Directory of Power Plants in Wisconsin
| Plant Name | Utility | Location | Balancing Authority | Annual Generation | Plant Date | Last Update | Fuel Types |
|---|---|---|---|---|---|---|---|
| RockGen Energy Center | Dairyland Power Coop | Cambridge, WI | Midcontinent Independent System Operator, Inc. (MISO) | 496.4 GWh | May 2001 | Dec 2025 | Natural Gas : 99.1% Distillate Fuel Oil : 0.9% |
| Riverside Energy Center | Wisconsin Power & Light Co | Beloit, WI | Midcontinent Independent System Operator, Inc. (MISO) | 3.3 TWh | May 2004 | Dec 2025 | Natural Gas |
| Montfort Wind Energy Center | Wisconsin Electric Power Co | Montfort, WI | Midcontinent Independent System Operator, Inc. (MISO) | 54.6 GWh | May 2002 | Dec 2025 | Wind |
| Fox Energy Center | Wisconsin Public Service Corp | Wrightstown, WI | Midcontinent Independent System Operator, Inc. (MISO) | 3.6 TWh | May 2005 | Dec 2025 | Natural Gas |
| Elm Road Generating Station | Wisconsin Electric Power Co | Oak Creek, WI | Midcontinent Independent System Operator, Inc. (MISO) | 7.4 TWh | Jan 2010 | Dec 2025 | Subbituminous Coal : 78.4% Bituminous Coal : 18.7% Natural Gas : 2.9% |
| Diesel Generators | Madison Gas & Electric Co | Madison, WI | Midcontinent Independent System Operator, Inc. (MISO) | 861.0 MWh | May 2001 | Dec 2025 | Distillate Fuel Oil |
| Blue Sky Green Field Wind Project | Wisconsin Electric Power Co | Fond du Lac, WI | Midcontinent Independent System Operator, Inc. (MISO) | 335.4 GWh | Apr 2008 | Dec 2025 | Wind |
| Butler Ridge | Butler Ridge Wind Energy Center | Mayville, WI | Midcontinent Independent System Operator, Inc. (MISO) | 141.8 GWh | Jan 2009 | Dec 2025 | Wind |
| Forward Wind Energy Center | Wisconsin Public Service Corp | Brownsville, WI | Midcontinent Independent System Operator, Inc. (MISO) | 134.6 GWh | Jun 2008 | Dec 2025 | Wind |
| Quilt Block Wind Farm LLC | Quilt Block Wind Farm LLC | Darlington, WI | Midcontinent Independent System Operator, Inc. (MISO) | 381.1 GWh | Aug 2017 | Dec 2025 | Wind |
| Glacier Hills | Wisconsin Electric Power Co | Cambria, WI | Midcontinent Independent System Operator, Inc. (MISO) | 368.6 GWh | Nov 2011 | Dec 2025 | Wind |
| Waxdale | S.C. Johnson & Son, Inc. | Sturtevant, WI | Midcontinent Independent System Operator, Inc. (MISO) | 37.3 GWh | Nov 2003 | Dec 2025 | Natural Gas : 43.0% Landfill Gas : 35.1% Wind : 13.4% Solar : 8.5% |
| Warren DPC Solar | SoCore Energy LLC | Roberts, WI | Midcontinent Independent System Operator, Inc. (MISO) | 3.8 GWh | Apr 2017 | Dec 2025 | Solar |
| Liberty Pole DPC Solar | SoCore Energy LLC | Viroqua, WI | Midcontinent Independent System Operator, Inc. (MISO) | 1.9 GWh | Apr 2017 | Dec 2025 | Solar |
| Downsville DPC Solar | SoCore Energy LLC | Menomonee, WI | Midcontinent Independent System Operator, Inc. (MISO) | 1.6 GWh | Jan 2017 | Dec 2025 | Solar |
| Mt. Hope DPC Solar | SoCore Energy LLC | Mt. Hope, WI | Midcontinent Independent System Operator, Inc. (MISO) | 2.1 GWh | Dec 2016 | Dec 2025 | Solar |
| Medford DPC Solar | SoCore Energy LLC | Medford, WI | Midcontinent Independent System Operator, Inc. (MISO) | 2.6 GWh | Jan 2017 | Dec 2025 | Solar |
| Whistling Winds DPC Solar | SoCore Energy LLC | New Lisbon, WI | Midcontinent Independent System Operator, Inc. (MISO) | 1.7 GWh | May 2017 | Dec 2025 | Solar |
| New Auburn DPC Solar | SoCore Energy LLC | New Auburn, WI | Midcontinent Independent System Operator, Inc. (MISO) | 4.4 GWh | Dec 2017 | Dec 2025 | Solar |
| Badger Hollow I | Wisconsin Public Service Corp | Montfort, WI | Midcontinent Independent System Operator, Inc. (MISO) | 203.8 GWh | Oct 2021 | Dec 2025 | Solar |
| Two Creeks Solar | Wisconsin Public Service Corp | Two Rivers, WI | Midcontinent Independent System Operator, Inc. (MISO) | 191.6 GWh | Oct 2020 | Dec 2025 | Solar |
