Directory of Power Plants in Wisconsin
| Plant Name | Utility | Location | Balancing Authority | Annual Generation | Plant Date | Last Update | Fuel Types |
|---|---|---|---|---|---|---|---|
| Waxdale | S.C. Johnson & Son, Inc. | Sturtevant, WI | Midcontinent Independent System Operator, Inc. (MISO) | 37.2 GWh | Nov 2003 | May 2026 | Natural Gas : 43.5% Landfill Gas : 30.9% Wind : 17.2% Solar : 8.4% |
| Warren DPC Solar | SoCore Energy LLC | Roberts, WI | Midcontinent Independent System Operator, Inc. (MISO) | 3.8 GWh | Apr 2017 | May 2026 | Solar |
| Liberty Pole DPC Solar | SoCore Energy LLC | Viroqua, WI | Midcontinent Independent System Operator, Inc. (MISO) | 2.0 GWh | Apr 2017 | May 2026 | Solar |
| Downsville DPC Solar | SoCore Energy LLC | Menomonee, WI | Midcontinent Independent System Operator, Inc. (MISO) | 1.7 GWh | Jan 2017 | May 2026 | Solar |
| Glacier Hills | Wisconsin Electric Power Co | Cambria, WI | Midcontinent Independent System Operator, Inc. (MISO) | 336.4 GWh | Nov 2011 | May 2026 | Wind |
| Mt. Hope DPC Solar | SoCore Energy LLC | Mt. Hope, WI | Midcontinent Independent System Operator, Inc. (MISO) | 2.1 GWh | Dec 2016 | May 2026 | Solar |
| Quilt Block Wind Farm LLC | Quilt Block Wind Farm LLC | Darlington, WI | Midcontinent Independent System Operator, Inc. (MISO) | 371.4 GWh | Aug 2017 | May 2026 | Wind |
| Forward Wind Energy Center | Wisconsin Public Service Corp | Brownsville, WI | Midcontinent Independent System Operator, Inc. (MISO) | 124.9 GWh | Jun 2008 | May 2026 | Wind |
| Butler Ridge | Butler Ridge Wind Energy Center | Mayville, WI | Midcontinent Independent System Operator, Inc. (MISO) | 137.9 GWh | Jan 2009 | May 2026 | Wind |
| Apple River Solar, LLC | Geronimo Power | Amery, WI | Midcontinent Independent System Operator, Inc. (MISO) | 82.3 GWh | Nov 2025 | May 2026 | Solar |
| Medford DPC Solar | SoCore Energy LLC | Medford, WI | Midcontinent Independent System Operator, Inc. (MISO) | 2.8 GWh | Jan 2017 | May 2026 | Solar |
| Whistling Winds DPC Solar | SoCore Energy LLC | New Lisbon, WI | Midcontinent Independent System Operator, Inc. (MISO) | 1.6 GWh | May 2017 | May 2026 | Solar |
| New Auburn DPC Solar | SoCore Energy LLC | New Auburn, WI | Midcontinent Independent System Operator, Inc. (MISO) | 4.5 GWh | Dec 2017 | May 2026 | Solar |
| French Island | Northern States Power Co - Minnesota | La Cross, WI | Midcontinent Independent System Operator, Inc. (MISO) | 65.3 GWh | Dec 1939 | May 2026 | Wood/Wood Waste Solids : 43.5% Non-biogenic Municipal Solid Waste : 25.3% Biogenic Municipal Solid Waste : 20.7% Distillate Fuel Oil : 10.2% |
| Blue Sky Green Field Wind Project | Wisconsin Electric Power Co | Fond du Lac, WI | Midcontinent Independent System Operator, Inc. (MISO) | 319.7 GWh | Apr 2008 | May 2026 | Wind |
| Diesel Generators | Madison Gas & Electric Co | Madison, WI | Midcontinent Independent System Operator, Inc. (MISO) | 1.3 GWh | May 2001 | May 2026 | Distillate Fuel Oil |
