Midcontinent Independent System Operator, Inc.

Balancing Authority Summary Information

Midcontinent Independent System Operator, Inc. is ranked #2 out of 64 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 Jul 2026
Annual Generation 669.4 TWh
Power Plants3,038
Utilities1,345
Ranked #2 out of 64 in terms of net annual generation
Ranked #2 out of 53 in terms of annual generation from natural gas
Power Plant Types Natural Gas | 37% Coal | 26.5% Wind | 14.9% Nuclear | 13.9% Solar | 5.7% Water | 1.4% 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 601 to 700 of 2,269
Plant NameUtilityLocationAnnual GenerationPlant DateLast UpdateFuel Types
Bear Creek (WI)Wisconsin Power & Light CoLone Rock, WI100 GWhAug 2022May 2026 Solar
Big Quinnesec 92Wisconsin Electric Power CoIron Mountain, MI100 GWhOct 1949Dec 2025 Water
Assembly Solar ProjectAssembly Solar I, LLCVenice Township, MI100 GWhNov 2020May 2026 Solar
Arq Solutions Red RiverArq Solutions (Red River), LLCCoushatta, LA100 GWhJan 2011May 2026 Waste Heat
Albany Solar (WI)Wisconsin Power & Light CoBroadhead, WI99 GWhNov 2023May 2026 Solar
White Tail SolarWhite Tail Solar, LLCMilan, MI99 GWhOct 2025May 2026 Solar
Cassville SolarWisconsin Power & Light CoCassville, WI99 GWhNov 2023May 2026 Solar
PPG RiversideWestlake 2 US LLCLake Charles, LA99 GWhAug 1947May 2026 Purchased Steam
LSU CogenLSU and A&M CollegeBaton Rouge, LA98 GWhNov 2004May 2026 Natural Gas
Flying Cloud Power Partners LLCAvangrid Power LLCLake Park, IA98 GWhNov 2003Dec 2025 Wind
Oak Point CogenChevron Oronite Co LLCBelle Chasse, LA98 GWhSep 1999Dec 2025 Natural Gas
M L HibbardALLETE, Inc.Duluth, MN98 GWhMay 1949May 2026 Wood/Wood Waste Solids : 91.1% Subbituminous Coal : 6.8% Natural Gas : 2.1%
Pleasant Creek Unit 1Interstate Power and Light CoPalo, IA98 GWhFeb 2024May 2026 Solar
PetenwellWisconsin River Power CompanyNecedah, WI97 GWhJul 1949Dec 2025 Water
Twin Cities Hydro LLCTwin Cities Hydro LLCSt. Paul, MN97 GWhSep 1924Dec 2025 Water
WilmarthNorthern States Power Co - MinnesotaMankato, MN97 GWhAug 1948May 2026 Non-biogenic Municipal Solid Waste : 53.8% Biogenic Municipal Solid Waste : 44.0% Natural Gas : 2.1%
Creston Solar (50 MW)Interstate Power and Light CoCreston, IA96 GWhSep 2024May 2026 Solar
Biron MillND Paper, Inc.Wisconsin Rapids, WI96 GWhAug 1947Dec 2024 Natural Gas : 79.6% Subbituminous Coal : 20.4%
Troy SolarSouthern Indiana Gas & Elec CoTroy, IN95 GWhMar 2021May 2026 Solar
Lakefield JunctionGreat River EnergyTrimont, MN95 GWhMay 2001Dec 2025 Natural Gas : 99.8%
Buffalo Ridge I LLCAvangrid Power LLCElkton, SD95 GWhMar 2009May 2026 Wind
Kent County Waste to Energy FacilityKent County - (MI)Grand Rapids, MI94 GWhSep 1989Apr 2026 Non-biogenic Municipal Solid Waste : 54.7% Biogenic Municipal Solid Waste : 44.7% Natural Gas : 0.6%
North RockWisconsin Power & Light CoEdgerton, WI93 GWhSep 2022May 2026 Solar
Coffeen Solar BESSVistra CorpCoffeen, IL93 GWhNov 2024May 2026 Solar
Marshall Solar Energy ProjectMarshall Solar Energy ProjectMarshall, MN92 GWhDec 2016May 2026 Solar
PCA, Filer City MillPCA, Filer City MillFiler City, MI92 GWhDec 1949May 2026 Natural Gas
G McNeilus Wind Farm Dodge CenterJustin McNeilusDodge Center, MN91 GWhAug 2002Dec 2025 Wind
Louise SolarGeronimo PowerTaopi, MN91 GWhNov 2024May 2026 Solar
D G HunterCity of Alexandria - (LA)Alexandria, LA91 GWhApr 1965Dec 2025 Natural Gas
West MarinetteWisconsin Public Service CorpPeshtigo, WI90 GWhMay 1971Dec 2025 Natural Gas
Kaukauna Paper MillThilmany LLCKaukauna, WI90 GWhDec 1950May 2026 Black Liquor : 51.1% Natural Gas : 48.9%
