Directory of Power Plants in Wisconsin
| Plant Name | Utility | Location | Balancing Authority | Annual Generation | Plant Date | Last Update | Fuel Types |
|---|---|---|---|---|---|---|---|
| Sheboygan Falls | Wisconsin Power & Light Co | Sheboygan, WI | Midcontinent Independent System Operator, Inc. (MISO) | 580.7 GWh | May 2005 | Dec 2023 | Natural Gas |
| Stromland Solar | Greenbacker Renewable Energy Corporation | Cochrane, WI | Midcontinent Independent System Operator, Inc. (MISO) | 6.3 GWh | Nov 2021 | Dec 2023 | Solar |
| Shamrock Solar LLC | Greenbacker Renewable Energy Corporation | Black River Falls, WI | Midcontinent Independent System Operator, Inc. (MISO) | 4.7 GWh | Nov 2021 | Dec 2022 | Solar |
| Springfield Solar (WI) | Wisconsin Power & Light Co | Lomira, WI | Midcontinent Independent System Operator, Inc. (MISO) | 90.0 GWh | Nov 2023 | Jun 2024 | Solar |
| Spooner Solar Array | AEP Onsite Partners, LLC | Spooner, WI | Midcontinent Independent System Operator, Inc. (MISO) | 3.6 GWh | May 2019 | Dec 2022 | Solar |
| Strobus | Greenbacker Renewable Energy Corporation | Merrillan, WI | Midcontinent Independent System Operator, Inc. (MISO) | 3.0 GWh | Aug 2021 | Dec 2023 | Solar |
| Sand Lake DPC Solar | SoCore Energy LLC | Centuria, WI | Midcontinent Independent System Operator, Inc. (MISO) | 2.4 GWh | Oct 2017 | Dec 2023 | Solar |
| Sauk DPC Solar | SoCore Energy LLC | Wonewoc, WI | Midcontinent Independent System Operator, Inc. (MISO) | 1.5 GWh | Dec 2016 | Dec 2023 | Solar |
| Shirley Wind | Duke Energy Renewables Services | Denmark, WI | Midcontinent Independent System Operator, Inc. (MISO) | 59.4 GWh | Oct 2010 | Dec 2023 | Wind |
| Saxon Falls | Northern States Power Co - Minnesota | Saxon, WI | Midcontinent Independent System Operator, Inc. (MISO) | 9.9 GWh | Dec 1912 | Dec 2023 | Water |
| Stevens Point Mill | Pixelle Specialty Solution, LLC | Stevens Point, WI | Midcontinent Independent System Operator, Inc. (MISO) | 15.0 GWh | Jan 2002 | Dec 2023 | Natural Gas |
| South Fond Du Lac | Wisconsin Power & Light Co | Fond du Lac, WI | Midcontinent Independent System Operator, Inc. (MISO) | 18.8 GWh | Apr 1993 | Dec 2023 | Natural Gas : 98.7% Distillate Fuel Oil : 1.3% |
| Stiles | Oconto Electric Cooperative | Oconto Falls, WI | Midcontinent Independent System Operator, Inc. (MISO) | 5.8 GWh | Feb 1949 | Dec 2023 | Water |
| Sandstone Rapids | Wisconsin Public Service Corp | Town of Stephenson, WI | Midcontinent Independent System Operator, Inc. (MISO) | 8.9 GWh | Dec 1924 | Dec 2023 | Water |
| South Oak Creek | Wisconsin Electric Power Co | Oak Creek, WI | Midcontinent Independent System Operator, Inc. (MISO) | 4.2 TWh | Nov 1959 | Jun 2024 | Subbituminous Coal : 99.3% Natural Gas : 0.7% |
| St Croix Falls | Northern States Power Co - Minnesota | St Croix Falls, WI | Midcontinent Independent System Operator, Inc. (MISO) | 91.1 GWh | Dec 1909 | Dec 2023 | Water |
| Sycamore (WI) | Madison Gas & Electric Co | Madison, WI | Midcontinent Independent System Operator, Inc. (MISO) | 226.5 MWh | Nov 1967 | Dec 2023 | Natural Gas |
