Registry, engineering, and operating metrics shown on a consistent EIA basis.
| Metric | New Castle Plant | Shell Chemical Appalachia LLC |
|---|---|---|
| Capacity | 351.2 MW | 309.8 MW |
| Technology | Natural Gas Steam Turbine, Petroleum Liquids | Natural Gas Fired Combined Cycle |
| Operator | New Castle Power, LLC | Shell Chemical Appalachia LLC |
| Operating units | 5 | 5 |
| Latest 12-month generation | 695.9 GWh | 1.60 TWh |
| Latest complete-year capacity factor | 22.6% (2024) | 57.6% (2025) |
| National technology rank | #75 of 257 | #357 of 538 |
| Latest EIA report | 2024-12 | 2026-04 |