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 1,201 to 1,300 of 2,269
Plant NameUtilityLocationAnnual GenerationPlant DateLast UpdateFuel Types
Marshall Wind 6 LLCMarshall Wind Farm, LLCMarshall, MN3 GWhNov 2007Dec 2025 Wind
MarshalltownInterstate Power and Light CoMarshalltown, IA20 GWhMay 1978Dec 2025 Natural Gas
Marshalltown Generating StationInterstate Power and Light CoMarshalltown, IA3 TWhMar 2017May 2026 Natural Gas : 99.9%
Marshfield Utilities Gas PlantCity of Marshfield - (WI)Marshfield, WI19 GWhMay 2011Dec 2025 Natural Gas
Maston Garden SolarMaston Garden LLCKasson, MN2 GWhApr 2020Dec 2025 Solar
May Shannon Solar, LLCMay Shannon Solar, LLCClio, MI4 GWhNov 2020Dec 2025 Solar
Maywood Photovoltaic ProjectENI New Energy US IncIndianapolis, IN11 GWhFeb 2014Dec 2024 Solar
McClellan (AR)Arkansas Electric Coop CorpCamden, AR27 GWhApr 1972Oct 2025 Natural Gas : 85.3% Distillate Fuel Oil : 14.7%
McClure DamUpper Peninsula Power CompanyMarquette, MI26 GWhJan 1988Dec 2025 Water
McDonald Solar Farm, LLCCypress Creek RenewablesWest Terre Haute, IN8 GWhNov 2015Dec 2025 Solar
McDonough Solar 1, LLC CSGMcDonough Solar 1, LLCBlandinsville, IL4 GWhNov 2020Dec 2025 Solar
McGregorCity of McGregor- (IA)McGregor, IA11 MWhNov 1941Dec 2025 Distillate Fuel Oil
McKinley Wind ParkDTE Electric CompanyPigeon, MI51 GWhNov 2012May 2026 Wind
McLeansboroCity of McLeansboro - (IL)McLeansboro, IL42 MWhNov 1950Dec 2025 Distillate Fuel Oil
McLeod Community Solar One LLC CSGMadison Energy Holdings LLCStewart, MN2 GWhNov 2019Dec 2025 Solar
Meadow Lake Wind Farm VI LLCMeadow Lake Wind Farm VI LLCRemington, IN654 GWhOct 2018May 2026 Wind
Meadow RidgeMeadow Ridge Wind Energy, LLCGreenfield, IA2 GWhJun 2012Dec 2025 Wind
Medanos Solar LLCDimension Energy LLCHomer, IL96 MWhNov 2025Dec 2025 Solar
Medford DPC SolarSoCore Energy LLCMedford, WI3 GWhJan 2017May 2026 Solar
Medin 2 Community Solar LLC CSGMedin 2 Community Solar LLCCenter City, MN2 GWhJul 2021Dec 2025 Solar
Medin CSGMadison Energy Holdings LLCCenter City, MN2 GWhNov 2021Dec 2025 Solar
Meeker Community Solar One LLC CSGMadison Energy Holdings LLCDassel, MN2 GWhNov 2019Dec 2025 Solar
MelroseMelrose Public UtilitiesMelrose, MN71 MWhJun 1945Dec 2025 Distillate Fuel Oil
Melrose 2Melrose Public UtilitiesMelrose, MN4 MWhFeb 2014Dec 2025 Distillate Fuel Oil
Menominee Mill MarinetteEagle Creek Renewable Energy, LLCMenominee, MI10 GWhDec 1923May 2026 Water
MenomonieNorthern States Power Co - MinnesotaMenomonie, WI23 GWhDec 1957Dec 2025 Water
Meridian Wind ParkDTE Electric CompanyMerrill, MI479 GWhMar 2023May 2026 Wind
Merl ParrMidAmerican Energy CoCharles City, IA3 GWhApr 1969Dec 2025 Natural Gas
MeromHallador Power Company, LLCSullivan, IN4 TWhJan 1982May 2026 Bituminous Coal : 99.7%
Merricourt Wind Energy CenterOtter Tail Power CoKulm, ND562 GWhNov 2020May 2026 Wind
MerrillWisconsin Public Service CorpMerrill, WI4 GWhFeb 1917Dec 2025 Water
Metro Gas RecoveryWM Renewable Energy LLCFranklin, WI41 GWhNov 1985Dec 2025 Landfill Gas
Metro Methane Recovery FacilityWM Renewable Energy LLCMitchellville, IA85 GWhDec 1997May 2026 Landfill Gas
