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 Oct 2026
Annual Generation 677.7 TWh
Power Plants3,095
Utilities1,372
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 | 37.1% Coal | 26.2% Wind | 15% Nuclear | 13.8% Solar | 6.1% 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 1,401 to 1,500 of 2,294
Plant NameUtilityLocationAnnual GenerationPlant DateLast UpdateFuel Types
Houston/Winona Community Solar One LLCMadison Energy Holdings LLCLa Crescent, MN2 GWhMay 2020Dec 2025 Solar
Hot Spring Generating FacilityEntergy Arkansas LLCMalvern, AR3 TWhMay 2002Jun 2026 Natural Gas
Hormel CSG SolarDG Central 1, LLCMontevideo, MN2 GWhNov 2022Dec 2025 Solar
HopkintonCity of Hopkinton - (IA)Hopkinton, IA54 MWhAug 1973Dec 2025 Distillate Fuel Oil
Hope Creek LLCCHI Operations IncLake Benton, MN5 GWhDec 2000Dec 2024 Wind
Hoot Lake SolarOtter Tail Power CoFergus Falls, MN73 GWhJul 2023Jul 2026 Solar
Hoot LakeOtter Tail Power CoFergus Falls, MN4 GWhAug 1914Dec 2025 Water
Hoosier Wind Project LLCAES IndianaGoodland, IN243 GWhOct 2009Dec 2025 Wind
Hoopeston Wind LLCHoopeston Wind LLCRossville, IL338 GWhFeb 2015Dec 2025 Wind
Honeysuckle Solar, LLCGeronimo PowerLester Prairie, MN2 GWhDec 2020Dec 2025 Solar
Hometown Bio Energy LLCHometown Bio Energy LLCLe Sueur, MN2 GWhNov 2013Dec 2025 Other Biomass Gas
Holliday Creek SolarMidAmerican Energy CoFort Dodge, IA206 GWhJun 2022Jul 2026 Solar
Holland Energy ParkCity of Holland - (MI)Holland, MI974 GWhMay 2017Dec 2025 Natural Gas
Holland Energy FacilityNAES Corporation - (WA)Beecher City, IL3 TWhAug 2002Jul 2026 Natural Gas
HolcombeNorthern States Power Co - MinnesotaHolcombe, WI81 GWhDec 1949Dec 2025 Water
HoistUpper Peninsula Power CompanyNegaunee, MI14 GWhJan 1988Dec 2025 Water
HodenpylConsumers Energy Co - (MI)Mesick, MI22 GWhJun 1925Dec 2025 Water
Hodag SolarWisconsin Public Service CorpRhinelander, WI13 GWhDec 2021Dec 2025 Solar
Hobart Solar, LLCAES Distributed EnergyHobart, IN49 MWhOct 2012Dec 2025 Solar
Hinterland CSG, LLCMadison Energy Holdings LLCClearlake, MN2 GWhOct 2020Dec 2025 Solar
Hinds Energy FacilityEntergy Mississippi LLCJackson, MS2 TWhApr 2001Jul 2026 Natural Gas
Hilltop PowerHilltop Power, LLCEdgerton, MN857 MWhNov 2008Dec 2025 Wind
HillsdaleHillsdale Board of Public WksHillsdale, MI711 MWhFeb 1947Dec 2025 Natural Gas : 81.9% Distillate Fuel Oil : 18.1%
HillsboroCity of Hillsboro - (ND)Hillsboro, ND17 MWhJun 2002Dec 2025 Distillate Fuel Oil
Highland Wind Project (IA)MidAmerican Energy CoPrimghar, IA974 GWhMay 2015Jul 2026 Wind
HighlandCity of Highland - (IL)Highland, IL222 MWhFeb 1967Dec 2025 Distillate Fuel Oil
High Prairie Wind FarmUnion Electric Co - (MO)Queen City, MO838 GWhNov 2020Jul 2026 Wind
High Falls (WI)Wisconsin Public Service CorpTown of Stephenson, WI16 GWhJul 1910Dec 2025 Water
High BridgeNorthern States Power Co - MinnesotaSt. Paul, MN3 TWhApr 2008Jul 2026 Natural Gas
Hidden View Dairy, LLCHidden View Dairy, LLCRensselaer, IN6 GWhJan 2007Dec 2025 Natural Gas
Hickory SolarHickory Solar LLCJerseyville, IL266 GWhAug 2024Jul 2026 Solar
HibbingHibbing Public Utilities CommHibbing, MN40 GWhMar 1965Dec 2025 Natural Gas : 52.2% Wood/Wood Waste Solids : 46.4% Bituminous Coal : 1.4%
Heyer CSGHeyer CSG LLCMorristown, MN1 GWhMay 2018Dec 2025 Solar
