Directory of Power Plants in Wisconsin
| Plant Name | Utility | Location | Balancing Authority | Annual Generation | Plant Date | Last Update | Fuel Types |
|---|---|---|---|---|---|---|---|
| Port Edwards Mill | Domtar Industries Inc | Port Edwards, WI | Midcontinent Independent System Operator, Inc. (MISO) | 39.4 GWh | Dec 1912 | Jan 2025 | Water |
| Park Mill | Eagle Creek Renewable Energy, LLC | Marinette, WI | Midcontinent Independent System Operator, Inc. (MISO) | 9.9 GWh | Dec 1919 | Dec 2023 | Water |
| Point Beach Nuclear Plant | NextEra Energy Point Beach LLC | Two Rivers, WI | Midcontinent Independent System Operator, Inc. (MISO) | 10.1 TWh | May 1969 | Jan 2025 | Nuclear |
| Packaging of America Tomahawk Mill | PCA-Tomahawk Mill | Tomahawk, WI | Midcontinent Independent System Operator, Inc. (MISO) | 112.9 GWh | Dec 1919 | Dec 2023 | Natural Gas : 36.9% Wood/Wood Waste Solids : 34.9% Black Liquor : 15.8% Water : 12.0% |
| Point Beach Solar | Point Beach Solar | Two Creeks, WI | Midcontinent Independent System Operator, Inc. (MISO) | 210.3 GWh | Aug 2021 | Jan 2025 | Solar |
| Port Washington Generating Station | Wisconsin Electric Power Co | Port Washington, WI | Midcontinent Independent System Operator, Inc. (MISO) | 7.4 TWh | Jun 2005 | Jan 2025 | Natural Gas |
| Pine | Wisconsin Electric Power Co | Florence, WI | Midcontinent Independent System Operator, Inc. (MISO) | 12.1 GWh | May 1922 | Dec 2023 | Water |
| Paris (WI) | Wisconsin Electric Power Co | Union Grove, WI | Midcontinent Independent System Operator, Inc. (MISO) | 160.2 GWh | Feb 1995 | Dec 2023 | Natural Gas |
| Paris Solar | Wisconsin Electric Power Co | Union Grove, WI | Midcontinent Independent System Operator, Inc. (MISO) | 18.0 GWh | - | Jan 2025 | Solar |
| Prairie Du Sac | Wisconsin Power & Light Co | Prairie du Sac, WI | Midcontinent Independent System Operator, Inc. (MISO) | 131.0 GWh | Sep 1915 | Dec 2023 | Water |
| Paddock Solar | Wisconsin Power & Light Co | Beloit, WI | Midcontinent Independent System Operator, Inc. (MISO) | 123.1 GWh | Oct 2023 | Jan 2025 | Solar |
| Potato Rapids | Wisconsin Public Service Corp | Town of Porterfield, WI | Midcontinent Independent System Operator, Inc. (MISO) | 4.2 GWh | Apr 1921 | Dec 2023 | Water |
| Pulliam | Wisconsin Public Service Corp | Green Bay, WI | Midcontinent Independent System Operator, Inc. (MISO) | 55.7 GWh | Aug 1949 | Jan 2025 | Natural Gas |
| Petenwell | Wisconsin River Power Company | Necedah, WI | Midcontinent Independent System Operator, Inc. (MISO) | 95.5 GWh | Jul 1949 | Dec 2023 | Water |
| Pheasant Run Landfill Gas Recovery | WM Renewable Energy LLC | Bristol, WI | Midcontinent Independent System Operator, Inc. (MISO) | 40.5 GWh | Jan 1992 | Dec 2023 | Landfill Gas |
