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 Apr 2026
Annual Generation 664.4 TWh
Power Plants2,831
Utilities1,296
Ranked #2 out of 65 in terms of net annual generation
Ranked #2 out of 54 in terms of annual generation from natural gas
Power Plant Types Natural Gas | 36.9% Coal | 27.6% Wind | 14.8% Nuclear | 13.6% Solar | 5% Water | 1.4% Other Fuel | 0.5%

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 1,501 to 1,600 of 2,154
Plant NameUtilityLocationAnnual GenerationPlant DateLast UpdateFuel Types
Peru 2Indiana Municipal Power AgencyPeru, IN18 GWhMar 2021Dec 2024 Solar
Peru 3Indiana Municipal Power AgencyPeru, IN5 GWhSep 2022Dec 2024 Solar
West Marinette 34Madison Gas & Electric CoPeshtigo, WI44 GWhMay 2000Dec 2024 Natural Gas
West MarinetteWisconsin Public Service CorpPeshtigo, WI31 GWhMay 1971Dec 2024 Natural Gas
AES PetersburgAES IndianaPetersburg, IN5 TWhMay 1967Feb 2026 Bituminous Coal : 99.8%
RATTS 1Ratts 1 Solar LLCPetersburg, IN81 GWh-Feb 2026 Solar
Heirloom SolarHeirloom Solar (Ratts 1 Phase 2 Solar, LLC)Petersburg, IN29 GWh-Feb 2026 Solar
Lannon StoneWisconsin Electric Power CoPewaukee, WI4 GWhNov 2021Dec 2024 Solar
Flambeau Solar PartnersFlambeau Solar Partners, LLCPhillips, WI4 GWhApr 2017Dec 2024 Solar
Pickford SolarHeritage Sustainable Energy. LLCPickford, MI10 GWhJan 2021Dec 2024 Solar
Pierre SolarPierre SolarPierre, SD2 GWhAug 2016Dec 2024 Solar
Central GeneratingNorth American Central - LLCPierson, MI15 GWhAug 2018Dec 2024 Landfill Gas
Apple Blossom Wind FarmApple Blossom Wind, LLCPigeon, MI248 GWhOct 2017Feb 2026 Wind
BrookfieldDTE Electric CompanyPigeon, MI251 GWhJan 2014Feb 2026 Wind
McKinley Wind ParkDTE Electric CompanyPigeon, MI51 GWhNov 2012Feb 2026 Wind
Pheasant Run Wind LLCPheasant Run Wind LLCPigeon, MI251 GWhNov 2013Feb 2026 Wind
PillagerALLETE, Inc.Pillager, MN7 GWhDec 1916Dec 2024 Water
SylvanALLETE, Inc.Pillager, MN11 GWhDec 1912Dec 2024 Water
Sylvan SolarALLETE, Inc.Pillager, MN25 GWhJun 2023Dec 2024 Solar
PinckneyvilleUnion Electric Co - (MO)Pinckneyville, IL80 GWhMay 2000Dec 2024 Natural Gas
Pinconning White FeatherEnergy Developments, Inc d/b/a EDLPinconning, MI17 GWhFeb 2009Dec 2024 Landfill Gas
Pine Bluff MillSuzano Packaging LLCPine Bluff, AR289 GWhApr 1958Dec 2023 Black Liquor : 80.1% Natural Gas : 19.9%
Pine Bluff Energy CenterPine Bluff Energy LLCPine Bluff, AR1 TWhJul 2001Feb 2026 Natural Gas
Rock Lake CTGreat River EnergyPine City, MN270 MWhMar 1978Dec 2024 Distillate Fuel Oil
USS Greenhouse Solar LLC CSGStandard SolarPine Island, MN1 GWhNov 2019Dec 2024 Solar
Pine Island Solar CSGPine Island Holdco, LLCPine Island, MN6 GWhJan 2017Dec 2024 Solar
Pine Island SolarEnel Green Power NA, Inc.Pine Island, MN8 GWhNov 2016Dec 2024 Solar
Uilk Wind LLCRENEW Energy IncPipestone, MN9 GWhDec 2009Dec 2024 Wind
Capella Community SolarCapella Community SolarPipestone, MN9 GWhSep 2017Dec 2024 Solar
Carstensen WindCarstensen Wind, LLC (Longroad)Pipestone, MN2 GWhNov 2004Dec 2024 Wind
TG Windfarm LLCTG Windfarm LLCPipestone, MN288 MWhOct 2003Dec 2024 Wind
Bisson Windfarm LLCBisson Windfarm LLCPipestone, MN288 MWhSep 2003Dec 2024 Wind
Stahl Wind EnergyStahl Wind Energy, LLC (Longroad)Pipestone, MN2 GWhNov 2004Nov 2024 Wind
Northern Lights Wind LLCNorthern Lights Wind LLC (Longroad)Pipestone, MN2 GWhNov 2004Dec 2024 Wind
Tofteland Windfarm LLCTofteland Windfarm LLCPipestone, MN288 MWhSep 2003Dec 2024 Wind
