Directory of Power Plants in Wisconsin
| Plant Name | Utility | Location | Balancing Authority | Annual Generation | Plant Date | Last Update | Fuel Types |
|---|---|---|---|---|---|---|---|
| Manitowoc | Manitowoc Public Utilities | Manitowoc, WI | Midcontinent Independent System Operator, Inc. (MISO) | 179.3 GWh | May 1955 | Sep 2025 | Wood/Wood Waste Solids : 91.2% Petroleum Coke : 4.8% Bituminous Coal : 3.6% |
| Butler Ridge | Butler Ridge Wind Energy Center | Mayville, WI | Midcontinent Independent System Operator, Inc. (MISO) | 140.2 GWh | Jan 2009 | Sep 2025 | Wind |
| Forward Wind Energy Center | Wisconsin Public Service Corp | Brownsville, WI | Midcontinent Independent System Operator, Inc. (MISO) | 145.7 GWh | Jun 2008 | Sep 2025 | Wind |
| Quilt Block Wind Farm LLC | Quilt Block Wind Farm LLC | Darlington, WI | Midcontinent Independent System Operator, Inc. (MISO) | 387.4 GWh | Aug 2017 | Sep 2025 | Wind |
| Glacier Hills | Wisconsin Electric Power Co | Cambria, WI | Midcontinent Independent System Operator, Inc. (MISO) | 374.6 GWh | Nov 2011 | Sep 2025 | Wind |
| Blue Sky Green Field Wind Project | Wisconsin Electric Power Co | Fond du Lac, WI | Midcontinent Independent System Operator, Inc. (MISO) | 340.8 GWh | Apr 2008 | Sep 2025 | Wind |
| Diesel Generators | Madison Gas & Electric Co | Madison, WI | Midcontinent Independent System Operator, Inc. (MISO) | 860.0 MWh | May 2001 | Sep 2025 | Distillate Fuel Oil |
| Elm Road Generating Station | Wisconsin Electric Power Co | Oak Creek, WI | Midcontinent Independent System Operator, Inc. (MISO) | 7.4 TWh | Jan 2010 | Sep 2025 | Subbituminous Coal : 79.7% Bituminous Coal : 17.0% Natural Gas : 3.3% |
| Fox Energy Center | Wisconsin Public Service Corp | Wrightstown, WI | Midcontinent Independent System Operator, Inc. (MISO) | 3.6 TWh | May 2005 | Sep 2025 | Natural Gas |
| Montfort Wind Energy Center | Wisconsin Electric Power Co | Montfort, WI | Midcontinent Independent System Operator, Inc. (MISO) | 55.8 GWh | May 2002 | Sep 2025 | Wind |
| Waxdale | S.C. Johnson & Son, Inc. | Sturtevant, WI | Midcontinent Independent System Operator, Inc. (MISO) | 36.2 GWh | Nov 2003 | Sep 2025 | Natural Gas : 47.1% Landfill Gas : 32.3% Wind : 11.7% Solar : 8.9% |
| Riverside Energy Center | Wisconsin Power & Light Co | Beloit, WI | Midcontinent Independent System Operator, Inc. (MISO) | 3.2 TWh | May 2004 | Sep 2025 | Natural Gas |
| RockGen Energy Center | Dairyland Power Coop | Cambridge, WI | Midcontinent Independent System Operator, Inc. (MISO) | 510.3 GWh | May 2001 | Sep 2025 | Natural Gas : 99.1% Distillate Fuel Oil : 0.9% |
| Whitewater Generating Station | Wisconsin Electric Power Co | Whitewater, WI | Midcontinent Independent System Operator, Inc. (MISO) | 863.1 GWh | Aug 1997 | Sep 2025 | Natural Gas |
| Warren DPC Solar | SoCore Energy LLC | Roberts, WI | Midcontinent Independent System Operator, Inc. (MISO) | 3.7 GWh | Apr 2017 | Sep 2025 | Solar |
