Directory of Power Plants in Wisconsin
| Plant Name | Utility | Location | Balancing Authority | Annual Generation | Plant Date | Last Update | Fuel Types |
|---|---|---|---|---|---|---|---|
| Lemonweir (Oak 1) | Greenbacker Renewable Energy Corporation | Mauston, WI | Midcontinent Independent System Operator, Inc. (MISO) | 5.6 GWh | Nov 2023 | Dec 2025 | Solar |
| Georgetown (Polk Burnett) | Greenbacker Renewable Energy Corporation | Balsam Lake, WI | Midcontinent Independent System Operator, Inc. (MISO) | 3.8 GWh | Oct 2023 | Dec 2025 | Solar |
| Bluff Prairie (Vernon) | Greenbacker Renewable Energy Corporation | De Soto, WI | Midcontinent Independent System Operator, Inc. (MISO) | 2.8 GWh | Oct 2023 | Dec 2025 | Solar |
| Hay River (Dunn 1) | Greenbacker Renewable Energy Corporation | Boyceville, WI | Midcontinent Independent System Operator, Inc. (MISO) | 2.7 GWh | Jan 2024 | Dec 2025 | Solar |
| Walleye (Dunn 2) | Greenbacker Renewable Energy Corporation | Colefax, WI | Midcontinent Independent System Operator, Inc. (MISO) | 2.8 GWh | Jan 2024 | Dec 2025 | Solar |
| Popple Creek (Clark 1) | Greenbacker Renewable Energy Corporation | Colby, WI | Midcontinent Independent System Operator, Inc. (MISO) | 3.7 GWh | Jan 2024 | Dec 2025 | Solar |
| Trimbelle (Pierce Pepin) | Greenbacker Renewable Energy Corporation | Hager City, WI | Midcontinent Independent System Operator, Inc. (MISO) | 3.4 GWh | Jan 2024 | Dec 2025 | Solar |
| Ogema | Greenbacker Renewable Energy Corporation | Ogema, WI | Midcontinent Independent System Operator, Inc. (MISO) | 2.5 GWh | Feb 2024 | Dec 2025 | Solar |
| Ledgeview | Greenbacker Renewable Energy Corporation | Fond du Lac, WI | Midcontinent Independent System Operator, Inc. (MISO) | 9.9 GWh | Jul 2024 | Dec 2025 | Solar |
| Wolf River (Chipewa 1) | Greenbacker Renewable Energy Corporation | Stanley, WI | Midcontinent Independent System Operator, Inc. (MISO) | 2.6 GWh | Jan 2024 | Dec 2025 | Solar |
| Tyto Solar | Madison Gas & Electric Co | Fitchburg, WI | Midcontinent Independent System Operator, Inc. (MISO) | 11.3 GWh | Jan 2024 | Dec 2025 | Solar |
| Harley-Davison Powertrain Operations | Wisconsin Electric Power Co | Menomonee Falls, WI | Midcontinent Independent System Operator, Inc. (MISO) | 2.6 GWh | Sep 2020 | Dec 2025 | Solar |
| City of Milwaukee Landfill | Wisconsin Electric Power Co | Milwaukee, WI | Midcontinent Independent System Operator, Inc. (MISO) | 3.2 GWh | Jan 2021 | Dec 2025 | Solar |
| ATI | Wisconsin Electric Power Co | Cudahy, WI | Midcontinent Independent System Operator, Inc. (MISO) | 2.9 GWh | Oct 2020 | Dec 2025 | Solar |
| CREE | Wisconsin Electric Power Co | Racine, WI | Midcontinent Independent System Operator, Inc. (MISO) | 2.2 GWh | Jul 2021 | Dec 2025 | Solar |
| Jones Dairy | Wisconsin Electric Power Co | Fort Atkinson, WI | Midcontinent Independent System Operator, Inc. (MISO) | 3.7 GWh | Jun 2021 | Dec 2025 | Solar |
| Washington County | Wisconsin Electric Power Co | West Bend, WI | Midcontinent Independent System Operator, Inc. (MISO) | 3.7 GWh | Dec 2019 | Dec 2025 | Solar |
| UW Parkside | Wisconsin Electric Power Co | Kenosha, WI | Midcontinent Independent System Operator, Inc. (MISO) | 4.0 GWh | Oct 2020 | Dec 2025 | Solar |
| Lannon Stone | Wisconsin Electric Power Co | Pewaukee, WI | Midcontinent Independent System Operator, Inc. (MISO) | 3.7 GWh | Nov 2021 | Dec 2025 | Solar |
