Registry, engineering, and operating metrics shown on a consistent EIA basis.
| Metric | Brunswick County Power Station Brunswick County | Hanging Rock Energy Facility Lawrence County |
|---|---|---|
| Capacity | 1,472.2 MW | 1,429.8 MW |
| Technology | Natural Gas Fired Combined Cycle | Natural Gas Fired Combined Cycle |
| Operator | Virginia Electric & Power Co | Dynegy Hanging Rock Energy Facility |
| Operating units | 4 | 6 |
| Latest 12-month generation | 9.70 TWh | 10.26 TWh |
| Latest complete-year capacity factor | 75.1% (2025) | 81.5% (2025) |
| National technology rank | #19 of 538 | #27 of 538 |
| Latest EIA report | 2026-04 | 2026-04 |
Generation comes from EIA-923. Capacity, unit counts, technology, and reporting relationships come from EIA-860. Incomplete reporting years are excluded from capacity-factor comparisons.