Owner profile

Constellation Nuclear

Part of Constellation Energy

Constellation Nuclear owns or operates 14 generating facilities commissioned between 1969 and 1988, with a combined nameplate capacity of 24.35 GW. The largest share of capacity is nuclear (100%), spread across 5 states.

Ownership reflects the utility or operator reported to EIA (Form EIA-860); equity ownership of individual facilities may differ.

14
Plants
24.35 GW
Total capacity
5
States
2.88 GW
Largest: Peach Bottom

Capacity mix

Nuclear 100.0%

By state

Operating plants

PlantFuelStateOwnerCapacity
Peach BottomNuclearPennsylvaniaConstellation Nuclear2.88 GW
Braidwood Generation StationNuclearIllinoisConstellation Nuclear2.45 GW
Byron Generating StationNuclearIllinoisConstellation Nuclear2.45 GW
LaSalle Generating StationNuclearIllinoisConstellation Nuclear2.34 GW
LimerickNuclearPennsylvaniaConstellation Nuclear2.28 GW
Dresden Generating StationNuclearIllinoisConstellation Nuclear2.02 GW
Quad Cities Generating StationNuclearIllinoisConstellation Nuclear2.02 GW
Nine Mile Point Nuclear StationNuclearNew YorkConstellation Nuclear1.90 GW
Calvert Cliffs Nuclear Power PlantNuclearMarylandConstellation Nuclear1.85 GW
Clinton Power StationNuclearIllinoisConstellation Nuclear1.14 GW
Crane Clean Energy CenterNuclearPennsylvaniaConstellation Nuclear980.8 MW
James A FitzpatrickNuclearNew YorkConstellation Nuclear883.3 MW
R E Ginna Nuclear Power PlantNuclearNew YorkConstellation Nuclear614 MW
Retired plants (1)
PlantFuelStateOwnerCapacity
Oyster Creekretired 2018NuclearNew JerseyConstellation Nuclear550 MW