Registry, engineering, and operating metrics shown on a consistent EIA basis.
| Metric | Metcalf Energy Center | Elk Hills Power LLC |
|---|---|---|
| 635 MW | 623 MW | |
| Natural Gas Fired Combined Cycle | Natural Gas Fired Combined Cycle | |
| Calpine Corp - Metcalf Energy Center | Elk Hills Power LLC | |
| 3 | 3 | |
| 1.88 TWh | 2.73 TWh | |
| 42.0% (2025) | 57.4% (2025) | |
| #221 of 538 | #227 of 538 | |
| 2026-06 | 2026-06 |