Directory of Power Plants in Wisconsin
| Plant Name | Utility | Location | Balancing Authority | Annual Generation | Plant Date | Last Update | Fuel Types |
|---|---|---|---|---|---|---|---|
| HQC Rock River Solar Power Gen Station | HQC Rock River Solar Power Generation Station LLC | Beloit, WI | Midcontinent Independent System Operator, Inc. (MISO) | 2.8 GWh | Jun 2016 | Dec 2023 | Solar |
| Beloit Memorial Hospital Power Plant | Beloit Memorial Hospital | Beloit, WI | Midcontinent Independent System Operator, Inc. (MISO) | 117.6 MWh | May 2000 | Dec 2023 | Natural Gas : 66.3% Distillate Fuel Oil : 33.7% |
| Paddock Solar | Wisconsin Power & Light Co | Beloit, WI | Midcontinent Independent System Operator, Inc. (MISO) | 126.5 GWh | Oct 2023 | Feb 2025 | Solar |
| Riverside Energy Center | Wisconsin Power & Light Co | Beloit, WI | Midcontinent Independent System Operator, Inc. (MISO) | 3.4 TWh | May 2004 | Feb 2025 | Natural Gas |
| West Riverside Energy Center | Wisconsin Power & Light Co | Beloit, WI | Midcontinent Independent System Operator, Inc. (MISO) | 4.8 TWh | Apr 2020 | Feb 2025 | Natural Gas : 99.9% |
| Barron | City of Barron - (WI) | Barron, WI | Midcontinent Independent System Operator, Inc. (MISO) | 349.0 MWh | Jul 1923 | Dec 2023 | Water |
| Barron Solar Array | AEP Onsite Partners, LLC | Barron, WI | Midcontinent Independent System Operator, Inc. (MISO) | 5.8 GWh | Jul 2021 | Dec 2023 | Solar |
| Georgetown (Polk Burnett) | Greenbacker Renewable Energy Corporation | Balsam Lake, WI | Midcontinent Independent System Operator, Inc. (MISO) | 13.0 MWh | Oct 2023 | Dec 2023 | Solar |
| White River (WI) | Northern States Power Co - Minnesota | Ashland, WI | Midcontinent Independent System Operator, Inc. (MISO) | 5.0 GWh | Dec 1906 | Dec 2023 | Water |
| Bay Front | Northern States Power Co - Minnesota | Ashland, WI | Midcontinent Independent System Operator, Inc. (MISO) | 154.9 GWh | Dec 1948 | Dec 2023 | Tire-derived Fuels : 51.6% Wood/Wood Waste Solids : 48.2% |
| Argyle | City of Argyle - (WI) | Argyle, WI | Midcontinent Independent System Operator, Inc. (MISO) | 10.0 MWh | Dec 1928 | Dec 2023 | Distillate Fuel Oil : 70.0% Water : 30.0% |
| Arcadia Solar | Butter Solar, LLC | Arcadia, WI | Midcontinent Independent System Operator, Inc. (MISO) | 8.0 GWh | Aug 2019 | Dec 2023 | Solar |
| Arcadia Electric | City of Arcadia - (WI) | Arcadia, WI | Midcontinent Independent System Operator, Inc. (MISO) | 164.0 MWh | Dec 1929 | Dec 2023 | Distillate Fuel Oil : 65.3% Natural Gas : 34.7% |
| Kimberly Mill | City of Kaukauna | Appleton, WI | Midcontinent Independent System Operator, Inc. (MISO) | 12.3 GWh | Dec 1925 | Dec 2023 | Water |
| Appleton | Wisconsin Electric Power Co | Appleton, WI | Midcontinent Independent System Operator, Inc. (MISO) | 5.5 GWh | Jul 1916 | Dec 2023 | Water |
| John P Madgett | Dairyland Power Coop | Alma, WI | Midcontinent Independent System Operator, Inc. (MISO) | 987.4 GWh | Oct 1979 | Feb 2025 | Subbituminous Coal : 99.8% |
