Registry, engineering, and operating metrics shown on a consistent EIA basis.
| Metric | Robert Moses Niagara | Blenheim Gilboa |
|---|---|---|
| Capacity | 2,429.1 MW | 1,000 MW |
| Technology | Conventional Hydroelectric | Hydroelectric Pumped Storage |
| Operator | New York Power Authority | New York Power Authority |
| Operating units | 13 | 4 |
| Latest 12-month generation | 14.10 TWh | 560.0 GWh |
| Latest complete-year capacity factor | 67.3% (2025) | — |
| National technology rank | #2 of 1,349 | #9 of 39 |
| Latest EIA report | 2026-06 | 2026-06 |