Registry, engineering, and operating metrics shown on a consistent EIA basis.
| Metric | James A Fitzpatrick | R E Ginna Nuclear Power Plant |
|---|---|---|
| Capacity | 883.3 MW | 614 MW |
| Technology | Nuclear | Nuclear |
| Operator | Constellation Nuclear | Constellation Nuclear |
| Operating units | 1 | 1 |
| Latest 12-month generation | 7.37 TWh | 4.71 TWh |
| Latest complete-year capacity factor | 95.8% (2025) | 93.6% (2025) |
| National technology rank | #50 of 54 | #54 of 54 |
| Latest EIA report | 2026-06 | 2026-06 |