Registry, engineering, and operating metrics shown on a consistent EIA basis.
| Metric | Handley | Wolf Hollow II |
|---|---|---|
| Capacity | 1,314.8 MW | 1,231.2 MW |
| Technology | Natural Gas Steam Turbine | Natural Gas Fired Combined Cycle |
| Operator | Constellation Power, Inc | Constellation Power, Inc |
| Operating units | 5 | 3 |
| Latest 12-month generation | 864.9 GWh | 5.02 TWh |
| Latest complete-year capacity factor | 7.8% (2025) | 50.4% (2025) |
| National technology rank | #12 of 257 | #53 of 538 |
| Latest EIA report | 2026-06 | 2026-06 |