| Elm Road Generating Station | Wisconsin Electric Power Co | Oak Creek, WI | Midcontinent Independent System Operator, Inc. (MISO) | 7.5 TWh | Jan 2010 | May 2026 | Subbituminous Coal : 86.7% Bituminous Coal : 10.5% Natural Gas : 2.8% |
| Fox Energy Center | Wisconsin Public Service Corp | Wrightstown, WI | Midcontinent Independent System Operator, Inc. (MISO) | 4.2 TWh | May 2005 | May 2026 | Natural Gas |
| Port Washington Generating Station | Wisconsin Electric Power Co | Port Washington, WI | Midcontinent Independent System Operator, Inc. (MISO) | 6.9 TWh | Jun 2005 | May 2026 | Natural Gas |
| South Oak Creek | Wisconsin Electric Power Co | Oak Creek, WI | Midcontinent Independent System Operator, Inc. (MISO) | 1.9 TWh | Nov 1959 | May 2026 | Subbituminous Coal : 99.5% |
| Valley (WI) | Wisconsin Electric Power Co | Milwaukee, WI | Midcontinent Independent System Operator, Inc. (MISO) | 376.3 GWh | May 1968 | May 2026 | Natural Gas |
| Montfort Wind Energy Center | Wisconsin Electric Power Co | Montfort, WI | Midcontinent Independent System Operator, Inc. (MISO) | 51.3 GWh | May 2002 | May 2026 | Wind |
| Point Beach Nuclear Plant | NextEra Energy Point Beach LLC | Two Rivers, WI | Midcontinent Independent System Operator, Inc. (MISO) | 10.0 TWh | May 1969 | May 2026 | Nuclear |
| Edgewater | Wisconsin Power & Light Co | Sheboygan, WI | Midcontinent Independent System Operator, Inc. (MISO) | 1.9 TWh | Jun 1951 | May 2026 | Subbituminous Coal : 99.8% |
| Riverside Energy Center | Wisconsin Power & Light Co | Beloit, WI | Midcontinent Independent System Operator, Inc. (MISO) | 3.5 TWh | May 2004 | May 2026 | Natural Gas |
| RockGen Energy Center | Dairyland Power Coop | Cambridge, WI | Midcontinent Independent System Operator, Inc. (MISO) | 624.8 GWh | May 2001 | May 2026 | Natural Gas : 98.1% Distillate Fuel Oil : 1.9% |
| Badger Hollow I | Wisconsin Public Service Corp | Montfort, WI | Midcontinent Independent System Operator, Inc. (MISO) | 200.7 GWh | Oct 2021 | May 2026 | Solar |
| Whitewater Generating Station | Wisconsin Electric Power Co | Whitewater, WI | Midcontinent Independent System Operator, Inc. (MISO) | 441.5 GWh | Aug 1997 | May 2026 | Natural Gas |
| Two Creeks Solar | Wisconsin Public Service Corp | Two Rivers, WI | Midcontinent Independent System Operator, Inc. (MISO) | 185.0 GWh | Oct 2020 | May 2026 | Solar |
| MMSD Jones Island Wastewater | Milwaukee Metro Sewerage Dist | Milwaukee, WI | Midcontinent Independent System Operator, Inc. (MISO) | 83.3 GWh | Dec 1970 | May 2026 | Natural Gas : 84.8% Landfill Gas : 14.2% Distillate Fuel Oil : 1.0% |
| Pulliam | Wisconsin Public Service Corp | Green Bay, WI | Midcontinent Independent System Operator, Inc. (MISO) | 103.2 GWh | Aug 1949 | May 2026 | Natural Gas |
