Registry, engineering, and operating metrics shown on a consistent EIA basis.
| Metric | Comanche Peak | Wolf Hollow II |
|---|---|---|
| Capacity | 2,430 MW | 1,231.2 MW |
| Technology | Nuclear | Natural Gas Fired Combined Cycle |
| Operator | Luminant Generation Company LLC | Constellation Power, Inc |
| Operating units | 2 | 3 |
| Latest 12-month generation | 20.02 TWh | 5.02 TWh |
| Latest complete-year capacity factor | 93.2% (2025) | 50.4% (2025) |
| National technology rank | #13 of 54 | #53 of 538 |
| Latest EIA report | 2026-06 | 2026-06 |