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 1,001 to 1,100 of 2,269
Plant NameUtilityLocationAnnual GenerationPlant DateLast UpdateFuel Types
HodenpylConsumers Energy Co - (MI)Mesick, MI22 GWhJun 1925Dec 2025 Water
Lincoln SolarEcos Energy LLCMerrillville, IN2 GWhNov 2012Dec 2025 Solar
StrobusAltus Power America Management, LLCMerrillan, WI3 GWhAug 2021Dec 2025 Solar
AlexanderWisconsin Public Service CorpMerrill, WI14 GWhDec 1924Dec 2025 Water
MerrillWisconsin Public Service CorpMerrill, WI4 GWhFeb 1917Dec 2025 Water
Meridian Wind ParkDTE Electric CompanyMerrill, MI479 GWhMar 2023May 2026 Wind
Morgan Solar 1 CSGMorgan Solar 1 LLCMeredosia, IL4 GWhJul 2021Dec 2025 Solar
Morgan Solar 1b CSGMorgan Solar 1b LLCMeredosia, IL3 GWhJul 2021Dec 2025 Solar
Bayou Galion Solar ProjectBayou Galion Solar Project, LLCMer Rouge, LA219 GWhOct 2024May 2026 Solar
MenomonieNorthern States Power Co - MinnesotaMenomonie, WI23 GWhDec 1957Dec 2025 Water
Cedar Falls (WI)Northern States Power Co - MinnesotaMenomonie, WI31 GWhDec 1909Dec 2025 Water
Downsville DPC SolarSoCore Energy LLCMenomonee, WI2 GWhJan 2017May 2026 Solar
Harley-Davison Powertrain OperationsWisconsin Electric Power CoMenomonee Falls, WI3 GWhSep 2020Dec 2025 Solar
Menominee Mill MarinetteEagle Creek Renewable Energy, LLCMenominee, MI10 GWhDec 1923May 2026 Water
Heartland Divide Wind Project, LLCHeartland Divide Wind Project, LLCMelville, IA427 GWhNov 2018May 2026 Wind
New Munich SolarNew Munich Solar LLCMelrose, MN2 GWhAug 2019Dec 2025 Solar
USS Midtown Solar LLC CSGStandard SolarMelrose, MN2 GWhNov 2019Dec 2025 Solar
Melrose 2Melrose Public UtilitiesMelrose, MN4 MWhFeb 2014Dec 2025 Distillate Fuel Oil
MelroseMelrose Public UtilitiesMelrose, MN71 MWhJun 1945Dec 2025 Distillate Fuel Oil
Medford DPC SolarSoCore Energy LLCMedford, WI3 GWhJan 2017May 2026 Solar
McLeansboroCity of McLeansboro - (IL)McLeansboro, IL42 MWhNov 1950Dec 2025 Distillate Fuel Oil
Pioneer Prairie Wind FarmPioneer Prairie Wind Farm I, LLCMcIntire, IA845 GWhSep 2008May 2026 Wind
McGregorCity of McGregor- (IA)McGregor, IA11 MWhNov 1941Dec 2025 Distillate Fuel Oil
National Energy of McBainNational Salvage & Service CorporationMcBain, MI122 GWhNov 1988Dec 2024 Wood/Wood Waste Solids : 88.5% Tire-derived Fuels : 11.2%
Stoney Corners Wind FarmDTE Sustainable GenerationMcBain, MI125 GWhNov 2009Dec 2025 Wind
Siems Solar Project CSGSiems Community Solar LLCMazeppa, MN2 GWhJul 2020Dec 2025 Solar
Novel Sunnyfield Farms Solar LLC CSGREA Investments, LLCMazeppa, MN2 GWhMay 2022Dec 2025 Solar
Rochester HydroRochester Public UtilitiesMazeppa, MN22 GWhAug 1984Dec 2025 Water
Butler RidgeButler Ridge Wind Energy CenterMayville, WI138 GWhJan 2009May 2026 Wind
Putnam (MI)DTE Electric CompanyMayville, MI129 MWhMay 1971Dec 2025 Distillate Fuel Oil
Centaurus Community SolarCentaurus Community SolarMaynard, MN3 GWhAug 2017Dec 2025 Solar
Wolverine SolarWolverine Solar, LLCMaynard, MN2 GWhOct 2023Dec 2025 Solar
USS Dressen Family Solar LLCUnited States Solar CorporationMayer, MN2 GWhJun 2023Dec 2025 Solar
