Power plants in Coles County, Illinois

3 operating power plants in Coles County, Illinois, with 301 MW of nameplate capacity, largest first. From EIA-860M, August 2026.

Plants

3

Nameplate capacity

301 MW

Net generation, 2025

380 GWh

2 of 3 plants reported

Largest power plants in Coles County

#PlantMW2025 net generation, GWhGWh, 2025Capacity factorOperator
1Prairie Wolf Solar LLCSolar20038021.7%Geronimo Power
2Cooks Mill PV ISolar99––Cooks Mill PV I, LLC
3Triple S Solar I LLC CSGSolar2.00.4–AES Clean Energy

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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