Midcontinent Independent System Operator, Inc.

Balancing Authority Summary Information

Midcontinent Independent System Operator, Inc. is ranked #2 out of 65 balancing authorities in terms of total annual electricity generation.

Balancing AuthorityMidcontinent Independent System Operator, Inc.
States Arkansas Illinois Indiana Iowa Kentucky Louisiana Michigan Minnesota Mississippi Missouri Montana North Dakota South Dakota Texas Wisconsin
Last Update Nov 2025
Annual Generation 655.1 TWh
Power Plants2,831
Utilities1,296
Ranked #2 out of 65 in terms of net annual generation
Ranked #2 out of 53 in terms of annual generation from natural gas
Power Plant Types Natural Gas | 35.7% Coal | 29% Wind | 14.9% Nuclear | 13.9% Solar | 4.5% Water | 1.5% Other Fuel | 0.6%

Map of Midcontinent Independent System Operator, Inc.

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Daily Net Generation for Midcontinent Independent System Operator, Inc. for the past 3 Years

List of All Midcontinent Independent System Operator, Inc. Power Plants

Displaying Results 1 to 100 of 2,137
Plant NameUtilityLocationAnnual GenerationPlant DateLast UpdateFuel Types
491 E 48th StreetCity of HollandHolland, MI92 GWhApr 1992Dec 2024 Natural Gas
4710 HostingEpic Hosting, LLCRochester, MN29 MWhMay 2012Dec 2024 Distillate Fuel Oil
2662 Freeport Solar 1 CSG2662 Freeport Solar 1, LLCFreeport, IL4 GWhNov 2020Dec 2024 Solar
13 Mile Solar, LLC13 Mile Solar, LLCBattle Creek, MI4 GWhNov 2020Dec 2024 Solar
Zumbro Solar GardenZumbro Garden LLCKasson, MN2 GWhMar 2020Dec 2024 Solar
Zumbro Community Solar GardenZumbro Solar LLCZumbrota, MN2 GWhMar 2018Dec 2024 Solar
Zimmerman EnergyLandfill Energy SystemsArgos, IN40 GWhOct 2014Sep 2025 Landfill Gas
ZeuberToday's Power, Inc.Little Rock, AR7 GWhNov 2023Dec 2024 Solar
Zeeland Generating StationConsumers Energy Co - (MI)Zeeland, MI5 TWhMay 2001Sep 2025 Natural Gas
Zeeland Farm ServicesZeeland Farm ServicesZeeland, MI13 GWhFeb 2006Dec 2023 Other Biomass Gas
Yorktown 2 SolarSoCore Energy LLCLyndon, IL2 GWhDec 2023Dec 2024 Solar
Yorktown 1 SolarSoCore Energy LLCLyndon, IL2 GWhDec 2023Dec 2024 Solar
Wyoming 2 CSG, LLCEcoplexus, IncWyoming, MN8 GWhFeb 2018Dec 2024 Solar
WyandotteWyandotte Municipal Serv CommWyandotte, MI89 MWhDec 1947Jun 2025 Distillate Fuel Oil
WrightSun CSG, LLCCypress Creek RenewablesSt. Michael, MN6 GWhDec 2017Dec 2024 Solar
Wright Kirby 1-5 CSGStandard SolarMonticello, MN7 GWhMay 2019Dec 2024 Solar
Wright Cuddyer CSGMinnesota Solar CSG 1, LLCSt. Michael, MN5 GWhSep 2018Dec 2024 Solar
Worthington Generation LLCHoosier Energy R E C, IncWorthington, IN195 GWhMay 2000Dec 2024 Natural Gas
