt to decreases in water quality & X X X X and Resources quantity Indigenous Peoples, Land, Impact of declining Alaskan sea ice X X X and Resources Indigenous Peoples, Land, Impact of thawing permafrost on infrastructure & traditional Alaska X X X and Resources Native lifestyles Indigenous Peoples, Land, Relocation of tribal & indigenous communities due to climate impacts, X X X X and Resources especially in coastal locations Land Use and Land Cover Effects of choices about landuse and landcover patterns on ecosystems Change and human communities Land Use and Land Cover Effects of changes in landuse and landcover patterns on climate Change processes Land Use and Land Cover Influence of landuse decisions made to adapt to the effects of climate X X Change change Land Use and Land Cover Effect of land use & land management choices on atmospheric Change greenhouse gas levels Page 26

Master Table RADIOLOGICAL IMPACTS NONRADIOACTIVE WASTE IMPACTS ACCIDENTS Estimates of dose consequences at the Estimates of the maximum individual radiation Environmental pathways by which humans Mean estimates of sitespecific severe Estimated cost, risk reduction, and value Estimates of the annual occupation radiation Environmental impacts resulting from the can be exposed to radiation (including that Radiological impacts to biota other than accident risks, considering relevant Radiological environmental monitoring proposed exclusion area boundary (EAB) and from gaseous effluents, liquid effluents, and environmental pathways including the air, dose and total collective radiation doses to impact ratios for the selected severe accident direct exposure) from an operating facility.

generation and disposal of nonradioactive ground, food, surface water, and ground Environmental pathways by which nonhuman the lowpopulation zone (LPZ) from postulated dose to workers water. Risk considerations include individual, humans biota can be exposed to radiation (including the population living in the area of interest program for the site mitigation alternatives (SAMAs).

population, economic, and contaminated land waste and mixed waste that from gaseous effluents, liquid effluents, and direct exposure) from an operating design basis accidents (DBAs) 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, &

Infrastructure, and other essential infrastructure Vulnerability Urban Systems, Linked disruptions in urban infrastructure systems Infrastructure, and Vulnerability Urban Systems, Influence of social inequalities on urban resident & community climate Infrastructure, and vulnerability & adaptive capacity Vulnerability Urban Systems, Cooperative government & private sector activity in urban adaptation Infrastructure, and efforts Vulnerability Indigenous Peoples, Land, Native Peoples access to traditional foods X X X X X and Resources Indigenous Peoples, Land, Ability of Native communities to adapt to decreases in water quality &

and Resources quantity Indigenous Peoples, Land, Impact of declining Alaskan sea ice and Resources Indigenous Peoples, Land, Impact of thawing permafrost on infrastructure & traditional Alaska and Resources Native lifestyles Indigenous Peoples, Land, Relocation of tribal & indigenous communities due to climate impacts, and Resources especially in coastal locations Land Use and Land Cover Effects of choices about landuse and landcover patterns on ecosystems X X X Change and human communities Land Use and Land Cover Effects of changes in landuse and landcover patterns on climate X Change processes Land Use and Land Cover Influence of landuse decisions made to adapt to the effects of climate X Change change Land Use and Land Cover Effect of land use & land management choices on atmospheric Change greenhouse gas levels Page 27

Master Table TRANSPORTATION OF RAD MATERIALS (6.1.8) BENEFITCOST (10.1)

Estimated benefits of the proposed facility Radiological dose to the population in the during operation, including net electrical generation, production of other commercial region of interest due to transportation of products, expected tax payments, regional Operations costs productivity increases, and technical and radioactive materials USGCRP (2014)1 Climate Change Considerations: nonmonetary benefits.

Linked Question T1 BC1 BC2 Urban Systems, Climate change impacts on urban water, energy supply, transportation, &

Infrastructure, and other essential infrastructure Vulnerability Urban Systems, Linked disruptions in urban infrastructure systems Infrastructure, and Vulnerability Urban Systems, Influence of social inequalities on urban resident & community climate Infrastructure, and vulnerability & adaptive capacity Vulnerability Urban Systems, Cooperative government & private sector activity in urban adaptation Infrastructure, and efforts Vulnerability Indigenous Peoples, Land, Native Peoples access to traditional foods and Resources Indigenous Peoples, Land, Ability of Native communities to adapt to decreases in water quality &

and Resources quantity Indigenous Peoples, Land, Impact of declining Alaskan sea ice and Resources Indigenous Peoples, Land, Impact of thawing permafrost on infrastructure & traditional Alaska and Resources Native lifestyles Indigenous Peoples, Land, Relocation of tribal & indigenous communities due to climate impacts, and Resources especially in coastal locations Land Use and Land Cover Effects of choices about landuse and landcover patterns on ecosystems Change and human communities Land Use and Land Cover Effects of changes in landuse and landcover patterns on climate Change processes Land Use and Land Cover Influence of landuse decisions made to adapt to the effects of climate X Change change Land Use and Land Cover Effect of land use & land management choices on atmospheric Change greenhouse gas levels Page 28

