Directory of Power Plants in Wisconsin
| Plant Name | Utility | Location | Balancing Authority | Annual Generation | Plant Date | Last Update | Fuel Types |
|---|---|---|---|---|---|---|---|
| Adams Road Solar | Wisconsin Electric Power Co | Franksville, WI | Midcontinent Independent System Operator, Inc. (MISO) | 6.0 MWh | Nov 2025 | Dec 2025 | Solar |
| Viola | OneEnergy, Inc. | Webster, WI | Midcontinent Independent System Operator, Inc. (MISO) | 65.0 MWh | Nov 2025 | Dec 2025 | Solar |
| Luck | OneEnergy, Inc. | Luck, WI | Midcontinent Independent System Operator, Inc. (MISO) | 85.0 MWh | Nov 2025 | Dec 2025 | Solar |
| Apple River Solar, LLC | Geronimo Power | Amery, WI | Midcontinent Independent System Operator, Inc. (MISO) | 106.5 GWh | Nov 2025 | Jun 2026 | Solar |
| Greenfield | OneEnergy, Inc. | Coon Valley, WI | Midcontinent Independent System Operator, Inc. (MISO) | 200.0 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 |
| 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 |
| Antigo Solar Partners, LLC | Wisconsin Electric Power Co | Antigo, WI | Midcontinent Independent System Operator, Inc. (MISO) | 9.0 GWh | Oct 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 |
| Next Generation | OneEnergy, Inc. | Woodville, WI | Midcontinent Independent System Operator, Inc. (MISO) | 331.0 MWh | Sep 2025 | Dec 2025 | Solar |
| Hannibal | OneEnergy, Inc. | Gillman, WI | Midcontinent Independent System Operator, Inc. (MISO) | 378.0 MWh | Sep 2025 | Dec 2025 | Solar |
| Bright Future | OneEnergy, Inc. | Hammond, WI | Midcontinent Independent System Operator, Inc. (MISO) | 361.0 MWh | Sep 2025 | 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 |
| Elk Mound (PV) | OneEnergy, Inc. | Elk Mound, WI | Midcontinent Independent System Operator, Inc. (MISO) | 653.0 MWh | Aug 2025 | 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 |
| Caledonia Solar WI, LLC | Wisconsin Electric Power Co | Caledonia, WI | Midcontinent Independent System Operator, Inc. (MISO) | 9.0 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 |
| 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 |
| Darien Solar | Wisconsin Electric Power Co | Darien, WI | Midcontinent Independent System Operator, Inc. (MISO) | 360.1 GWh | Feb 2025 | Jun 2026 | 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 |
| Strix Solar | Madison Gas & Electric Co | Fitchburg, WI | Midcontinent Independent System Operator, Inc. (MISO) | 9.3 GWh | Dec 2024 | Dec 2025 | Solar |
| Lake Hallie | Standard Solar | Chippewa Falls, WI | Midcontinent Independent System Operator, Inc. (MISO) | 1.0 MWh | Nov 2024 | Dec 2024 | 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 |
| 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 |
| Auburn Solar WI, LLC | Wisconsin Electric Power Co | Campbellsport, WI | Midcontinent Independent System Operator, Inc. (MISO) | 8.9 GWh | Nov 2024 | Dec 2025 | Solar |
| Paris Solar | Wisconsin Electric Power Co | Union Grove, WI | Midcontinent Independent System Operator, Inc. (MISO) | 291.8 GWh | Nov 2024 | Jun 2026 | 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 |
| Ledgeview | Greenbacker Renewable Energy Corporation | Fond du Lac, WI | Midcontinent Independent System Operator, Inc. (MISO) | 9.9 GWh | Jul 2024 | Dec 2025 | Solar |
