Coal power plants in Wisconsin
6 operating coal power plants in Wisconsin with 4,902 MW of coal capacity, largest first. From EIA-860M, August 2026.
Largest coal power plants in Wisconsin
| # | Plant | Coal MW | GWh, 2025 | Capacity factor |
|---|---|---|---|---|
| 1 | Elm Road Generating StationMilwaukee County | 1,403 | 7,378 | 60.0% |
| 2 | Columbia (WI)Columbia County | 1,112 | 5,956 | 61.1% |
| 3 | WestonMarathon County | 946 | 4,842 | 58.5% |
| 4 | South Oak CreekMilwaukee County | 642 | 2,101 | 37.4% |
| 5 | EdgewaterSheboygan County | 414 | 1,996 | 55.1% |
| 6 | John P MadgettBuffalo County | 387 | 1,283 | 37.9% |
Projects where coal is the largest fuel or at least a fifth of nameplate capacity. MW is coal nameplate only; net generation covers the whole project. Source: EIA-860M August 2026, published 2026-09-24, and EIA-923 2025. Page updated 2026-10-04. Data sources
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