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 701 to 800 of 2,269
Plant NameUtilityLocationAnnual GenerationPlant DateLast UpdateFuel Types
Porter Way Community Solar GardenOnsite Partners, LLCWaconia, MN5 GWhJan 2018May 2026 Solar
Portage Solar PlantPortage Solar PlantPortage, WI21 GWhMay 2023Dec 2025 Solar
Portage SolarEcos Energy LLCValparaiso, IN2 GWhOct 2012Dec 2025 Solar
Port Washington Generating StationWisconsin Electric Power CoPort Washington, WI7 TWhJun 2005May 2026 Natural Gas
Port Edwards MillDomtar Industries IncPort Edwards, WI37 GWhDec 1912May 2026 Water
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
Popple Creek (Clark 1)Greenbacker Renewable Energy CorporationColby, WI4 GWhJan 2024Dec 2025 Solar
PopeSun CSG, LLCSunStrong Management, LLCStarbuck, MN6 GWhNov 2017Dec 2025 Solar
Pomeroy Wind FarmMidAmerican Energy CoFonda, IA971 GWhNov 2007May 2026 Wind
Polaris Wind ParkDTE Electric CompanyNorth Star Township, MI455 GWhApr 2020May 2026 Wind
Polaris Solar ParkDTE Electric CompanyAshley, MI123 GWhJun 2025May 2026 Solar
Point Beach SolarPoint Beach SolarTwo Creeks, WI198 GWhAug 2021May 2026 Solar
Point Beach Nuclear PlantNextEra Energy Point Beach LLCTwo Rivers, WI10 TWhMay 1969May 2026 Nuclear
POET Biorefining - ShelbyvillePOET Biorefining- ShelbyvilleShelbyville, IN34 GWhMay 2020Dec 2025 Natural Gas
POET Biorefining - North Manchester, LLCPOET Biorefining - North Manchester, LLCNorth Manchester, IN17 GWhMay 2017Dec 2025 Natural Gas
POET Biorefining LLC - CorningPOET Biorefining LLC - CorningCorning, IA14 GWhSep 2018Dec 2025 Natural Gas
POET Biorefining Lake CrystalPOET Biorefining Lake CrystalLake Crystal, MN7 GWhMar 2005May 2026 Natural Gas : 81.1% Distillate Fuel Oil : 18.9%
POET Biorefining - JewellPOET Biorefining - JewellJewell, IA11 GWhFeb 2019Dec 2025 Natural Gas
POET Biorefining - HudsonPOET Biorefining - HudsonHudson, SD11 GWhApr 2019Dec 2025 Natural Gas
POET Biorefining-Hanlontown, LLCPOET Biorefining-Hanlontown, LLCHanlontown, IA13 GWhDec 2018Dec 2025 Natural Gas
POET Biorefining - GowriePOET Biorefining - GowrieGowrie, IA2 GWhOct 2018Dec 2025 Natural Gas
POET Biorefining - ChancellorPOET Biorefining- ChancellorChancellor, SD28 GWhJul 2018Dec 2025 Wood/Wood Waste Solids : 70.4% Natural Gas : 25.9% Landfill Gas : 3.8%
POET Biorefining Caro, LLCPOET Biorefining Caro, LLCCaro, MI13 GWhMay 2018Dec 2025 Natural Gas
Poet Bioprocessing EmmetsburgPoet Bioprocessing EmmetsburgEmmetsburg, IA18 GWhNov 2023Dec 2025 Natural Gas : 84.7% Other Biomass Solids : 15.3%
Pocahontas Prairie Wind FarmMidAmerican Energy CoPomeroy, IA374 GWhJan 2012Dec 2025 Wind
Plymouth WindMidAmerican Energy CoRemsen, IA768 GWhDec 2021May 2026 Wind
Plum Point Energy StationNRG Energy Services - Plum PointOsceola, AR3 TWhAug 2010May 2026 Subbituminous Coal : 99.7%