Browse Power Plants By Wisconsin Counties
Figures are based on January 2025 generation numbers.| County | State Rank | Active Plants | Jan 2025 Generation |
|---|---|---|---|
| Manitowoc County, WI | # 1 | 7 | 10.7 TWh |
| Milwaukee County, WI | # 2 | 11 | 10.4 TWh |
| Rock County, WI | # 3 | 15 | 8.5 TWh |
| Ozaukee County, WI | # 4 | 1 | 7.4 TWh |
| Columbia County, WI | # 5 | 6 | 5.3 TWh |
| Outagamie County, WI | # 6 | 15 | 5.1 TWh |
| Marathon County, WI | # 7 | 8 | 4.4 TWh |
| Sheboygan County, WI | # 8 | 5 | 2.8 TWh |
| Jefferson County, WI | # 9 | 7 | 1.1 TWh |
| Buffalo County, WI | # 10 | 3 | 915.4 GWh |
| Dane County, WI | # 11 | 23 | 879.2 GWh |
| Wood County, WI | # 12 | 10 | 769.2 GWh |
| Winnebago County, WI | # 13 | 5 | 621.5 GWh |
| Grant County, WI | # 14 | 9 | 593.0 GWh |
| Dodge County, WI | # 15 | 6 | 586.0 GWh |
| Chippewa County, WI | # 16 | 11 | 553.3 GWh |
| Fond du Lac County, WI | # 17 | 9 | 528.7 GWh |
| Brown County, WI | # 18 | 8 | 521.9 GWh |
| Iowa County, WI | # 19 | 3 | 459.9 GWh |
| Lafayette County, WI | # 20 | 2 | 407.7 GWh |
| Marinette County, WI | # 21 | 10 | 296.6 GWh |
| Lincoln County, WI | # 22 | 5 | 223.0 GWh |
| Kenosha County, WI | # 23 | 5 | 204.5 GWh |
| Waushara County, WI | # 24 | 1 | 180.6 GWh |
| Ashland County, WI | # 25 | 2 | 159.9 GWh |
| Sauk County, WI | # 26 | 1 | 131.0 GWh |
| Rusk County, WI | # 27 | 6 | 124.9 GWh |
| Juneau County, WI | # 28 | 9 | 104.4 GWh |
| County | State Rank | Active Plants | Jan 2025 Generation |
|---|---|---|---|
| Richland County, WI | # 29 | 4 | 103.5 GWh |
| Washington County, WI | # 30 | 6 | 102.9 GWh |
| Portage County, WI | # 31 | 6 | 92.0 GWh |
| Polk County, WI | # 32 | 5 | 90.8 GWh |
| Adams County, WI | # 33 | 2 | 75.6 GWh |
| Florence County, WI | # 34 | 3 | 65.9 GWh |
| La Crosse County, WI | # 35 | 2 | 65.4 GWh |
| Racine County, WI | # 36 | 5 | 60.3 GWh |
| Dunn County, WI | # 37 | 5 | 58.9 GWh |
| Eau Claire County, WI | # 38 | 2 | 43.1 GWh |
| Oneida County, WI | # 39 | 3 | 24.1 GWh |
| Barron County, WI | # 40 | 5 | 17.0 GWh |
| St. Croix County, WI | # 41 | 3 | 15.1 GWh |
| Kewaunee County, WI | # 42 | 3 | 15.0 GWh |
| Jackson County, WI | # 43 | 4 | 13.9 GWh |
| Sawyer County, WI | # 44 | 4 | 13.8 GWh |
| Monroe County, WI | # 45 | 3 | 13.0 GWh |
| Oconto County, WI | # 46 | 3 | 13.0 GWh |
| Green Lake County, WI | # 47 | 1 | 11.1 GWh |
| Washburn County, WI | # 48 | 3 | 10.8 GWh |
| Price County, WI | # 49 | 7 | 10.7 GWh |
| Iron County, WI | # 50 | 1 | 9.1 GWh |
| Trempealeau County, WI | # 51 | 2 | 8.1 GWh |
| Burnett County, WI | # 52 | 4 | 7.5 GWh |
| Waukesha County, WI | # 53 | 2 | 6.1 GWh |
| Vernon County, WI | # 54 | 5 | 3.4 GWh |
| Taylor County, WI | # 55 | 1 | 2.9 GWh |
| Door County, WI | # 56 | 1 | 9.0 MWh |