Greenback EnergyGreenback Energy, LLC (Longroad)Pipestone, MN5 GWhNov 2004Dec 2024 Wind
Lucky WindLucky Wind, LLC (Longroad)Pipestone, MN2 GWhNov 2004Dec 2024 Wind
Pipestone City Solar LLC CSGREA Investments, LLCPipestone, MN2 GWhJul 2021Dec 2024 Solar
Elizabeth Solar PlantHorus Louisiana 1, LLCPitkin, LA284 GWhJul 2024Feb 2026 Solar
Panther Creek Wind ProjectGreenbacker Renewable Energy CorporationPittsfield, IL148 GWh-Feb 2026 Wind
Pike County Wind PowerIllinois Rural Electric CoopPittsfield, IL355 MWhApr 2005Nov 2024 Wind
Plaquemine Cogeneration PlantDow Chemical CoPlaquemine, LA6 TWhFeb 2004Feb 2026 Natural Gas : 97.4% Other Gas : 2.6%
LaO Energy SystemsDow Chemical CoPlaquemine, LA1 TWhMay 1958Dec 2024 Natural Gas : 84.1% Other Gas : 15.9%
Westlake PlaquemineWestlake Chemicals & Vinyls LLCPlaquemine, LA1 TWhApr 1997Feb 2026 Natural Gas : 98.6% Other Gas : 1.4%
Magnolia PowerMagnolia Power Holdings LLCPlaquemine, LA867 GWh-Feb 2026 Natural Gas
Helen CSG 1 LLCUnited States Solar CorporationPlato, MN2 GWhOct 2021Dec 2024 Solar
Helen Solar CSGAltus Power America Management, LLCPlato, MN9 GWhJun 2020Dec 2024 Solar
Greater Des MoinesMidAmerican Energy CoPleasant Hill, IA2 TWhApr 2003Dec 2024 Natural Gas
Pleasant HillMidAmerican Energy CoPleasant Hill, IA22 GWhMay 1990Dec 2024 Natural Gas : 99.9%
West Diesel Generation UnitCity of Pocahontas - (IA)Pocahontas, IA23 MWhMay 2006Dec 2024 Distillate Fuel Oil
Pocahontas Prairie Wind FarmMidAmerican Energy CoPomeroy, IA382 GWhJan 2012Dec 2024 Wind
Montpelier Electric Generating StationKimura Power LLCPoneto, IN192 GWhMay 2001Feb 2026 Natural Gas : 99.1% Distillate Fuel Oil : 0.9%
Port Allen (LA)Placid Refining Co LLCPort Allen, LA43 GWhApr 1990Dec 2024 Natural Gas
NAFTA Region Olefins Complex Cogen FacBASF CorpPort Arthur, TX562 GWhJun 2001Dec 2024 Natural Gas
Port Arthur Texas RefineryTotal Petrochemicals USA IncPort Arthur, TX226 GWhJul 1988Dec 2024 Natural Gas : 75.0% Other Gas : 25.0%
Motiva Enterprises Port Arthur RefineryMotiva Enterprises LLCPort Arthur, TX2 TWhMay 1957Feb 2026 Natural Gas : 90.9% Other Gas : 9.1%
Air Products Port ArthurAir Products LLCPort Arthur, TX998 GWhOct 2000Dec 2024 Natural Gas : 92.8% Other Gas : 7.2%
Port Edwards MillDomtar Industries IncPort Edwards, WI38 GWhDec 1912Feb 2026 Water
Grand GulfSystem Energy Resources, IncPort Gibson, MS11 TWhJun 1985Feb 2026 Nuclear
Deerfield Wind Energy 2Deerfield Wind Energy 2, LLCPort Hope, MI281 GWhFeb 2023Feb 2026 Wind
JCO Oxides Olefins PlantIndorama VenturesPort Neeches, TX614 GWhAug 1992Dec 2024 Natural Gas
Port Washington Generating StationWisconsin Electric Power CoPort Washington, WI7 TWhJun 2005Feb 2026 Natural Gas
Portside EnergyPrimary Energy Recycling Holdings, LLCPortage, IN256 GWhAug 1997Dec 2024 Natural Gas
Portage Solar PlantPortage Solar PlantPortage, WI23 GWhMay 2023Dec 2024 Solar
Eastridge Wind ProjectEastridge Wind ProjectPorter, MN19 GWhMar 2006Dec 2024 Wind
Frank JenkinsCity of Portland - (MI)Portland, MI59 MWhApr 1950Dec 2024 Distillate Fuel Oil : 81.8% Natural Gas : 18.2%
Alliant SBD 9201 NorplexIndustrial Energy Applications IncPostville, IA39 MWhNov 1988Feb 2026 Distillate Fuel Oil
Prairie Du SacWisconsin Power & Light CoPrairie du Sac, WI144 GWhSep 1915Dec 2024 Water
Silver CreekCooperative EnergyPrentiss, MS428 GWhMay 2003Dec 2024 Natural Gas
Prescott Wind FarmPrescott Wind Energy LLCPrescott, IA142 GWhAug 2024Feb 2026 Wind