Pleasantville Solar ParkPleasantville Solar Park LLCIpava, IL179 GWhOct 2025May 2026 Solar
Pleasant Valley Wind FarmNorthern States Power Co - MinnesotaDexter, MN464 GWhJul 2015Dec 2025 Wind
Pleasant Valley (MN)Great River EnergyDexter, MN157 GWhApr 2001Dec 2025 Natural Gas : 99.2% Distillate Fuel Oil : 0.8%
Pleasant HillMidAmerican Energy CoPleasant Hill, IA49 GWhMay 1990Dec 2025 Natural Gas
Pleasant Creek Unit 2Interstate Power and Light CoPalo, IA269 GWhNov 2024May 2026 Solar
Pleasant Creek Unit 1Interstate Power and Light CoPalo, IA98 GWhFeb 2024May 2026 Solar
Platt SolarCannon River LLCHadley, MN2 GWhDec 2022Dec 2025 Solar
Plato CSG1, LLCNautilus Solar SolutionsGlencoe, MN2 GWhDec 2020Dec 2025 Solar
Plaquemine Cogeneration PlantDow Chemical CoPlaquemine, LA6 TWhFeb 2004May 2026 Natural Gas : 97.4% Other Gas : 2.6%
Plant 31 Paper MillGraphic Packaging InternationalWest Monroe, LA515 GWhDec 1963Dec 2025 Natural Gas : 62.4% Black Liquor : 25.3% Wood/Wood Waste Solids : 12.3%
Placid 12DTE Electric CompanyClarkston, MI243 MWhOct 1970Dec 2025 Distillate Fuel Oil
Pivot Energy Minnesota Solar 10Pivot EnergyGreenwald, MN1 GWhMay 2023Dec 2025 Solar
Pivot Energy Minnesota Solar 1Pivot EnergyClinton Falls, MN2 GWhMay 2023Dec 2025 Solar
Pipestone City Solar LLC CSGREA Investments, LLCPipestone, MN2 GWhJul 2021Dec 2025 Solar
Pioneer Trail Wind Farm, LLCRWE Clean EnergyPaxton, IL470 GWhNov 2011Dec 2025 Wind
Pioneer Prairie Wind FarmPioneer Prairie Wind Farm I, LLCMcIntire, IA845 GWhSep 2008May 2026 Wind
Pine Tree Acres WM LFGTEWM Renewable Energy LLCLenox, MI89 GWhFeb 2012May 2026 Landfill Gas
Pine Tree AcresNextEra Renewable Fuels, LLCLenox Twp, MI58 GWhMay 1998May 2026 Landfill Gas
Pine StreetVillage of Sebewaing - (MI)Sebewaing, MI462 MWhMay 1969Dec 2025 Natural Gas
Pine River Wind ParkDTE Electric CompanyShepherd, MI380 GWhFeb 2019May 2026 Wind
Pine River Solar ParkDTE Electric CompanyAlma, MI126 GWhMay 2025May 2026 Solar
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
Pine Bluff Energy CenterPine Bluff Energy LLCPine Bluff, AR943 GWhJul 2001May 2026 Natural Gas
PineWisconsin Electric Power CoFlorence, WI11 GWhMay 1922Dec 2025 Water
Pinconning White FeatherEnergy Developments, Inc d/b/a EDLPinconning, MI16 GWhFeb 2009Dec 2025 Landfill Gas
PinckneyvilleUnion Electric Co - (MO)Pinckneyville, IL67 GWhMay 2000Dec 2025 Natural Gas
PillagerALLETE, Inc.Pillager, MN7 GWhDec 1916Dec 2025 Water
Pike County Wind PowerIllinois Rural Electric CoopPittsfield, IL334 MWhApr 2005Jun 2025 Wind
Pierre SolarWestern Minnesota Mun Pwr AgnyPierre, SD2 GWhAug 2016Dec 2025 Solar
Pickford SolarHeritage Sustainable Energy. LLCPickford, MI9 GWhJan 2021Dec 2025 Solar
Phoenix Solar South Farms LLC Solar FarmPhoenix Solar South Farms LLCChampaign, IL6 GWhNov 2015May 2026 Solar
Pheasant Run Wind LLCPheasant Run Wind LLCPigeon, MI246 GWhNov 2013May 2026 Wind
