Directory of Power Plants in Wisconsin

List of All Wisconsin Power Plants

Displaying Results 1 to 100 of 260
Plant NameUtilityLocationBalancing AuthorityAnnual GenerationPlant DateLast UpdateFuel Types
Mosinee MillAhlstrom-Munksjo NA Specialty Solutions, LLCMosinee, WIMidcontinent Independent System Operator, Inc. (MISO)99.3 GWhJun 1916Jun 2026 Black Liquor : 43.7% Natural Gas : 22.5% Water : 15.2% Bituminous Coal : 11.8% Wood/Wood Waste Solids : 5.3% Sludge Waste : 1.2%
Washington IslandWashington Island El Coop, IncWashington Island, WIMidcontinent Independent System Operator, Inc. (MISO)5.0 MWhNov 1945Dec 2025 Distillate Fuel Oil
ViolaVillage of Viola - (WI)Viola, WIMidcontinent Independent System Operator, Inc. (MISO)15.0 MWhDec 2001Dec 2025 Distillate Fuel Oil
Grantsburg DieselNorthwestern Wisconsin Elec CoGrantsburg, WIMidcontinent Independent System Operator, Inc. (MISO)26.5 MWhNov 1963Dec 2025 Distillate Fuel Oil
New LisbonCity of New Lisbon (WI)New Lisbon, WIMidcontinent Independent System Operator, Inc. (MISO)55.0 MWhDec 1965Dec 2025 Distillate Fuel Oil
La FargeLa Farge Municipal Electric Co - (WI)La Farge, WIMidcontinent Independent System Operator, Inc. (MISO)12.0 MWhSep 1990Dec 2025 Distillate Fuel Oil
FennimoreCity of Fennimore - (WI)Fennimore, WIMidcontinent Independent System Operator, Inc. (MISO)75.0 MWhJan 1952Dec 2025 Distillate Fuel Oil
ElroyCity of Elroy - (WI)Elroy, WIMidcontinent Independent System Operator, Inc. (MISO)48.0 MWhApr 1973Dec 2025 Distillate Fuel Oil
Diesel GeneratorsMadison Gas & Electric CoMadison, WIMidcontinent Independent System Operator, Inc. (MISO)1.2 GWhMay 2001Jun 2026 Distillate Fuel Oil
Cumberland (WI)City of Cumberland - (WI)Cumberland, WIMidcontinent Independent System Operator, Inc. (MISO)269.0 MWhJul 1939Dec 2025 Distillate Fuel Oil : 62.7% Natural Gas : 37.3%
Arcadia ElectricCity of Arcadia - (WI)Arcadia, WIMidcontinent Independent System Operator, Inc. (MISO)253.0 MWhDec 1929Dec 2025 Distillate Fuel Oil : 70.5% Natural Gas : 29.5%
CashtonVillage of Cashton - (WI)Cashton, WIMidcontinent Independent System Operator, Inc. (MISO)9.8 MWhJul 1932Dec 2025 Distillate Fuel Oil : 98.3% Natural Gas : 1.7%
Omega Hills Gas RecoveryWM Renewable Energy LLCGermantown, WIMidcontinent Independent System Operator, Inc. (MISO)77.9 GWhNov 1985Jun 2026 Landfill Gas
Fiber Recovery, Inc.Fiber Recovery, IncRingle, WIMidcontinent Independent System Operator, Inc. (MISO)6.5 GWhDec 2007Dec 2024 Landfill Gas
Onalaska Campus Landfill BiogasGundersen Lutheran Biogas I LLCOnalaska, WIMidcontinent Independent System Operator, Inc. (MISO)3.7 GWhFeb 2012Dec 2025 Landfill Gas
Timberline Trail Gas RecoveryWM Renewable Energy LLCWeyerhaeser, WIMidcontinent Independent System Operator, Inc. (MISO)19.1 GWhJan 2006Dec 2025 Landfill Gas
Deertrack Park Gas RecoveryWM Renewable Energy LLCWatertown, WIMidcontinent Independent System Operator, Inc. (MISO)32.5 GWhJan 2006Dec 2025 Landfill Gas
Ameresco JanesvilleAMERESCO Janesville LLCJanesville, WIMidcontinent Independent System Operator, Inc. (MISO)3.1 GWhSep 2004Dec 2025 Landfill Gas
