Registry, engineering, and operating metrics shown on a consistent EIA basis.
| Metric | Braes Bayou Plant | Greens Bayou |
|---|---|---|
| Capacity | 484 MW | 432 MW |
| Technology | Natural Gas Fired Combustion Turbine | Natural Gas Fired Combustion Turbine |
| Operator | ProEnergy Services | NRG Texas Power LLC |
| Operating units | 8 | 7 |
| Latest 12-month generation | 163.9 GWh | 37.1 GWh |
| Latest complete-year capacity factor | 4.5% (2025) | 1.0% (2024) |
| National technology rank | #93 of 825 | #64 of 257 |
| Latest EIA report | 2026-04 | 2024-12 |