| MMSD Jones Island Wastewater | Milwaukee Metro Sewerage Dist | Milwaukee, WI | Midcontinent Independent System Operator, Inc. (MISO) | 74.1 GWh | Dec 1970 | Sep 2025 | Natural Gas : 79.4% Landfill Gas : 19.3% Distillate Fuel Oil : 1.3% |
| Liberty Pole DPC Solar | SoCore Energy LLC | Viroqua, WI | Midcontinent Independent System Operator, Inc. (MISO) | 1.9 GWh | Apr 2017 | Sep 2025 | Solar |
| Port Edwards Mill | Domtar Industries Inc | Port Edwards, WI | Midcontinent Independent System Operator, Inc. (MISO) | 39.2 GWh | Dec 1912 | Sep 2025 | Water |
| Kaukauna Paper Mill | Thilmany LLC | Kaukauna, WI | Midcontinent Independent System Operator, Inc. (MISO) | 106.5 GWh | Dec 1950 | Sep 2025 | Natural Gas : 54.2% Black Liquor : 45.8% |
| Downsville DPC Solar | SoCore Energy LLC | Menomonee, WI | Midcontinent Independent System Operator, Inc. (MISO) | 1.6 GWh | Jan 2017 | Sep 2025 | Solar |
| Rhinelander Mill | Ahlstrom-Munksjo | Rhinelander, WI | Midcontinent Independent System Operator, Inc. (MISO) | 5.7 GWh | Nov 1917 | Sep 2025 | Water |
| Mosinee Mill | Ahlstrom-Munksjo NA Specialty Solutions, LLC | Mosinee, WI | Midcontinent Independent System Operator, Inc. (MISO) | 117.8 GWh | Jun 1916 | Sep 2025 | Black Liquor : 50.7% Bituminous Coal : 21.8% Water : 13.6% Wood/Wood Waste Solids : 6.1% Natural Gas : 3.7% Residual Fuel Oil : 2.3% Sludge Waste : 1.8% |
| Omega Hills Gas Recovery | WM Renewable Energy LLC | Germantown, WI | Midcontinent Independent System Operator, Inc. (MISO) | 80.1 GWh | Nov 1985 | Sep 2025 | Landfill Gas |
| Mt. Hope DPC Solar | SoCore Energy LLC | Mt. Hope, WI | Midcontinent Independent System Operator, Inc. (MISO) | 2.1 GWh | Dec 2016 | Sep 2025 | Solar |
| Medford DPC Solar | SoCore Energy LLC | Medford, WI | Midcontinent Independent System Operator, Inc. (MISO) | 2.6 GWh | Jan 2017 | Sep 2025 | Solar |
| Whistling Winds DPC Solar | SoCore Energy LLC | New Lisbon, WI | Midcontinent Independent System Operator, Inc. (MISO) | 1.8 GWh | May 2017 | Sep 2025 | Solar |
| New Auburn DPC Solar | SoCore Energy LLC | New Auburn, WI | Midcontinent Independent System Operator, Inc. (MISO) | 4.4 GWh | Dec 2017 | Sep 2025 | Solar |
| Georgia-Pacific Corp - Nekoosa Mill | Domtar Industries Inc | Nekoosa, WI | Midcontinent Independent System Operator, Inc. (MISO) | 186.3 GWh | Dec 1911 | Sep 2025 | Black Liquor : 43.1% Natural Gas : 42.5% Water : 14.4% |
| Consumer Operations LLC | Georgia-Pacific Consumer Oper. Green Bay LLC | Green Bay, WI | Midcontinent Independent System Operator, Inc. (MISO) | 235.4 GWh | Dec 1953 | Sep 2025 | Natural Gas |
| Columbia (WI) | Wisconsin Power & Light Co | Pardeville, WI | Midcontinent Independent System Operator, Inc. (MISO) | 6.3 TWh | Apr 1975 | Sep 2025 | Subbituminous Coal : 99.9% |
| Badger Hollow I | Wisconsin Public Service Corp | Montfort, WI | Midcontinent Independent System Operator, Inc. (MISO) | 194.5 GWh | Oct 2021 | Sep 2025 | Solar |
