Registry, engineering, and operating metrics shown on a consistent EIA basis.
| Metric | Caithness Long Island Energy Center | Narrows Gas Turbines Generating |
|---|---|---|
| Capacity | 348.9 MW | 308 MW |
| Technology | Natural Gas Fired Combined Cycle | Natural Gas Fired Combustion Turbine |
| Operator | Caithness Long Island, LLC | U S Power Generating Company LLC |
| Operating units | 2 | 16 |
| Latest 12-month generation | 2.27 TWh | 39.6 GWh |
| Latest complete-year capacity factor | 78.1% (2025) | 1.5% (2024) |
| National technology rank | #339 of 538 | #154 of 825 |
| Latest EIA report | 2026-06 | 2024-12 |