Nuclear Power Plants In the US

The Largest Nuclear Power Plants in the US

PlantCity/CountyStatePrimary Fuel TypeMWh GeneratedCO2 EmissionsRank EmissionsCO2 Emissions/MWhRant Emissions/MWhClosing Date
PSEG Hope Creek Generating StationPSEG (100.00%)
Salem County NJ Nuclear9,999,206MWh↑11
Point Beach Nuclear PlantNextEra Energy (100.00%)
Manitowoc County WI Nuclear9,789,048MWh↓11
Callaway County MO Nuclear9,720,915MWh↑11
Monroe County MI Nuclear9,646,156MWh↑11
Rockingham County NH Nuclear9,632,954MWh↓11
Clinton Power StationExelon Corporation (100.00%)
De Witt County IL Nuclear9,550,312MWh↑11
Columbia Generating StationEnergy Northwest (100.00%)
Benton County WA Nuclear9,253,589MWh↑11
PerryEnergy Harbor Nuclear Generation LLC (100.00%)
North Perry OH Nuclear8,926,411MWh↓11
Wake County NC Nuclear8,239,552MWh↑11
Taft CDP LA Nuclear8,094,277MWh↑11
Davis BesseEnergy Harbor Nuclear Generation LLC (100.00%)
Ottawa County OH Nuclear7,950,452MWh↑11
Red Wing MN Nuclear7,543,427MWh↑11
Fairfield County SC Nuclear7,325,852MWh↓11
West Feliciana Parish LA Nuclear7,134,112MWh↑11
James A FitzpatrickExelon Corporation (100.00%)
Oswego County NY Nuclear6,777,659MWh↓11
Darlington County SC Nuclear6,164,895MWh↓11
Nemaha County NE Nuclear6,071,253MWh↓11
Monticello Nuclear FacilityNorthern States Power Company (100.00%)
Monticello MN Nuclear5,331,905MWh↑11
R E Ginna Nuclear Power PlantExelon Corporation (100.00%)
Wayne County NY Nuclear4,783,367MWh↓11
Burke County GA Nuclear35,260,129MWh↑11
Maricopa County AZ Nuclear32,033,629MWh↑11
Limestone County AL Nuclear28,790,538MWh↓11
York County PA Nuclear21,873,642MWh↓11
Oconee County SC Nuclear21,681,146MWh↓11
Matagorda County TX Nuclear20,660,678MWh↓11
Braidwood Generation StationExelon Corporation (100.00%)
Will County IL Nuclear20,031,205MWh↑11
Montgomery County PA Nuclear19,892,562MWh↑11
Luzerne County PA Nuclear19,807,272MWh↑11
LaSalle Generating StationExelon Corporation (100.00%)
LaSalle County IL Nuclear19,567,909MWh↑11
Somervell County TX Nuclear19,388,459MWh↑11
Mecklenburg County NC Nuclear19,326,146MWh↓11
Byron Generating StationExelon Corporation (100.00%)
Ogle County IL Nuclear19,230,830MWh↓11
York County SC Nuclear19,200,115MWh↑11
San Luis Obispo County CA Nuclear18,406,141MWh↑11
Berrien County MI Nuclear18,158,220MWh↑11
PSEG Salem Generating StationExelon Corporation (42.59%)PSEG (57.41%)
Salem County NJ Nuclear17,987,146MWh↓11
New London County CT Nuclear16,516,587MWh↑11
Louisa County VA Nuclear16,033,642MWh↑11
Oswego County NY Nuclear15,746,040MWh↑11
Hutchinson Island South CDP FL Nuclear15,659,871MWh↓11
Matt Hope
Last Reviewed By: Matt Hope
Published: 2025-07-29