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
WhitingConsolidated Water Power CoWhiting, WIMidcontinent Independent System Operator, Inc. (MISO)16.1 GWhDec 1890Dec 2025 Water
BironConsolidated Water Power CoBiron, WIMidcontinent Independent System Operator, Inc. (MISO)29.6 GWhDec 1895Dec 2025 Water
Little Quinnesec Falls Hydro ProjectEagle Creek Renewable Energy, LLCNiagara, WIMidcontinent Independent System Operator, Inc. (MISO)60.8 GWhNov 1900Dec 2025 Water
Apple RiverNorthern States Power Co - MinnesotaSomerset, WIMidcontinent Independent System Operator, Inc. (MISO)13.2 GWhDec 1900Dec 2025 Water
Wisconsin RapidsConsolidated Water Power CoWisconsin Rapids, WIMidcontinent Independent System Operator, Inc. (MISO)46.4 GWhDec 1902Dec 2025 Water
White River (WI)Northern States Power Co - MinnesotaAshland, WIMidcontinent Independent System Operator, Inc. (MISO)2.7 GWhDec 1906Dec 2025 Water
Cedar Falls (WI)Northern States Power Co - MinnesotaMenomonie, WIMidcontinent Independent System Operator, Inc. (MISO)30.9 GWhDec 1909Dec 2025 Water
Domtar Paper Company RothschildDomtar Paper Company RothschildRothschild, WIMidcontinent Independent System Operator, Inc. (MISO)524.0 MWhDec 1909Dec 2025 Water
St Croix FallsNorthern States Power Co - MinnesotaSt Croix Falls, WIMidcontinent Independent System Operator, Inc. (MISO)80.0 GWhDec 1909Dec 2025 Water
High Falls (WI)Wisconsin Public Service CorpTown of Stephenson, WIMidcontinent Independent System Operator, Inc. (MISO)15.6 GWhJul 1910Dec 2025 Water
Georgia-Pacific Corp - Nekoosa MillDomtar Industries IncNekoosa, WIMidcontinent Independent System Operator, Inc. (MISO)159.9 GWhDec 1911May 2026 Natural Gas : 43.1% Black Liquor : 41.5% Water : 15.5%
Saxon FallsNorthern States Power Co - MinnesotaSaxon, WIMidcontinent Independent System Operator, Inc. (MISO)9.1 GWhDec 1912Dec 2025 Water
Port Edwards MillDomtar Industries IncPort Edwards, WIMidcontinent Independent System Operator, Inc. (MISO)36.8 GWhDec 1912May 2026 Water
Prairie Du SacWisconsin Power & Light CoPrairie du Sac, WIMidcontinent Independent System Operator, Inc. (MISO)152.9 GWhSep 1915Dec 2025 Water
Mosinee MillAhlstrom-Munksjo NA Specialty Solutions, LLCMosinee, WIMidcontinent Independent System Operator, Inc. (MISO)101.2 GWhJun 1916May 2026 Black Liquor : 43.1% Natural Gas : 22.1% Water : 15.5% Bituminous Coal : 12.0% Wood/Wood Waste Solids : 5.4% Sludge Waste : 1.4%
AppletonWisconsin Electric Power CoAppleton, WIMidcontinent Independent System Operator, Inc. (MISO)12.2 GWhJul 1916Dec 2025 Water
WissotaNorthern States Power Co - MinnesotaChippewa Falls, WIMidcontinent Independent System Operator, Inc. (MISO)118.3 GWhDec 1916Dec 2025 Water
MerrillWisconsin Public Service CorpMerrill, WIMidcontinent Independent System Operator, Inc. (MISO)3.7 GWhFeb 1917Dec 2025 Water
Rhinelander MillAhlstrom-MunksjoRhinelander, WIMidcontinent Independent System Operator, Inc. (MISO)7.3 GWhNov 1917May 2026 Water
Stevens PointConsolidated Water Power CoStevens Point, WIMidcontinent Independent System Operator, Inc. (MISO)25.9 GWhDec 1917Dec 2025 Water
Oconto Falls UpperEagle Creek Renewable Energy, LLCOconto Falls, WIMidcontinent Independent System Operator, Inc. (MISO)12.0 GWhDec 1917Dec 2025 Water