Biogeochemical Cycles Rural Communities Rural Communities Rural Communities Biogeochemical Cycles Biogeochemical Cycles Limited capacity of rural governments to respond to climate change USGCRP (2014)1 Climate Change Considerations:

impacts20 Linked Question Alterations in biogeochemical cycles21 Effect of natural land sinks on carbon, nitrogen, phosphorus, and other Increased impacts of climate change on rural communities and rural biogeochemical cycles economic activities18 Increased vulnerability of biodiversity, food security, human health, and water quality due to altered biogeochemical cycles and climate change Unique vulnerabilities of rural communities to climate change impacts19 L1 Onsite and offsite land disturbance activities Onsite and offsite land use classification L2 conversions resulting from land disturbance activities X

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

Biogeochemical Cycles Rural Communities Rural Communities Rural Communities Biogeochemical Cycles Biogeochemical Cycles Limited capacity of rural governments to respond to climate change USGCRP (2014)1 Climate Change Considerations:

impacts20 Linked Question Alterations in biogeochemical cycles21 Effect of natural land sinks on carbon, nitrogen, phosphorus, and other Increased impacts of climate change on rural communities and rural biogeochemical cycles economic activities18 Increased vulnerability of biodiversity, food security, human health, and water quality due to altered biogeochemical cycles and climate change Unique vulnerabilities of rural communities to climate change impacts19 Effect of facility and landscape maintenance TW1 on terrestrial habitats Effect of drift from cooling towers, TW2 evaporation ponds, or other operating facilities on terrestrial species and habitats Effect of station water features (including cooling ponds and evaporation ponds) on TW3 adjoining wetlands and other terrestrial habitats Effect of using groundwater and/or surface Page 30 TW3 water on terrestrial habitats Master Table Effect of operational noise on terrestrial TW1 wildlife and their habitats Effect of traffic induced by station operations TW1 on wildlife TERRESTRIAL AND WETLAND ECOLOGY Potential injury to birds and bats colliding with TW4 tall structures Possible effects on terrestrial wildlife from TW4 electromagnetic radiation, electric tranmission lines, and other electrical facilities Coordination with other agencies regarding TW5 potential impacts to terrestrial biota X

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

Biogeochemical Cycles Rural Communities Rural Communities Rural Communities Biogeochemical Cycles Biogeochemical Cycles Limited capacity of rural governments to respond to climate change USGCRP (2014)1 Climate Change Considerations:

impacts20 Linked Question Alterations in biogeochemical cycles21 Effect of natural land sinks on carbon, nitrogen, phosphorus, and other Increased impacts of climate change on rural communities and rural biogeochemical cycles economic activities18 Increased vulnerability of biodiversity, food security, human health, and water quality due to altered biogeochemical cycles and climate change Unique vulnerabilities of rural communities to climate change impacts19 X

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

Biogeochemical Cycles Rural Communities Rural Communities Rural Communities Biogeochemical Cycles Biogeochemical Cycles Limited capacity of rural governments to respond to climate change USGCRP (2014)1 Climate Change Considerations:

impacts20 Linked Question Alterations in biogeochemical cycles21 Effect of natural land sinks on carbon, nitrogen, phosphorus, and other Increased impacts of climate change on rural communities and rural biogeochemical cycles economic activities18 Increased vulnerability of biodiversity, food security, human health, and water quality due to altered biogeochemical cycles and climate change Unique vulnerabilities of rural communities to climate change impacts19 Workforce impacts, including local vs. in S1 migrating geographic origin of workers and outage impacts X

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

Impacts of plant activities on local S2 Page 32 transportation infrastructure Master Table Impacts of plant activities on local buildings S1 and facilities S3 Impacts of plant activities to visual resources X