| Grant County | Wisconsin Power & Light Co | Town of Potosi, WI | Midcontinent Independent System Operator, Inc. (MISO) | 378.5 GWh | Apr 2024 | Jun 2026 | Solar |
| Ogema | Greenbacker Renewable Energy Corporation | Ogema, WI | Midcontinent Independent System Operator, Inc. (MISO) | 2.5 GWh | Feb 2024 | 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 |
| Tyto Solar | Madison Gas & Electric Co | Fitchburg, WI | Midcontinent Independent System Operator, Inc. (MISO) | 11.3 GWh | Jan 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 |
| Crawfish River | Wisconsin Power & Light Co | Jefferson, WI | Midcontinent Independent System Operator, Inc. (MISO) | 127.7 GWh | Nov 2023 | Jun 2026 | Solar |
| Badger Hollow II | Wisconsin Electric Power Co | Cobb, WI | Midcontinent Independent System Operator, Inc. (MISO) | 212.3 GWh | Nov 2023 | Jun 2026 | Solar |
| Cassville Solar | Wisconsin Power & Light Co | Cassville, WI | Midcontinent Independent System Operator, Inc. (MISO) | 98.7 GWh | Nov 2023 | Jun 2026 | Solar |
| Springfield Solar (WI) | Wisconsin Power & Light Co | Lomira, WI | Midcontinent Independent System Operator, Inc. (MISO) | 206.9 GWh | Nov 2023 | Jun 2026 | Solar |
| Albany Solar (WI) | Wisconsin Power & Light Co | Broadhead, WI | Midcontinent Independent System Operator, Inc. (MISO) | 98.9 GWh | Nov 2023 | Jun 2026 | Solar |
| Wautoma Solar | Wisconsin Power & Light Co | Wautoma, WI | Midcontinent Independent System Operator, Inc. (MISO) | 193.1 GWh | Nov 2023 | Jun 2026 | Solar |
| Beaver Dam Solar | Wisconsin Power & Light Co | Dodge, WI | Midcontinent Independent System Operator, Inc. (MISO) | 102.1 GWh | Nov 2023 | Jun 2026 | Solar |
| Onion River | Wisconsin Power & Light Co | Sheboygan Cedar Grove, WI | Midcontinent Independent System Operator, Inc. (MISO) | 261.3 GWh | Nov 2023 | Jun 2026 | Solar |
| Webster Creek (Oak 2) | Greenbacker Renewable Energy Corporation | New Lisbon, WI | Midcontinent Independent System Operator, Inc. (MISO) | 2.8 GWh | Nov 2023 | Dec 2025 | Solar |
| Lemonweir (Oak 1) | Greenbacker Renewable Energy Corporation | Mauston, WI | Midcontinent Independent System Operator, Inc. (MISO) | 5.6 GWh | Nov 2023 | 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 |
| Jackson Solar WI, LLC | Wisconsin Electric Power Co | Cedarburg, WI | Midcontinent Independent System Operator, Inc. (MISO) | 11.8 GWh | Nov 2023 | 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 |
| Bluff Prairie (Vernon) | Greenbacker Renewable Energy Corporation | De Soto, WI | Midcontinent Independent System Operator, Inc. (MISO) | 2.8 GWh | Oct 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 |
| Paddock Solar | Wisconsin Power & Light Co | Beloit, WI | Midcontinent Independent System Operator, Inc. (MISO) | 133.6 GWh | Oct 2023 | Jun 2026 | Solar |
| Weston RICE | Wisconsin Public Service Corp | Kronenwetter, WI | Midcontinent Independent System Operator, Inc. (MISO) | 144.5 GWh | Jun 2023 | Dec 2025 | Natural Gas |
| Adams PV Plant | Adams PV Plant (WI) | Adams, WI | Midcontinent Independent System Operator, Inc. (MISO) | 15.4 GWh | Jun 2023 | Dec 2025 | Solar |