Metro Gas RecoveryWM Renewable Energy LLCFranklin, WIMidcontinent Independent System Operator, Inc. (MISO)41.2 GWhNov 1985Dec 2025 Landfill Gas
Winnebago County Landfill GasWinnebago County - (WI)Oshkosh, WIMidcontinent Independent System Operator, Inc. (MISO)3.2 GWhJan 2000Dec 2025 Landfill Gas
Pheasant Run Landfill Gas RecoveryWM Renewable Energy LLCBristol, WIMidcontinent Independent System Operator, Inc. (MISO)47.2 GWhJan 1992Dec 2025 Landfill Gas
Berlin Landfill GasWM Renewable Energy LLCBerlin, WIMidcontinent Independent System Operator, Inc. (MISO)11.6 GWhJul 2001Dec 2025 Landfill Gas
RidgeviewWM Renewable Energy LLCWhitelaw, WIMidcontinent Independent System Operator, Inc. (MISO)37.3 GWhAug 2002Dec 2025 Landfill Gas
Paris (WI)Wisconsin Electric Power CoUnion Grove, WIMidcontinent Independent System Operator, Inc. (MISO)215.0 GWhFeb 1995Dec 2025 Natural Gas
Sycamore (WI)Madison Gas & Electric CoMadison, WIMidcontinent Independent System Operator, Inc. (MISO)28.0 MWhNov 1967Dec 2025 Natural Gas
Port Washington Generating StationWisconsin Electric Power CoPort Washington, WIMidcontinent Independent System Operator, Inc. (MISO)6.8 TWhJun 2005Jun 2026 Natural Gas
Kaukauna Gas TurbineCity of Kaukauna (WI)Kaukauna, WIMidcontinent Independent System Operator, Inc. (MISO)2.3 GWhApr 1969Dec 2025 Natural Gas
Blount StreetMadison Gas & Electric CoMadison, WIMidcontinent Independent System Operator, Inc. (MISO)58.6 GWhMay 1957Dec 2025 Natural Gas
West MarinetteWisconsin Public Service CorpPeshtigo, WIMidcontinent Independent System Operator, Inc. (MISO)90.3 GWhMay 1971Dec 2025 Natural Gas
PulliamWisconsin Public Service CorpGreen Bay, WIMidcontinent Independent System Operator, Inc. (MISO)78.7 GWhAug 1949Jun 2026 Natural Gas
Valley (WI)Wisconsin Electric Power CoMilwaukee, WIMidcontinent Independent System Operator, Inc. (MISO)365.2 GWhMay 1968Jun 2026 Natural Gas
Custer Energy CenterManitowoc Public UtilitiesManitowoc, WIMidcontinent Independent System Operator, Inc. (MISO)4.1 GWhMay 1999Dec 2025 Natural Gas
Weston RICEWisconsin Public Service CorpKronenwetter, WIMidcontinent Independent System Operator, Inc. (MISO)144.5 GWhJun 2023Dec 2025 Natural Gas
West Riverside Energy CenterWisconsin Power & Light CoBeloit, WIMidcontinent Independent System Operator, Inc. (MISO)4.2 TWhApr 2020Jun 2026 Natural Gas
Marshfield Utilities Gas PlantCity of Marshfield - (WI)Marshfield, WIMidcontinent Independent System Operator, Inc. (MISO)18.8 GWhMay 2011Dec 2025 Natural Gas
Sheboygan FallsWisconsin Power & Light CoSheboygan, WIMidcontinent Independent System Operator, Inc. (MISO)452.5 GWhMay 2005Dec 2025 Natural Gas
Fox Energy CenterWisconsin Public Service CorpWrightstown, WIMidcontinent Independent System Operator, Inc. (MISO)4.1 TWhMay 2005Jun 2026 Natural Gas
Stevens Point MillPixelle Specialty Solution, LLCStevens Point, WIMidcontinent Independent System Operator, Inc. (MISO)14.5 GWhJan 2002Dec 2025 Natural Gas
Island Street Peaking PlantWPPI EnergyKaukauna, WIMidcontinent Independent System Operator, Inc. (MISO)20.2 GWhMay 2004Dec 2025 Natural Gas
