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 601 to 700 of 2,269
Plant NameUtilityLocationAnnual GenerationPlant DateLast UpdateFuel Types
Rantoul SolarAltorfer Inc.Rantoul, IL5 MWhNov 2016Dec 2025 Solar
RantoulVillage of Rantoul - (IL)Rantoul, IL250 MWhDec 1950May 2026 Distillate Fuel Oil
LaSalle Solar 1Pivot EnergyRansom, IL2 GWhApr 2025Dec 2025 Solar
Felton CSG PV1-5Ecoplexus, IncRandolph, MN7 GWhMay 2019Dec 2025 Solar
Randolph CSG PV1-5Ecoplexus, IncRandolph, MN8 GWhMay 2019Dec 2025 Solar
FastSun 2 CSGAltus Power America Management, LLCRandolph Township, MN2 GWhMay 2020Dec 2025 Solar
Anoka County MN CONXSoCore Energy LLCRamsey, MN6 GWhSep 2018Dec 2025 Solar
SylvarenaCooperative EnergyRaleigh, MS262 GWhJun 2003Dec 2025 Natural Gas
Arpin DamZero6 Energy HydroRadisson, WI6 GWhAug 1971Aug 2025 Water
CREEWisconsin Electric Power CoRacine, WI2 GWhJul 2021Dec 2025 Solar
JM Huber at QuincyLuminace Solar Illinois 2, LLCQuincy, IL2 GWhNov 2021Dec 2025 Solar
High Prairie Wind FarmUnion Electric Co - (MO)Queen City, MO824 GWhNov 2020May 2026 Wind
R D MorrowCooperative EnergyPurvis, MS3 TWhMar 1978May 2026 Natural Gas
Syncarpha Prinsburg CSG (Ledeboer)Prinsburg CSG I, LLCPrinsburg, MN2 GWhNov 2018Dec 2025 Solar
Sherburne Solar Holdings, LLCREA Investments, LLCPrinceton, MN4 GWhFeb 2021Dec 2025 Solar
Princeton (MN)Princeton Public Utils CommPrinceton, MN108 MWhAug 1953Dec 2025 Distillate Fuel Oil
Gibson SolarGibson Solar, LLCPrinceton, IN294 GWhJul 2025May 2026 Solar
Bureau Solar 1Pivot EnergyPrinceton, IL2 GWhAug 2025Dec 2025 Solar
Princeton SolarAltorfer Inc.Princeton, IL904 MWhFeb 2025Dec 2025 Solar
Princeton (IL)City of Princeton - (IL)Princeton, IL813 MWhJun 1953Dec 2025 Natural Gas : 99.8%
O'Brien WindMidAmerican Energy CoPrimghar, IA851 GWhAug 2016Dec 2025 Wind
Highland Wind Project (IA)MidAmerican Energy CoPrimghar, IA1 TWhMay 2015May 2026 Wind
Preston (MN)Preston Public Utilities CommPreston, MN78 MWhDec 1948Dec 2025 Distillate Fuel Oil : 71.9% Natural Gas : 28.1%
Preston (IA)City of Preston - (IA)Preston, IA9 MWhNov 1968Dec 2025 Natural Gas : 85.1% Distillate Fuel Oil : 14.9%
Prescott Wind FarmPrescott Wind Energy LLCPrescott, IA162 GWhAug 2024May 2026 Wind
Silver CreekCooperative EnergyPrentiss, MS282 GWhMay 2003Dec 2025 Natural Gas
Prairie Du SacWisconsin Power & Light CoPrairie du Sac, WI153 GWhSep 1915Dec 2025 Water
Alliant SBD 9201 NorplexIndustrial Energy Applications IncPostville, IA45 MWhNov 1988May 2026 Distillate Fuel Oil
Frank JenkinsCity of Portland - (MI)Portland, MI195 MWhApr 1950Dec 2025 Distillate Fuel Oil : 81.7% Natural Gas : 18.3%
Eastridge Wind ProjectEastridge Wind ProjectPorter, MN14 GWhMar 2006Dec 2025 Wind
Portage Solar PlantPortage Solar PlantPortage, WI21 GWhMay 2023Dec 2025 Solar
Portside EnergyPrimary Energy Recycling Holdings, LLCPortage, IN262 GWhAug 1997Dec 2025 Natural Gas
Port Washington Generating StationWisconsin Electric Power CoPort Washington, WI7 TWhJun 2005May 2026 Natural Gas
