Registry, engineering, and operating metrics shown on a consistent EIA basis.
| Metric | Calvert Cliffs Nuclear Power Plant | Beaver Valley |
|---|---|---|
| 1,850.4 MW | 1,846.8 MW | |
| Nuclear | Nuclear | |
| Constellation Nuclear | Energy Harbor Nuclear Generation LLC | |
| 2 | 2 | |
| 14.93 TWh | 14.52 TWh | |
| 91.3% (2025) | 93.2% (2025) | |
| #27 of 54 | #29 of 54 | |
| 2026-06 | 2026-06 |