BruleWisconsin Electric Power CoFlorence, WIMidcontinent Independent System Operator, Inc. (MISO)12.4 GWhDec 1918Dec 2025 Water
Packaging of America Tomahawk MillPCA-Tomahawk MillTomahawk, WIMidcontinent Independent System Operator, Inc. (MISO)113.1 GWhDec 1919Dec 2025 Wood/Wood Waste Solids : 35.4% Natural Gas : 35.0% Black Liquor : 18.0% Water : 11.0% Other Biomass Solids : 0.6%
Park MillEagle Creek Renewable Energy, LLCMarinette, WIMidcontinent Independent System Operator, Inc. (MISO)4.2 GWhDec 1919Dec 2025 Water
Danbury DamZero6 Energy HydroDanbury, WIMidcontinent Independent System Operator, Inc. (MISO)2.3 GWhDec 1920Dec 2025 Water
WausauWisconsin Public Service CorpWausau, WIMidcontinent Independent System Operator, Inc. (MISO)24.5 GWhFeb 1921Dec 2025 Water
Potato RapidsWisconsin Public Service CorpTown of Porterfield, WIMidcontinent Independent System Operator, Inc. (MISO)4.2 GWhApr 1921Dec 2025 Water
Big FallsNorthern States Power Co - MinnesotaGlen Fora, WIMidcontinent Independent System Operator, Inc. (MISO)27.3 GWhDec 1921Dec 2025 Water
PineWisconsin Electric Power CoFlorence, WIMidcontinent Independent System Operator, Inc. (MISO)11.1 GWhMay 1922Dec 2025 Water
Flambeau Lower ProjectZero6 Energy HydroPark Falls, WIMidcontinent Independent System Operator, Inc. (MISO)3.0 GWhDec 1922Dec 2025 Water
DellsNorthern States Power Co - MinnesotaEau Claire, WIMidcontinent Independent System Operator, Inc. (MISO)36.9 GWhDec 1922Dec 2025 Water
Hat RapidsWisconsin Public Service CorpRhinelander, WIMidcontinent Independent System Operator, Inc. (MISO)6.6 GWhMay 1923Dec 2025 Water
Johnson FallsWisconsin Public Service CorpTown of Stephenson, WIMidcontinent Independent System Operator, Inc. (MISO)10.7 GWhJun 1923Dec 2025 Water
BarronCity of Barron - (WI)Barron, WIMidcontinent Independent System Operator, Inc. (MISO)382.0 MWhJul 1923Dec 2025 Water
Caldron FallsWisconsin Public Service CorpTown of Stephenson, WIMidcontinent Independent System Operator, Inc. (MISO)10.9 GWhOct 1924Dec 2025 Water
Sandstone RapidsWisconsin Public Service CorpTown of Stephenson, WIMidcontinent Independent System Operator, Inc. (MISO)9.7 GWhDec 1924Dec 2025 Water
AlexanderWisconsin Public Service CorpMerrill, WIMidcontinent Independent System Operator, Inc. (MISO)13.9 GWhDec 1924Dec 2025 Water
Rapide CrocheCity of Kaukauna (WI)Kaukana, WIMidcontinent Independent System Operator, Inc. (MISO)16.5 GWhDec 1925Dec 2025 Water
Kimberly MillCity of Kaukauna (WI)Appleton, WIMidcontinent Independent System Operator, Inc. (MISO)13.3 GWhDec 1925Dec 2025 Water
KilbournWisconsin Power & Light CoWisconsin Dells, WIMidcontinent Independent System Operator, Inc. (MISO)49.2 GWhJun 1926Dec 2025 Water
ThornappleNorthern States Power Co - MinnesotaBruce, WIMidcontinent Independent System Operator, Inc. (MISO)6.6 GWhDec 1926Dec 2025 Water
TregoNorthern States Power Co - MinnesotaHayward, WIMidcontinent Independent System Operator, Inc. (MISO)5.1 GWhDec 1926Dec 2025 Water
Chippewa FallsNorthern States Power Co - MinnesotaChippewa Falls, WIMidcontinent Independent System Operator, Inc. (MISO)56.1 GWhDec 1927Dec 2025 Water