WorthingtonCity of Worthington - (MN)Worthington, MN9 GWhJan 2002Dec 2024 Wind : 98.9% Distillate Fuel Oil : 1.1%
Workman Road Solar Farm, LLCWorkman Road Solar Farm, LLCLake City, MI4 GWhNov 2020Dec 2024 Solar
Woodstock WindfarmConsolidated Edison Development Inc.Woodstock, MN28 GWhApr 1999Dec 2024 Wind
Woodruff Electric CooperativeToday's Power, Inc.Forrest City, AR2 GWhApr 2019Dec 2024 Solar
Woodruff County SolarArkansas Electric Coop CorpAugusta, AR219 GWhSep 2024Sep 2025 Solar
Woodbury SolarMN CSG 2, LLCWoodbury, MN4 GWhJun 2020Dec 2024 Solar
Wood CountyWisconsin Power & Light CoNekoosa, WI277 GWhNov 2022Sep 2025 Solar
Wolverine SolarWolverine Solar, LLCMaynard, MN2 GWhOct 2023Dec 2024 Solar
WolverineWolverine Wind Energy, LLCGreenfield, IA5 GWhSep 2010Dec 2024 Wind
Wollan Garden SolarWollan Garden LLCStarbuck, MN1 GWhJun 2019Dec 2024 Solar
Wolf Wind Enterprises LLCMidwest Power Partners LLCRushmore, MN2 GWhApr 2006Dec 2024 Wind
Wolf Run SolarWolf Run Solar LLCChapin, IL309 GWhOct 2024Sep 2025 Solar
Wolf River (Chipewa 1)Greenbacker Renewable Energy CorporationStanley, WI2 GWhJan 2024Dec 2024 Solar
WissotaNorthern States Power Co - MinnesotaChippewa Falls, WI136 GWhDec 1916Dec 2024 Water
Wisconsin RapidsConsolidated Water Power CoWisconsin Rapids, WI50 GWhDec 1902Dec 2024 Water
WiotaWiota Wind Energy, LLC #1Wiota, IA4 GWhApr 2012Dec 2024 Wind
WintonALLETE, Inc.Winton, MN10 GWhJul 1923Dec 2024 Water
WintersetCity of Winterset - (IA)Winterset, IA35 MWhJun 1956Dec 2024 Natural Gas : 55.9% Distillate Fuel Oil : 44.1%
Winters Spawn LLCCHI Operations IncLake Benton, MN5 GWhDec 2000Dec 2024 Wind
Winona SolarWinona Solar I LLCAltura, MN2 GWhJul 2019Dec 2024 Solar
Winona GardenWinona Garden LLCAltura, MN2 GWhOct 2023Dec 2024 Solar
Winona Community Solar One LLCMadison Energy Holdings LLCLa Crescent, MN2 GWhMay 2020Dec 2024 Solar
Winnebago Wind Power ProjectAvangrid Power LLCForest City, IA59 GWhAug 2008Dec 2024 Wind
Winnebago County Landfill GasWinnebago CountyOshkosh, WI9 GWhJan 2000Dec 2024 Landfill Gas
Winfield SolarWinfield Solar I, LLCWinfield, MO140 GWh-Sep 2025 Solar
Winegar CSGTerraform ArcadiaWaseca, MN2 GWhSep 2018Dec 2024 Solar
Windwalkers LLCConsolidated Edison Development Inc.Kensett, IA3 GWhAug 2011Oct 2024 Wind
Windshare LLCGreenbacker Renewable Energy CorporationChandler, MN11 GWhFeb 2006Dec 2024 Wind
Windom Wind ProjectMidwest Power Partners LLCBingham Lake, MN33 GWhFeb 2006Dec 2024 Wind
WindomCity of WindomWindom, MN23 MWhMay 1980Dec 2024 Distillate Fuel Oil
Windcurrent Farms LLCWindcurrent Farms LLCWoodstock, MN5 GWhAug 2003Dec 2024 Wind
Wind TurbineMadison Gas & Electric CoCasco, WI13 GWhMay 1999Dec 2024 Wind
Wind GEMWind GEM, LLCStuart, IA5 GWhAug 2015Dec 2024 Wind
