Power plants in Washington County, Arkansas
9 operating power plants in Washington County, Arkansas, with 105 MW of nameplate capacity, largest first. From EIA-860M, August 2026.
Largest power plants in Washington County
| # | Plant | MW | GWh, 2025 | Capacity factor |
|---|---|---|---|---|
| 1 | Elkins Generating CenterNatural gas | 66 | 20.2 | 3.5% |
| 2 | Noland Wastewater Treatment Plant HybridSolar and battery storage | 11 | 4.1 | 10.0% |
| 3 | Westside Wastewater Treatment Plant HybrSolar and battery storage | 11 | 2.8 | 6.9% |
| 4 | UA Central Utility PlantNatural gas | 5.6 | 36.5 | 74.4% |
| 5 | Waste Management Eco Vista LFGTELandfill gas | 4.0 | 22.4 | 64.0% |
| 6 | Springdale School DistrictSolar | 2.9 | 4.6 | 18.2% |
| 7 | Ozark Solar ParkSolar | 2.4 | 4.1 | 19.5% |
| 8 | Ozarks Natural Energy Community SolarSolar | 1.0 | 2.1 | 24.2% |
| 9 | Fayetteville Public Schools (Ozarks)Solar | 1.0 | 2.1 | 24.0% |
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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