Hertzberg Community (CSG)CleanCapital HoldingsPaynesville, MN2 GWhMar 2020Dec 2025 Solar
Herrema DairyHerrema Dairy, LLCFair Oaks, IN7 GWhMar 2022Jan 2025 Natural Gas
Hermsdorf SolarMadison Gas & Electric CoMadison, WI16 GWhFeb 2022Dec 2025 Solar
Heritage Garden Wind Farm I LLCDTE Sustainable GenerationGarden, MI71 GWhAug 2012Dec 2025 Wind
Henryville Solar RESHoosier Energy R E C, IncUnderwood, IN1 GWhAug 2016Dec 2025 Solar
Henry StationCity of Bay City - (MI)Bay City, MI1 GWhApr 1993Dec 2025 Natural Gas : 93.0% Distillate Fuel Oil : 7.0%
Henry CountyDuke Energy Indiana, LLCNew Castle, IN275 GWhJun 2001Dec 2025 Natural Gas
Hennepin IslandNorthern States Power Co - MinnesotaMinneapolis, MN54 GWhSep 1954Dec 2025 Water
Hendricks Regional HealthHendricks Regional HealthDanville, IN18 MWhAug 1992Jul 2026 Distillate Fuel Oil
Hendershot Solar, LLCHendershot Solar, LLCTecumseh, MI4 GWhDec 2020Dec 2025 Solar
Hemlock FallsWisconsin Electric Power CoCrystal Falls, MI9 GWhJul 1953Oct 2025 Water
Helen Solar CSGAltus Power America Management, LLCPlato, MN8 GWhJun 2020Dec 2025 Solar
Helen CSG 1 LLCUnited States Solar CorporationPlato, MN2 GWhOct 2021Dec 2025 Solar
Held Solar ProjectMadison Energy Investments LLCWaite Park, MN8 GWhFeb 2019Sep 2025 Solar
Heirloom SolarHeirloom Solar (Ratts 1 Phase 2 Solar, LLC)Petersburg, IN92 GWhSep 2025Jul 2026 Solar
Heat Recovery Coke FacilityCokenergy IncEast Chicago, IN413 GWhMar 1998Jul 2026 Waste Heat
Heartwood SolarHeartwood Solar, LLCAllen, MI26 GWh-Jun 2026 Solar
Heartland FarmsConsumers Energy Co - (MI)Middleton, MI464 GWhMar 2024Jul 2026 Wind
Heartland Divide Wind Project, LLCHeartland Divide Wind Project, LLCMelville, IA424 GWhNov 2018Jul 2026 Wind
Heartland Divide IIHeartland Divide IIAudubon, IA770 GWhFeb 2022Jul 2026 Wind
Heartland Community CollegeHeartland Community CollegeNormal, IL5 GWhMay 2012Dec 2025 Wind : 95.6% Solar : 4.4%
Hazel Solar, LLCHazel Solar, LLCHoward City, MI4 GWhJan 2021Dec 2025 Solar
HazelAltus Power America Management, LLCLanesboro, MN6 GWhOct 2021Dec 2025 Solar
Hayfield Solar III LLC CSGREA Investments, LLCHayfield, MN2 GWhJan 2021Dec 2025 Solar
Hayfield Solar I LLC CSGREA Investments, LLCHayfield, MN2 GWhJan 2021Dec 2025 Solar
Hay River (Dunn 1)Greenbacker Renewable Energy CorporationBoyceville, WI3 GWhJan 2024Dec 2025 Solar
Hawkeye Wind FarmGreenbacker Renewable Energy CorporationSumner, IA171 GWhSep 2012Dec 2025 Wind
Hawkeye Power Partners LLCHawkeye Power Partners LLCGarner, IA168 GWhMar 1999Dec 2025 Wind
Haven Solar Project CSGMadison Energy Investments LLCSaint Cloud, MN5 GWhJun 2019Sep 2025 Solar
Hat RapidsWisconsin Public Service CorpRhinelander, WI7 GWhMay 1923Dec 2025 Water
Hastings SolarEnel Green Power NA, Inc.Hastings, MN8 GWhNov 2016Dec 2025 Solar
Hastings City HydroelectricHastings Lock & DamHastings, MN14 GWhDec 1991Dec 2025 Water
Harvest Ridge Wind FarmHarvest Ridge Wind FarmNewman, IL725 GWhJun 2020Jul 2026 Wind
Harvest Gold SolarHarvest Gold Solar Power, LLCIndianola, MS197 GWhJul 2024Jul 2026 Solar
Harvest 2Harvest II Windfarm, LLCElkton, MI199 GWhOct 2012Dec 2025 Wind
HarvestHarvest Windfarm, LLCElkton, MI117 GWhDec 2007Dec 2025 Wind
Hartmann Project CSGHartmann Community Solar LLCSaint Cloud, MN1 GWhNov 2019Dec 2025 Solar
