Power plants in Adams County, Washington
3 operating power plants in Adams County, Washington, with 169 MW of nameplate capacity, largest first. From EIA-860M, August 2026.
Largest power plants in Adams County
| # | Plant | MW | GWh, 2025 | Capacity factor |
|---|---|---|---|---|
| 1 | Rattlesnake FlatWind | 144 | 415 | 32.9% |
| 2 | Adams Nielson SolarSolar | 19 | 44.6 | 26.5% |
| 3 | Russell D SmithHydro | 6.1 | 14.4 | 26.9% |
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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