ArgyleCity of Argyle - (WI)Argyle, WIMidcontinent Independent System Operator, Inc. (MISO)193.0 MWhDec 1928Dec 2025 Water : 92.7% Distillate Fuel Oil : 7.3%
Flambeau Crowley Rapids ProjectZero6 Energy HydroPark Falls, WIMidcontinent Independent System Operator, Inc. (MISO)4.0 GWhDec 1929Dec 2025 Water
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%
TomahawkWisconsin Public Service CorpTomahawk, WIMidcontinent Independent System Operator, Inc. (MISO)10.7 GWhDec 1937Dec 2025 Water
Grandfather FallsWisconsin Public Service CorpIrma, WIMidcontinent Independent System Operator, Inc. (MISO)79.1 GWhNov 1938Dec 2025 Water
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%
French IslandNorthern States Power Co - MinnesotaLa Cross, WIMidcontinent Independent System Operator, Inc. (MISO)65.3 GWhDec 1939May 2026 Wood/Wood Waste Solids : 43.5% Non-biogenic Municipal Solid Waste : 25.3% Biogenic Municipal Solid Waste : 20.7% Distillate Fuel Oil : 10.2%
Ladysmith DamNorthern States Power Co - MinnesotaLadysmith, WIMidcontinent Independent System Operator, Inc. (MISO)9.6 GWhDec 1939Dec 2025 Water
Kaukauna City HydroCity of Kaukauna (WI)Kaukauna, WIMidcontinent Independent System Operator, Inc. (MISO)31.3 GWhNov 1940Dec 2025 Water
Du BayConsolidated Water Power CoEau Pleine, WIMidcontinent Independent System Operator, Inc. (MISO)36.5 GWhDec 1941Dec 2025 Water
Clam River DamZero6 Energy HydroDanbury, WIMidcontinent Independent System Operator, Inc. (MISO)4.8 GWhMar 1942Dec 2025 Water
Washington IslandWashington Island El Coop, IncWashington Island, WIMidcontinent Independent System Operator, Inc. (MISO)5.0 MWhNov 1945Dec 2025 Distillate Fuel Oil
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%
Little ChuteCity of Kaukauna (WI)Combined Locks, WIMidcontinent Independent System Operator, Inc. (MISO)22.1 GWhMay 1948Dec 2025 Water
Bay FrontNorthern States Power Co - MinnesotaAshland, WIMidcontinent Independent System Operator, Inc. (MISO)176.9 GWhDec 1948Dec 2025 Wood/Wood Waste Solids : 95.1% Tire-derived Fuels : 4.2% Natural Gas : 0.7%
StilesOconto Electric CooperativeOconto Falls, WIMidcontinent Independent System Operator, Inc. (MISO)5.3 GWhFeb 1949Dec 2025 Water
PetenwellWisconsin River Power CompanyNecedah, WIMidcontinent Independent System Operator, Inc. (MISO)97.2 GWhJul 1949Dec 2025 Water
PulliamWisconsin Public Service CorpGreen Bay, WIMidcontinent Independent System Operator, Inc. (MISO)103.2 GWhAug 1949May 2026 Natural Gas
HolcombeNorthern States Power Co - MinnesotaHolcombe, WIMidcontinent Independent System Operator, Inc. (MISO)81.0 GWhDec 1949Dec 2025 Water
Castle RockWisconsin River Power CompanyAdams, WIMidcontinent Independent System Operator, Inc. (MISO)83.3 GWhJul 1950Dec 2025 Water
Kaukauna Paper MillThilmany LLCKaukauna, WIMidcontinent Independent System Operator, Inc. (MISO)90.0 GWhDec 1950May 2026 Black Liquor : 51.1% Natural Gas : 48.9%
Flambeau Hydroelectric StationDairyland Power CoopLadysmith, WIMidcontinent Independent System Operator, Inc. (MISO)62.1 GWhDec 1950Dec 2024 Water
EdgewaterWisconsin Power & Light CoSheboygan, WIMidcontinent Independent System Operator, Inc. (MISO)1.9 TWhJun 1951May 2026 Subbituminous Coal : 99.8%
