Registry, engineering, and operating metrics shown on a consistent EIA basis.
| Metric | Nine Mile Point Nuclear Station | Sithe Independence Station |
|---|---|---|
| Capacity | 1,901.1 MW | 1,157.8 MW |
| Technology | Nuclear | Natural Gas Fired Combined Cycle |
| Operator | Constellation Nuclear | Sithe/Independence LLC |
| Operating units | 2 | 6 |
| Latest 12-month generation | 15.56 TWh | 6.72 TWh |
| Latest complete-year capacity factor | 95.9% (2025) | 61.1% (2025) |
| National technology rank | #26 of 54 | #69 of 538 |
| Latest EIA report | 2026-06 | 2026-06 |