| West Riverside Energy Center | Wisconsin Power & Light Co | Beloit, WI | Midcontinent Independent System Operator, Inc. (MISO) | 4.2 TWh | Apr 2020 | May 2026 | Natural Gas : 99.9% |
| Port Edwards Mill | Domtar Industries Inc | Port Edwards, WI | Midcontinent Independent System Operator, Inc. (MISO) | 36.8 GWh | Dec 1912 | May 2026 | Water |
| Kaukauna Paper Mill | Thilmany LLC | Kaukauna, WI | Midcontinent Independent System Operator, Inc. (MISO) | 90.0 GWh | Dec 1950 | May 2026 | Black Liquor : 51.1% Natural Gas : 48.9% |
| Weston | Wisconsin Public Service Corp | Rothschild, WI | Midcontinent Independent System Operator, Inc. (MISO) | 4.1 TWh | Nov 1954 | May 2026 | Subbituminous Coal : 99.3% Natural Gas : 0.7% |
| Rhinelander Mill | Ahlstrom-Munksjo | Rhinelander, WI | Midcontinent Independent System Operator, Inc. (MISO) | 7.3 GWh | Nov 1917 | May 2026 | Water |
| Mosinee Mill | Ahlstrom-Munksjo NA Specialty Solutions, LLC | Mosinee, WI | Midcontinent Independent System Operator, Inc. (MISO) | 101.2 GWh | Jun 1916 | May 2026 | Black Liquor : 43.1% Natural Gas : 22.1% Water : 15.5% Bituminous Coal : 12.0% Wood/Wood Waste Solids : 5.4% Sludge Waste : 1.4% |
| Omega Hills Gas Recovery | WM Renewable Energy LLC | Germantown, WI | Midcontinent Independent System Operator, Inc. (MISO) | 77.8 GWh | Nov 1985 | May 2026 | Landfill Gas |
| Badger Hollow II | Wisconsin Electric Power Co | Cobb, WI | Midcontinent Independent System Operator, Inc. (MISO) | 212.9 GWh | Nov 2023 | May 2026 | Solar |
| Point Beach Solar | Point Beach Solar | Two Creeks, WI | Midcontinent Independent System Operator, Inc. (MISO) | 197.8 GWh | Aug 2021 | May 2026 | Solar |
| Darien Solar | Wisconsin Electric Power Co | Darien, WI | Midcontinent Independent System Operator, Inc. (MISO) | 366.3 GWh | Feb 2025 | May 2026 | Solar |
| Georgia-Pacific Corp - Nekoosa Mill | Domtar Industries Inc | Nekoosa, WI | Midcontinent Independent System Operator, Inc. (MISO) | 159.9 GWh | Dec 1911 | May 2026 | Natural Gas : 43.1% Black Liquor : 41.5% Water : 15.5% |
| New Badger | City of Kaukauna (WI) | Kaukauna, WI | Midcontinent Independent System Operator, Inc. (MISO) | 43.8 GWh | Dec 2013 | May 2026 | Water |
| Consumer Operations LLC | Georgia-Pacific Consumer Oper. Green Bay LLC | Green Bay, WI | Midcontinent Independent System Operator, Inc. (MISO) | 239.2 GWh | Dec 1953 | May 2026 | Natural Gas |
| Manitowoc | Manitowoc Public Utilities | Manitowoc, WI | Midcontinent Independent System Operator, Inc. (MISO) | 178.4 GWh | May 1955 | May 2026 | Wood/Wood Waste Solids : 88.2% Petroleum Coke : 6.6% Bituminous Coal : 4.9% |
| Paris Solar | Wisconsin Electric Power Co | Union Grove, WI | Midcontinent Independent System Operator, Inc. (MISO) | 296.3 GWh | Nov 2024 | May 2026 | Solar |
| Columbia (WI) | Wisconsin Power & Light Co | Pardeville, WI | Midcontinent Independent System Operator, Inc. (MISO) | 5.5 TWh | Apr 1975 | May 2026 | Subbituminous Coal : 99.9% |
