Power plants in Adams County, Iowa

3 operating power plants in Adams County, Iowa, with 198 MW of nameplate capacity, largest first. From EIA-860M, August 2026.

Plants

3

Nameplate capacity

198 MW

Net generation, 2025

616 GWh

Largest

Adams Wind

154 MW

Largest power plants in Adams County

#PlantMW2025 net generation, GWhGWh, 2025Capacity factorOperator
1Adams WindWind15446034.1%MidAmerican Energy Co
2Prescott Wind FarmWind3914241.8%Prescott Wind Energy LLC
3POET Biorefining LLC - CorningNatural gas5.014.031.8%POET Biorefining LLC - Corning

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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