| Two Creeks Solar | Wisconsin Public Service Corp | Two Rivers, WI | Midcontinent Independent System Operator, Inc. (MISO) | 194.5 GWh | Oct 2020 | Sep 2025 | Solar |
| West Riverside Energy Center | Wisconsin Power & Light Co | Beloit, WI | Midcontinent Independent System Operator, Inc. (MISO) | 4.6 TWh | Apr 2020 | Sep 2025 | Natural Gas : 99.9% |
| John P Madgett | Dairyland Power Coop | Alma, WI | Midcontinent Independent System Operator, Inc. (MISO) | 1.2 TWh | Oct 1979 | Sep 2025 | Subbituminous Coal : 99.8% |
| Badger Hollow II | Wisconsin Electric Power Co | Cobb, WI | Midcontinent Independent System Operator, Inc. (MISO) | 200.2 GWh | Nov 2023 | Sep 2025 | Solar |
| Point Beach Solar | Point Beach Solar | Two Creeks, WI | Midcontinent Independent System Operator, Inc. (MISO) | 204.1 GWh | Aug 2021 | Sep 2025 | Solar |
| Darien Solar | Wisconsin Electric Power Co | Darien, WI | Midcontinent Independent System Operator, Inc. (MISO) | 264.7 GWh | - | Sep 2025 | Solar |
| New Badger | City of Kaukauna | Kaukauna, WI | Midcontinent Independent System Operator, Inc. (MISO) | 47.5 GWh | Dec 2013 | Sep 2025 | Water |
| Cassville Solar | Wisconsin Power & Light Co | Cassville, WI | Midcontinent Independent System Operator, Inc. (MISO) | 97.6 GWh | Nov 2023 | Sep 2025 | Solar |
| Springfield Solar (WI) | Wisconsin Power & Light Co | Lomira, WI | Midcontinent Independent System Operator, Inc. (MISO) | 202.6 GWh | Nov 2023 | Sep 2025 | Solar |
| Albany Solar (WI) | Wisconsin Power & Light Co | Broadhead, WI | Midcontinent Independent System Operator, Inc. (MISO) | 97.7 GWh | Nov 2023 | Sep 2025 | Solar |
| Paddock Solar | Wisconsin Power & Light Co | Beloit, WI | Midcontinent Independent System Operator, Inc. (MISO) | 134.6 GWh | Oct 2023 | Sep 2025 | Solar |
| Wautoma Solar | Wisconsin Power & Light Co | Wautoma, WI | Midcontinent Independent System Operator, Inc. (MISO) | 187.4 GWh | Nov 2023 | Sep 2025 | Solar |
| Beaver Dam Solar | Wisconsin Power & Light Co | Dodge, WI | Midcontinent Independent System Operator, Inc. (MISO) | 100.5 GWh | Nov 2023 | Sep 2025 | Solar |
| Grant County | Wisconsin Power & Light Co | Town of Potosi, WI | Midcontinent Independent System Operator, Inc. (MISO) | 374.6 GWh | Apr 2024 | Sep 2025 | Solar |
| Weston | Wisconsin Public Service Corp | Rothschild, WI | Midcontinent Independent System Operator, Inc. (MISO) | 4.6 TWh | Nov 1954 | Sep 2025 | Subbituminous Coal : 99.5% Natural Gas : 0.5% |
| Onion River | Wisconsin Power & Light Co | Sheboygan Cedar Grove, WI | Midcontinent Independent System Operator, Inc. (MISO) | 252.6 GWh | Nov 2023 | Sep 2025 | Solar |
| Bear Creek (WI) | Wisconsin Power & Light Co | Lone Rock, WI | Midcontinent Independent System Operator, Inc. (MISO) | 99.9 GWh | Aug 2022 | Sep 2025 | Solar |