Impact of plant activities on local housing S1 resources X

Impact of plant activities on public schools SOCIOECONOMICS S1 X

Trafficrelated impacts of the site operations S2 workforce and deliveries X

Impacts of plant activities to local recreation S1 resources X

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

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

Biogeochemical Cycles Rural Communities Rural Communities Rural Communities Biogeochemical Cycles Biogeochemical Cycles Limited capacity of rural governments to respond to climate change USGCRP (2014)1 Climate Change Considerations:

impacts20 Linked Question Alterations in biogeochemical cycles21 Effect of natural land sinks on carbon, nitrogen, phosphorus, and other Increased impacts of climate change on rural communities and rural biogeochemical cycles economic activities18 Increased vulnerability of biodiversity, food security, human health, and water quality due to altered biogeochemical cycles and climate change Unique vulnerabilities of rural communities to climate change impacts19 Existence of communities exceptionally EJ1 dependent on subsistence resources Disproportionate human health impacts of the EJ2 plant to EJ populations of interest X

Effect of plant activities on established ENVIRONMENTAL JUSTICE EJ3 resource dependencies, cultural practices, or subsistence behaviors Operations and maintenance activities Page 33 H&CR1 affecting onsite historic properties Master Table HISTORIC AND CULTURAL Operations and maintenance activities H&CR1 affecting offsite historic properties RESOURCES Cooling system impacts, including plume lengths, additional hours of fogging and icing, salt deposition, increases in humidity and M1 precipitation (including snowfall), potential local weather modification from cloud METEOROLOGY formation/shadowing, and interactions of plume with other pollutant sources AirQ1 Sources and types of air emissions Estimates of annual air emissions for criteria AIR QUALITY AirQ1 air pollutants, both from the operating plant and from transmission lines X Presence of etiological agents from operations NR1 systems and activities that may impact human health NR2 Noise impacts associated with operations Acute effects of electromagnetic fields NR3 (electric shock) associated with transmission lines Occupational health risks NONRADIOLOGICAL HEALTH NR4 Potential health impacts related to NR5 nonradiological trafficrelated accidents for operations and outage workers

Biogeochemical Cycles Rural Communities Rural Communities Rural Communities Biogeochemical Cycles Biogeochemical Cycles Limited capacity of rural governments to respond to climate change USGCRP (2014)1 Climate Change Considerations:

impacts20 Linked Question Alterations in biogeochemical cycles21 Effect of natural land sinks on carbon, nitrogen, phosphorus, and other Increased impacts of climate change on rural communities and rural biogeochemical cycles economic activities18 Increased vulnerability of biodiversity, food security, human health, and water quality due to altered biogeochemical cycles and climate change Unique vulnerabilities of rural communities to climate change impacts19 Environmental pathways by which humans can be exposed to radiation (including that R1 from gaseous effluents, liquid effluents, and direct exposure) from an operating facility.

Environmental pathways by which nonhuman biota can be exposed to radiation (including R2 that from gaseous effluents, liquid effluents, and direct exposure) from an operating Estimates of the maximum individual radiation R3 dose and total collective radiation doses to the population living in the area of interest Estimates of the annual occupation radiation R3 dose to workers RADIOLOGICAL IMPACTS Page 34 Master Table Radiological impacts to biota other than R4 humans Radiological environmental monitoring R5 program for the site Environmental impacts resulting from the NRW1 generation and disposal of nonradioactive waste and mixed waste NONRADIOACTIVE WASTE IMPACTS Estimates of dose consequences at the proposed exclusion area boundary (EAB) and ACC1 the lowpopulation zone (LPZ) from postulated design basis accidents (DBAs)

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

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

Master Table TRANSPORTATION OF RAD MATERIALS (6.1.8) BENEFITCOST (10.1)

Estimated benefits of the proposed facility Radiological dose to the population in the during operation, including net electrical generation, production of other commercial region of interest due to transportation of products, expected tax payments, regional Operations costs productivity increases, and technical and radioactive materials USGCRP (2014)1 Climate Change Considerations: nonmonetary benefits.

Linked Question T1 BC1 BC2 Rural Communities Increased impacts of climate change on rural communities and rural economic activities18 Rural Communities Unique vulnerabilities of rural communities to climate change impacts19 Rural Communities Limited capacity of rural governments to respond to climate change X impacts20 Biogeochemical Cycles Alterations in biogeochemical cycles21 Biogeochemical Cycles Effect of natural land sinks on carbon, nitrogen, phosphorus, and other biogeochemical cycles Biogeochemical Cycles Increased vulnerability of biodiversity, food security, human health, and water quality due to altered biogeochemical cycles and climate change Page 35

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