MexicoUnion Electric Co - (MO)Mexico, MO2 GWhAug 1978Dec 2025 Distillate Fuel Oil
Michael SolarSoCore Energy LLCFreeport, MN7 GWhNov 2017Dec 2025 Solar
Michelangelo Wind 1 LLCNovis Renewables, LLCHuxley, IA10 GWhFeb 2017Dec 2025 Wind
Michelangelo Wind 3 LLCMichelangelo Wind 3 LLCHuxley, IA10 GWhJan 2017Dec 2025 Wind
Michelangelo Wind 4 LLCNovis Renewables, LLCAmes, IA10 GWhNov 2016Dec 2025 Wind
Michigamme FallsWisconsin Electric Power CoCrystal Falls, MI29 GWhMay 1953Dec 2025 Water
Michigan CityNorthern Indiana Pub Serv CoMichigan City, IN2 TWhApr 1974May 2026 Subbituminous Coal : 78.0% Bituminous Coal : 20.3% Natural Gas : 1.7%
Michigan Power LPMichigan Power Limited PartnershipLudington, MI1 TWhSep 1995Dec 2024 Natural Gas
Michigan Wind 1Michigan Wind 1, LLCUbly, MI165 GWhNov 2008Dec 2025 Wind
Michigan Wind 2Michigan Wind 2, LLCMinden City, MI329 GWhNov 2011Dec 2025 Wind
Midcontinent Solar, LLCMidcontinent Solar, LLCOwosso, MI38 GWhSep 2023Dec 2025 Solar
Middlebury SolarEcos Energy LLCMiddlebury, IN2 GWhOct 2012Dec 2025 Solar
Middleton Airport SolarMadison Gas & Electric CoMiddleton, WI7 GWhJun 2020Dec 2025 Solar
Middleton Biogas Solar, LLCMiddleton Biogas Solar, LLCMiddleton, WI2 GWhApr 2022Dec 2025 Solar
Midland Cogeneration VentureMidland Cogeneration VentureMidland, MI10 TWhMay 1989May 2026 Natural Gas
Milam Gas RecoveryWM Illinois Renewable Energy LLCEast St. Lois, IL19 GWhMar 1991Dec 2025 Natural Gas
Miles City GTMontana-Dakota Utilities CoMiles City, MT2 GWhApr 1972Dec 2025 Natural Gas : 99.7%
Milton R YoungMinnkota Power Coop, IncCenter, ND4 TWhSep 1970May 2026 Lignite Coal : 99.8%
Minden Wind ParkDTE Electric CompanyMinden City, MI110 GWhNov 2012May 2026 Wind
MinnDakota Wind LLCAvangrid Power LLCIvanhoe, MN337 GWhDec 2007Dec 2025 Wind
Minnesota Breeze LLCMidwest Power Partners LLCRushmore, MN3 GWhApr 2006Dec 2025 Wind
Minnesota RiverMinnesota Municipal Power AgnyChaska, MN2 GWhApr 2001Dec 2025 Natural Gas
MinwindCommunity Renewables, LLCLuverne, MN516 MWhSep 2002Dec 2025 Wind
MioConsumers Energy Co - (MI)Mio, MI14 GWhDec 1915Dec 2025 Water
Mission Road Solar ParkDTE Electric CompanyRosebush, MI60 GWh-May 2026 Solar
MMSD Jones Island WastewaterMilwaukee Metro Sewerage DistMilwaukee, WI83 GWhDec 1970May 2026 Natural Gas : 84.8% Landfill Gas : 14.2% Distillate Fuel Oil : 1.0%
MMSD South Shore WastewaterMilwaukee Metro Sewerage DistOak Creek, WI23 GWhJul 2000Dec 2025 Other Biomass Gas : 88.5% Natural Gas : 11.5%
MN Buffalo Lake 212-1 LLC (CSG)United States Solar CorporationBuffalo Lake, MN2 GWhNov 2023Dec 2025 Solar
MN Buffalo Lake 212-2 LLC (CSG)United States Solar CorporationBuffalo Lake, MN2 GWhNov 2023Dec 2025 Solar
MN CSG 2019-105MN CSG 2019-105 LLCWabash, MN1 GWhApr 2025Dec 2025 Solar
MN CSG 2019-16 LLCMN CSG 2019-16 LLCMankato, MN2 GWhMay 2022Dec 2025 Solar
MN CSG 2019-22MN CSG 2019-22 LLCDanube, MN2 GWhMar 2025Dec 2025 Solar
MN CSG 2019-38 DE LLCMN CSG 2019-38 DE LLCCleveland, MN2 GWhOct 2022Dec 2025 Solar
MN CSG 2019-60MN CSG 2019-60 LLCBuffalo Lake, MN2 GWhNov 2024Dec 2025 Solar
