Shamrock Wind
Crockett County, Texas · EIA plant ID 66540 · Operator: Shamrock Wind LLC
Nameplate324MWSummer 324 MW
Generators2in service
Net generation859GWh12 mo to Aug 2026
Capacity factor45%wind units, summer MW
Heat rate—thermal plants only
First online2023
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), wind 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) |
|---|---|---|---|
| 2023 | 23.1 | 13.9% | — |
| 2024 | 857.1 | 43.6% | — |
| 2025 | 866.5 | 45.0% | — |
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 |
|---|---|---|---|---|---|---|---|---|
| SES | Batteries | BA | 100 | 100 | Jan 2025 | Operating | — | coming soon |
| WSHAM | Onshore Wind Turbine | WT | 223.9 | 223.9 | Dec 2023 | Operating | — | ge 2.82-127 |
Owner / operator
Operator: Shamrock Wind LLC. Ownership shares by in-service nameplate MW (EIA-860 Schedule 4; units not listed there are wholly owned by the operator).
| Shamrock Wind LLC | 100.0% | 324 MW |
Nearby plants
Within 80 km.
| Big Sampson Wind | — | 23.8 km |
| Russek | 10 MW | 30.9 km |
| Appaloosa Run Wind | 172 MW | 32.6 km |
| White Mesa Wind | 501 MW | 32.9 km |
| Gatsby Energy Storage Project | — | 34.5 km |
| High Lonesome Wind Power, LLC Hybrid | 563 MW | 37 km |