Directory of Power Plants in Wisconsin
| Plant Name | Utility | Location | Balancing Authority | Annual Generation | Plant Date | Last Update | Fuel Types |
|---|---|---|---|---|---|---|---|
| Whiting | Consolidated Water Power Co | Whiting, WI | Midcontinent Independent System Operator, Inc. (MISO) | 25.0 GWh | Dec 1890 | Dec 2024 | Water |
| Wisconsin Rapids | Consolidated Water Power Co | Wisconsin Rapids, WI | Midcontinent Independent System Operator, Inc. (MISO) | 49.9 GWh | Dec 1902 | Dec 2024 | Water |
| White River (WI) | Northern States Power Co - Minnesota | Ashland, WI | Midcontinent Independent System Operator, Inc. (MISO) | 3.9 GWh | Dec 1906 | Dec 2024 | Water |
| Wissota | Northern States Power Co - Minnesota | Chippewa Falls, WI | Midcontinent Independent System Operator, Inc. (MISO) | 135.9 GWh | Dec 1916 | Dec 2024 | Water |
| Wausau | Wisconsin Public Service Corp | Wausau, WI | Midcontinent Independent System Operator, Inc. (MISO) | 18.6 GWh | Feb 1921 | Dec 2024 | Water |
| Washington Island | Washington Island El Coop, Inc | Washington Island, WI | Midcontinent Independent System Operator, Inc. (MISO) | 9.0 MWh | Nov 1945 | Dec 2023 | Distillate Fuel Oil |
| Weston | Wisconsin Public Service Corp | Rothschild, WI | Midcontinent Independent System Operator, Inc. (MISO) | 4.3 TWh | Nov 1954 | Mar 2025 | Subbituminous Coal : 99.6% |
| West Marinette | Wisconsin Public Service Corp | Peshtigo, WI | Midcontinent Independent System Operator, Inc. (MISO) | 30.6 GWh | May 1971 | Dec 2024 | Natural Gas |
| Wheaton | Northern States Power Co - Minnesota | Eau Claire, WI | Midcontinent Independent System Operator, Inc. (MISO) | 18.6 GWh | Dec 1972 | Dec 2024 | Natural Gas : 96.6% Distillate Fuel Oil : 3.4% |
| Whitewater Generating Station | Wisconsin Electric Power Co | Whitewater, WI | Midcontinent Independent System Operator, Inc. (MISO) | 903.4 GWh | Aug 1997 | Mar 2025 | Natural Gas |
| Wind Turbine | Madison Gas & Electric Co | Casco, WI | Midcontinent Independent System Operator, Inc. (MISO) | 13.4 GWh | May 1999 | Dec 2024 | Wind |
| Winnebago County Landfill Gas | Winnebago County | Oshkosh, WI | Midcontinent Independent System Operator, Inc. (MISO) | 8.8 GWh | Jan 2000 | Dec 2024 | Landfill Gas |
| West Marinette 34 | Madison Gas & Electric Co | Peshtigo, WI | Midcontinent Independent System Operator, Inc. (MISO) | 43.6 GWh | May 2000 | Dec 2024 | Natural Gas |
| Waxdale | S.C. Johnson & Son, Inc. | Sturtevant, WI | Midcontinent Independent System Operator, Inc. (MISO) | 38.6 GWh | Nov 2003 | Mar 2025 | Natural Gas : 45.7% Landfill Gas : 35.6% Wind : 10.2% Solar : 8.5% |
| West Campus Cogeneration Facility | Madison Gas & Electric Co | Madison, WI | Midcontinent Independent System Operator, Inc. (MISO) | 282.0 GWh | Mar 2005 | Dec 2024 | Natural Gas : 99.8% |
| Warren DPC Solar | SoCore Energy LLC | Roberts, WI | Midcontinent Independent System Operator, Inc. (MISO) | 3.8 GWh | Apr 2017 | Mar 2025 | Solar |
