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 801 to 900 of 2,269
Plant NameUtilityLocationAnnual GenerationPlant DateLast UpdateFuel Types
HalstadCity of Halstad - (MN)Halstad, MN34 MWhAug 2007Dec 2025 Distillate Fuel Oil
Hammer Community (CSG)CleanCapital HoldingsClear Lake, MN2 GWhJul 2020Dec 2025 Solar
Hammer CSGMadison Energy Investments LLCClear Lake, MN6 GWhNov 2018Sep 2025 Solar
Hampton MN GRESoCore Energy LLCHampton Township, MN3 GWhSep 2018Sep 2025 Solar
HancockDTE Electric CompanyCommerce Twp, MI20 GWhMar 1966Dec 2025 Natural Gas
Hancock County Wind Energy CenterFPL Energy Hancock County Wind, LLCGarner, IA250 GWhNov 2002May 2026 Wind
HannibalOneEnergy, Inc.Gillman, WI378 MWhSep 2025Dec 2025 Solar
Happy Solar 1Lightsource Renewable Energy Asset Management, LLCSearcy, AR214 GWhSep 2023May 2026 Solar
Hardin County Peaking FacilityEntergy Texas Inc.Kountze, TX257 GWhJun 2001Dec 2025 Natural Gas
Hardin Hilltop Wind LLCJunction Hilltop Management LLCJefferson, IA32 GWhApr 2007Dec 2024 Wind
Harding StreetAES IndianaIndianapolis, IN4 TWhMay 1958May 2026 Natural Gas
HardyConsumers Energy Co - (MI)Newaygo, MI65 GWhMay 1931Dec 2025 Water
Hardy Hills Solar Energy LLCHardy Hills Solar LLCFrankfort, IN360 GWhFeb 2024May 2026 Solar
Hargis-Hebert Electric GeneratingLafayette Utilities SystemLafayette, LA76 GWhMay 2006Dec 2025 Natural Gas
HarlanHarlan Municipal Utilities - (IA)Harlan, IA1 MWhJun 2001Dec 2025 Distillate Fuel Oil
Harley-Davison Powertrain OperationsWisconsin Electric Power CoMenomonee Falls, WI3 GWhSep 2020Dec 2025 Solar
Harry L. OswaldArkansas Electric Coop CorpLittle Rock, AR929 GWhJun 2002Dec 2025 Natural Gas
Hartmann Project CSGHartmann Community Solar LLCSaint Cloud, MN1 GWhNov 2019Dec 2025 Solar
HarvestHarvest Windfarm, LLCElkton, MI117 GWhDec 2007Dec 2025 Wind
Harvest 2Harvest II Windfarm, LLCElkton, MI199 GWhOct 2012Dec 2025 Wind
Harvest Gold SolarHarvest Gold Solar Power, LLCIndianola, MS193 GWhJul 2024May 2026 Solar
Harvest Ridge Wind FarmHarvest Ridge Wind FarmNewman, IL707 GWhJun 2020May 2026 Wind
Hastings City HydroelectricHastings Lock & DamHastings, MN14 GWhDec 1991Dec 2025 Water
Hastings SolarEnel Green Power NA, Inc.Hastings, MN8 GWhNov 2016Dec 2025 Solar
Hat RapidsWisconsin Public Service CorpRhinelander, WI7 GWhMay 1923Dec 2025 Water
Haven Solar Project CSGMadison Energy Investments LLCSaint Cloud, MN5 GWhJun 2019Sep 2025 Solar
Hawkeye Power Partners LLCHawkeye Power Partners LLCGarner, IA168 GWhMar 1999Dec 2025 Wind
Hawkeye Wind FarmGreenbacker Renewable Energy CorporationSumner, IA171 GWhSep 2012Dec 2025 Wind
Hay River (Dunn 1)Greenbacker Renewable Energy CorporationBoyceville, WI3 GWhJan 2024Dec 2025 Solar
Hayfield Solar I LLC CSGREA Investments, LLCHayfield, MN2 GWhJan 2021Dec 2025 Solar
Hayfield Solar III LLC CSGREA Investments, LLCHayfield, MN2 GWhJan 2021Dec 2025 Solar
HazelAltus Power America Management, LLCLanesboro, MN6 GWhOct 2021Dec 2025 Solar
Hazel Solar, LLCHazel Solar, LLCHoward City, MI4 GWhJan 2021Dec 2025 Solar