Wilton Wind II LLCWilton Wind II LLCWilton, ND200 GWhOct 2009Dec 2024 Wind
WiltonCity of Wilton - (IA)Wilton, IA9 MWhDec 1991Dec 2024 Distillate Fuel Oil
WilmotDTE Electric CompanyKingston Twp, MI353 MWhNov 1968Sep 2025 Distillate Fuel Oil
WilmarthNorthern States Power Co - MinnesotaMankato, MN100 GWhAug 1948Sep 2025 Non-biogenic Municipal Solid Waste : 54.3% Biogenic Municipal Solid Waste : 44.4% Natural Gas : 1.3%
Willmar Municipal SW SubstationWillmar Municipal UtilitiesWillmar, MN22 MWhMay 2000Dec 2024 Distillate Fuel Oil
Willmar Municipal East SubstationWillmar Municipal UtilitiesWillmar, MN23 MWhMay 2000Dec 2024 Distillate Fuel Oil
WillmarWillmar Municipal UtilitiesWillmar, MN5 GWhAug 1956Jul 2024 Wind
Willford Solar, LLCWillford Solar, LLCGladwin, MI34 GWhSep 2023Dec 2024 Solar
Wildflower Solar, LLC (MS)Duke Energy Renewables ServicesDeSoto, MS201 GWhApr 2024Sep 2025 Solar
Whiting RefineryBP PLCWhiting, IN360 GWhDec 1947Dec 2024 Other Gas : 81.0% Natural Gas : 19.0%
Whiting Clean EnergyBP Alternative EnergyWhiting, IN3 TWhMar 2002Sep 2025 Natural Gas
WhitingConsolidated Water Power CoWhiting, WI25 GWhDec 1890Dec 2024 Water
Whitewater Generating StationWisconsin Electric Power CoWhitewater, WI863 GWhAug 1997Sep 2025 Natural Gas
Whiteside Solar 1 CSGWhiteside Solar 1, LLCFulton, IL2 GWhNov 2020Dec 2024 Solar
White River (WI)Northern States Power Co - MinnesotaAshland, WI4 GWhDec 1906Dec 2024 Water
White River Medical CenterEntegrity Solar WRMC, LLCNewport, AR5 GWhSep 2023Dec 2024 Solar
White RapidsWisconsin Electric Power CoStephenson, MI30 GWhSep 1927Dec 2024 Water
White Oak Energy LLCWhite Oak Energy LLCCarlock, IL376 GWhMay 2011Dec 2024 Wind
White BluffEntergy Arkansas LLCRedfield, AR3 TWhJul 1980Sep 2025 Subbituminous Coal : 99.5%
Whistling Winds DPC SolarSoCore Energy LLCNew Lisbon, WI2 GWhMay 2017Sep 2025 Solar
Whispering Willow Wind Farm - EastInterstate Power and Light CoIowa Falls, IA425 GWhNov 2009Dec 2024 Wind
Whispering Willow NorthInterstate Power and Light CoLatimer, IA729 GWhDec 2019Sep 2025 Wind
WhillockArkansas Electric Coop CorpMorrilton, AR139 GWhSep 1993Dec 2024 Water
WheatonNorthern States Power Co - MinnesotaEau Claire, WI19 GWhDec 1972Dec 2024 Natural Gas : 96.6% Distillate Fuel Oil : 3.4%
Wheatland Generating FacilityDuke Energy Indiana, LLCWheatland, IN131 GWhMay 2000Dec 2024 Natural Gas
Wever Solar (150MW)Interstate Power and Light CoWever, IA244 GWhOct 2024Sep 2025 Solar
Westside SolarWestside Solar, LLC (Ecofin)Rochester, MN17 GWhNov 2022Dec 2024 Solar
Westside Energy StationRochester Public UtilitiesRochester, MN37 GWhFeb 2018Dec 2024 Natural Gas