| Dane County Solar LLC | Dane County Solar LLC | Cottage Grove, WI | Midcontinent Independent System Operator, Inc. (MISO) | 33.7 GWh | May 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 |
| Red Barn Energy | Wisconsin Public Service Corp | Montfort, WI | Midcontinent Independent System Operator, Inc. (MISO) | 257.3 GWh | Mar 2023 | Jun 2026 | Wind |
| Wood County | Wisconsin Power & Light Co | Nekoosa, WI | Midcontinent Independent System Operator, Inc. (MISO) | 279.3 GWh | Nov 2022 | Jun 2026 | Solar |
| North Rock | Wisconsin Power & Light Co | Edgerton, WI | Midcontinent Independent System Operator, Inc. (MISO) | 92.1 GWh | Sep 2022 | Jun 2026 | Solar |
| Bear Creek (WI) | Wisconsin Power & Light Co | Lone Rock, WI | Midcontinent Independent System Operator, Inc. (MISO) | 100.9 GWh | Aug 2022 | Jun 2026 | Solar |
| Kohler Solar | Wisconsin Power & Light Co | Kohler, WI | Midcontinent Independent System Operator, Inc. (MISO) | 2.9 GWh | May 2022 | Dec 2025 | Solar |
| Middleton Biogas Solar, LLC | Middleton Biogas Solar, LLC | Middleton, WI | Midcontinent Independent System Operator, Inc. (MISO) | 1.9 GWh | Apr 2022 | Dec 2025 | Solar |
| Hermsdorf Solar | Madison Gas & Electric Co | Madison, WI | Midcontinent Independent System Operator, Inc. (MISO) | 16.4 GWh | Feb 2022 | Dec 2025 | Solar |
| Hodag Solar | Wisconsin Public Service Corp | Rhinelander, WI | Midcontinent Independent System Operator, Inc. (MISO) | 13.2 GWh | Dec 2021 | Dec 2025 | Solar |
| ENGIE 2020 ProjectCo-WI1 LLC | ENGIE 2020 ProjectCo-WI1 LLC | Fond Du Lac, WI | Midcontinent Independent System Operator, Inc. (MISO) | 1.7 GWh | Nov 2021 | Dec 2025 | Solar |
| Stromland Solar | Altus Power America Management, LLC | Cochrane, WI | Midcontinent Independent System Operator, Inc. (MISO) | 5.5 GWh | Nov 2021 | Dec 2025 | Solar |
| Shamrock Solar LLC | Altus Power America Management, LLC | Black River Falls, WI | Midcontinent Independent System Operator, Inc. (MISO) | 5.7 GWh | Nov 2021 | 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 |
| 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 |
| Badger Hollow I | Wisconsin Public Service Corp | Montfort, WI | Midcontinent Independent System Operator, Inc. (MISO) | 198.5 GWh | Oct 2021 | Jun 2026 | Solar |
| Strobus | Altus Power America Management, LLC | Merrillan, WI | Midcontinent Independent System Operator, Inc. (MISO) | 2.9 GWh | Aug 2021 | Dec 2025 | Solar |
| Point Beach Solar | Point Beach Solar | Two Creeks, WI | Midcontinent Independent System Operator, Inc. (MISO) | 199.7 GWh | Aug 2021 | Jun 2026 | Solar |
| CREE | Wisconsin Electric Power Co | Racine, WI | Midcontinent Independent System Operator, Inc. (MISO) | 2.2 GWh | Jul 2021 | Dec 2025 | Solar |
| Barron Solar Array | Onsite Partners, LLC | Barron, WI | Midcontinent Independent System Operator, Inc. (MISO) | 5.8 GWh | Jul 2021 | Dec 2025 | Solar |
| Blue Prairie Solar, LLC | Altus Power America Management, LLC | Black River Falls, WI | Midcontinent Independent System Operator, Inc. (MISO) | 4.3 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 |
| O'Brien Solar Fields | Madison Gas & Electric Co | Fitchburg, WI | Midcontinent Independent System Operator, Inc. (MISO) | 37.4 GWh | Apr 2021 | Dec 2025 | Solar |
