Directory of Power Plants in Wisconsin
| Plant Name | Utility | Location | Balancing Authority | Annual Generation | Plant Date | Last Update | Fuel Types |
|---|---|---|---|---|---|---|---|
| West Marinette | Wisconsin Public Service Corp | Peshtigo, WI | Midcontinent Independent System Operator, Inc. (MISO) | 90.3 GWh | May 1971 | Dec 2025 | Natural Gas |
| Kaukauna Paper Mill | Thilmany LLC | Kaukauna, WI | Midcontinent Independent System Operator, Inc. (MISO) | 92.1 GWh | Dec 1950 | Jul 2026 | Black Liquor : 50.3% Natural Gas : 49.7% |
| North Rock | Wisconsin Power & Light Co | Edgerton, WI | Midcontinent Independent System Operator, Inc. (MISO) | 92.7 GWh | Sep 2022 | Aug 2026 | Solar |
| Petenwell | Wisconsin River Power Company | Necedah, WI | Midcontinent Independent System Operator, Inc. (MISO) | 97.2 GWh | Jul 1949 | Dec 2025 | Water |
| Albany Solar (WI) | Wisconsin Power & Light Co | Broadhead, WI | Midcontinent Independent System Operator, Inc. (MISO) | 98.7 GWh | Nov 2023 | Aug 2026 | Solar |
| Cassville Solar | Wisconsin Power & Light Co | Cassville, WI | Midcontinent Independent System Operator, Inc. (MISO) | 98.8 GWh | Nov 2023 | Aug 2026 | Solar |
| Bear Creek (WI) | Wisconsin Power & Light Co | Lone Rock, WI | Midcontinent Independent System Operator, Inc. (MISO) | 100.6 GWh | Aug 2022 | Aug 2026 | Solar |
| Beaver Dam Solar | Wisconsin Power & Light Co | Dodge, WI | Midcontinent Independent System Operator, Inc. (MISO) | 102.1 GWh | Nov 2023 | Aug 2026 | Solar |
| Jim Falls | Northern States Power Co - Minnesota | Jim Falls, WI | Midcontinent Independent System Operator, Inc. (MISO) | 105.3 GWh | Jun 1988 | Dec 2025 | Water |
| Packaging of America Tomahawk Mill | PCA-Tomahawk Mill | Tomahawk, WI | Midcontinent Independent System Operator, Inc. (MISO) | 113.1 GWh | Dec 1919 | Dec 2025 | Wood/Wood Waste Solids : 35.4% Natural Gas : 35.0% Black Liquor : 18.0% Water : 11.0% Other Biomass Solids : 0.6% |
| Biron Mill | ND Paper, Inc. | Wisconsin Rapids, WI | Midcontinent Independent System Operator, Inc. (MISO) | 113.7 GWh | Aug 1947 | Dec 2025 | Natural Gas |
| Wissota | Northern States Power Co - Minnesota | Chippewa Falls, WI | Midcontinent Independent System Operator, Inc. (MISO) | 118.3 GWh | Dec 1916 | Dec 2025 | Water |
| Forward Wind Energy Center | Wisconsin Public Service Corp | Brownsville, WI | Midcontinent Independent System Operator, Inc. (MISO) | 119.7 GWh | Jun 2008 | Aug 2026 | Wind |
| Crawfish River | Wisconsin Power & Light Co | Jefferson, WI | Midcontinent Independent System Operator, Inc. (MISO) | 127.9 GWh | Nov 2023 | Aug 2026 | Solar |
| Paddock Solar | Wisconsin Power & Light Co | Beloit, WI | Midcontinent Independent System Operator, Inc. (MISO) | 131.7 GWh | Oct 2023 | Aug 2026 | Solar |
| Butler Ridge | Butler Ridge Wind Energy Center | Mayville, WI | Midcontinent Independent System Operator, Inc. (MISO) | 138.1 GWh | Jan 2009 | Aug 2026 | Wind |
| Weston RICE | Wisconsin Public Service Corp | Kronenwetter, WI | Midcontinent Independent System Operator, Inc. (MISO) | 144.5 GWh | Jun 2023 | Dec 2025 | Natural Gas |
| Georgia-Pacific Corp - Nekoosa Mill | Domtar Industries Inc | Nekoosa, WI | Midcontinent Independent System Operator, Inc. (MISO) | 149.2 GWh | Dec 1911 | Aug 2026 | Natural Gas : 42.4% Black Liquor : 41.9% Water : 15.7% |
| Prairie Du Sac | Wisconsin Power & Light Co | Prairie du Sac, WI | Midcontinent Independent System Operator, Inc. (MISO) | 152.9 GWh | Sep 1915 | Dec 2025 | Water |
| Rothschild Biomass Cogen Facility | Wisconsin Electric Power Co | Rothschild, WI | Midcontinent Independent System Operator, Inc. (MISO) | 165.6 GWh | Oct 2013 | Dec 2025 | Wood/Wood Waste Solids : 94.7% Natural Gas : 5.3% |
