Registry, engineering, and operating metrics shown on a consistent EIA basis.
| Metric | Ingleside Cogeneration | Frontera Energy Center |
|---|---|---|
| Capacity | 517 MW | 529 MW |
| Technology | Natural Gas Fired Combined Cycle | Natural Gas Fired Combined Cycle |
| Operator | Ingleside Cogeneration LP | Frontera Generation Limited Partnership |
| Operating units | 3 | 3 |
| Latest 12-month generation | 3.11 TWh | 1.91 TWh |
| Latest complete-year capacity factor | 63.3% (2025) | 42.3% (2025) |
| National technology rank | #307 of 538 | #300 of 538 |
| Latest EIA report | 2026-06 | 2026-06 |