Harry L. OswaldArkansas Electric Coop CorpLittle Rock, AR929 GWhJun 2002Dec 2025 Natural Gas
Harley-Davison Powertrain OperationsWisconsin Electric Power CoMenomonee Falls, WI3 GWhSep 2020Dec 2025 Solar
HarlanHarlan Municipal Utilities - (IA)Harlan, IA1 MWhJun 2001Dec 2025 Distillate Fuel Oil
Hargis-Hebert Electric GeneratingLafayette Utilities SystemLafayette, LA76 GWhMay 2006Dec 2025 Natural Gas
Hardy Hills Solar Energy LLCHardy Hills Solar LLCFrankfort, IN357 GWhFeb 2024Jul 2026 Solar
HardyConsumers Energy Co - (MI)Newaygo, MI65 GWhMay 1931Dec 2025 Water
Harding StreetAES IndianaIndianapolis, IN4 TWhMay 1958Jul 2026 Natural Gas
Hardin Hilltop Wind LLCHardin Holdco LLCJefferson, IA31 GWhApr 2007Dec 2025 Wind
Hardin County Peaking FacilityEntergy Texas Inc.Kountze, TX257 GWhJun 2001Dec 2025 Natural Gas
Happy Solar 1Lightsource Renewable Energy Asset Management, LLCSearcy, AR210 GWhSep 2023Jul 2026 Solar
HannibalOneEnergy, Inc.Gillman, WI378 MWhSep 2025Dec 2025 Solar
Hancock County Wind Energy CenterFPL Energy Hancock County Wind, LLCGarner, IA250 GWhNov 2002Jul 2026 Wind
HancockDTE Electric CompanyCommerce Twp, MI20 GWhMar 1966Dec 2025 Natural Gas
Hampton MN GRESoCore Energy LLCHampton Township, MN3 GWhSep 2018Sep 2025 Solar
Hammer CSGMadison Energy Investments LLCClear Lake, MN6 GWhNov 2018Sep 2025 Solar
Hammer Community (CSG)CleanCapital HoldingsClear Lake, MN2 GWhJul 2020Dec 2025 Solar
HalstadCity of Halstad - (MN)Halstad, MN34 MWhAug 2007Dec 2025 Distillate Fuel Oil
Hadley Ridge LLCCHI Operations IncLake Benton, MN5 GWhNov 2000Dec 2024 Wind
Hackbarth Solar WI, LLCWisconsin Electric Power CoFort Atkinson, WI9 GWhNov 2024Dec 2025 Solar
Guse CSGTerraform ArcadiaJanesville, MN2 GWhAug 2018Dec 2025 Solar
GSSP Schneider LLCGreen Street Power PartnersWaite Park, MN8 GWhSep 2019Dec 2025 Solar
GSPP Imholte CSGGreen Street Power PartnersSt. Cloud, MN2 GWhApr 2019Dec 2025 Solar
GSPP Held LLC CSGGreen Street Power PartnersSt. Cloud, MN4 GWhMay 2019Dec 2025 Solar
Grundy Center City Light PlantGrundy Center Mun Light & PowerGrundy Center, IA109 MWhOct 1963Dec 2025 Distillate Fuel Oil
GRS C&CGas Recovery Systems IncMarshall, MI21 GWhJan 1995Dec 2025 Landfill Gas
GRS Arbor HillsGas Recovery Systems IncNorthville, MI1 GWhMay 1996Jul 2026 Landfill Gas
Grinnell CollegeAzimuth 180 Solar Electric, LLCGrinnell, IA4 GWhMar 2024Dec 2025 Solar
Grimm Community SolarGrimm CSG LLCBuffalo Lake, MN2 GWhApr 2018Nov 2025 Solar
GriffithAltus Power America Management, LLCGriffith, IN3 GWhFeb 2013Dec 2025 Solar
Greenwood Solar FarmDTE Electric CompanyAvoca, MI2 GWhDec 2015Jul 2026 Solar

Surrounding Balancing Authorities

Balancing Authorities with Similar Net Generation

RankBalancing AuthorityAnnual Net Generation# Power Plants
#1PJM Interconnection, LLC890.9 TWh2,806
#2Midcontinent Independent System Operator, Inc.677.7 TWh3,095
#3Electric Reliability Council of Texas, Inc.506.3 TWh1,487
#5Southwest Power Pool314.5 TWh876
#6Southern Company Services, Inc. - Trans259.3 TWh423
#7California Independent System Operator168.7 TWh2,170
#9Tennessee Valley Authority166.2 TWh209
#10Florida Power & Light Co.153.0 TWh188
#12New York Independent System Operator134.1 TWh1,334
#13Duke Energy Carolinas113.4 TWh578