Nine SpringsMadison Gas & Electric CoMadison, WIMidcontinent Independent System Operator, Inc. (MISO)89.0 MWhNov 1964Dec 2025 Natural Gas
Riverside Energy CenterWisconsin Power & Light CoBeloit, WIMidcontinent Independent System Operator, Inc. (MISO)3.4 TWhMay 2004Jun 2026 Natural Gas
West Marinette 34Madison Gas & Electric CoPeshtigo, WIMidcontinent Independent System Operator, Inc. (MISO)84.9 GWhMay 2000Dec 2025 Natural Gas
West Campus Cogeneration FacilityMadison Gas & Electric CoMadison, WIMidcontinent Independent System Operator, Inc. (MISO)305.2 GWhMar 2005Dec 2025 Natural Gas
Consumer Operations LLCGeorgia-Pacific Consumer Oper. Green Bay LLCGreen Bay, WIMidcontinent Independent System Operator, Inc. (MISO)240.4 GWhDec 1953Jun 2026 Natural Gas
Combined Locks Energy CenterMcKinley PaperCombined Locks, WIMidcontinent Independent System Operator, Inc. (MISO)301.6 GWhApr 2002Dec 2025 Natural Gas
Alliant Energy NeenahWisconsin Power & Light CoNeenah, WIMidcontinent Independent System Operator, Inc. (MISO)482.7 GWhApr 2000Dec 2025 Natural Gas
Georgia-Pacific Corp - Nekoosa MillDomtar Industries IncNekoosa, WIMidcontinent Independent System Operator, Inc. (MISO)156.2 GWhDec 1911Jun 2026 Natural Gas : 43.0% Black Liquor : 41.2% Water : 15.7%
WaxdaleS.C. Johnson & Son, Inc.Sturtevant, WIMidcontinent Independent System Operator, Inc. (MISO)37.1 GWhNov 2003Jun 2026 Natural Gas : 44.4% Landfill Gas : 29.6% Wind : 17.6% Solar : 8.3%
Kaukauna Paper MillThilmany LLCKaukauna, WIMidcontinent Independent System Operator, Inc. (MISO)91.6 GWhDec 1950Jun 2026 Natural Gas : 50.2% Black Liquor : 49.8%
De Pere Energy CenterWisconsin Public Service CorpDe Pere, WIMidcontinent Independent System Operator, Inc. (MISO)180.2 GWhMay 1999Dec 2025 Natural Gas : 59.9% Distillate Fuel Oil : 40.1%
Elk MoundDairyland Power CoopElk Mound, WIMidcontinent Independent System Operator, Inc. (MISO)466.0 MWhMay 2001Dec 2025 Natural Gas : 63.5% Distillate Fuel Oil : 36.5%
Biron MillND Paper, Inc.Wisconsin Rapids, WIMidcontinent Independent System Operator, Inc. (MISO)95.7 GWhAug 1947Dec 2024 Natural Gas : 79.6% Subbituminous Coal : 20.4%
GermantownWisconsin Electric Power CoGermantown, WIMidcontinent Independent System Operator, Inc. (MISO)33.3 GWhJun 1978Dec 2025 Natural Gas : 83.1% Distillate Fuel Oil : 16.9%
MMSD Jones Island WastewaterMilwaukee Metro Sewerage DistMilwaukee, WIMidcontinent Independent System Operator, Inc. (MISO)84.1 GWhDec 1970Jun 2026 Natural Gas : 85.8% Landfill Gas : 13.2% Distillate Fuel Oil : 1.0%
WheatonNorthern States Power Co - MinnesotaEau Claire, WIMidcontinent Independent System Operator, Inc. (MISO)17.0 GWhDec 1972May 2025 Natural Gas : 97.4% Distillate Fuel Oil : 2.6%
RockGen Energy CenterDairyland Power CoopCambridge, WIMidcontinent Independent System Operator, Inc. (MISO)625.4 GWhMay 2001Jun 2026 Natural Gas : 98.4% Distillate Fuel Oil : 1.6%
ConcordWisconsin Electric Power CoWatertown, WIMidcontinent Independent System Operator, Inc. (MISO)203.4 GWhJun 1993Dec 2025 Natural Gas : 98.9% Distillate Fuel Oil : 1.1%