| Regal Ware | Wisconsin Electric Power Co | West Bend, WI | Midcontinent Independent System Operator, Inc. (MISO) | 2.8 GWh | Mar 2021 | May 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 |
| Dane County Airport Solar | Madison Gas & Electric Co | Madison, WI | Midcontinent Independent System Operator, Inc. (MISO) | 17.4 GWh | Nov 2020 | Dec 2025 | Solar |
| ATI | Wisconsin Electric Power Co | Cudahy, WI | Midcontinent Independent System Operator, Inc. (MISO) | 2.9 GWh | Oct 2020 | Dec 2025 | Solar |
| Two Creeks Solar | Wisconsin Public Service Corp | Two Rivers, WI | Midcontinent Independent System Operator, Inc. (MISO) | 187.4 GWh | Oct 2020 | Jun 2026 | Solar |
| UW Parkside | Wisconsin Electric Power Co | Kenosha, WI | Midcontinent Independent System Operator, Inc. (MISO) | 4.0 GWh | Oct 2020 | 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 |
| Middleton Airport Solar | Madison Gas & Electric Co | Middleton, WI | Midcontinent Independent System Operator, Inc. (MISO) | 7.4 GWh | Jun 2020 | Dec 2025 | Solar |
| West Riverside Energy Center | Wisconsin Power & Light Co | Beloit, WI | Midcontinent Independent System Operator, Inc. (MISO) | 4.2 TWh | Apr 2020 | Jun 2026 | Natural Gas |
| Washington County | Wisconsin Electric Power Co | West Bend, WI | Midcontinent Independent System Operator, Inc. (MISO) | 3.7 GWh | Dec 2019 | Dec 2025 | Solar |
| Arcadia Solar | Green Street Power Partners | Arcadia, WI | Midcontinent Independent System Operator, Inc. (MISO) | 7.2 GWh | Aug 2019 | Dec 2025 | Solar |
| Elroy Solar | Green Street Power Partners | Mauston, WI | Midcontinent Independent System Operator, Inc. (MISO) | 1.3 GWh | Aug 2019 | Dec 2025 | Solar |
| Cashton Solar | Green Street Power Partners | Cashton, WI | Midcontinent Independent System Operator, Inc. (MISO) | 2.9 GWh | Aug 2019 | Dec 2025 | Solar |
| Cumberland Solar | Green Street Power Partners | Cumberland, WI | Midcontinent Independent System Operator, Inc. (MISO) | 3.6 GWh | Aug 2019 | Dec 2025 | Solar |
| New Lisbon Solar | Green Street Power Partners | New Lisbon, WI | Midcontinent Independent System Operator, Inc. (MISO) | 4.2 GWh | Aug 2019 | Dec 2025 | Solar |
| Fennimore Solar | Green Street Power Partners | Fennimore, WI | Midcontinent Independent System Operator, Inc. (MISO) | 4.8 GWh | Aug 2019 | Dec 2025 | Solar |
| Spooner Solar Array | Onsite Partners, LLC | Spooner, WI | Midcontinent Independent System Operator, Inc. (MISO) | 3.6 GWh | May 2019 | Dec 2024 | Solar |
| Rice Lake Solar Array | Onsite Partners, LLC | Rice Lake, WI | Midcontinent Independent System Operator, Inc. (MISO) | 7.0 GWh | May 2019 | Dec 2025 | Solar |
| IKEA Oak Creek Rooftop PV System | IKEA Property Inc | Oak Creek, WI | Midcontinent Independent System Operator, Inc. (MISO) | 1.5 GWh | May 2018 | Dec 2025 | Solar |
| New Auburn DPC Solar | SoCore Energy LLC | New Auburn, WI | Midcontinent Independent System Operator, Inc. (MISO) | 4.5 GWh | Dec 2017 | Jun 2026 | Solar |
| Sand Lake DPC Solar | SoCore Energy LLC | Centuria, WI | Midcontinent Independent System Operator, Inc. (MISO) | 2.2 GWh | Oct 2017 | Dec 2025 | Solar |