Registry, engineering, and operating metrics shown on a consistent EIA basis.
| Metric | Marsh Run Generation Facility | Possum Point |
|---|---|---|
| Capacity | 596.7 MW | 709 MW |
| Technology | Natural Gas Fired Combustion Turbine | Natural Gas Fired Combined Cycle, Petroleum Liquids |
| Operator | Old Dominion Electric Coop | Virginia Electric & Power Co |
| Operating units | 3 | 12 |
| Latest 12-month generation | 390.8 GWh | 2.34 TWh |
| Latest complete-year capacity factor | 7.5% (2024) | 45.1% (2025) |
| National technology rank | #65 of 825 | #3 of 705 |
| Latest EIA report | 2024-12 | 2026-04 |