| North Rock | Wisconsin Power & Light Co | Edgerton, WI | Midcontinent Independent System Operator, Inc. (MISO) | 100.1 GWh | Sep 2022 | Sep 2025 | Solar |
| Pulliam | Wisconsin Public Service Corp | Green Bay, WI | Midcontinent Independent System Operator, Inc. (MISO) | 109.3 GWh | Aug 1949 | Sep 2025 | Natural Gas |
| Crawfish River | Wisconsin Power & Light Co | Jefferson, WI | Midcontinent Independent System Operator, Inc. (MISO) | 131.0 GWh | Nov 2023 | Sep 2025 | Solar |
| Wood County | Wisconsin Power & Light Co | Nekoosa, WI | Midcontinent Independent System Operator, Inc. (MISO) | 277.2 GWh | Nov 2022 | Sep 2025 | Solar |
| Red Barn Energy | Wisconsin Public Service Corp | Montfort, WI | Midcontinent Independent System Operator, Inc. (MISO) | 251.6 GWh | Mar 2023 | Sep 2025 | Wind |
| Paris Solar | Wisconsin Electric Power Co | Union Grove, WI | Midcontinent Independent System Operator, Inc. (MISO) | 257.8 GWh | Nov 2024 | Sep 2025 | Solar |
| Edgewater | Wisconsin Power & Light Co | Sheboygan, WI | Midcontinent Independent System Operator, Inc. (MISO) | 2.0 TWh | Jun 1951 | Sep 2025 | Subbituminous Coal : 99.9% |
| Point Beach Nuclear Plant | NextEra Energy Point Beach LLC | Two Rivers, WI | Midcontinent Independent System Operator, Inc. (MISO) | 9.8 TWh | May 1969 | Sep 2025 | Nuclear |
| Valley (WI) | Wisconsin Electric Power Co | Milwaukee, WI | Midcontinent Independent System Operator, Inc. (MISO) | 353.5 GWh | May 1968 | Sep 2025 | Natural Gas |
| South Oak Creek | Wisconsin Electric Power Co | Oak Creek, WI | Midcontinent Independent System Operator, Inc. (MISO) | 2.3 TWh | Nov 1959 | Sep 2025 | Subbituminous Coal : 99.7% |
| Port Washington Generating Station | Wisconsin Electric Power Co | Port Washington, WI | Midcontinent Independent System Operator, Inc. (MISO) | 7.2 TWh | Jun 2005 | Sep 2025 | Natural Gas |
| French Island | Northern States Power Co - Minnesota | La Cross, WI | Midcontinent Independent System Operator, Inc. (MISO) | 60.1 GWh | Dec 1939 | Sep 2025 | Wood/Wood Waste Solids : 47.5% Non-biogenic Municipal Solid Waste : 28.4% Biogenic Municipal Solid Waste : 23.3% |
| Lake Hallie | Standard Solar | Chippewa Falls, WI | Midcontinent Independent System Operator, Inc. (MISO) | 1.0 MWh | Nov 2024 | Dec 2024 | Solar |
| Fond du Lac Community Solar | SoCore Energy LLC | Fond Du Lac, WI | Midcontinent Independent System Operator, Inc. (MISO) | 2.1 GWh | Nov 2021 | Dec 2024 | Solar |
| LaFayette Solar WI, LLC | Wisconsin Electric Power Co | Elkhorn, WI | Midcontinent Independent System Operator, Inc. (MISO) | 15.0 MWh | Nov 2024 | Dec 2024 | Solar |
| Little Quinnesec Falls Hydro Project | Eagle Creek Renewable Energy, LLC | Niagara, WI | Midcontinent Independent System Operator, Inc. (MISO) | 56.6 GWh | Nov 1900 | Dec 2024 | Water |
| Hackbarth Solar WI, LLC | Wisconsin Electric Power Co | Fort Atkinson, WI | Midcontinent Independent System Operator, Inc. (MISO) | 30.0 MWh | Nov 2024 | Dec 2024 | Solar |
