Power plants in Laramie County, Wyoming
7 operating power plants in Laramie County, Wyoming, with 746 MW of nameplate capacity, largest first. From EIA-860M, August 2026.
Plants
7
Nameplate capacity
746 MW
Net generation, 2025
2.40 TWh
Largest power plants in Laramie County
| # | Plant | MW | GWh, 2025 | Capacity factor |
|---|---|---|---|---|
| 1 | Roundhouse Wind Energy ProjectWind | 226 | 826 | 41.7% |
| 2 | South Cheyenne SolarSolar | 150 | 323 | 24.6% |
| 3 | Cheyenne Prairie Generating StationNatural gas | 140 | 502 | 40.9% |
| 4 | Roundhouse Renewable Energy IIWind | 106 | 376 | 40.6% |
| 5 | Corriedale Wind EnergyWind | 53 | 214 | 46.6% |
| 6 | Silver Sage WindpowerWind | 42 | 100 | 27.2% |
| 7 | Happy Jack Windpower ProjectWind | 29 | 58.7 | 22.8% |
MW is the nameplate capacity of operating generators and batteries. Source: EIA-860M August 2026, published 2026-09-24, and EIA-923 2025. Page updated 2026-10-04. Data sources
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