The Largest Nuclear Power Plants in the US

PlantCity/CountyStatePrimary Fuel TypeMWh GeneratedCO2 EmissionsRank EmissionsCO2 Emissions/MWhRant Emissions/MWhClosing Date
Monroe County MI Nuclear9,588,132MWh11
Rockingham County NH Nuclear9,537,719MWh11
PSEG Hope Creek Generating StationPSEG (100.00%)
Salem County NJ Nuclear9,185,738MWh11
Coffey County KS Nuclear9,005,805MWh11
Clinton Power StationExelon Corporation (100.00%)
De Witt County IL Nuclear8,911,962MWh11
Red Wing MN Nuclear8,897,888MWh11
Columbia Generating StationEnergy Northwest (100.00%)
Benton County WA Nuclear8,528,743MWh11
Wake County NC Nuclear7,910,649MWh11
PerryEnergy Harbor Nuclear Generation LLC (100.00%)
North Perry OH Nuclear7,793,609MWh11
Davis BesseEnergy Harbor Nuclear Generation LLC (100.00%)
Ottawa County OH Nuclear7,665,041MWh11
Fairfield County SC Nuclear7,513,827MWh11
James A FitzpatrickExelon Corporation (100.00%)
Oswego County NY Nuclear6,795,907MWh11
Nemaha County NE Nuclear5,786,078MWh11
Darlington County SC Nuclear5,572,452MWh11
West Feliciana Parish LA Nuclear5,068,856MWh11
Monticello Nuclear FacilityNorthern States Power Company (100.00%)
Monticello MN Nuclear4,979,708MWh11
R E Ginna Nuclear Power PlantExelon Corporation (100.00%)
Wayne County NY Nuclear4,712,696MWh11
Maricopa County AZ Nuclear31,524,067MWh11
Limestone County AL Nuclear29,484,945MWh11
Van Buren County MI Nuclear2,730,230MWh116/2022
York County PA Nuclear22,260,805MWh11
Oconee County SC Nuclear22,206,608MWh11
Burke County GA Nuclear21,173,515MWh11
Matagorda County TX Nuclear20,617,749MWh11
Byron Generating StationExelon Corporation (100.00%)
Ogle County IL Nuclear20,013,234MWh11
Luzerne County PA Nuclear19,690,253MWh11
Somervell County TX Nuclear19,562,515MWh11
Rhea County TN Nuclear19,483,289MWh11
PSEG Salem Generating StationExelon Corporation (42.59%)PSEG (57.41%)
Salem County NJ Nuclear19,457,651MWh11
Braidwood Generation StationExelon Corporation (100.00%)
Will County IL Nuclear19,454,230MWh11
LaSalle Generating StationExelon Corporation (100.00%)
LaSalle County IL Nuclear19,289,363MWh11
Mecklenburg County NC Nuclear19,262,805MWh11
Montgomery County PA Nuclear19,163,489MWh11
San Luis Obispo County CA Nuclear18,378,538MWh118/2025
Hamilton County TN Nuclear18,207,542MWh11
Berrien County MI Nuclear18,189,640MWh11
York County SC Nuclear17,852,718MWh11
Hutchinson Island South CDP FL Nuclear15,909,453MWh11
Louisa County VA Nuclear15,677,416MWh11
Brunswick County NC Nuclear15,642,560MWh11
Alex Zdanov
Last Reviewed By: Alex Zdanov
Published: 2023-11-30