Heartland Community CollegeHeartland Community CollegeNormal, IL5 GWhMay 2012Dec 2025 Wind : 95.6% Solar : 4.4%
Heartland Divide IIHeartland Divide IIAudubon, IA782 GWhFeb 2022May 2026 Wind
Heartland Divide Wind Project, LLCHeartland Divide Wind Project, LLCMelville, IA427 GWhNov 2018May 2026 Wind
Heartland FarmsConsumers Energy Co - (MI)Middleton, MI462 GWhMar 2024May 2026 Wind
Heartwood SolarHeartwood Solar, LLCAllen, MI22 GWh-May 2026 Solar
Heat Recovery Coke FacilityCokenergy IncEast Chicago, IN416 GWhMar 1998May 2026 Waste Heat
Heirloom SolarHeirloom Solar (Ratts 1 Phase 2 Solar, LLC)Petersburg, IN64 GWhSep 2025May 2026 Solar
Held Solar ProjectMadison Energy Investments LLCWaite Park, MN8 GWhFeb 2019Sep 2025 Solar
Helen CSG 1 LLCUnited States Solar CorporationPlato, MN2 GWhOct 2021Dec 2025 Solar
Helen Solar CSGAltus Power America Management, LLCPlato, MN8 GWhJun 2020Dec 2025 Solar
Hemlock FallsWisconsin Electric Power CoCrystal Falls, MI9 GWhJul 1953Oct 2025 Water
Hendershot Solar, LLCHendershot Solar, LLCTecumseh, MI4 GWhDec 2020Dec 2025 Solar
Hendricks Regional HealthHendricks Regional HealthDanville, IN19 MWhAug 1992May 2026 Distillate Fuel Oil
Hennepin IslandNorthern States Power Co - MinnesotaMinneapolis, MN54 GWhSep 1954Dec 2025 Water
Henry CountyDuke Energy Indiana, LLCNew Castle, IN275 GWhJun 2001Dec 2025 Natural Gas
Henry StationCity of Bay City - (MI)Bay City, MI1 GWhApr 1993Dec 2025 Natural Gas : 93.0% Distillate Fuel Oil : 7.0%
Henryville Solar RESHoosier Energy R E C, IncUnderwood, IN1 GWhAug 2016Dec 2025 Solar
Heritage Garden Wind Farm I LLCDTE Sustainable GenerationGarden, MI71 GWhAug 2012Dec 2025 Wind
Hermsdorf SolarMadison Gas & Electric CoMadison, WI16 GWhFeb 2022Dec 2025 Solar
Herrema DairyHerrema Dairy, LLCFair Oaks, IN7 GWhMar 2022Jan 2025 Natural Gas
Hertzberg Community (CSG)CleanCapital HoldingsPaynesville, MN2 GWhMar 2020Dec 2025 Solar
Heyer CSGHeyer CSG LLCMorristown, MN2 GWhMay 2018Dec 2024 Solar
HibbingHibbing Public Utilities CommHibbing, MN40 GWhMar 1965Dec 2025 Natural Gas : 52.2% Wood/Wood Waste Solids : 46.4% Bituminous Coal : 1.4%
Hickory SolarHickory Solar LLCJerseyville, IL255 GWhAug 2024May 2026 Solar
Hidden View Dairy, LLCHidden View Dairy, LLCRensselaer, IN6 GWhJan 2007Dec 2025 Natural Gas
High BridgeNorthern States Power Co - MinnesotaSt. Paul, MN3 TWhApr 2008May 2026 Natural Gas
High Falls (WI)Wisconsin Public Service CorpTown of Stephenson, WI16 GWhJul 1910Dec 2025 Water
High Prairie Wind FarmUnion Electric Co - (MO)Queen City, MO824 GWhNov 2020May 2026 Wind
HighlandCity of Highland - (IL)Highland, IL222 MWhFeb 1967Dec 2025 Distillate Fuel Oil
Highland Wind Project (IA)MidAmerican Energy CoPrimghar, IA1 TWhMay 2015May 2026 Wind
HillsboroCity of Hillsboro - (ND)Hillsboro, ND17 MWhJun 2002Dec 2025 Distillate Fuel Oil
HillsdaleHillsdale Board of Public WksHillsdale, MI711 MWhFeb 1947Dec 2025 Natural Gas : 81.9% Distillate Fuel Oil : 18.1%
Hilltop PowerHilltop Power, LLCEdgerton, MN4 GWhNov 2008Dec 2024 Wind
