Registry, engineering, and operating metrics shown on a consistent EIA basis.
| Metric | Ironwood LLC | Marcus Hook Energy LP |
|---|---|---|
| 777.6 MW | 836.1 MW | |
| Natural Gas Fired Combined Cycle | Natural Gas Fired Combined Cycle | |
| Helix Ironwood LLC | Marcus Hook Energy LP | |
| 3 | 4 | |
| 4.05 TWh | 5.93 TWh | |
| 71.9% (2025) | 76.7% (2025) | |
| #151 of 538 | #132 of 538 | |
| 2026-06 | 2026-06 |