Power plants in Marinette County, Wisconsin
9 operating power plants in Marinette County, Wisconsin, with 302 MW of nameplate capacity, largest first. From EIA-860M, August 2026.
Largest power plants in Marinette County
| # | Plant | MW | GWh, 2025 | Capacity factor |
|---|---|---|---|---|
| 1 | West MarinetteNatural gas | 187 | 90.3 | 5.5% |
| 2 | West Marinette 34Natural gas | 83 | 84.9 | 11.7% |
| 3 | Little Quinnesec Falls Hydro ProjectHydro | 9.0 | 60.8 | 77.1% |
| 4 | Caldron FallsHydro | 6.4 | 10.9 | 19.5% |
| 5 | High Falls (WI)Hydro | 5.6 | 15.6 | 25.5% |
| 6 | Sandstone RapidsHydro | 3.8 | 9.7 | 29.3% |
| 7 | Johnson FallsHydro | 3.4 | 10.7 | 35.9% |
| 8 | Park MillHydro | 2.1 | 4.2 | 22.6% |
| 9 | Potato RapidsHydro | 1.3 | 4.2 | 37.1% |
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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