Beloit Memorial Hospital Power PlantBeloit Memorial HospitalBeloit, WIMidcontinent Independent System Operator, Inc. (MISO)147.0 MWhMay 2000Dec 2025 Natural Gas : 99.1% Distillate Fuel Oil : 0.9%
Whitewater Generating StationWisconsin Electric Power CoWhitewater, WIMidcontinent Independent System Operator, Inc. (MISO)361.2 GWhAug 1997Jun 2026 Natural Gas : 99.4% Distillate Fuel Oil : 0.6%
South Fond Du LacWisconsin Power & Light CoFond du Lac, WIMidcontinent Independent System Operator, Inc. (MISO)20.3 GWhApr 1993Dec 2025 Natural Gas : 99.8%
Point Beach Nuclear PlantNextEra Energy Point Beach LLCTwo Rivers, WIMidcontinent Independent System Operator, Inc. (MISO)10.0 TWhMay 1969Jun 2026 Nuclear
Viresco Turtle LakeViresco Turtle LakeTurtle Lake, WIMidcontinent Independent System Operator, Inc. (MISO)8.5 GWhAug 2013Dec 2025 Other Biomass Gas
Richland Center Renewable Energy LLCRichland Center Renewable Energy LLCRichland Center, WIMidcontinent Independent System Operator, Inc. (MISO)7.2 GWhFeb 2013Dec 2025 Other Biomass Gas
MMSD South Shore WastewaterMilwaukee Metro Sewerage DistOak Creek, WIMidcontinent Independent System Operator, Inc. (MISO)23.0 GWhJul 2000Dec 2025 Other Biomass Gas : 88.5% Natural Gas : 11.5%
Elroy SolarGreen Street Power PartnersMauston, WIMidcontinent Independent System Operator, Inc. (MISO)1.3 GWhAug 2019Dec 2025 Solar
Albany Solar (WI)Wisconsin Power & Light CoBroadhead, WIMidcontinent Independent System Operator, Inc. (MISO)98.9 GWhNov 2023Jun 2026 Solar
Antigo Solar Partners, LLCWisconsin Electric Power CoAntigo, WIMidcontinent Independent System Operator, Inc. (MISO)9.0 GWhOct 2025Dec 2025 Solar
Elk Mound (PV)OneEnergy, Inc.Elk Mound, WIMidcontinent Independent System Operator, Inc. (MISO)653.0 MWhAug 2025Dec 2025 Solar
HannibalOneEnergy, Inc.Gillman, WIMidcontinent Independent System Operator, Inc. (MISO)378.0 MWhSep 2025Dec 2025 Solar
Darien SolarWisconsin Electric Power CoDarien, WIMidcontinent Independent System Operator, Inc. (MISO)360.1 GWhFeb 2025Jun 2026 Solar
O'Brien Solar FieldsMadison Gas & Electric CoFitchburg, WIMidcontinent Independent System Operator, Inc. (MISO)37.4 GWhApr 2021Dec 2025 Solar
LuckOneEnergy, Inc.Luck, WIMidcontinent Independent System Operator, Inc. (MISO)85.0 MWhNov 2025Dec 2025 Solar
Blue Prairie Solar, LLCAltus Power America Management, LLCBlack River Falls, WIMidcontinent Independent System Operator, Inc. (MISO)4.3 GWhJul 2021Dec 2025 Solar
Rice Lake Solar ArrayOnsite Partners, LLCRice Lake, WIMidcontinent Independent System Operator, Inc. (MISO)7.0 GWhMay 2019Dec 2025 Solar
Badger Hollow IIWisconsin Electric Power CoCobb, WIMidcontinent Independent System Operator, Inc. (MISO)212.3 GWhNov 2023Jun 2026 Solar
Hermsdorf SolarMadison Gas & Electric CoMadison, WIMidcontinent Independent System Operator, Inc. (MISO)16.4 GWhFeb 2022Dec 2025 Solar
StrobusAltus Power America Management, LLCMerrillan, WIMidcontinent Independent System Operator, Inc. (MISO)2.9 GWhAug 2021Dec 2025 Solar
Barron Solar ArrayOnsite Partners, LLCBarron, WIMidcontinent Independent System Operator, Inc. (MISO)5.8 GWhJul 2021Dec 2025 Solar