Moraine Wind LLCAvangrid Power LLCWoodstock, MN89 GWhNov 2003Dec 2025 Wind
Pine Tree Acres WM LFGTEWM Renewable Energy LLCLenox, MI89 GWhFeb 2012May 2026 Landfill Gas
Ashtabula Wind Energy CenterOtter Tail Power CoLuverne, ND89 GWhSep 2008Dec 2025 Wind
Diamond Willow Wind FacilityMontana-Dakota Utilities CoBaker, MT88 GWhNov 2007Dec 2025 Wind
Community Wind SouthGreenbacker Renewable Energy CorporationRushmore, MN88 GWhNov 2012Dec 2025 Wind
Storm Lake 1ALLETE Clean EnergyAlta, IA87 GWhApr 1999Dec 2025 Wind
Lafitte Solar, LLCRWE Clean EnergyMonroe, LA87 GWhNov 2025May 2026 Solar
DegrayUSCE -Vickburg DistrictArkadelphia, AR87 GWhJan 1972May 2026 Water
Trigen St. LouisCenterstream STL, LLCSt Louis, MO86 GWhMay 1999Jul 2025 Natural Gas
American Crystal Sugar HillsboroAmerican Crystal Sugar CoHillsboro, ND85 GWhAug 1990Dec 2025 Subbituminous Coal
Metro Methane Recovery FacilityWM Renewable Energy LLCMitchellville, IA85 GWhDec 1997May 2026 Landfill Gas
Expander TurbineCleveland CliffsEast Chicago, IN85 GWhApr 1981May 2026 Blast Furnace Gas
West Marinette 34Madison Gas & Electric CoPeshtigo, WI85 GWhMay 2000Dec 2025 Natural Gas
Rock Aetna Power PartnersNorthern States Power Co - MinnesotaWoodstock, MN84 GWhNov 2022Dec 2025 Wind
Agrilectric Power Partners LtdAgrilectric Power Partners LtdLake Charles, LA84 GWhJun 1984Dec 2025 Agricultural By-Products : 99.5%
Castle RockWisconsin River Power CompanyAdams, WI83 GWhJul 1950Dec 2025 Water
MMSD Jones Island WastewaterMilwaukee Metro Sewerage DistMilwaukee, WI83 GWhDec 1970May 2026 Natural Gas : 84.8% Landfill Gas : 14.2% Distillate Fuel Oil : 1.0%
Prairie CreekInterstate Power and Light CoCedar Rapids, IA83 GWhSep 1958May 2026 Subbituminous Coal : 62.1% Natural Gas : 37.9%
Apple River Solar, LLCGeronimo PowerAmery, WI82 GWhNov 2025May 2026 Solar
Ewington Energy Systems, LLCEwington Energy Systems, LLCWorthington, MN81 GWhDec 2007Dec 2025 Wind
HolcombeNorthern States Power Co - MinnesotaHolcombe, WI81 GWhDec 1949Dec 2025 Water
Western Michigan University Power PlantWestern Michigan UniversityKalamazoo, MI81 GWhJul 1997Dec 2025 Natural Gas
Fillmore County Solar ProjectGeronimo PowerSpring Valley, MN81 GWhNov 2024May 2026 Solar
St Croix FallsNorthern States Power Co - MinnesotaSt Croix Falls, WI80 GWhDec 1909Dec 2025 Water
Grandfather FallsWisconsin Public Service CorpIrma, WI79 GWhNov 1938Dec 2025 Water
Richland Township Solar, LLCBirch Creek Power, LLCWashburn, IL78 GWhDec 2024May 2026 Solar
Omega Hills Gas RecoveryWM Renewable Energy LLCGermantown, WI78 GWhNov 1985May 2026 Landfill Gas
Earp Solar, LLCBirch Creek Power, LLCMonmouth, IL76 GWhMar 2024May 2026 Solar
Hargis-Hebert Electric GeneratingLafayette Utilities SystemLafayette, LA76 GWhMay 2006Dec 2025 Natural Gas
Big Turtle Wind Farm, LLCDTE Sustainable GenerationHarbor Beach, MI76 GWhNov 2014Dec 2025 Wind
RidgewindRidgewind Power Partners LLCWoodstock, MN75 GWhDec 2010Dec 2025 Wind
St Paul CogenerationSt Paul Cogeneration LLCSt. Paul, MN75 GWhMar 2003Dec 2025 Wood/Wood Waste Solids : 82.4% Natural Gas : 17.6%
Archer Daniels Midland PeoriaBioUrja Renewables LLCPeoria, IL73 GWhDec 1987Dec 2025 Natural Gas
Dan E KarnConsumers Energy Co - (MI)Essexville, MI72 GWhOct 1959May 2026 Natural Gas : 93.2% Residual Fuel Oil : 6.8%
Ivanhoe Generation FacilityOrion Engineered CarbonsFranklin, LA72 GWhMar 2023Dec 2025 Waste Heat
BlanchardALLETE, Inc.Royalton, MN72 GWhJan 1925Dec 2025 Water
Hoot Lake SolarOtter Tail Power CoFergus Falls, MN71 GWhJul 2023May 2026 Solar
Heritage Garden Wind Farm I LLCDTE Sustainable GenerationGarden, MI71 GWhAug 2012Dec 2025 Wind