| West Riverside Energy Center | Wisconsin Power & Light Co | Beloit, WI | Midcontinent Independent System Operator, Inc. (MISO) | 4.4 TWh | Apr 2020 | Dec 2025 | Natural Gas : 99.9% |
| Badger Hollow II | Wisconsin Electric Power Co | Cobb, WI | Midcontinent Independent System Operator, Inc. (MISO) | 205.8 GWh | Nov 2023 | Dec 2025 | Solar |
| Point Beach Solar | Point Beach Solar | Two Creeks, WI | Midcontinent Independent System Operator, Inc. (MISO) | 203.4 GWh | Aug 2021 | Dec 2025 | Solar |
| Darien Solar | Wisconsin Electric Power Co | Darien, WI | Midcontinent Independent System Operator, Inc. (MISO) | 314.6 GWh | - | Dec 2025 | Solar |
| Cassville Solar | Wisconsin Power & Light Co | Cassville, WI | Midcontinent Independent System Operator, Inc. (MISO) | 97.7 GWh | Nov 2023 | Dec 2025 | Solar |
| Springfield Solar (WI) | Wisconsin Power & Light Co | Lomira, WI | Midcontinent Independent System Operator, Inc. (MISO) | 203.6 GWh | Nov 2023 | Dec 2025 | Solar |
| Albany Solar (WI) | Wisconsin Power & Light Co | Broadhead, WI | Midcontinent Independent System Operator, Inc. (MISO) | 98.0 GWh | Nov 2023 | Dec 2025 | Solar |
| Paddock Solar | Wisconsin Power & Light Co | Beloit, WI | Midcontinent Independent System Operator, Inc. (MISO) | 135.2 GWh | Oct 2023 | Dec 2025 | Solar |
| Wautoma Solar | Wisconsin Power & Light Co | Wautoma, WI | Midcontinent Independent System Operator, Inc. (MISO) | 187.1 GWh | Nov 2023 | Dec 2025 | Solar |
| Beaver Dam Solar | Wisconsin Power & Light Co | Dodge, WI | Midcontinent Independent System Operator, Inc. (MISO) | 99.8 GWh | Nov 2023 | Dec 2025 | Solar |
| Grant County | Wisconsin Power & Light Co | Town of Potosi, WI | Midcontinent Independent System Operator, Inc. (MISO) | 376.2 GWh | Apr 2024 | Dec 2025 | Solar |
| Onion River | Wisconsin Power & Light Co | Sheboygan Cedar Grove, WI | Midcontinent Independent System Operator, Inc. (MISO) | 255.7 GWh | Nov 2023 | Dec 2025 | Solar |
| Bear Creek (WI) | Wisconsin Power & Light Co | Lone Rock, WI | Midcontinent Independent System Operator, Inc. (MISO) | 100.4 GWh | Aug 2022 | Dec 2025 | Solar |
| North Rock | Wisconsin Power & Light Co | Edgerton, WI | Midcontinent Independent System Operator, Inc. (MISO) | 100.7 GWh | Sep 2022 | Dec 2025 | Solar |
| Wood County | Wisconsin Power & Light Co | Nekoosa, WI | Midcontinent Independent System Operator, Inc. (MISO) | 275.0 GWh | Nov 2022 | Dec 2025 | Solar |
| Crawfish River | Wisconsin Power & Light Co | Jefferson, WI | Midcontinent Independent System Operator, Inc. (MISO) | 131.0 GWh | Nov 2023 | Dec 2025 | Solar |
| Red Barn Energy | Wisconsin Public Service Corp | Montfort, WI | Midcontinent Independent System Operator, Inc. (MISO) | 253.7 GWh | Mar 2023 | Dec 2025 | Wind |
| Paris Solar | Wisconsin Electric Power Co | Union Grove, WI | Midcontinent Independent System Operator, Inc. (MISO) | 296.4 GWh | Nov 2024 | Dec 2025 | Solar |
| Apple River Solar, LLC | Geronimo Power | Polk County, WI | 4.7 GWh | - | Dec 2025 | Solar |
Browse Power Plants By Wisconsin Counties
Figures are based on December 2025 generation numbers.| County | State Rank | Active Plants | Dec 2025 Generation |
|---|---|---|---|
| Washington County, WI | # 31 | 5 | 113.9 GWh |
| Portage County, WI | # 32 | 6 | 109.3 GWh |
| Adams County, WI | # 33 | 2 | 108.7 GWh |
| Richland County, WI | # 34 | 4 | 106.3 GWh |
| Dunn County, WI | # 35 | 5 | 65.9 GWh |
| La Crosse County, WI | # 36 | 2 | 63.8 GWh |
| Florence County, WI | # 37 | 3 | 56.6 GWh |
| Eau Claire County, WI | # 38 | 2 | 42.4 GWh |
| Oneida County, WI | # 39 | 3 | 24.9 GWh |
| Oconto County, WI | # 40 | 3 | 19.0 GWh |
| Barron County, WI | # 41 | 5 | 17.0 GWh |
| St. Croix County, WI | # 42 | 3 | 16.7 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 | 10.1 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 | 2.6 GWh |
| Langlade County, WI | # 59 | 1 | 279.0 MWh |