| Auburn Solar WI, LLC | Wisconsin Electric Power Co | Campbellsport, WI | Midcontinent Independent System Operator, Inc. (MISO) | 80.0 MWh | Nov 2024 | Dec 2024 | Solar |
| Shirley Wind | Duke Energy Renewables Services | Denmark, WI | Midcontinent Independent System Operator, Inc. (MISO) | 59.5 GWh | Oct 2010 | Dec 2024 | Wind |
| Onalaska Campus Landfill Biogas | Gundersen Lutheran Biogas I LLC | Onalaska, WI | Midcontinent Independent System Operator, Inc. (MISO) | 4.3 GWh | Feb 2012 | Dec 2024 | Landfill Gas |
| Antigo-Forrest Street Solar Project | Wisconsin Public Service Corp | Antigo, WI | Midcontinent Independent System Operator, Inc. (MISO) | 279.0 MWh | Oct 2024 | Dec 2024 | Solar |
| Cashton Greens Wind Farm | Cashton Greens Wind Farm LLC | Cashton, WI | Midcontinent Independent System Operator, Inc. (MISO) | 10.7 GWh | Apr 2012 | Dec 2024 | Wind |
| Portage Solar Plant | Portage Solar Plant | Portage, WI | Midcontinent Independent System Operator, Inc. (MISO) | 22.8 GWh | May 2023 | Dec 2024 | Solar |
| Adams PV Plant | Adams PV Plant (WI) | Adams, WI | Midcontinent Independent System Operator, Inc. (MISO) | 16.8 GWh | Jun 2023 | Dec 2024 | Solar |
| Rothschild Biomass Cogen Facility | Wisconsin Electric Power Co | Rothschild, WI | Midcontinent Independent System Operator, Inc. (MISO) | 152.8 GWh | Oct 2013 | Dec 2024 | Wood/Wood Waste Solids : 97.4% Natural Gas : 2.6% |
| Viresco Turtle Lake | Viresco Turtle Lake | Turtle Lake, WI | Midcontinent Independent System Operator, Inc. (MISO) | 7.8 GWh | Aug 2013 | Dec 2024 | Other Biomass Gas |
| Richland Center Renewable Energy LLC | Richland Center Renewable Energy LLC | Richland Center, WI | Midcontinent Independent System Operator, Inc. (MISO) | 6.0 GWh | Feb 2013 | Dec 2024 | Other Biomass Gas |
| Lannon Stone | Wisconsin Electric Power Co | Pewaukee, WI | Midcontinent Independent System Operator, Inc. (MISO) | 3.7 GWh | Nov 2021 | Dec 2024 | Solar |
| UW Parkside | Wisconsin Electric Power Co | Kenosha, WI | Midcontinent Independent System Operator, Inc. (MISO) | 3.9 GWh | Oct 2020 | Dec 2024 | Solar |
| Twin Falls (WI) | Wisconsin Electric Power Co | Florence, WI | Midcontinent Independent System Operator, Inc. (MISO) | 30.7 GWh | Jun 2016 | Dec 2024 | Water |
| Washington County | Wisconsin Electric Power Co | West Bend, WI | Midcontinent Independent System Operator, Inc. (MISO) | 3.8 GWh | Dec 2019 | Dec 2024 | Solar |
| HQC Rock River Solar Power Gen Station | HQC Rock River Solar Power Generation Station LLC | Beloit, WI | Midcontinent Independent System Operator, Inc. (MISO) | 3.0 GWh | Jun 2016 | Dec 2024 | Solar |
| Sauk DPC Solar | SoCore Energy LLC | Wonewoc, WI | Midcontinent Independent System Operator, Inc. (MISO) | 1.5 GWh | Dec 2016 | Dec 2024 | Solar |
| Regal Ware | Wisconsin Electric Power Co | West Bend, WI | Midcontinent Independent System Operator, Inc. (MISO) | 2.8 GWh | Mar 2021 | Dec 2024 | Solar |