Lemonweir (Oak 1)Greenbacker Renewable Energy CorporationMauston, WI6 GWhNov 2023Dec 2025 Solar
Elroy SolarGreen Street Power PartnersMauston, WI1 GWhAug 2019Dec 2025 Solar
Cooks Mill PV ICooks Mill PV I, LLCMatoon, IL45 GWh-May 2026 Solar
Rolling Hills Wind FarmMidAmerican Energy CoMassena, IA2 TWhNov 2011May 2026 Wind
Blue Elk II Solar, LLCBlue Elk II Solar, LLCMason, MI35 GWhApr 2024Dec 2025 Solar
CED Mason City WindRWE Clean EnergyMason City, IA29 GWhApr 2020Dec 2025 Wind
Lime CreekInterstate Power and Light CoMason City, IA1 GWhApr 1991Dec 2025 Distillate Fuel Oil
Moraine Sands Wind PowerMoraine Sands Wind Power, LLCMason City, IL562 GWhNov 2023May 2026 Wind
Salt Creek Township Solar, LLCBirch Creek Power, LLCMason City, IL110 GWhDec 2024May 2026 Solar
Glacier Sands Wind Power, LLCGlacier Sands Wind Power, LLCMason City, IL629 GWhOct 2021May 2026 Wind
Dakota Range WindNorthern States Power Co - MinnesotaMarvin, SD984 GWhDec 2021May 2026 Wind
Eagle Valley (IN)AES IndianaMartinsville, IN5 TWhNov 1951May 2026 Natural Gas
New Madrid Solar, LLCNew Madrid Solar, LLCMarston, MO230 GWhOct 2025May 2026 Solar
Marshfield Utilities Gas PlantCity of Marshfield - (WI)Marshfield, WI19 GWhMay 2011Dec 2025 Natural Gas
MarshalltownInterstate Power and Light CoMarshalltown, IA20 GWhMay 1978Dec 2025 Natural Gas
Alliant SBD 9107 JBS USAIndustrial Energy Applications IncMarshalltown, IA62 MWhJul 1992May 2026 Distillate Fuel Oil
Marshalltown Generating StationInterstate Power and Light CoMarshalltown, IA3 TWhMar 2017May 2026 Natural Gas : 99.9%
Vienna Wind FarmMidAmerican Energy CoMarshalltown, IA622 GWhOct 2012Dec 2025 Wind
Marshall Wind 3 LLCMarshall Wind Farm, LLCMarshall, MN4 GWhNov 2007Dec 2025 Wind
Marshall Wind 2 LLCMarshall Wind Farm, LLCMarshall, MN5 GWhNov 2007Nov 2025 Wind
Marshall Wind 5 LLCMarshall Wind Farm, LLCMarshall, MN2 GWhNov 2007Dec 2025 Wind
Marshall Solar Energy ProjectMarshall Solar Energy ProjectMarshall, MN92 GWhDec 2016May 2026 Solar
Marshall Wind 1 LLCMarshall Wind Farm, LLCMarshall, MN1 GWhNov 2007Dec 2025 Wind
Marshall Wind 6 LLCMarshall Wind Farm, LLCMarshall, MN3 GWhNov 2007Dec 2025 Wind
Marshall Wind 4 LLCMarshall Wind Farm, LLCMarshall, MN4 GWhNov 2007Dec 2025 Wind
Marshall Solar Plus LLCWestern Minnesota Mun Pwr AgnyMarshall, MN17 GWhNov 2024Dec 2025 Solar
Marshall (MN)City of Marshall - (MN)Marshall, MN93 MWhJun 1969Dec 2025 Distillate Fuel Oil
Marshall (MI)City of Marshall - (MI)Marshall, MI638 MWhMay 1928Dec 2025 Water
GRS C&CGas Recovery Systems IncMarshall, MI21 GWhJan 1995Dec 2025 Landfill Gas
Marshall (IL)City of Marshall - (IL)Marshall, IL167 MWhMar 2002Dec 2025 Distillate Fuel Oil
James R SmithCity of Marquette - (MI)Marquette, MI14 GWhDec 1918Dec 2025 Water
McClure DamUpper Peninsula Power CompanyMarquette, MI26 GWhJan 1988Dec 2025 Water
Marquette Energy CenterCity of Marquette - (MI)Marquette, MI164 GWhJul 2017Dec 2025 Natural Gas : 98.9% Distillate Fuel Oil : 1.1%
Prairie State Generating StationPrairie State Generating Co LLCMarissa, IL12 TWhMay 2012May 2026 Bituminous Coal : 99.8%
