Registry, engineering, and operating metrics shown on a consistent EIA basis.
| Metric | Vienna Operations | Rosemary Power Station |
|---|---|---|
| Capacity | 180.6 MW | 180 MW |
| Technology | Petroleum Liquids | Petroleum Liquids |
| Operator | NRG Vienna Operations Inc | Virginia Electric & Power Co |
| Operating units | 2 | 3 |
| Latest 12-month generation | 4.6 GWh | 15.5 GWh |
| Latest complete-year capacity factor | 0.3% (2024) | 1.0% (2024) |
| National technology rank | #34 of 705 | #35 of 705 |
| Latest EIA report | 2024-12 | 2024-12 |