| Red Barn Energy | Wisconsin Public Service Corp | Montfort, WI | Midcontinent Independent System Operator, Inc. (MISO) | 256.7 GWh | Mar 2023 | May 2026 | Wind |
| Cassville Solar | Wisconsin Power & Light Co | Cassville, WI | Midcontinent Independent System Operator, Inc. (MISO) | 98.7 GWh | Nov 2023 | May 2026 | Solar |
| John P Madgett | Dairyland Power Coop | Alma, WI | Midcontinent Independent System Operator, Inc. (MISO) | 1.1 TWh | Oct 1979 | May 2026 | Subbituminous Coal : 99.5% |
| Crawfish River | Wisconsin Power & Light Co | Jefferson, WI | Midcontinent Independent System Operator, Inc. (MISO) | 129.7 GWh | Nov 2023 | May 2026 | Solar |
| Wood County | Wisconsin Power & Light Co | Nekoosa, WI | Midcontinent Independent System Operator, Inc. (MISO) | 272.9 GWh | Nov 2022 | May 2026 | Solar |
| North Rock | Wisconsin Power & Light Co | Edgerton, WI | Midcontinent Independent System Operator, Inc. (MISO) | 92.6 GWh | Sep 2022 | May 2026 | Solar |
| Bear Creek (WI) | Wisconsin Power & Light Co | Lone Rock, WI | Midcontinent Independent System Operator, Inc. (MISO) | 100.4 GWh | Aug 2022 | May 2026 | Solar |
| Onion River | Wisconsin Power & Light Co | Sheboygan Cedar Grove, WI | Midcontinent Independent System Operator, Inc. (MISO) | 259.6 GWh | Nov 2023 | May 2026 | Solar |
| Grant County | Wisconsin Power & Light Co | Town of Potosi, WI | Midcontinent Independent System Operator, Inc. (MISO) | 375.2 GWh | Apr 2024 | May 2026 | Solar |
| Beaver Dam Solar | Wisconsin Power & Light Co | Dodge, WI | Midcontinent Independent System Operator, Inc. (MISO) | 101.4 GWh | Nov 2023 | May 2026 | Solar |
| Wautoma Solar | Wisconsin Power & Light Co | Wautoma, WI | Midcontinent Independent System Operator, Inc. (MISO) | 189.7 GWh | Nov 2023 | May 2026 | Solar |
| Paddock Solar | Wisconsin Power & Light Co | Beloit, WI | Midcontinent Independent System Operator, Inc. (MISO) | 134.6 GWh | Oct 2023 | May 2026 | Solar |
| Albany Solar (WI) | Wisconsin Power & Light Co | Broadhead, WI | Midcontinent Independent System Operator, Inc. (MISO) | 99.3 GWh | Nov 2023 | May 2026 | Solar |
| Springfield Solar (WI) | Wisconsin Power & Light Co | Lomira, WI | Midcontinent Independent System Operator, Inc. (MISO) | 206.2 GWh | Nov 2023 | May 2026 | Solar |
| Shamrock Solar LLC | Altus Power America Management, LLC | Black River Falls, WI | Midcontinent Independent System Operator, Inc. (MISO) | 5.7 GWh | Nov 2021 | Dec 2025 | Solar |
| Twin Falls (WI) | Wisconsin Electric Power Co | Florence, WI | Midcontinent Independent System Operator, Inc. (MISO) | 37.0 GWh | Jun 2016 | Dec 2025 | Water |
| Sauk DPC Solar | SoCore Energy LLC | Wonewoc, WI | Midcontinent Independent System Operator, Inc. (MISO) | 1.5 GWh | Dec 2016 | Dec 2025 | Solar |
| Lafayette DPC Solar | SoCore Energy LLC | Chippewa Falls, WI | Midcontinent Independent System Operator, Inc. (MISO) | 1.6 GWh | May 2017 | Dec 2025 | Solar |