JCO Oxides Olefins PlantIndorama VenturesPort Neeches, TX569 GWhAug 1992Dec 2025 Natural Gas
Deerfield Wind Energy 2Deerfield Wind Energy 2, LLCPort Hope, MI280 GWhFeb 2023May 2026 Wind
Grand GulfSystem Energy Resources, IncPort Gibson, MS10 TWhJun 1985May 2026 Nuclear
Port Edwards MillDomtar Industries IncPort Edwards, WI37 GWhDec 1912May 2026 Water
Motiva Enterprises Port Arthur RefineryMotiva Enterprises LLCPort Arthur, TX2 TWhMay 1957May 2026 Natural Gas : 90.5% Other Gas : 9.5%
Air Products Port ArthurAir Products LLCPort Arthur, TX1 TWhOct 2000Dec 2025 Natural Gas : 93.4% Other Gas : 6.6%
NAFTA Region Olefins Complex Cogen FacBASF CorpPort Arthur, TX577 GWhJun 2001Dec 2025 Natural Gas
Port Arthur Texas RefineryTotal Petrochemicals USA IncPort Arthur, TX248 GWhJul 1988Dec 2025 Natural Gas : 71.8% Other Gas : 28.2%
Port Allen (LA)Placid Refining Co LLCPort Allen, LA50 GWhApr 1990Dec 2025 Natural Gas
NL IL - 1875 North Road CSGStandard SolarPontiac, IL3 GWhAug 2025Dec 2025 Solar
NE IL - Esmen WestStandard SolarPontiac, IL2 GWhAug 2025Dec 2025 Solar
Montpelier Electric Generating StationKimura Power LLCPoneto, IN213 GWhMay 2001May 2026 Natural Gas : 99.0% Distillate Fuel Oil : 1.0%
Pocahontas Prairie Wind FarmMidAmerican Energy CoPomeroy, IA374 GWhJan 2012Dec 2025 Wind
West Diesel Generation UnitCity of Pocahontas - (IA)Pocahontas, IA4 MWhMay 2006Dec 2025 Distillate Fuel Oil
Pleasant HillMidAmerican Energy CoPleasant Hill, IA49 GWhMay 1990Dec 2025 Natural Gas
Greater Des MoinesMidAmerican Energy CoPleasant Hill, IA2 TWhApr 2003Dec 2025 Natural Gas
Helen Solar CSGAltus Power America Management, LLCPlato, MN8 GWhJun 2020Dec 2025 Solar
Helen CSG 1 LLCUnited States Solar CorporationPlato, MN2 GWhOct 2021Dec 2025 Solar
Magnolia PowerMagnolia Power Holdings LLCPlaquemine, LA2 TWhNov 2025May 2026 Natural Gas
Westlake PlaquemineWestlake Chemicals & Vinyls LLCPlaquemine, LA1 TWhApr 1997May 2026 Natural Gas : 99.0% Other Gas : 1.0%
LaO Energy SystemsDow Chemical CoPlaquemine, LA1 TWhMay 1958Dec 2024 Natural Gas : 84.1% Other Gas : 15.9%
Plaquemine Cogeneration PlantDow Chemical CoPlaquemine, LA6 TWhFeb 2004May 2026 Natural Gas : 97.4% Other Gas : 2.6%
Pike County Wind PowerIllinois Rural Electric CoopPittsfield, IL334 MWhApr 2005Jun 2025 Wind
Panther Creek Wind ProjectGreenbacker Renewable Energy CorporationPittsfield, IL150 GWhJan 2025May 2026 Wind
Elizabeth Solar PlantHorus Louisiana 1, LLCPitkin, LA279 GWhJul 2024May 2026 Solar
DG Green ArrowDG Green Arrow LLCPipestone, MN2 GWhFeb 2025Dec 2025 Solar
Pipestone City Solar LLC CSGREA Investments, LLCPipestone, MN2 GWhJul 2021Dec 2025 Solar
Stahl Wind EnergyStahl Wind Energy, LLC (Longroad)Pipestone, MN2 GWhNov 2004Dec 2025 Wind
Carstensen WindCarstensen Wind, LLC (Longroad)Pipestone, MN3 GWhNov 2004Dec 2025 Wind
Northern Lights Wind LLCNorthern Lights Wind LLC (Longroad)Pipestone, MN2 GWhNov 2004Dec 2025 Wind
Greenback EnergyGreenback Energy, LLC (Longroad)Pipestone, MN2 GWhNov 2004Dec 2025 Wind
