Registry, engineering, and operating metrics shown on a consistent EIA basis.
| Metric | Commonwealth Chesapeake | Herbert A Wagner |
|---|---|---|
| 402.5 MW | 773.7 MW | |
| Petroleum Liquids | Petroleum Liquids | |
| Commonwealth Chesapeake Co LLC | H.A. Wagner LLC | |
| 7 | 5 | |
| 92.7 GWh | 346.1 GWh | |
| 1.3% (2025) | 2.8% (2025) | |
| #16 of 705 | #3 of 705 | |
| 2026-06 | 2026-06 |