WestRock (TX)WestRock (TX)Evadale, TX415 GWhMay 1954Dec 2024 Black Liquor : 58.9% Wood/Wood Waste Solids : 22.0% Natural Gas : 19.1%
Westrock Hodge (LA)Westrock (LA)Hodge, LA466 GWhNov 1952Dec 2024 Black Liquor : 50.4% Natural Gas : 35.5% Wood/Wood Waste Solids : 14.2%
Westridge Windfarm LLCWestridge Windfarm LLCWoodstock, MN288 MWhOct 2003Dec 2024 Wind
Westport Community Solar, LLCNational Grid RenewablesLake Lillian, MN2 GWhDec 2020Dec 2024 Solar
Weston RICEWisconsin Public Service CorpKronenwetter, WI85 GWhJun 2023Dec 2024 Natural Gas
WestonWisconsin Public Service CorpRothschild, WI5 TWhNov 1954Sep 2025 Subbituminous Coal : 99.5% Natural Gas : 0.5%
Westlake PlaquemineWestlake Chemicals & Vinyls LLCPlaquemine, LA2 TWhApr 1997Sep 2025 Natural Gas : 98.5% Other Gas : 1.5%
Western Michigan University Power PlantWestern Michigan UniversityKalamazoo, MI70 GWhJul 1997Dec 2024 Natural Gas
Western Michigan Solar GardensConsumers Energy Co - (MI)Kalamazoo, MI2 GWhJul 2016Sep 2025 Solar
WestbrookCity of WestbrookWestbrook, MN9 MWhSep 2003Dec 2024 Distillate Fuel Oil
West Waconia SolarEnel Green Power NA, Inc.Norwood Young America, MN16 GWhNov 2016Dec 2024 Solar
West Riverside Energy CenterWisconsin Power & Light CoBeloit, WI5 TWhApr 2020Sep 2025 Natural Gas : 99.9%
West Memphis Solar StationEntergy Arkansas LLCCrawfordsville, AR315 GWhNov 2024Sep 2025 Solar
West Marinette 34Madison Gas & Electric CoPeshtigo, WI44 GWhMay 2000Dec 2024 Natural Gas
West MarinetteWisconsin Public Service CorpPeshtigo, WI31 GWhMay 1971Dec 2024 Natural Gas
West LibertyCity of West Liberty - (IA)West Liberty, IA38 MWhSep 1974Dec 2024 Distillate Fuel Oil
West Group Data Center FRyan Companies US, Inc.Eagan, MN50 MWhMay 2004Nov 2024 Distillate Fuel Oil
West Group Data CenterRyan Companies US, Inc.Eagan, MN36 MWhApr 2005Sep 2025 Distillate Fuel Oil
West Faribault SolarEnel Green Power NA, Inc.Faribault, MN10 GWhNov 2016Dec 2024 Solar
West Dubuque SolarInterstate Power and Light CoDubuque, IA6 GWhAug 2017Dec 2024 Solar
West Diesel Generation UnitCity of Pocahontas - (IA)Pocahontas, IA23 MWhMay 2006Dec 2024 Distillate Fuel Oil

Surrounding Balancing Authorities

Balancing Authorities with Similar Net Generation

RankBalancing AuthorityAnnual Net Generation# Power Plants
#1PJM Interconnection, LLC870.7 TWh2,465
#2Midcontinent Independent System Operator, Inc.655.1 TWh2,831
#4Electric Reliability Council of Texas, Inc.485.0 TWh1,313
#5Southwest Power Pool299.9 TWh835
#6Southern Company Services, Inc. - Trans250.9 TWh417
#7California Independent System Operator188.0 TWh2,075
#9Tennessee Valley Authority161.6 TWh204
#10Florida Power & Light Co.148.9 TWh187
#12New York Independent System Operator131.6 TWh1,211
#13Duke Energy Carolinas112.5 TWh565