| Conrath DPC Solar | SoCore Energy LLC | Conrath, WI | Midcontinent Independent System Operator, Inc. (MISO) | 1.5 GWh | May 2017 | Dec 2025 | Solar |
| Sand Lake DPC Solar | SoCore Energy LLC | Centuria, WI | Midcontinent Independent System Operator, Inc. (MISO) | 2.2 GWh | Oct 2017 | Dec 2025 | Solar |
| IKEA Oak Creek Rooftop PV System | IKEA Property Inc | Oak Creek, WI | Midcontinent Independent System Operator, Inc. (MISO) | 1.5 GWh | May 2018 | Dec 2025 | Solar |
| Beloit Memorial Hospital Power Plant | Beloit Memorial Hospital | Beloit, WI | Midcontinent Independent System Operator, Inc. (MISO) | 147.0 MWh | May 2000 | Dec 2025 | Natural Gas : 99.1% Distillate Fuel Oil : 0.9% |
| Galactic Wind | Galactic Wind | Waunakee, WI | Midcontinent Independent System Operator, Inc. (MISO) | 21.2 GWh | Nov 2012 | Dec 2025 | Wind |
| Epic Verona | Epic Hosting, LLC | Verona, WI | Midcontinent Independent System Operator, Inc. (MISO) | 1.8 GWh | May 2009 | Dec 2025 | Solar : 90.8% Distillate Fuel Oil : 9.2% |
| Middleton Airport Solar | Madison Gas & Electric Co | Middleton, WI | Midcontinent Independent System Operator, Inc. (MISO) | 7.4 GWh | Jun 2020 | Dec 2025 | Solar |
| Arcadia Solar | Green Street Power Partners | Arcadia, WI | Midcontinent Independent System Operator, Inc. (MISO) | 7.2 GWh | Aug 2019 | Dec 2025 | Solar |
| Fennimore Solar | Green Street Power Partners | Fennimore, WI | Midcontinent Independent System Operator, Inc. (MISO) | 4.8 GWh | Aug 2019 | Dec 2025 | Solar |
| New Lisbon Solar | Green Street Power Partners | New Lisbon, WI | Midcontinent Independent System Operator, Inc. (MISO) | 4.2 GWh | Aug 2019 | Dec 2025 | Solar |
| Cumberland Solar | Green Street Power Partners | Cumberland, WI | Midcontinent Independent System Operator, Inc. (MISO) | 3.6 GWh | Aug 2019 | Dec 2025 | Solar |
| Cashton Solar | Green Street Power Partners | Cashton, WI | Midcontinent Independent System Operator, Inc. (MISO) | 2.9 GWh | Aug 2019 | Dec 2025 | Solar |
| Elroy Solar | Green Street Power Partners | Mauston, WI | Midcontinent Independent System Operator, Inc. (MISO) | 1.3 GWh | Aug 2019 | Dec 2025 | Solar |
| Dane County Airport Solar | Madison Gas & Electric Co | Madison, WI | Midcontinent Independent System Operator, Inc. (MISO) | 17.4 GWh | Nov 2020 | Dec 2025 | Solar |
| O'Brien Solar Fields | Madison Gas & Electric Co | Fitchburg, WI | Midcontinent Independent System Operator, Inc. (MISO) | 37.4 GWh | Apr 2021 | Dec 2025 | Solar |
| Blue Prairie Solar, LLC | Altus Power America Management, LLC | Black River Falls, WI | Midcontinent Independent System Operator, Inc. (MISO) | 4.3 GWh | Jul 2021 | Dec 2025 | Solar |
| Rice Lake Solar Array | Onsite Partners, LLC | Rice Lake, WI | Midcontinent Independent System Operator, Inc. (MISO) | 7.0 GWh | May 2019 | Dec 2025 | Solar |
| Hermsdorf Solar | Madison Gas & Electric Co | Madison, WI | Midcontinent Independent System Operator, Inc. (MISO) | 16.4 GWh | Feb 2022 | Dec 2025 | Solar |