Preston (IA)City of PrestonPreston, IA9 MWhNov 1968Dec 2024 Natural Gas : 89.7% Distillate Fuel Oil : 10.3%
Preston (MN)Preston Public Utilities CommPreston, MN163 MWhDec 1948Dec 2024 Distillate Fuel Oil : 62.3% Natural Gas : 37.7%
Highland Wind Project (IA)MidAmerican Energy CoPrimghar, IA1 TWhMay 2015Feb 2026 Wind
O'Brien WindMidAmerican Energy CoPrimghar, IA876 GWhAug 2016Dec 2024 Wind
Princeton (IL)City of Princeton - (IL)Princeton, IL434 MWhJun 1953Dec 2024 Natural Gas : 99.8%
Gibson SolarGibson Solar, LLCPrinceton, IN188 GWh-Feb 2026 Solar
Sherburne Solar Holdings, LLCREA Investments, LLCPrinceton, MN4 GWhFeb 2021Dec 2024 Solar
Princeton (MN)Princeton Public Utils CommPrinceton, MN134 MWhAug 1953Dec 2024 Distillate Fuel Oil
Syncarpha Prinsburg CSG (Ledeboer)Prinsburg CSG I, LLCPrinsburg, MN2 GWhNov 2018Dec 2024 Solar
R D MorrowCooperative EnergyPurvis, MS3 TWhMar 1978Feb 2026 Natural Gas
High Prairie Wind FarmUnion Electric Co - (MO)Queen City, MO675 GWhNov 2020Feb 2026 Wind
JM Huber at QuincyLuminace Solar Illinois 2, LLCQuincy, IL2 GWhNov 2021Dec 2024 Solar
CREEWisconsin Electric Power CoRacine, WI2 GWhJul 2021Dec 2024 Solar
Arpin DamRenewable World Energies LLCRadisson, WI6 GWhAug 1971Dec 2024 Water
SylvarenaCooperative EnergyRaleigh, MS294 GWhJun 2003Dec 2024 Natural Gas
Anoka County MN CONXSoCore Energy LLCRamsey, MN6 GWhSep 2018Dec 2024 Solar
FastSun 2 CSGAltus Power America Management, LLCRandolph Township, MN2 GWhMay 2020Dec 2024 Solar
Felton CSG PV1-5Ecoplexus, IncRandolph, MN8 GWhMay 2019Dec 2024 Solar
Randolph CSG PV1-5Ecoplexus, IncRandolph, MN5 GWhMay 2019Dec 2024 Solar
Rantoul SolarAltorfer Inc.Rantoul, IL3 GWhNov 2016Dec 2024 Solar
RantoulVillage of Rantoul - (IL)Rantoul, IL250 MWhDec 1950Feb 2026 Distillate Fuel Oil
Geranium Solar, LLCNational Grid RenewablesRaymond, MN2 GWhSep 2020Dec 2024 Solar
Aster Community Solar Garden, LLCNational Grid RenewablesRaymond, MN2 GWhSep 2020Dec 2024 Solar
Nobles Wind ProjectNorthern States Power Co - MinnesotaReading, MN801 GWhNov 2010Feb 2026 Wind
Red BudCity of Red Bud - (IL)Red Bud, IL121 MWhFeb 1959Dec 2024 Distillate Fuel Oil
Red Lake Falls Community HybridConsolidated Edison Development Inc.Red Lake Falls, MN14 GWhNov 2020Dec 2024 Wind : 95.1% Solar : 4.9%
Red Wing Community SolarTerraform ArcadiaRed Wing, MN8 GWhNov 2016Dec 2024 Solar
Lady Slipper Solar Array CSGAEP Onsite Partners, LLCRed Wing, MN6 GWhSep 2019Dec 2024 Solar
Foreman's Hill Community SolarForeman's Hill CSG LLCRed Wing, MN7 GWhJun 2018Dec 2024 Solar
Red WingNorthern States Power Co - MinnesotaRed Wing, MN128 GWhSep 1949Feb 2026 Non-biogenic Municipal Solid Waste : 52.9% Biogenic Municipal Solid Waste : 43.3% Wood/Wood Waste Solids : 3.1% Natural Gas : 0.8%

Surrounding Balancing Authorities

Balancing Authorities with Similar Net Generation

RankBalancing AuthorityAnnual Net Generation# Power Plants
#1PJM Interconnection, LLC881.5 TWh2,465
#2Midcontinent Independent System Operator, Inc.664.4 TWh2,831
#3Electric Reliability Council of Texas, Inc.488.2 TWh1,313
#5Southwest Power Pool302.9 TWh835
#6Southern Company Services, Inc. - Trans250.9 TWh417
#7California Independent System Operator176.8 TWh2,075
#9Tennessee Valley Authority163.1 TWh204
#10Florida Power & Light Co.150.9 TWh187
#12New York Independent System Operator134.4 TWh1,211
#13Duke Energy Carolinas112.5 TWh565