| Apple River Solar, LLC | Geronimo Power | Amery, WI | Midcontinent Independent System Operator, Inc. (MISO) | 171.9 GWh | Nov 2025 | Aug 2026 | Solar |
| Bay Front | Northern States Power Co - Minnesota | Ashland, WI | Midcontinent Independent System Operator, Inc. (MISO) | 176.9 GWh | Dec 1948 | Dec 2025 | Wood/Wood Waste Solids : 95.1% Tire-derived Fuels : 4.2% Natural Gas : 0.7% |
| De Pere Energy Center | Wisconsin Public Service Corp | De Pere, WI | Midcontinent Independent System Operator, Inc. (MISO) | 180.2 GWh | May 1999 | Dec 2025 | Natural Gas : 59.9% Distillate Fuel Oil : 40.1% |
| Two Creeks Solar | Wisconsin Public Service Corp | Two Rivers, WI | Midcontinent Independent System Operator, Inc. (MISO) | 183.8 GWh | Oct 2020 | Aug 2026 | Solar |
| Cedar Ridge | Wisconsin Power & Light Co | Eden, WI | Midcontinent Independent System Operator, Inc. (MISO) | 184.8 GWh | Nov 2008 | Dec 2025 | Wind |
| Manitowoc | Manitowoc Public Utilities | Manitowoc, WI | Midcontinent Independent System Operator, Inc. (MISO) | 190.6 GWh | May 1955 | Aug 2026 | Wood/Wood Waste Solids : 82.3% Petroleum Coke : 8.9% Bituminous Coal : 8.5% |
| Wautoma Solar | Wisconsin Power & Light Co | Wautoma, WI | Midcontinent Independent System Operator, Inc. (MISO) | 191.0 GWh | Nov 2023 | Aug 2026 | Solar |
| Point Beach Solar | Point Beach Solar | Two Creeks, WI | Midcontinent Independent System Operator, Inc. (MISO) | 197.3 GWh | Aug 2021 | Aug 2026 | Solar |
| Badger Hollow I | Wisconsin Public Service Corp | Montfort, WI | Midcontinent Independent System Operator, Inc. (MISO) | 198.7 GWh | Oct 2021 | Aug 2026 | Solar |
| Concord | Wisconsin Electric Power Co | Watertown, WI | Midcontinent Independent System Operator, Inc. (MISO) | 203.4 GWh | Jun 1993 | Dec 2025 | Natural Gas : 98.9% Distillate Fuel Oil : 1.1% |
| Springfield Solar (WI) | Wisconsin Power & Light Co | Lomira, WI | Midcontinent Independent System Operator, Inc. (MISO) | 206.7 GWh | Nov 2023 | Aug 2026 | Solar |
| Badger Hollow II | Wisconsin Electric Power Co | Cobb, WI | Midcontinent Independent System Operator, Inc. (MISO) | 211.7 GWh | Nov 2023 | Aug 2026 | Solar |
| Whitewater Generating Station | Wisconsin Electric Power Co | Whitewater, WI | Midcontinent Independent System Operator, Inc. (MISO) | 212.1 GWh | Aug 1997 | Aug 2026 | Natural Gas : 98.9% Distillate Fuel Oil : 1.1% |
| Paris (WI) | Wisconsin Electric Power Co | Union Grove, WI | Midcontinent Independent System Operator, Inc. (MISO) | 215.0 GWh | Feb 1995 | Dec 2025 | Natural Gas |
| Consumer Operations LLC | Georgia-Pacific Consumer Oper. Green Bay LLC | Green Bay, WI | Midcontinent Independent System Operator, Inc. (MISO) | 243.4 GWh | Dec 1953 | Aug 2026 | Natural Gas |
| Onion River | Wisconsin Power & Light Co | Sheboygan Cedar Grove, WI | Midcontinent Independent System Operator, Inc. (MISO) | 256.3 GWh | Nov 2023 | Aug 2026 | Solar |
| Red Barn Energy | Wisconsin Public Service Corp | Montfort, WI | Midcontinent Independent System Operator, Inc. (MISO) | 257.2 GWh | Mar 2023 | Aug 2026 | Wind |
| Wood County | Wisconsin Power & Light Co | Nekoosa, WI | Midcontinent Independent System Operator, Inc. (MISO) | 280.1 GWh | Nov 2022 | Aug 2026 | Solar |
| Paris Solar | Wisconsin Electric Power Co | Union Grove, WI | Midcontinent Independent System Operator, Inc. (MISO) | 285.7 GWh | Nov 2024 | Aug 2026 | Solar |
| Valley (WI) | Wisconsin Electric Power Co | Milwaukee, WI | Midcontinent Independent System Operator, Inc. (MISO) | 304.7 GWh | May 1968 | Aug 2026 | Natural Gas |
| West Campus Cogeneration Facility | Madison Gas & Electric Co | Madison, WI | Midcontinent Independent System Operator, Inc. (MISO) | 305.2 GWh | Mar 2005 | Dec 2025 | Natural Gas |
