Registry, engineering, and operating metrics shown on a consistent EIA basis.
| Metric | Tenaska Westmoreland Generating Station | Trumbull Energy Center |
|---|---|---|
| Capacity | 1,134 MW | 977.4 MW |
| Technology | Natural Gas Fired Combined Cycle | Natural Gas Fired Combined Cycle |
| Operator | Tenaska Pennsylvania Partners, LLC | Clean Energy Future - Trumbull, LLC. |
| Operating units | 3 | 3 |
| Latest 12-month generation | 6.66 TWh | 299.8 GWh |
| Latest complete-year capacity factor | 63.4% (2025) | — |
| National technology rank | #73 of 538 | #98 of 538 |
| Latest EIA report | 2026-04 | 2026-04 |