Registry, engineering, and operating metrics shown on a consistent EIA basis.
| Metric | Hunterstown Power Plant | Potomac Energy Center, LLC |
|---|---|---|
| Capacity | 898 MW | 812 MW |
| Technology | Natural Gas Fired Combined Cycle | Natural Gas Fired Combined Cycle |
| Operator | Hunterstown Generation, LLC | Potomac Energy Center LLC |
| Operating units | 4 | 3 |
| Latest 12-month generation | 6.18 TWh | 4.75 TWh |
| Latest complete-year capacity factor | 77.4% (2025) | 66.7% (2025) |
| National technology rank | #119 of 538 | #140 of 538 |
| Latest EIA report | 2026-04 | 2026-04 |