FennimoreCity of Fennimore - (WI)Fennimore, WIMidcontinent Independent System Operator, Inc. (MISO)75.0 MWhJan 1952Dec 2025 Distillate Fuel Oil
Consumer Operations LLCGeorgia-Pacific Consumer Oper. Green Bay LLCGreen Bay, WIMidcontinent Independent System Operator, Inc. (MISO)239.2 GWhDec 1953May 2026 Natural Gas
WestonWisconsin Public Service CorpRothschild, WIMidcontinent Independent System Operator, Inc. (MISO)4.1 TWhNov 1954May 2026 Subbituminous Coal : 99.3% Natural Gas : 0.7%
ManitowocManitowoc Public UtilitiesManitowoc, WIMidcontinent Independent System Operator, Inc. (MISO)178.4 GWhMay 1955May 2026 Wood/Wood Waste Solids : 88.2% Petroleum Coke : 6.6% Bituminous Coal : 4.9%
Blount StreetMadison Gas & Electric CoMadison, WIMidcontinent Independent System Operator, Inc. (MISO)58.6 GWhMay 1957Dec 2025 Natural Gas
MenomonieNorthern States Power Co - MinnesotaMenomonie, WIMidcontinent Independent System Operator, Inc. (MISO)22.7 GWhDec 1957Dec 2025 Water
South Oak CreekWisconsin Electric Power CoOak Creek, WIMidcontinent Independent System Operator, Inc. (MISO)1.9 TWhNov 1959May 2026 Subbituminous Coal : 99.5%
Grantsburg DieselNorthwestern Wisconsin Elec CoGrantsburg, WIMidcontinent Independent System Operator, Inc. (MISO)26.5 MWhNov 1963Dec 2025 Distillate Fuel Oil
Nine SpringsMadison Gas & Electric CoMadison, WIMidcontinent Independent System Operator, Inc. (MISO)89.0 MWhNov 1964Dec 2025 Natural Gas
New LisbonCity of New Lisbon (WI)New Lisbon, WIMidcontinent Independent System Operator, Inc. (MISO)55.0 MWhDec 1965Dec 2025 Distillate Fuel Oil
Sycamore (WI)Madison Gas & Electric CoMadison, WIMidcontinent Independent System Operator, Inc. (MISO)28.0 MWhNov 1967Dec 2025 Natural Gas
Valley (WI)Wisconsin Electric Power CoMilwaukee, WIMidcontinent Independent System Operator, Inc. (MISO)376.3 GWhMay 1968May 2026 Natural Gas
Kaukauna Gas TurbineCity of Kaukauna (WI)Kaukauna, WIMidcontinent Independent System Operator, Inc. (MISO)2.3 GWhApr 1969Dec 2025 Natural Gas
Point Beach Nuclear PlantNextEra Energy Point Beach LLCTwo Rivers, WIMidcontinent Independent System Operator, Inc. (MISO)10.0 TWhMay 1969May 2026 Nuclear
MMSD Jones Island WastewaterMilwaukee Metro Sewerage DistMilwaukee, WIMidcontinent Independent System Operator, Inc. (MISO)83.3 GWhDec 1970May 2026 Natural Gas : 84.8% Landfill Gas : 14.2% Distillate Fuel Oil : 1.0%
Oconto Falls LowerEagle Creek Renewable Energy, LLCOconto Falls, WIMidcontinent Independent System Operator, Inc. (MISO)6.0 GWhDec 1970Dec 2025 Water
West MarinetteWisconsin Public Service CorpPeshtigo, WIMidcontinent Independent System Operator, Inc. (MISO)90.3 GWhMay 1971Dec 2025 Natural Gas
Arpin DamZero6 Energy HydroRadisson, WIMidcontinent Independent System Operator, Inc. (MISO)5.5 GWhAug 1971Aug 2025 Water
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%
ElroyCity of Elroy - (WI)Elroy, WIMidcontinent Independent System Operator, Inc. (MISO)48.0 MWhApr 1973Dec 2025 Distillate Fuel Oil
Columbia (WI)Wisconsin Power & Light CoPardeville, WIMidcontinent Independent System Operator, Inc. (MISO)5.5 TWhApr 1975May 2026 Subbituminous Coal : 99.9%
CornellNorthern States Power Co - MinnesotaChippewa Falls, WIMidcontinent Independent System Operator, Inc. (MISO)69.9 GWhJun 1976Dec 2025 Water