| Blue Sky Green Field Wind Project | Wisconsin Electric Power Co | Fond du Lac, WI | Midcontinent Independent System Operator, Inc. (MISO) | 315.7 GWh | Apr 2008 | Aug 2026 | Wind |
| Glacier Hills | Wisconsin Electric Power Co | Cambria, WI | Midcontinent Independent System Operator, Inc. (MISO) | 330.9 GWh | Nov 2011 | Aug 2026 | Wind |
| Darien Solar | Wisconsin Electric Power Co | Darien, WI | Midcontinent Independent System Operator, Inc. (MISO) | 361.6 GWh | Feb 2025 | Aug 2026 | Solar |
| Combined Locks Energy Center | McKinley Paper | Combined Locks, WI | Midcontinent Independent System Operator, Inc. (MISO) | 363.5 GWh | Apr 2002 | Oct 2025 | Natural Gas |
| Quilt Block Wind Farm LLC | Quilt Block Wind Farm LLC | Darlington, WI | Midcontinent Independent System Operator, Inc. (MISO) | 369.3 GWh | Aug 2017 | Aug 2026 | Wind |
| Grant County | Wisconsin Power & Light Co | Town of Potosi, WI | Midcontinent Independent System Operator, Inc. (MISO) | 376.0 GWh | Apr 2024 | Aug 2026 | Solar |
| Sheboygan Falls | Wisconsin Power & Light Co | Sheboygan, WI | Midcontinent Independent System Operator, Inc. (MISO) | 452.5 GWh | May 2005 | Dec 2025 | Natural Gas |
| Alliant Energy Neenah | Wisconsin Power & Light Co | Neenah, WI | Midcontinent Independent System Operator, Inc. (MISO) | 482.7 GWh | Apr 2000 | Dec 2025 | Natural Gas |
| RockGen Energy Center | Dairyland Power Coop | Cambridge, WI | Midcontinent Independent System Operator, Inc. (MISO) | 597.7 GWh | May 2001 | Aug 2026 | Natural Gas : 98.3% Distillate Fuel Oil : 1.7% |
| John P Madgett | Dairyland Power Coop | Alma, WI | Midcontinent Independent System Operator, Inc. (MISO) | 1.0 TWh | Oct 1979 | Aug 2026 | Subbituminous Coal : 99.4% Distillate Fuel Oil : 0.6% |
| Edgewater | Wisconsin Power & Light Co | Sheboygan, WI | Midcontinent Independent System Operator, Inc. (MISO) | 2.0 TWh | Jun 1951 | Aug 2026 | Subbituminous Coal : 99.9% |
| South Oak Creek | Wisconsin Electric Power Co | Oak Creek, WI | Midcontinent Independent System Operator, Inc. (MISO) | 2.1 TWh | Nov 1959 | Aug 2026 | Subbituminous Coal : 99.6% |
| Riverside Energy Center | Wisconsin Power & Light Co | Beloit, WI | Midcontinent Independent System Operator, Inc. (MISO) | 3.4 TWh | May 2004 | Aug 2026 | Natural Gas |
| Weston | Wisconsin Public Service Corp | Rothschild, WI | Midcontinent Independent System Operator, Inc. (MISO) | 4.0 TWh | Nov 1954 | Aug 2026 | Subbituminous Coal : 99.4% Natural Gas : 0.6% |
| Fox Energy Center | Wisconsin Public Service Corp | Wrightstown, WI | Midcontinent Independent System Operator, Inc. (MISO) | 4.1 TWh | May 2005 | Aug 2026 | Natural Gas |
| West Riverside Energy Center | Wisconsin Power & Light Co | Beloit, WI | Midcontinent Independent System Operator, Inc. (MISO) | 4.1 TWh | Apr 2020 | Aug 2026 | Natural Gas |
| Columbia (WI) | Wisconsin Power & Light Co | Pardeville, WI | Midcontinent Independent System Operator, Inc. (MISO) | 5.2 TWh | Apr 1975 | Aug 2026 | Subbituminous Coal : 99.9% |
| Port Washington Generating Station | Wisconsin Electric Power Co | Port Washington, WI | Midcontinent Independent System Operator, Inc. (MISO) | 6.6 TWh | Jun 2005 | Aug 2026 | Natural Gas |
| Elm Road Generating Station | Wisconsin Electric Power Co | Oak Creek, WI | Midcontinent Independent System Operator, Inc. (MISO) | 7.9 TWh | Jan 2010 | Aug 2026 | Subbituminous Coal : 87.0% Bituminous Coal : 9.6% Natural Gas : 3.3% |
| Point Beach Nuclear Plant | NextEra Energy Point Beach LLC | Two Rivers, WI | Midcontinent Independent System Operator, Inc. (MISO) | 10.0 TWh | May 1969 | Aug 2026 | Nuclear |