Directory of Power Plants in Wisconsin
| Plant Name | Utility | Location | Balancing Authority | Annual Generation | Plant Date | Last Update | Fuel Types |
|---|---|---|---|---|---|---|---|
| Caldron Falls | Wisconsin Public Service Corp | Town of Stephenson, WI | Midcontinent Independent System Operator, Inc. (MISO) | 13.7 GWh | Oct 1924 | Dec 2024 | Water |
| Cashton | Village of Cashton - (WI) | Cashton, WI | Midcontinent Independent System Operator, Inc. (MISO) | 7.8 MWh | Jul 1932 | Dec 2024 | Distillate Fuel Oil : 98.9% Natural Gas : 1.1% |
| 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 |
| Cashton Solar | Butter Solar, LLC | Cashton, WI | Midcontinent Independent System Operator, Inc. (MISO) | 3.2 GWh | Aug 2019 | Dec 2024 | Solar |
| Cassville Solar | Wisconsin Power & Light Co | Cassville, WI | Midcontinent Independent System Operator, Inc. (MISO) | 97.7 GWh | Nov 2023 | Dec 2025 | Solar |
| Castle Rock | Wisconsin River Power Company | Adams, WI | Midcontinent Independent System Operator, Inc. (MISO) | 91.9 GWh | Jul 1950 | Dec 2024 | Water |
| Cedar Falls (WI) | Northern States Power Co - Minnesota | Menomonie, WI | Midcontinent Independent System Operator, Inc. (MISO) | 34.3 GWh | Dec 1909 | Dec 2024 | Water |
| Cedar Ridge | Wisconsin Power & Light Co | Eden, WI | Midcontinent Independent System Operator, Inc. (MISO) | 174.6 GWh | Nov 2008 | Dec 2024 | Wind |
| Chippewa Falls | Northern States Power Co - Minnesota | Chippewa Falls, WI | Midcontinent Independent System Operator, Inc. (MISO) | 63.0 GWh | Dec 1927 | Dec 2024 | Water |
| City of Milwaukee Landfill | Wisconsin Electric Power Co | Milwaukee, WI | Midcontinent Independent System Operator, Inc. (MISO) | 3.6 GWh | Jan 2021 | Dec 2024 | Solar |
| Clam River Dam | Renewable World Energies LLC | Danbury, WI | Midcontinent Independent System Operator, Inc. (MISO) | 5.1 GWh | Mar 1942 | Dec 2024 | Water |
| Columbia (WI) | Wisconsin Power & Light Co | Pardeville, WI | Midcontinent Independent System Operator, Inc. (MISO) | 6.0 TWh | Apr 1975 | Dec 2025 | Subbituminous Coal : 99.9% |
| Combined Locks | City of Kaukauna | Combined Locks, WI | Midcontinent Independent System Operator, Inc. (MISO) | 43.4 GWh | Jan 1988 | Dec 2024 | Water |
| Combined Locks Energy Center | McKinley Paper | Combined Locks, WI | Midcontinent Independent System Operator, Inc. (MISO) | 310.4 GWh | Apr 2002 | Dec 2024 | Natural Gas |
| Concord | Wisconsin Electric Power Co | Watertown, WI | Midcontinent Independent System Operator, Inc. (MISO) | 175.2 GWh | Jun 1993 | Dec 2024 | Natural Gas : 99.8% |
| Conrath DPC Solar | SoCore Energy LLC | Conrath, WI | Midcontinent Independent System Operator, Inc. (MISO) | 1.4 GWh | May 2017 | Dec 2024 | Solar |
| Consumer Operations LLC | Georgia-Pacific Consumer Oper. Green Bay LLC | Green Bay, WI | Midcontinent Independent System Operator, Inc. (MISO) | 224.9 GWh | Dec 1953 | Dec 2025 | Natural Gas |
| Cornell | Northern States Power Co - Minnesota | Chippewa Falls, WI | Midcontinent Independent System Operator, Inc. (MISO) | 82.4 GWh | Jun 1976 | Dec 2024 | Water |
| Crawfish River | Wisconsin Power & Light Co | Jefferson, WI | Midcontinent Independent System Operator, Inc. (MISO) | 131.0 GWh | Nov 2023 | Dec 2025 | Solar |
| CREE | Wisconsin Electric Power Co | Racine, WI | Midcontinent Independent System Operator, Inc. (MISO) | 2.3 GWh | Jul 2021 | Dec 2024 | Solar |
| Cumberland Solar | Butter Solar, LLC | Cumberland, WI | Midcontinent Independent System Operator, Inc. (MISO) | 3.7 GWh | Aug 2019 | Dec 2024 | Solar |
| Cumberland (WI) | City of Cumberland - (WI) | Cumberland, WI | Midcontinent Independent System Operator, Inc. (MISO) | 260.0 MWh | Jul 1939 | Dec 2024 | Distillate Fuel Oil : 71.5% Natural Gas : 28.5% |
| Custer Energy Center | Manitowoc Public Utilities | Manitowoc, WI | Midcontinent Independent System Operator, Inc. (MISO) | 5.5 GWh | May 1999 | Dec 2024 | Natural Gas |
Browse Power Plants By Wisconsin Counties
Figures are based on December 2024 generation numbers.| County | State Rank | Active Plants | Dec 2024 Generation |
|---|---|---|---|
| Marinette County, WI | # 24 | 10 | 193.4 GWh |
| Milwaukee County, WI | # 2 | 11 | 10.0 TWh |
| Monroe County, WI | # 43 | 3 | 14.0 GWh |
| Oconto County, WI | # 40 | 3 | 19.0 GWh |
| Oneida County, WI | # 39 | 3 | 24.9 GWh |
| Outagamie County, WI | # 7 | 15 | 4.2 TWh |
| Ozaukee County, WI | # 4 | 2 | 7.3 TWh |
| Pierce County, WI | # 57 | 2 | 3.0 GWh |
| Polk County, WI | # 30 | 6 | 123.4 GWh |
| Portage County, WI | # 32 | 6 | 109.3 GWh |
| Price County, WI | # 47 | 6 | 12.4 GWh |
| Racine County, WI | # 21 | 5 | 336.0 GWh |
| Richland County, WI | # 34 | 4 | 106.3 GWh |
| Rock County, WI | # 3 | 15 | 8.3 TWh |
| Rusk County, WI | # 28 | 6 | 137.5 GWh |
| Sauk County, WI | # 27 | 1 | 143.8 GWh |
| Sawyer County, WI | # 46 | 4 | 13.2 GWh |
| Sheboygan County, WI | # 8 | 5 | 2.9 TWh |
| St. Croix County, WI | # 42 | 3 | 16.7 GWh |
| Taylor County, WI | # 58 | 1 | 2.6 GWh |
| Trempealeau County, WI | # 50 | 2 | 8.6 GWh |
| Vernon County, WI | # 54 | 5 | 6.1 GWh |
| Walworth County, WI | # 55 | 3 | 4.0 GWh |
| Washburn County, WI | # 49 | 3 | 10.1 GWh |
| Washington County, WI | # 31 | 5 | 113.9 GWh |
| Waukesha County, WI | # 53 | 2 | 7.0 GWh |
| Waushara County, WI | # 25 | 1 | 187.1 GWh |
| Winnebago County, WI | # 12 | 5 | 748.7 GWh |
| Wood County, WI | # 14 | 10 | 671.3 GWh |