Registry, engineering, and operating metrics shown on a consistent EIA basis.
| Metric | Holtsville | Shoreham |
|---|---|---|
| Capacity | 567 MW | 71.5 MW |
| Technology | Petroleum Liquids | Petroleum Liquids |
| Operator | National Grid Generation LLC | National Grid Generation LLC |
| Operating units | 10 | 2 |
| Latest 12-month generation | 21.3 GWh | 353 MWh |
| Latest complete-year capacity factor | 0.4% (2024) | 0.1% (2024) |
| National technology rank | #7 of 705 | #72 of 705 |
| Latest EIA report | 2024-12 | 2024-12 |