Greasewood Solar
Pecos County, Texas · EIA plant ID 62804 · Operator: Concho Bluff LLC
Nameplate255MWSummer 255 MW
Generators1in service
Net generation448GWh12 mo to Aug 2026
Capacity factor20%solar units, summer MW
Heat rate—thermal plants only
First online2021
The 12-month figures include preliminary EIA-923 months, which EIA revises. Final data runs through Dec 2025.
Monthly net generation
EIA-923, all units at the plant. Net of station use; storage can go negative.
FinalPreliminary
Capacity factor by year
Net MWh ÷ (summer MW × hours), solar units. Each year uses that year's EIA-860 ratings; the hollow dot is the latest 12 months.
Heat rate by year
Electric fuel MMBtu × 1000 ÷ net MWh (Btu/kWh, HHV), fossil units only; CT + CA counted as one combined-cycle block.
Heat rate applies to fuel-burning (thermal) units only.
Annual data table
| Year | Net GWh | Capacity factor | Heat rate (Btu/kWh) |
|---|---|---|---|
| 2021 | 548.5 | 26.8% | — |
| 2022 | 401.4 | 18.0% | — |
| 2023 | 209 | 9.4% | — |
| 2024 | 168.8 | 7.5% | — |
| 2025 | 408.3 | 18.3% | — |
Generators
EIA-860 (annual) with EIA-860M updates through Sep 2026. EIA-923 reports generation by plant, prime mover and fuel, not by unit, so unit-level output isn't shown.
| Gen ID | Technology | Prime mover | Nameplate MW | Summer MW | Online | Status | Planned retirement | OEM / model |
|---|---|---|---|---|---|---|---|---|
| GREA1 | Solar Photovoltaic | PV | 255 | 255 | Feb 2021 | Operating | — | coming soon |
Owner / operator
Operator: Concho Bluff LLC. Ownership shares by in-service nameplate MW (EIA-860 Schedule 4; units not listed there are wholly owned by the operator).
| Concho Bluff LLC | 100.0% | 255 MW |
Nearby plants
Within 80 km.
| Woodward Mountain II | 78 MW | 11.3 km |
| Woodward Mountain I | 82 MW | 11.3 km |
| Greasewood II LLC | 306 MW | 13.9 km |
| Emerald Grove | 108 MW | 14.1 km |
| Pavo | 175 MW | 17.4 km |
| Octans | — | 18.6 km |