MN CSG 2019-67MN CSG 2019-67 LLCClear Lake, MN2 GWhFeb 2025Dec 2025 Solar
MN CSG 2019-77MN CSG 2019-77 LLCNorthfield, MN1 GWhApr 2025Dec 2025 Solar
MN CSG 2019-79MN CSG 2019-79 LLCGranite Falls, MN573 MWhApr 2025Dec 2025 Solar
MN CSG 2019-82MN CSG 2019-82 LLCAtwater, MN1 GWhNov 2024Dec 2025 Solar
MN East Regal LLC (CSG)United States Solar CorporationPaynesville, MN2 GWhJul 2024Dec 2025 Solar
MNDOT Standby GenerationState of Minnesota Department of AdministrationSt. Paul, MN51 MWhJun 1995May 2026 Distillate Fuel Oil
MoberlyUnion Electric Co - (MO)Moberly, MO257 MWhJul 1978Dec 2025 Distillate Fuel Oil
MolineMidAmerican Energy CoMoline, IL21 GWhDec 1941Dec 2025 Water : 97.0% Natural Gas : 3.0%
Mondu Solar LLCMondu Solar LLCLivonia, LA22 GWh-May 2026 Solar
Monroe (MI)DTE Electric CompanyMonroe, MI16 TWhOct 1969May 2026 Subbituminous Coal : 75.2% Bituminous Coal : 15.7% Petroleum Coke : 8.9%
Montevideo Solar LLC, CSGMontevideo Solar LLCMontevideo, MN10 GWhDec 2018Dec 2025 Solar
MontezumaCity of Montezuma - (IA)Montezuma, IA115 MWhJul 1940Dec 2025 Distillate Fuel Oil : 67.9% Natural Gas : 32.1%
Montfort Wind Energy CenterWisconsin Electric Power CoMontfort, WI51 GWhMay 2002May 2026 Wind
Montgomery CountyEntergy Texas Inc.Willis, TX6 TWhDec 2020May 2026 Natural Gas
Montgomery County Community Solar CenterUnion Electric Co - (MO)New Florence, MO7 GWhFeb 2022Dec 2025 Solar
Montgomery Winsted CSGMinnesota Solar CSG 4, LLCWinsted, MN5 GWhOct 2017Dec 2024 Solar
Monticello Nuclear FacilityNorthern States Power Co - MinnesotaMonticello, MN5 TWhMay 1971May 2026 Nuclear
Monticello Project CSGMadison Energy Investments LLCMonticello, MN7 GWhOct 2018Sep 2025 Solar
Montpelier Electric Generating StationKimura Power LLCPoneto, IN213 GWhMay 2001May 2026 Natural Gas : 99.0% Distillate Fuel Oil : 1.0%
Montrose SolarEnel Green Power NA, Inc.Montrose, MN6 GWhNov 2016Dec 2025 Solar
MontSun Community SolarGenerate CapitalMontrose, MN9 GWhNov 2017Dec 2025 Solar
Moose LakeMoose Lake Water & Light CommMoose Lake, MN128 MWhOct 1952Dec 2025 Distillate Fuel Oil : 92.0% Natural Gas : 8.0%
MoraCity of Mora - (MN)Mora, MN1 GWhAug 1957Dec 2025 Natural Gas : 71.2% Distillate Fuel Oil : 28.8%
Moraine CSGMoraine Solar, LLCDowns, IL5 GWhAug 2021Dec 2025 Solar
Moraine II Wind LLCAvangrid Power LLCWoodstock, MN101 GWhJan 2009Dec 2025 Wind
Moraine Sands Wind PowerMoraine Sands Wind Power, LLCMason City, IL562 GWhNov 2023May 2026 Wind
Moraine Wind LLCAvangrid Power LLCWoodstock, MN89 GWhNov 2003Dec 2025 Wind
MoreauUnion Electric Co - (MO)Moreau, MO2 GWhJul 1978Dec 2025 Distillate Fuel Oil
Morey RoadGreenbacker Renewable Energy CorporationLake City, MI4 GWhOct 2024Dec 2025 Solar
Morgan Community SolarMorgan Community SolarMorgan, MN5 GWhMar 2017Dec 2025 Solar
Morgan Solar 1 CSGMorgan Solar 1 LLCMeredosia, IL4 GWhJul 2021Dec 2025 Solar
Morgan Solar 1b CSGMorgan Solar 1b LLCMeredosia, IL3 GWhJul 2021Dec 2025 Solar
Morgan Solar 2, LLC CSGMorgan Solar 2, LLCMurrayville, IL4 GWhOct 2020Dec 2025 Solar

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