Power plants in Logan County, Illinois

5 operating power plants in Logan County, Illinois, with 726 MW of nameplate capacity, largest first. From EIA-860M, August 2026.

Plants

5

Nameplate capacity

726 MW

Net generation, 2025

1.43 TWh

Largest

Top Hat Wind

204 MW

Largest power plants in Logan County

#PlantMW2025 net generation, GWhGWh, 2025Capacity factorOperator
1Top Hat WindWind20473.6*–Appalachian Power Co
2Sugar Creek Wind One LLCWind20258232.9%Sugar Creek Wind One LLC
3Hilltopper Wind ProjectWind18547429.2%Hilltopper Wind Project, LLC
4Mulligan Solar, LLCSolar7015625.5%Mulligan Solar
5Whitney Hill Wind Power LLCWind6514225.0%Whitney Hill Wind Power LLC

* Fewer than 12 months of 2025 reported, so the total is partial.

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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