| Lafayette DPC Solar | SoCore Energy LLC | Chippewa Falls, WI | Midcontinent Independent System Operator, Inc. (MISO) | 1.6 GWh | May 2017 | Dec 2024 | Solar |
| Conrath DPC Solar | SoCore Energy LLC | Conrath, WI | Midcontinent Independent System Operator, Inc. (MISO) | 1.4 GWh | May 2017 | Dec 2024 | Solar |
| Jones Dairy | Wisconsin Electric Power Co | Fort Atkinson, WI | Midcontinent Independent System Operator, Inc. (MISO) | 3.7 GWh | Jun 2021 | Dec 2024 | Solar |
| CREE | Wisconsin Electric Power Co | Racine, WI | Midcontinent Independent System Operator, Inc. (MISO) | 2.3 GWh | Jul 2021 | Dec 2024 | Solar |
| ATI | Wisconsin Electric Power Co | Cudahy, WI | Midcontinent Independent System Operator, Inc. (MISO) | 3.5 GWh | Oct 2020 | Dec 2024 | Solar |
| City of Milwaukee Landfill | Wisconsin Electric Power Co | Milwaukee, WI | Midcontinent Independent System Operator, Inc. (MISO) | 3.6 GWh | Jan 2021 | Dec 2024 | Solar |
| Harley-Davison Powertrain Operations | Wisconsin Electric Power Co | Menomonee Falls, WI | Midcontinent Independent System Operator, Inc. (MISO) | 3.3 GWh | Sep 2020 | Dec 2024 | Solar |
| Tyto Solar | Madison Gas & Electric Co | Fitchburg, WI | Midcontinent Independent System Operator, Inc. (MISO) | 10.8 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 |
| Ledgeview | Greenbacker Renewable Energy Corporation | Fond du Lac, WI | Midcontinent Independent System Operator, Inc. (MISO) | 2.2 GWh | Jul 2024 | Dec 2024 | Solar |
| Ogema | Greenbacker Renewable Energy Corporation | Ogema, WI | Midcontinent Independent System Operator, Inc. (MISO) | 2.1 GWh | Feb 2024 | Dec 2024 | Solar |
| Trimbelle (Pierce Pepin) | Greenbacker Renewable Energy Corporation | Hager City, WI | Midcontinent Independent System Operator, Inc. (MISO) | 3.0 GWh | Jan 2024 | Dec 2024 | Solar |
| Popple Creek (Clark 1) | Greenbacker Renewable Energy Corporation | Colby, WI | Midcontinent Independent System Operator, Inc. (MISO) | 3.7 GWh | Jan 2024 | Dec 2024 | Solar |
| Hermsdorf Solar | Madison Gas & Electric Co | Madison, WI | Midcontinent Independent System Operator, Inc. (MISO) | 14.8 GWh | Feb 2022 | Dec 2024 | Solar |
| Ridgeview | WM Renewable Energy LLC | Whitelaw, WI | Midcontinent Independent System Operator, Inc. (MISO) | 35.6 GWh | Aug 2002 | Dec 2024 | Landfill Gas |
| Rice Lake Solar Array | AEP Onsite Partners, LLC | Rice Lake, WI | Midcontinent Independent System Operator, Inc. (MISO) | 6.9 GWh | May 2019 | Dec 2024 | Solar |
| Blue Prairie Solar, LLC | Greenbacker Renewable Energy Corporation | Black River Falls, WI | Midcontinent Independent System Operator, Inc. (MISO) | 3.8 GWh | Jul 2021 | Dec 2024 | Solar |
| Weston RICE | Wisconsin Public Service Corp | Kronenwetter, WI | Midcontinent Independent System Operator, Inc. (MISO) | 85.5 GWh | Jun 2023 | Dec 2024 | Natural Gas |