Registry, engineering, and operating metrics shown on a consistent EIA basis.
| Metric | Los Esteros Critical Energy Center | Metcalf Energy Center |
|---|---|---|
| Capacity | 306.1 MW | 635 MW |
| Technology | Natural Gas Fired Combined Cycle | Natural Gas Fired Combined Cycle |
| Operator | Los Esteros Critical Energy Facility LLC | Calpine Corp - Metcalf Energy Center |
| Operating units | 5 | 3 |
| Latest 12-month generation | 162.2 GWh | 1.85 TWh |
| Latest complete-year capacity factor | 5.8% (2025) | 42.0% (2025) |
| National technology rank | #359 of 538 | #221 of 538 |
| Latest EIA report | 2026-04 | 2026-04 |