Owner · Company
Constellation Nuclear
Constellation Nuclear is linked to 15 power plants in the United States: it owns 15 (6,871 MW net) and operates 12.
Portfolio
The 15 assets and rights Constellation Nuclear owns, operates or holds, by class, with its role in each. Sizes are the whole asset's; net figures are its recorded share of each, added up over the assets with a share.
- Power plants15 · 6,871 MW net (6 with a share)
Power plants 15 · 6,871 MW net (6 with a share)
| Power plant | Location | Role | Capacity, whole asset | Net of its share |
|---|---|---|---|---|
| Peach Bottom | Pennsylvania, United States | Operator, Owner 50% | 2,876 MW | 1,438 MW |
| South Texas Project | Texas, United States | Owner 44% | 2,709 MW | 1,192 MW |
| Braidwood Generation Station | Illinois, United States | Operator, Owner | 2,450 MW | — |
| Byron Generating Station | Illinois, United States | Operator, Owner | 2,450 MW | — |
| PSEG Salem Generating Station | New Jersey, United States | Owner 42.6% | 2,382 MW | 1,015 MW |
| LaSalle Generating Station | Illinois, United States | Operator, Owner | 2,340 MW | — |
| Limerick | Pennsylvania, United States | Operator, Owner | 2,277 MW | — |
| Dresden Generating Station | Illinois, United States | Operator, Owner | 2,019 MW | — |
| Quad Cities Generating Station | Illinois, United States | Operator, Owner 75% | 2,019 MW | 1,514 MW |
| Nine Mile Point Nuclear Station | New York, United States | Operator, Owner 88.1% | 1,901 MW | 1,675 MW |
| Calvert Cliffs Nuclear Power Plant | Maryland, United States | Operator, Owner | 1,850 MW | — |
| Clinton Power Station | Illinois, United States | Operator, Owner | 1,138 MW | — |
| James A Fitzpatrick | New York, United States | Operator, Owner | 883 MW | — |
| William F Wyman Hybrid | Maine, United States | Owner 4.3% | 863 MW | 37.1 MW |
| R E Ginna Nuclear Power Plant | New York, United States | Operator, Owner | 614 MW | — |
By country
Where the assets and rights are.
- The United States15 power plants
Partners and counterparties
Owners, operators and grid operators on the same assets.
- Austin Energy1 shared
- City of San Antonio - (TX)1 shared
- FPL Energy Wyman LLC1 shared
- Green Mountain Power Corp1 shared
- Long Island Power Authority1 shared
- Massachusetts Mun Wholes Electric Co1 shared
- MidAmerican Energy Co1 shared
- PSEG Nuclear LLC1 shared
- Public Service Co of NH1 shared
- Public Service Elec & Gas Co1 shared
- STP Nuclear Operating Co1 shared
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- Source: U.S. Energy Information Administration (Sep 2026). EIA-860 / 860M / 923, Public domain.