Spooner Solar ArrayOnsite Partners, LLCSpooner, WIMidcontinent Independent System Operator, Inc. (MISO)3.6 GWhMay 2019Dec 2024 Solar
Springfield Solar (WI)Wisconsin Power & Light CoLomira, WIMidcontinent Independent System Operator, Inc. (MISO)206.9 GWhNov 2023Jun 2026 Solar
Bright FutureOneEnergy, Inc.Hammond, WIMidcontinent Independent System Operator, Inc. (MISO)361.0 MWhSep 2025Dec 2025 Solar
Cassville SolarWisconsin Power & Light CoCassville, WIMidcontinent Independent System Operator, Inc. (MISO)98.7 GWhNov 2023Jun 2026 Solar
Apple River Solar, LLCGeronimo PowerAmery, WIMidcontinent Independent System Operator, Inc. (MISO)106.5 GWhNov 2025Jun 2026 Solar
Bear Creek (WI)Wisconsin Power & Light CoLone Rock, WIMidcontinent Independent System Operator, Inc. (MISO)100.9 GWhAug 2022Jun 2026 Solar
Point Beach SolarPoint Beach SolarTwo Creeks, WIMidcontinent Independent System Operator, Inc. (MISO)199.7 GWhAug 2021Jun 2026 Solar
ViolaOneEnergy, Inc.Webster, WIMidcontinent Independent System Operator, Inc. (MISO)65.0 MWhNov 2025Dec 2025 Solar
IKEA Oak Creek Rooftop PV SystemIKEA Property IncOak Creek, WIMidcontinent Independent System Operator, Inc. (MISO)1.5 GWhMay 2018Dec 2025 Solar
Strix SolarMadison Gas & Electric CoFitchburg, WIMidcontinent Independent System Operator, Inc. (MISO)9.3 GWhDec 2024Dec 2025 Solar
Middleton Airport SolarMadison Gas & Electric CoMiddleton, WIMidcontinent Independent System Operator, Inc. (MISO)7.4 GWhJun 2020Dec 2025 Solar
Arcadia SolarGreen Street Power PartnersArcadia, WIMidcontinent Independent System Operator, Inc. (MISO)7.2 GWhAug 2019Dec 2025 Solar
Lake HallieStandard SolarChippewa Falls, WIMidcontinent Independent System Operator, Inc. (MISO)1.0 MWhNov 2024Dec 2024 Solar
Cashton SolarGreen Street Power PartnersCashton, WIMidcontinent Independent System Operator, Inc. (MISO)2.9 GWhAug 2019Dec 2025 Solar
Beaver Dam SolarWisconsin Power & Light CoDodge, WIMidcontinent Independent System Operator, Inc. (MISO)102.1 GWhNov 2023Jun 2026 Solar
Wautoma SolarWisconsin Power & Light CoWautoma, WIMidcontinent Independent System Operator, Inc. (MISO)193.1 GWhNov 2023Jun 2026 Solar
Paddock SolarWisconsin Power & Light CoBeloit, WIMidcontinent Independent System Operator, Inc. (MISO)133.6 GWhOct 2023Jun 2026 Solar
Spring Brook Solar WI, LLCWisconsin Electric Power CoWhitewater, WIMidcontinent Independent System Operator, Inc. (MISO)630.0 MWhSep 2025Dec 2025 Solar
Fennimore SolarGreen Street Power PartnersFennimore, WIMidcontinent Independent System Operator, Inc. (MISO)4.8 GWhAug 2019Dec 2025 Solar
New Lisbon SolarGreen Street Power PartnersNew Lisbon, WIMidcontinent Independent System Operator, Inc. (MISO)4.2 GWhAug 2019Dec 2025 Solar
Cumberland SolarGreen Street Power PartnersCumberland, WIMidcontinent Independent System Operator, Inc. (MISO)3.6 GWhAug 2019Dec 2025 Solar
Rock LakeSolar WI, LLCWisconsin Electric Power CoWaterloo, WIMidcontinent Independent System Operator, Inc. (MISO)318.0 MWhOct 2025Dec 2025 Solar

Browse Power Plants By Wisconsin Counties

Figures are based on June 2026 generation numbers.