GermantownWisconsin Electric Power CoGermantown, WIMidcontinent Independent System Operator, Inc. (MISO)33.3 GWhJun 1978Dec 2025 Natural Gas : 83.1% Distillate Fuel Oil : 16.9%
John P MadgettDairyland Power CoopAlma, WIMidcontinent Independent System Operator, Inc. (MISO)1.1 TWhOct 1979May 2026 Subbituminous Coal : 99.5%
Omega Hills Gas RecoveryWM Renewable Energy LLCGermantown, WIMidcontinent Independent System Operator, Inc. (MISO)77.8 GWhNov 1985May 2026 Landfill Gas
Metro Gas RecoveryWM Renewable Energy LLCFranklin, WIMidcontinent Independent System Operator, Inc. (MISO)41.2 GWhNov 1985Dec 2025 Landfill Gas
LAC Courte Oreilles HydroelectZero6 Energy HydroWinter, WIMidcontinent Independent System Operator, Inc. (MISO)7.2 GWhNov 1986Dec 2025 Water
Combined LocksCity of Kaukauna (WI)Combined Locks, WIMidcontinent Independent System Operator, Inc. (MISO)42.6 GWhJan 1988Dec 2025 Water
Jim FallsNorthern States Power Co - MinnesotaJim Falls, WIMidcontinent Independent System Operator, Inc. (MISO)105.3 GWhJun 1988Dec 2025 Water
La FargeLa Farge Municipal Electric Co - (WI)La Farge, WIMidcontinent Independent System Operator, Inc. (MISO)12.0 MWhSep 1990Dec 2025 Distillate Fuel Oil
Pheasant Run Landfill Gas RecoveryWM Renewable Energy LLCBristol, WIMidcontinent Independent System Operator, Inc. (MISO)47.2 GWhJan 1992Dec 2025 Landfill Gas
South Fond Du LacWisconsin Power & Light CoFond du Lac, WIMidcontinent Independent System Operator, Inc. (MISO)20.3 GWhApr 1993Dec 2025 Natural Gas : 99.8%
ConcordWisconsin Electric Power CoWatertown, WIMidcontinent Independent System Operator, Inc. (MISO)203.4 GWhJun 1993Dec 2025 Natural Gas : 98.9% Distillate Fuel Oil : 1.1%

Browse Power Plants By Wisconsin Counties

Figures are based on May 2026 generation numbers.
CountyState RankActive PlantsMay 2026 Generation
Manitowoc County, WI# 1710.6 TWh
Milwaukee County, WI# 2119.9 TWh
Rock County, WI# 3158.5 TWh
Ozaukee County, WI# 426.9 TWh
Columbia County, WI# 575.9 TWh
Outagamie County, WI# 6154.8 TWh
Marathon County, WI# 784.5 TWh
Sheboygan County, WI# 852.6 TWh
Dane County, WI# 9301.1 TWh
Buffalo County, WI# 1041.1 TWh
Jefferson County, WI# 1110820.6 GWh
Grant County, WI# 129737.5 GWh
Wood County, WI# 1310660.1 GWh
Brown County, WI# 148579.7 GWh
Dodge County, WI# 156570.3 GWh
Fond du Lac County, WI# 169547.4 GWh
Winnebago County, WI# 176486.0 GWh
Iowa County, WI# 183464.8 GWh
Chippewa County, WI# 1914457.4 GWh
Lafayette County, WI# 202371.6 GWh
Racine County, WI# 216353.1 GWh
Marinette County, WI# 2210291.2 GWh
Kenosha County, WI# 237275.0 GWh
Lincoln County, WI# 245220.5 GWh
Waushara County, WI# 252189.7 GWh
Ashland County, WI# 262179.7 GWh
Polk County, WI# 277176.8 GWh
Sauk County, WI# 281152.9 GWh
Rusk County, WI# 296126.2 GWh
Washington County, WI# 305117.6 GWh
Juneau County, WI# 3111112.7 GWh
CountyState RankActive PlantsMay 2026 Generation
Richland County, WI# 324107.5 GWh
Adams County, WI# 33298.8 GWh
Portage County, WI# 34792.9 GWh
La Crosse County, WI# 35369.1 GWh
Dunn County, WI# 36560.8 GWh
Florence County, WI# 37360.5 GWh
Eau Claire County, WI# 38337.1 GWh
Oneida County, WI# 39327.1 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# 6023.2 GWh
Door County, WI# 6115.0 MWh