Registry, engineering, and operating metrics shown on a consistent EIA basis.
| Metric | Tenaska Frontier Generation Station | Freestone Energy Center |
|---|---|---|
| 939.7 MW | 1,036 MW | |
| Natural Gas Fired Combined Cycle | Natural Gas Fired Combined Cycle | |
| Tenaska Frontier Partners Ltd | Freestone Power Generation LLC | |
| 4 | 6 | |
| 4.68 TWh | 6.02 TWh | |
| 42.6% (2025) | 71.4% (2025) | |
| #103 of 538 | #89 of 538 | |
| 2026-06 | 2026-06 |