CountyState RankActive PlantsJun 2026 Generation
Manitowoc County, WI# 1710.7 TWh
Milwaukee County, WI# 21110.0 TWh
Rock County, WI# 3158.3 TWh
Ozaukee County, WI# 426.8 TWh
Columbia County, WI# 575.6 TWh
Outagamie County, WI# 6154.7 TWh
Marathon County, WI# 784.4 TWh
Sheboygan County, WI# 852.7 TWh
Dane County, WI# 9301.1 TWh
Buffalo County, WI# 1041.1 TWh
Grant County, WI# 119741.4 GWh
Jefferson County, WI# 1210738.3 GWh
Wood County, WI# 1310662.7 GWh
Dodge County, WI# 146568.7 GWh
Brown County, WI# 158556.4 GWh
Fond du Lac County, WI# 169544.6 GWh
Winnebago County, WI# 176486.0 GWh
Iowa County, WI# 183461.7 GWh
Chippewa County, WI# 1914457.4 GWh
Lafayette County, WI# 202371.9 GWh
Racine County, WI# 216348.6 GWh
Marinette County, WI# 2210291.2 GWh
Kenosha County, WI# 237275.0 GWh
Lincoln County, WI# 245220.5 GWh
Polk County, WI# 257201.0 GWh
Waushara County, WI# 262193.1 GWh
Ashland County, WI# 272179.7 GWh
Sauk County, WI# 281152.9 GWh
Rusk County, WI# 296126.2 GWh
Washington County, WI# 305117.7 GWh
Juneau County, WI# 3111113.0 GWh
CountyState RankActive PlantsJun 2026 Generation
Richland County, WI# 324108.1 GWh
Adams County, WI# 33298.8 GWh
Portage County, WI# 34792.9 GWh
La Crosse County, WI# 35369.9 GWh
Dunn County, WI# 36560.8 GWh
Florence County, WI# 37360.5 GWh
Eau Claire County, WI# 38337.1 GWh
Oneida County, WI# 39327.5 GWh
Walworth County, WI# 40524.1 GWh
Oconto County, WI# 41323.3 GWh
Langlade County, WI# 42217.9 GWh
St. Croix County, WI# 43517.8 GWh
Barron County, WI# 44717.0 GWh
Price County, WI# 45614.0 GWh
Jackson County, WI# 46412.8 GWh
Monroe County, WI# 47312.8 GWh
Sawyer County, WI# 48412.7 GWh
Kewaunee County, WI# 49312.0 GWh
Shawano County, WI# 50112.0 GWh
Green Lake County, WI# 51111.6 GWh
Iron County, WI# 5219.1 GWh
Washburn County, WI# 5348.8 GWh
Trempealeau County, WI# 5427.4 GWh
Burnett County, WI# 5567.2 GWh
Waukesha County, WI# 5626.3 GWh
Vernon County, WI# 5756.3 GWh
Clark County, WI# 5823.7 GWh
Pierce County, WI# 5923.4 GWh
Taylor County, WI# 6023.3 GWh
Door County, WI# 6115.0 MWh