Alliant SBD 8602 Marion SubIndustrial Energy Applications IncMarion, IA30 MWhJul 1986Dec 2025 Distillate Fuel Oil
MarionSouthern Illinois Power CoopMarion, IL798 GWhMay 1963May 2026 Bituminous Coal : 86.6% Natural Gas : 12.8% Distillate Fuel Oil : 0.6%
SV CSG Barrass Farms II LLSV CSG Barrass Farms II LLCMarion, IL5 GWhAug 2023Dec 2025 Solar
Park MillEagle Creek Renewable Energy, LLCMarinette, WI4 GWhDec 1919Dec 2025 Water
MarcelineCity of Marceline - (MO)Marceline, MO20 MWhJul 1989Dec 2025 Distillate Fuel Oil
Iowa Hydro LLCZero6 Energy HydroMaquoketa, IA6 GWhDec 1923May 2026 Water
Mapleton Community SolarMapleton Community SolarMapleton, MN5 GWhMay 2017Dec 2025 Solar
Novel - OYA of Mapleton CSGNRG MN Community LLCMapleton, MN6 GWhJun 2018Dec 2025 Solar
Schull CSGSchull CSG LLCMapleton, MN2 GWhOct 2021Dec 2025 Solar
CED Peoria SolarBay4 Energy Services, LLCMapleton, IL4 GWhApr 2021Dec 2025 Solar
Maple LakeGreat River EnergyMaple Lake, MN321 MWhApr 1978Dec 2025 Distillate Fuel Oil
Novel Wayne Solar LLC CSGREA Investments, LLCMantorville, MN2 GWhDec 2020Dec 2025 Solar
Novel Debra Solar LLC CSGREA Investments, LLCMantorville, MN2 GWhNov 2020Dec 2025 Solar
Novel Benedix Solar CSGREA Investments, LLCMantorville, MN2 GWhNov 2020Dec 2025 Solar
Kankakee Solar 3Pivot EnergyManteno, IL3 GWhOct 2024Dec 2025 Solar
Mansfield MillIPC-Mansfield MillMansfield, LA855 GWhSep 1981May 2026 Natural Gas : 52.4% Black Liquor : 33.9% Wood/Wood Waste Solids : 12.4% Tire-derived Fuels : 1.4%
Roeder Family Wind Farm LLCRWE Clean EnergyManly, IA5 GWhAug 2011Dec 2025 Wind
School Sisters CSGSchool Sisters CSG LLCMankato, MN2 GWhApr 2018Dec 2025 Solar
Primrose Solar, LLCGeronimo PowerMankato, MN2 GWhMar 2021Dec 2024 Solar
Corvus Community SolarCorvus Community SolarMankato, MN8 GWhSep 2018Dec 2025 Solar
CF Novel Solar CSG Gardens Eleven, LLCSunStrong Management, LLCMankato, MN5 GWhNov 2017Dec 2025 Solar
Eastwood SolarEnel Green Power NA, Inc.Mankato, MN11 GWhNov 2016Dec 2025 Solar
Archer Daniels Midland MankatoArcher Daniels Midland CoMankato, MN22 GWhSep 1987Dec 2024 Natural Gas
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%
Mankato Energy CenterMEC Holdings, LLCMankato, MN3 TWhJun 2006Dec 2025 Natural Gas
SolarClub 35 LLCNautilus Solar SolutionsMankato, MN2 GWhNov 2020Dec 2025 Solar
USS Jayhawk Solar LLC (CSG)United States Solar CorporationMankato, MN2 GWhNov 2023Dec 2025 Solar
USS Peach Solar LLCUnited States Solar CorporationMankato, MN2 GWhJun 2022Dec 2025 Solar
MN CSG 2019-16 LLCMN CSG 2019-16 LLCMankato, MN2 GWhMay 2022Dec 2025 Solar
ManitowocManitowoc Public UtilitiesManitowoc, WI178 GWhMay 1955May 2026 Wood/Wood Waste Solids : 88.2% Petroleum Coke : 6.6% Bituminous Coal : 4.9%
Custer Energy CenterManitowoc Public UtilitiesManitowoc, WI4 GWhMay 1999Dec 2025 Natural Gas
ManistiqueCloverland Electric Co-opManistique, MI1 GWhJun 1960Dec 2025 Distillate Fuel Oil
R M HeskettMontana-Dakota Utilities CoMandan, ND62 GWhOct 1954May 2026 Natural Gas

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