| Whistling Winds DPC Solar | SoCore Energy LLC | New Lisbon, WI | Midcontinent Independent System Operator, Inc. (MISO) | 2.9 GWh | May 2017 | Mar 2025 | Solar |
| Washington County | Wisconsin Electric Power Co | West Bend, WI | Midcontinent Independent System Operator, Inc. (MISO) | 3.8 GWh | Dec 2019 | Dec 2024 | Solar |
| West Riverside Energy Center | Wisconsin Power & Light Co | Beloit, WI | Midcontinent Independent System Operator, Inc. (MISO) | 4.6 TWh | Apr 2020 | Mar 2025 | Natural Gas : 99.9% |
| Wood County | Wisconsin Power & Light Co | Nekoosa, WI | Midcontinent Independent System Operator, Inc. (MISO) | 276.9 GWh | Nov 2022 | Mar 2025 | Solar |
| Weston RICE | Wisconsin Public Service Corp | Kronenwetter, WI | Midcontinent Independent System Operator, Inc. (MISO) | 85.5 GWh | Jun 2023 | Dec 2024 | Natural Gas |
| Wautoma Solar | Wisconsin Power & Light Co | Wautoma, WI | Midcontinent Independent System Operator, Inc. (MISO) | 188.1 GWh | Nov 2023 | Mar 2025 | Solar |
| Webster Creek (Oak 2) | Greenbacker Renewable Energy Corporation | New Lisbon, WI | Midcontinent Independent System Operator, Inc. (MISO) | 2.9 GWh | Nov 2023 | Dec 2024 | Solar |
| Walleye (Dunn 2) | Greenbacker Renewable Energy Corporation | Colefax, WI | Midcontinent Independent System Operator, Inc. (MISO) | 2.8 GWh | Jan 2024 | Dec 2024 | Solar |
| Wolf River (Chipewa 1) | Greenbacker Renewable Energy Corporation | Stanley, WI | Midcontinent Independent System Operator, Inc. (MISO) | 2.4 GWh | Jan 2024 | Dec 2024 | Solar |
Browse Power Plants By Wisconsin Counties
Figures are based on March 2025 generation numbers.| County | State Rank | Active Plants | Mar 2025 Generation |
|---|---|---|---|
| Adams County, WI | # 32 | 2 | 108.7 GWh |
| Richland County, WI | # 33 | 4 | 103.9 GWh |
| Racine County, WI | # 34 | 5 | 100.6 GWh |
| La Crosse County, WI | # 35 | 2 | 66.2 GWh |
| Dunn County, WI | # 36 | 5 | 65.8 GWh |
| Florence County, WI | # 37 | 3 | 56.6 GWh |
| Eau Claire County, WI | # 38 | 2 | 42.4 GWh |
| Oneida County, WI | # 39 | 3 | 24.4 GWh |
| Oconto County, WI | # 40 | 3 | 19.0 GWh |
| Barron County, WI | # 41 | 5 | 17.0 GWh |
| St. Croix County, WI | # 42 | 3 | 16.8 GWh |
| Monroe County, WI | # 43 | 3 | 14.0 GWh |
| Green Lake County, WI | # 44 | 1 | 13.6 GWh |
| Kewaunee County, WI | # 45 | 3 | 13.4 GWh |
| Sawyer County, WI | # 46 | 4 | 13.2 GWh |
| Price County, WI | # 47 | 6 | 12.4 GWh |
| Jackson County, WI | # 48 | 4 | 12.1 GWh |
| Washburn County, WI | # 49 | 3 | 10.0 GWh |
| Trempealeau County, WI | # 50 | 2 | 8.6 GWh |
| Iron County, WI | # 51 | 1 | 8.0 GWh |
| Burnett County, WI | # 52 | 4 | 7.7 GWh |
| Waukesha County, WI | # 53 | 2 | 7.0 GWh |
| Vernon County, WI | # 54 | 5 | 6.1 GWh |
| Walworth County, WI | # 55 | 3 | 4.0 GWh |
| Clark County, WI | # 56 | 1 | 3.7 GWh |
| Pierce County, WI | # 57 | 2 | 3.0 GWh |
| Taylor County, WI | # 58 | 1 | 2.7 GWh |
| Shawano County, WI | # 59 | 1 | 1.4 GWh |
| Langlade County, WI | # 60 | 1 | 279.0 MWh |
| Door County, WI | # 61 | 1 | 9.0 MWh |