Iowa State UniversityIowa State UniversityAmes, IA71 GWhSep 1960May 2026 Natural Gas : 97.7% Distillate Fuel Oil : 2.3%
Big BlueBig Blue Wind Farm LLC (MN)Blue Earth, MN71 GWhNov 2012Dec 2025 Wind
CornellNorthern States Power Co - MinnesotaChippewa Falls, WI70 GWhJun 1976Dec 2025 Water
PinckneyvilleUnion Electric Co - (MO)Pinckneyville, IL67 GWhMay 2000Dec 2025 Natural Gas
Altona Solar, LLCBirch Creek Power, LLCCentralia, MO66 GWhJul 2024May 2026 Solar
French IslandNorthern States Power Co - MinnesotaLa Cross, WI65 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%
HardyConsumers Energy Co - (MI)Newaygo, MI65 GWhMay 1931Dec 2025 Water
Crossroads Energy CenterClarksdale Public UtilitiesClarksdale, MS65 GWhJun 2002Dec 2025 Natural Gas
Heirloom SolarHeirloom Solar (Ratts 1 Phase 2 Solar, LLC)Petersburg, IN64 GWhSep 2025May 2026 Solar
Archtop SolarArchtop Property Management LLCGibson City, IL64 GWh-May 2026 Solar
Franklin Heating StationFranklin Heating StationRochester, MN63 GWhDec 1950May 2026 Natural Gas : 82.3% Purchased Steam : 16.4% Distillate Fuel Oil : 1.2%
Flambeau Hydroelectric StationDairyland Power CoopLadysmith, WI62 GWhDec 1950Dec 2024 Water
The Andersons Albion Ethanol LLCThe Andersons Albion Ethanol LLCAlbion, MI62 GWhJul 2006Dec 2025 Natural Gas
R M HeskettMontana-Dakota Utilities CoMandan, ND62 GWhOct 1954May 2026 Natural Gas
Winnebago Wind Power ProjectAvangrid Power LLCForest City, IA61 GWhAug 2008Dec 2025 Wind
Cherry Valley PV ICherry Valley PV I, LLCCherry Valley, AR61 GWh-May 2026 Solar
Little Quinnesec Falls Hydro ProjectEagle Creek Renewable Energy, LLCNiagara, WI61 GWhNov 1900Dec 2025 Water
Mission Road Solar ParkDTE Electric CompanyRosebush, MI60 GWh-May 2026 Solar
Blount StreetMadison Gas & Electric CoMadison, WI59 GWhMay 1957Dec 2025 Natural Gas
International Falls PowerBoise White Paper LLCInternational Falls, MN58 GWhDec 1923May 2026 Water
Prairie Creek SolarSol SystemsJacksonville, IL58 GWhOct 2023May 2026 Solar
Pine Tree AcresNextEra Renewable Fuels, LLCLenox Twp, MI58 GWhMay 1998May 2026 Landfill Gas
Kalkaska CT #1Michigan Public Power AgencyKalkaska, MI58 GWhNov 2002Dec 2025 Natural Gas
InterstateCity of Springfield - (IL)Springfield, IL58 GWhAug 1997Dec 2025 Natural Gas : 99.2% Distillate Fuel Oil : 0.8%
Adams Wind Generations LLCBEAM US, LLCCosmos, MN57 GWhFeb 2011Dec 2025 Wind
Old Gold Energy Center, LLCOld Gold Energy Center, LLCJoice, IA57 GWhSep 2001Dec 2025 Wind
Shirley WindDuke Energy Renewables ServicesDenmark, WI57 GWhOct 2010Dec 2025 Wind
Westside Energy StationRochester Public UtilitiesRochester, MN57 GWhFeb 2018Dec 2025 Natural Gas
Shakopee Energy ParkMinnesota Municipal Power AgnyShakopee, MN57 GWhJan 2017Dec 2025 Natural Gas
Jonesboro City Water & Light PlantCity Water and Light Plant - (AR)Jonesboro, AR57 GWhJun 1999Dec 2025 Natural Gas : 99.9%
Chippewa FallsNorthern States Power Co - MinnesotaChippewa Falls, WI56 GWhDec 1927Dec 2025 Water

Surrounding Balancing Authorities

Balancing Authorities with Similar Net Generation

RankBalancing AuthorityAnnual Net Generation# Power Plants
#1PJM Interconnection, LLC882.8 TWh2,652
#2Midcontinent Independent System Operator, Inc.669.4 TWh3,038
#3Electric Reliability Council of Texas, Inc.494.1 TWh1,471
#5Southwest Power Pool306.8 TWh856
#6Southern Company Services, Inc. - Trans253.5 TWh422
#7California Independent System Operator169.4 TWh2,135
#9Tennessee Valley Authority163.4 TWh207
#10Florida Power & Light Co.152.2 TWh187
#12New York Independent System Operator134.3 TWh1,299
#13Duke Energy Carolinas112.6 TWh577