| Nortera Customer Hosted Solar | Wisconsin Power & Light Co | Fairwater, WI | Midcontinent Independent System Operator, Inc. (MISO) | 307.0 MWh | Jul 2025 | Dec 2025 | Solar |
| UW Kegonsa Customer Hosted Solar | Wisconsin Power & Light Co | Stoughton, WI | Midcontinent Independent System Operator, Inc. (MISO) | 1.6 GWh | Apr 2025 | Dec 2025 | Solar |
| Adams PV Plant | Adams PV Plant (WI) | Adams, WI | Midcontinent Independent System Operator, Inc. (MISO) | 15.4 GWh | Jun 2023 | Dec 2025 | Solar |
| Portage Solar Plant | Portage Solar Plant | Portage, WI | Midcontinent Independent System Operator, Inc. (MISO) | 21.2 GWh | May 2023 | Dec 2025 | Solar |
| Rock County Customer Hosted Solar | Wisconsin Power & Light Co | Janesville, WI | Midcontinent Independent System Operator, Inc. (MISO) | 1.6 GWh | Mar 2025 | Dec 2025 | Solar |
| Janesville Community Solar | Wisconsin Power & Light Co | Janesville, WI | Midcontinent Independent System Operator, Inc. (MISO) | 2.6 GWh | Mar 2025 | Dec 2025 | Solar |
| Antigo-Forrest Street Solar Project | Wisconsin Public Service Corp | Antigo, WI | Midcontinent Independent System Operator, Inc. (MISO) | 9.0 GWh | Oct 2024 | Dec 2025 | Solar |
| Auburn Solar WI, LLC | Wisconsin Electric Power Co | Campbellsport, WI | Midcontinent Independent System Operator, Inc. (MISO) | 8.9 GWh | Nov 2024 | Dec 2025 | Solar |
| Bonduel Solar WI, LLC | Wisconsin Electric Power Co | Bonduel, WI | Midcontinent Independent System Operator, Inc. (MISO) | 12.0 GWh | Nov 2023 | Dec 2025 | Solar |
| Caledonia Solar WI, LLC | Wisconsin Electric Power Co | Caledonia, WI | Midcontinent Independent System Operator, Inc. (MISO) | 9.0 GWh | Mar 2025 | Dec 2025 | Solar |
| Hackbarth Solar WI, LLC | Wisconsin Electric Power Co | Fort Atkinson, WI | Midcontinent Independent System Operator, Inc. (MISO) | 8.9 GWh | Nov 2024 | Dec 2025 | Solar |
| Jackson Solar WI, LLC | Wisconsin Electric Power Co | Cedarburg, WI | Midcontinent Independent System Operator, Inc. (MISO) | 11.8 GWh | Nov 2023 | Dec 2025 | Solar |
| LaFayette Solar WI, LLC | Wisconsin Electric Power Co | Elkhorn, WI | Midcontinent Independent System Operator, Inc. (MISO) | 10.2 GWh | Nov 2024 | Dec 2025 | Solar |
| Raymond Solar WI, LLC | Wisconsin Electric Power Co | Franksville, WI | Midcontinent Independent System Operator, Inc. (MISO) | 8.3 GWh | Jan 2025 | Dec 2025 | Solar |
| Silver Lake Solar WI, LLC | Wisconsin Electric Power Co | Salem, WI | Midcontinent Independent System Operator, Inc. (MISO) | 8.9 GWh | Nov 2023 | Dec 2025 | Solar |
| Spring Prairie Solar WI, LLC | Wisconsin Electric Power Co | Burlington, WI | Midcontinent Independent System Operator, Inc. (MISO) | 12.8 GWh | Nov 2023 | Dec 2025 | Solar |
| Fond du Lac Community Solar | SoCore Energy LLC | Fond Du Lac, WI | Midcontinent Independent System Operator, Inc. (MISO) | 1.7 GWh | Nov 2021 | Dec 2025 | Solar |
| Strix Solar | Madison Gas & Electric Co | Fitchburg, WI | Midcontinent Independent System Operator, Inc. (MISO) | 9.3 GWh | Dec 2024 | Dec 2025 | Solar |
| Spring Brook Solar WI, LLC | Wisconsin Electric Power Co | Whitewater, WI | Midcontinent Independent System Operator, Inc. (MISO) | 630.0 MWh | Sep 2025 | Dec 2025 | Solar |
| Rock LakeSolar WI, LLC | Wisconsin Electric Power Co | Waterloo, WI | Midcontinent Independent System Operator, Inc. (MISO) | 318.0 MWh | Oct 2025 | Dec 2025 | Solar |