Hinds Energy FacilityEntergy Mississippi LLCJackson, MS2 TWhApr 2001May 2026 Natural Gas
Hinterland CSG, LLCMadison Energy Holdings LLCClearlake, MN2 GWhOct 2020Dec 2025 Solar
Hobart Solar, LLCAES Distributed EnergyHobart, IN49 MWhOct 2012Dec 2025 Solar
Hodag SolarWisconsin Public Service CorpRhinelander, WI13 GWhDec 2021Dec 2025 Solar
HodenpylConsumers Energy Co - (MI)Mesick, MI22 GWhJun 1925Dec 2025 Water
HoistUpper Peninsula Power CompanyNegaunee, MI14 GWhJan 1988Dec 2025 Water
HolcombeNorthern States Power Co - MinnesotaHolcombe, WI81 GWhDec 1949Dec 2025 Water
Holland Energy FacilityNAES Corporation - (WA)Beecher City, IL3 TWhAug 2002May 2026 Natural Gas
Holland Energy ParkCity of Holland - (MI)Holland, MI974 GWhMay 2017Dec 2025 Natural Gas
Holliday Creek SolarMidAmerican Energy CoFort Dodge, IA205 GWhJun 2022May 2026 Solar
Hometown Bio Energy LLCHometown Bio Energy LLCLe Sueur, MN3 GWhNov 2013Dec 2024 Other Biomass Gas
Honeysuckle Solar, LLCGeronimo PowerLester Prairie, MN2 GWhDec 2020Dec 2024 Solar
Hoopeston Wind LLCHoopeston Wind LLCRossville, IL338 GWhFeb 2015Dec 2025 Wind
Hoot LakeOtter Tail Power CoFergus Falls, MN4 GWhAug 1914Dec 2025 Water
Hoot Lake SolarOtter Tail Power CoFergus Falls, MN71 GWhJul 2023May 2026 Solar
Hope Creek LLCCHI Operations IncLake Benton, MN5 GWhDec 2000Dec 2024 Wind
HopkintonCity of Hopkinton - (IA)Hopkinton, IA54 MWhAug 1973Dec 2025 Distillate Fuel Oil
Hormel CSG SolarDG Central 1, LLCMontevideo, MN2 GWhNov 2022Dec 2025 Solar
Hot Spring Generating FacilityEntergy Arkansas LLCMalvern, AR3 TWhMay 2002May 2026 Natural Gas
Houston/Winona Community Solar One LLCMadison Energy Holdings LLCLa Crescent, MN2 GWhMay 2020Dec 2025 Solar
HQC Rock River Solar Power Gen StationHQC Rock River Solar Power Generation Station LLCBeloit, WI3 GWhJun 2016Dec 2024 Solar
Huck Finn Renewable Energy CenterUnion Electric Co - (MO)Vandalia, MO428 GWhNov 2024May 2026 Solar
Huneke CSG 1, LLCMadison Energy Holdings LLCZumbrota, MN2 GWhSep 2020Dec 2025 Solar
Huneke CSG 2, LLCMadison Energy Holdings LLCZumbrota, MN2 GWhOct 2020Dec 2025 Solar
Huneke I CSGHuneke I CSG LLCZumbrota, MN2 GWhApr 2018Dec 2025 Solar
Huneke II CSGTerraform ArcadiaZumbrota, MN2 GWhAug 2018Dec 2025 Solar
Hurricane Creek CSGSPG IL Hurricane Creek Solar LLCCarterville, IL4 GWhMay 2021Dec 2025 Solar
Hurricane Creek Lift StationJohnson County Rural E M CGreenwood, IN143 MWhAug 2004Dec 2024 Distillate Fuel Oil
Hutchinson Plant #1Hutchinson Utilities CommHutchinson, MN42 GWhDec 1957Dec 2025 Natural Gas
Hutchinson Plant #2Hutchinson Utilities CommHutchinson, MN28 GWhOct 1994Dec 2025 Natural Gas
Hwy 14 Holdco Solar CSGHwy 14 Holdco, LLCByron, MN7 GWhJun 2017Dec 2025 Solar
Hy-Vee Customer Hosted 2.25MW SolarInterstate Power and Light CoChariton, IA4 GWhJun 2024Dec 2025 Solar
Hyacinth Solar, LLCGeronimo PowerNorthfield, MN2 GWhSep 2020Dec 2025 Solar
Hydra Community Solar Garden, LLC (CSG)Geronimo PowerDundas, MN2 GWhApr 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