| Castle Rock | Wisconsin River Power Company | Adams, WI | Midcontinent Independent System Operator, Inc. (MISO) | 75.6 GWh | Jul 1950 | Dec 2023 | Water |
Browse Power Plants By Wisconsin Counties
Figures are based on December 2023 generation numbers.| County | State Rank | Active Plants | Dec 2023 Generation |
|---|---|---|---|
| Door County, WI | # 56 | 1 | 9.0 MWh |
| Taylor County, WI | # 55 | 1 | 2.7 GWh |
| Vernon County, WI | # 54 | 5 | 3.4 GWh |
| Waukesha County, WI | # 53 | 2 | 6.1 GWh |
| Burnett County, WI | # 52 | 4 | 7.5 GWh |
| Trempealeau County, WI | # 51 | 2 | 8.1 GWh |
| Iron County, WI | # 50 | 1 | 9.1 GWh |
| Price County, WI | # 49 | 7 | 10.7 GWh |
| Washburn County, WI | # 48 | 3 | 10.8 GWh |
| Green Lake County, WI | # 47 | 1 | 11.1 GWh |
| Oconto County, WI | # 46 | 3 | 13.0 GWh |
| Monroe County, WI | # 45 | 3 | 13.0 GWh |
| Sawyer County, WI | # 44 | 4 | 13.8 GWh |
| Jackson County, WI | # 43 | 4 | 13.9 GWh |
| Kewaunee County, WI | # 42 | 3 | 15.0 GWh |
| St. Croix County, WI | # 41 | 3 | 15.0 GWh |
| Barron County, WI | # 40 | 5 | 17.0 GWh |
| Oneida County, WI | # 39 | 3 | 24.3 GWh |
| Eau Claire County, WI | # 38 | 2 | 43.1 GWh |
| Dunn County, WI | # 37 | 5 | 58.9 GWh |
| La Crosse County, WI | # 36 | 2 | 62.4 GWh |
| Florence County, WI | # 35 | 3 | 65.9 GWh |
| Racine County, WI | # 34 | 5 | 73.9 GWh |
| Adams County, WI | # 33 | 2 | 75.6 GWh |
| Polk County, WI | # 32 | 5 | 90.8 GWh |
| Portage County, WI | # 31 | 6 | 92.0 GWh |
| Washington County, WI | # 30 | 6 | 101.9 GWh |
| Richland County, WI | # 29 | 4 | 102.7 GWh |
| County | State Rank | Active Plants | Dec 2023 Generation |
|---|---|---|---|
| Juneau County, WI | # 28 | 9 | 104.3 GWh |
| Rusk County, WI | # 27 | 6 | 124.9 GWh |
| Sauk County, WI | # 26 | 1 | 131.0 GWh |
| Ashland County, WI | # 25 | 2 | 159.9 GWh |
| Waushara County, WI | # 24 | 1 | 183.4 GWh |
| Kenosha County, WI | # 23 | 5 | 204.5 GWh |
| Lincoln County, WI | # 22 | 5 | 223.0 GWh |
| Marinette County, WI | # 21 | 10 | 296.6 GWh |
| Lafayette County, WI | # 20 | 2 | 407.1 GWh |
| Iowa County, WI | # 19 | 3 | 455.2 GWh |
| Brown County, WI | # 18 | 8 | 522.9 GWh |
| Fond du Lac County, WI | # 17 | 9 | 529.0 GWh |
| Chippewa County, WI | # 16 | 11 | 553.1 GWh |
| Dodge County, WI | # 15 | 6 | 585.2 GWh |
| Grant County, WI | # 14 | 9 | 613.3 GWh |
| Winnebago County, WI | # 13 | 5 | 621.5 GWh |
| Wood County, WI | # 12 | 10 | 766.5 GWh |
| Dane County, WI | # 11 | 23 | 881.1 GWh |
| Buffalo County, WI | # 10 | 3 | 993.6 GWh |
| Jefferson County, WI | # 9 | 7 | 1.1 TWh |
| Sheboygan County, WI | # 8 | 5 | 2.9 TWh |
| Marathon County, WI | # 7 | 8 | 4.6 TWh |
| Outagamie County, WI | # 6 | 15 | 5.0 TWh |
| Columbia County, WI | # 5 | 6 | 5.4 TWh |
| Ozaukee County, WI | # 4 | 1 | 7.2 TWh |
| Rock County, WI | # 3 | 15 | 8.5 TWh |
| Manitowoc County, WI | # 2 | 7 | 10.7 TWh |
| Milwaukee County, WI | # 1 | 11 | 10.9 TWh |