| Strobus | Altus Power America Management, LLC | Merrillan, WI | Midcontinent Independent System Operator, Inc. (MISO) | 2.9 GWh | Aug 2021 | Dec 2025 | Solar |
| Barron Solar Array | Onsite Partners, LLC | Barron, WI | Midcontinent Independent System Operator, Inc. (MISO) | 5.8 GWh | Jul 2021 | Dec 2025 | Solar |
| Bonduel Solar WI, LLC | Wisconsin Electric Power Co | Bonduel, WI | Midcontinent Independent System Operator, Inc. (MISO) | 12.0 GWh | Nov 2023 | Dec 2025 | Solar |
| Spring Prairie Solar WI, LLC | Wisconsin Electric Power Co | Burlington, WI | Midcontinent Independent System Operator, Inc. (MISO) | 12.8 GWh | Nov 2023 | Dec 2025 | Solar |
| Silver Lake Solar WI, LLC | Wisconsin Electric Power Co | Salem, WI | Midcontinent Independent System Operator, Inc. (MISO) | 8.9 GWh | Nov 2023 | Dec 2025 | Solar |
| Raymond Solar WI, LLC | Wisconsin Electric Power Co | Franksville, WI | Midcontinent Independent System Operator, Inc. (MISO) | 8.3 GWh | Jan 2025 | Dec 2025 | Solar |
| LaFayette Solar WI, LLC | Wisconsin Electric Power Co | Elkhorn, WI | Midcontinent Independent System Operator, Inc. (MISO) | 10.2 GWh | Nov 2024 | Dec 2025 | Solar |
| Jackson Solar WI, LLC | Wisconsin Electric Power Co | Cedarburg, WI | Midcontinent Independent System Operator, Inc. (MISO) | 11.8 GWh | Nov 2023 | Dec 2025 | Solar |
| Hackbarth Solar WI, LLC | Wisconsin Electric Power Co | Fort Atkinson, WI | Midcontinent Independent System Operator, Inc. (MISO) | 8.9 GWh | Nov 2024 | Dec 2025 | Solar |
| Caledonia Solar WI, LLC | Wisconsin Electric Power Co | Caledonia, WI | Midcontinent Independent System Operator, Inc. (MISO) | 9.0 GWh | Mar 2025 | Dec 2025 | Solar |
| Janesville Community Solar | Wisconsin Power & Light Co | Janesville, WI | Midcontinent Independent System Operator, Inc. (MISO) | 2.6 GWh | Mar 2025 | Dec 2025 | Solar |
| Adams PV Plant | Adams PV Plant (WI) | Adams, WI | Midcontinent Independent System Operator, Inc. (MISO) | 15.4 GWh | Jun 2023 | Dec 2025 | Solar |
| Portage Solar Plant | Portage Solar Plant | Portage, WI | Midcontinent Independent System Operator, Inc. (MISO) | 21.2 GWh | May 2023 | Dec 2025 | Solar |
| Rock County Customer Hosted Solar | Wisconsin Power & Light Co | Janesville, WI | Midcontinent Independent System Operator, Inc. (MISO) | 1.6 GWh | Mar 2025 | Dec 2025 | Solar |
| Fond du Lac Community Solar | SoCore Energy LLC | Fond Du Lac, WI | Midcontinent Independent System Operator, Inc. (MISO) | 1.7 GWh | Nov 2021 | Dec 2025 | Solar |
| Antigo-Forrest Street Solar Project | Wisconsin Public Service Corp | Antigo, WI | Midcontinent Independent System Operator, Inc. (MISO) | 9.0 GWh | Oct 2024 | Dec 2025 | Solar |
| Auburn Solar WI, LLC | Wisconsin Electric Power Co | Campbellsport, WI | Midcontinent Independent System Operator, Inc. (MISO) | 8.9 GWh | Nov 2024 | Dec 2025 | Solar |