| Stevens Point | Consolidated Water Power Co | Stevens Point, WI | Midcontinent Independent System Operator, Inc. (MISO) | 26.0 GWh | Dec 1917 | Dec 2023 | Water |
Browse Power Plants By Wisconsin Counties
Figures are based on June 2024 generation numbers.| County | State Rank | Active Plants | Jun 2024 Generation |
|---|---|---|---|
| Milwaukee County, WI | # 1 | 11 | 12.6 TWh |
| Manitowoc County, WI | # 2 | 7 | 11.6 TWh |
| Rock County, WI | # 3 | 13 | 9.1 TWh |
| Ozaukee County, WI | # 4 | 1 | 8.5 TWh |
| Outagamie County, WI | # 5 | 15 | 5.5 TWh |
| Columbia County, WI | # 6 | 5 | 5.3 TWh |
| Marathon County, WI | # 7 | 8 | 4.7 TWh |
| Sheboygan County, WI | # 8 | 5 | 3.1 TWh |
| Buffalo County, WI | # 9 | 3 | 1.2 TWh |
| Jefferson County, WI | # 10 | 6 | 947.1 GWh |
| Dane County, WI | # 11 | 22 | 880.6 GWh |
| Wood County, WI | # 12 | 10 | 799.3 GWh |
| Winnebago County, WI | # 13 | 5 | 666.4 GWh |
| Chippewa County, WI | # 14 | 11 | 600.1 GWh |
| Fond du Lac County, WI | # 15 | 7 | 561.4 GWh |
| Brown County, WI | # 16 | 8 | 547.4 GWh |
| Dodge County, WI | # 17 | 6 | 434.6 GWh |
| Lafayette County, WI | # 18 | 2 | 409.5 GWh |
| Iowa County, WI | # 19 | 3 | 375.9 GWh |
| Grant County, WI | # 20 | 9 | 342.2 GWh |
| Marinette County, WI | # 21 | 10 | 329.3 GWh |
| Lincoln County, WI | # 22 | 5 | 240.3 GWh |
| Kenosha County, WI | # 23 | 4 | 220.1 GWh |
| Ashland County, WI | # 24 | 2 | 177.1 GWh |
| Sauk County, WI | # 25 | 1 | 143.0 GWh |
| Rusk County, WI | # 26 | 6 | 134.7 GWh |
| Juneau County, WI | # 27 | 9 | 113.5 GWh |
| Washington County, WI | # 28 | 5 | 112.8 GWh |
| County | State Rank | Active Plants | Jun 2024 Generation |
|---|---|---|---|
| Richland County, WI | # 29 | 4 | 111.3 GWh |
| Portage County, WI | # 30 | 6 | 100.4 GWh |
| Polk County, WI | # 31 | 5 | 99.7 GWh |
| Waushara County, WI | # 32 | 1 | 87.1 GWh |
| Adams County, WI | # 33 | 1 | 82.4 GWh |
| Florence County, WI | # 34 | 3 | 72.1 GWh |
| La Crosse County, WI | # 35 | 2 | 69.4 GWh |
| Dunn County, WI | # 36 | 5 | 63.8 GWh |
| Racine County, WI | # 37 | 3 | 50.7 GWh |
| Eau Claire County, WI | # 38 | 2 | 46.6 GWh |
| Oneida County, WI | # 39 | 3 | 25.2 GWh |
| Barron County, WI | # 40 | 5 | 17.8 GWh |
| Kewaunee County, WI | # 41 | 3 | 16.8 GWh |
| St. Croix County, WI | # 42 | 3 | 16.4 GWh |
| Sawyer County, WI | # 43 | 4 | 15.1 GWh |
| Oconto County, WI | # 44 | 3 | 14.5 GWh |
| Monroe County, WI | # 45 | 3 | 14.0 GWh |
| Jackson County, WI | # 46 | 4 | 12.7 GWh |
| Green Lake County, WI | # 47 | 1 | 12.4 GWh |
| Washburn County, WI | # 48 | 3 | 11.5 GWh |
| Price County, WI | # 49 | 7 | 11.4 GWh |
| Iron County, WI | # 50 | 1 | 9.9 GWh |
| Trempealeau County, WI | # 51 | 2 | 8.3 GWh |
| Burnett County, WI | # 52 | 4 | 8.0 GWh |
| Waukesha County, WI | # 53 | 2 | 6.1 GWh |
| Vernon County, WI | # 54 | 5 | 3.8 GWh |
| Taylor County, WI | # 55 | 1 | 3.1 GWh |
| Door County, WI | # 56 | 1 | 10.4 MWh |