Registry, engineering, and operating metrics shown on a consistent EIA basis.
| Metric | Rolling Hills Generating | Washington Energy Facility |
|---|---|---|
| 977.5 MW | 714.9 MW | |
| Natural Gas Fired Combustion Turbine | Natural Gas Fired Combined Cycle | |
| Rolling Hills Generating LLC | Dynegy Washington Energy Facility | |
| 5 | 3 | |
| 2.20 TWh | 4.80 TWh | |
| 25.6% (2024) | 56.0% (2025) | |
| #16 of 825 | #170 of 538 | |
| 2024-12 | 2026-06 |