TG Windfarm LLCTG Windfarm LLCPipestone, MN4 GWhOct 2003Dec 2025 Wind
Bisson Windfarm LLCBisson Windfarm LLCPipestone, MN4 GWhSep 2003Dec 2025 Wind
Lucky WindLucky Wind, LLC (Longroad)Pipestone, MN3 GWhNov 2004Dec 2025 Wind
Tofteland Windfarm LLCTofteland Windfarm LLCPipestone, MN4 GWhSep 2003Dec 2025 Wind
Capella Community SolarCapella Community SolarPipestone, MN9 GWhSep 2017Dec 2025 Solar
Uilk Wind LLCRENEW Energy IncPipestone, MN7 GWhDec 2009Dec 2025 Wind
Pine Island Solar CSGPine Island Holdco, LLCPine Island, MN6 GWhJan 2017Dec 2025 Solar
Pine Island SolarEnel Green Power NA, Inc.Pine Island, MN8 GWhNov 2016Dec 2025 Solar
USS Greenhouse Solar LLC CSGStandard SolarPine Island, MN927 MWhNov 2019Dec 2025 Solar
Rock Lake CTGreat River EnergyPine City, MN449 MWhMar 1978Dec 2025 Distillate Fuel Oil
Pine Bluff Energy CenterPine Bluff Energy LLCPine Bluff, AR943 GWhJul 2001May 2026 Natural Gas
Pinconning White FeatherEnergy Developments, Inc d/b/a EDLPinconning, MI16 GWhFeb 2009Dec 2025 Landfill Gas
NL IL - KiwiStandard SolarPinckneyville, IL2 GWhMay 2025Dec 2025 Solar
PinckneyvilleUnion Electric Co - (MO)Pinckneyville, IL67 GWhMay 2000Dec 2025 Natural Gas
SylvanALLETE, Inc.Pillager, MN10 GWhDec 1912Dec 2025 Water
PillagerALLETE, Inc.Pillager, MN7 GWhDec 1916Dec 2025 Water
Sylvan SolarALLETE, Inc.Pillager, MN25 GWhJun 2023Dec 2025 Solar
Pheasant Run Wind LLCPheasant Run Wind LLCPigeon, MI246 GWhNov 2013May 2026 Wind
McKinley Wind ParkDTE Electric CompanyPigeon, MI51 GWhNov 2012May 2026 Wind
Apple Blossom Wind FarmApple Blossom Wind, LLCPigeon, MI248 GWhOct 2017May 2026 Wind
BrookfieldDTE Electric CompanyPigeon, MI247 GWhJan 2014May 2026 Wind
Central GeneratingNorth American Central - LLCPierson, MI13 GWhAug 2018Dec 2025 Landfill Gas
Pierre SolarWestern Minnesota Mun Pwr AgnyPierre, SD2 GWhAug 2016Dec 2025 Solar
Pickford SolarHeritage Sustainable Energy. LLCPickford, MI9 GWhJan 2021Dec 2025 Solar
Flambeau Solar PartnersREC SolarPhillips, WI4 GWhApr 2017Dec 2024 Solar
Lannon StoneWisconsin Electric Power CoPewaukee, WI4 GWhNov 2021Dec 2025 Solar
Petersburg Energy CenterPetersburg Energy Center, LLCPetersburg, IN122 GWh-May 2026 Solar
Heirloom SolarHeirloom Solar (Ratts 1 Phase 2 Solar, LLC)Petersburg, IN64 GWhSep 2025May 2026 Solar
RATTS 1Ratts 1 Solar LLCPetersburg, IN174 GWhSep 2025May 2026 Solar
AES PetersburgAES IndianaPetersburg, IN5 TWhMay 1967May 2026 Bituminous Coal : 99.8%
West MarinetteWisconsin Public Service CorpPeshtigo, WI90 GWhMay 1971Dec 2025 Natural Gas
West Marinette 34Madison Gas & Electric CoPeshtigo, WI85 GWhMay 2000Dec 2025 Natural Gas
Peru (IN)City of Peru - (IN)Peru, IN6 MWhMay 1949Dec 2024 Distillate Fuel Oil
IMPA Peru Solar ParkIndiana Municipal Power AgencyPeru, IN4 GWhJul 2015Dec 2025 Solar
Peru 3Indiana Municipal Power AgencyPeru, IN5 GWhSep 2022Dec 2025 Solar
Peru 2Indiana Municipal Power AgencyPeru, IN17 GWhMar 2021Dec 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