Registry, engineering, and operating metrics shown on a consistent EIA basis.
| Metric | FirstEnergy Harrison Power Station | Conemaugh |
|---|---|---|
| 2,052 MW | 1,951 MW | |
| Conventional Steam Coal | Conventional Steam Coal | |
| Monongahela Power Co | KeyCon Operating LLC | |
| 3 | 6 | |
| 11.02 TWh | 4.71 TWh | |
| 59.8% (2025) | 22.9% (2025) | |
| #17 of 206 | #18 of 206 | |
| 2026-06 | 2026-06 |