| Antigo Solar Partners, LLC | Wisconsin Electric Power Co | Antigo, WI | Midcontinent Independent System Operator, Inc. (MISO) | 9.0 GWh | Oct 2025 | Dec 2025 | Solar |
| La Grange Solar Partners, LLC | Wisconsin Electric Power Co | Elkhorn, WI | Midcontinent Independent System Operator, Inc. (MISO) | 405.0 MWh | Oct 2025 | Dec 2025 | Solar |
| Bridge Creek | OneEnergy, Inc. | Augusta, WI | Midcontinent Independent System Operator, Inc. (MISO) | 258.0 MWh | Oct 2025 | Dec 2025 | Solar |
| Bright Future | OneEnergy, Inc. | Hammond, WI | Midcontinent Independent System Operator, Inc. (MISO) | 361.0 MWh | Sep 2025 | Dec 2025 | Solar |
| Elk Mound (PV) | OneEnergy, Inc. | Elk Mound, WI | Midcontinent Independent System Operator, Inc. (MISO) | 653.0 MWh | Aug 2025 | Dec 2025 | Solar |
| Greenfield | OneEnergy, Inc. | Coon Valley, WI | Midcontinent Independent System Operator, Inc. (MISO) | 200.0 MWh | Oct 2025 | Dec 2025 | Solar |
| Hannibal | OneEnergy, Inc. | Gillman, WI | Midcontinent Independent System Operator, Inc. (MISO) | 378.0 MWh | Sep 2025 | Dec 2025 | Solar |
| Luck | OneEnergy, Inc. | Luck, WI | Midcontinent Independent System Operator, Inc. (MISO) | 85.0 MWh | Nov 2025 | Dec 2025 | Solar |
| Next Generation | OneEnergy, Inc. | Woodville, WI | Midcontinent Independent System Operator, Inc. (MISO) | 331.0 MWh | Sep 2025 | Dec 2025 | Solar |
| Viola | OneEnergy, Inc. | Webster, WI | Midcontinent Independent System Operator, Inc. (MISO) | 65.0 MWh | Nov 2025 | Dec 2025 | Solar |
| Adams Road Solar | Wisconsin Electric Power Co | Franksville, WI | Midcontinent Independent System Operator, Inc. (MISO) | 6.0 MWh | Nov 2025 | Dec 2025 | Solar |
| Arpin Dam | Zero6 Energy Hydro | Radisson, WI | Midcontinent Independent System Operator, Inc. (MISO) | 5.5 GWh | Aug 1971 | Aug 2025 | Water |
| Wheaton | Northern States Power Co - Minnesota | Eau Claire, WI | Midcontinent Independent System Operator, Inc. (MISO) | 17.0 GWh | Dec 1972 | May 2025 | Natural Gas : 97.4% Distillate Fuel Oil : 2.6% |
| Regal Ware | Wisconsin Electric Power Co | West Bend, WI | Midcontinent Independent System Operator, Inc. (MISO) | 2.8 GWh | Mar 2021 | May 2025 | Solar |
| Flambeau Hydroelectric Station | Dairyland Power Coop | Ladysmith, WI | Midcontinent Independent System Operator, Inc. (MISO) | 62.1 GWh | Dec 1950 | Dec 2024 | Water |
| Biron Mill | ND Paper, Inc. | Wisconsin Rapids, WI | Midcontinent Independent System Operator, Inc. (MISO) | 95.7 GWh | Aug 1947 | Dec 2024 | Natural Gas : 79.6% Subbituminous Coal : 20.4% |
| HQC Rock River Solar Power Gen Station | HQC Rock River Solar Power Generation Station LLC | Beloit, WI | Midcontinent Independent System Operator, Inc. (MISO) | 3.0 GWh | Jun 2016 | Dec 2024 | Solar |
| Flambeau Solar Partners | REC Solar | Phillips, WI | Midcontinent Independent System Operator, Inc. (MISO) | 4.4 GWh | Apr 2017 | Dec 2024 | Solar |
| Fiber Recovery, Inc. | Fiber Recovery, Inc | Ringle, WI | Midcontinent Independent System Operator, Inc. (MISO) | 6.5 GWh | Dec 2007 | Dec 2024 | Landfill Gas |
| Spooner Solar Array | Onsite Partners, LLC | Spooner, WI | Midcontinent Independent System Operator, Inc. (MISO) | 3.6 GWh | May 2019 | Dec 2024 | Solar |
| Lake Hallie | Standard Solar | Chippewa Falls, WI | Midcontinent Independent System Operator, Inc. (MISO) | 1.0 MWh | Nov 2024 | Dec 2024 | Solar |