Pheasant Run Landfill Gas RecoveryWM Renewable Energy LLCBristol, WI47 GWhJan 1992Dec 2025 Landfill Gas
Petit JeanToday's Power, Inc.Clinton, AR2 GWhNov 2023Dec 2025 Solar
Petersburg Energy CenterPetersburg Energy Center, LLCPetersburg, IN122 GWh-May 2026 Solar
PetenwellWisconsin River Power CompanyNecedah, WI97 GWhJul 1949Dec 2025 Water
Peru (IN)City of Peru - (IN)Peru, IN6 MWhMay 1949Dec 2024 Distillate Fuel Oil
Peru 3Indiana Municipal Power AgencyPeru, IN5 GWhSep 2022Dec 2025 Solar
Peru 2Indiana Municipal Power AgencyPeru, IN17 GWhMar 2021Dec 2025 Solar
Perryville Power StationEntergy Louisiana LLCSterlington, LA4 TWhMay 2001May 2026 Natural Gas
Perry Customer Hosted 1MW Solar ProjectInterstate Power and Light CoPerry, IA2 GWhJun 2024Dec 2025 Solar
Pepin GardenPepin Garden LLCKellogg, MN2 GWhOct 2023Dec 2025 Solar
Peoria Solar 3Pivot EnergyDunlap, IL219 MWhNov 2025Dec 2025 Solar
Peoria County IL S2SolAmerica Energy, LLCPeoria, IL2 GWhMay 2025Dec 2025 Solar
Peoples Generating StationSagepoint EnergyAnn Arbor, MI25 GWhAug 1995Dec 2025 Landfill Gas
Peno CreekUnion Electric Co - (MO)Bowling Green, MO156 GWhApr 2002Dec 2025 Natural Gas : 99.3% Distillate Fuel Oil : 0.7%
Pella PeakingCity of Pella - (IA)Pella, IA752 MWhMay 2003Dec 2025 Distillate Fuel Oil
Pegasus WindPegasus Wind, LLCReese, MI378 GWhNov 2019May 2026 Wind
Pegasus Community SolarPegasus Community SolarBrooten, MN3 GWhJul 2017Dec 2025 Solar
Peavy FallsWisconsin Electric Power CoCrystal Falls, MI48 GWhDec 1942Dec 2025 Water
Pearl StationPrairie Power, IncPearl, IL64 MWhMay 1973Dec 2025 Distillate Fuel Oil
Pearl River Solar Park LLCPearl River Solar Park, LLCMorton, MS428 GWhJun 2024May 2026 Solar
PCA, Filer City MillPCA, Filer City MillFiler City, MI92 GWhDec 1949May 2026 Natural Gas
Paynesville SolarEnel Green Power NA, Inc.Paynesville, MN18 GWhNov 2016Dec 2025 Solar
Paynesville CSG1, LLCNautilus Solar SolutionsPaynesville, MN2 GWhDec 2020Dec 2025 Solar
Paynesville Community SolarPaynesville Community SolarPaynesville, MN8 GWhNov 2016Dec 2025 Solar
Paulson Community (CSG)CleanCapital HoldingsSt. Peter, MN2 GWhMar 2020Dec 2025 Solar
Pastime Farm, LLCCypress Creek RenewablesBrazil, IN9 GWhNov 2015Dec 2025 Solar
Park MillEagle Creek Renewable Energy, LLCMarinette, WI4 GWhDec 1919Dec 2025 Water
Paris (WI)Wisconsin Electric Power CoUnion Grove, WI215 GWhFeb 1995Dec 2025 Natural Gas
Paris SolarWisconsin Electric Power CoUnion Grove, WI296 GWhNov 2024May 2026 Solar
Panther Creek Wind ProjectGreenbacker Renewable Energy CorporationPittsfield, IL150 GWhJan 2025May 2026 Wind
PanoraCity of Panora - (IA)Panora, IA8 MWhDec 1987Dec 2025 Distillate Fuel Oil
Palo Alto Wind FarmMidAmerican Energy CoEmmetsburg, IA1 TWhDec 2019May 2026 Wind
Palmer Community Solar LLC CSGPalmer Community Solar LLCNorth Branch, MN2 GWhJul 2021Dec 2025 Solar
Paddock SolarWisconsin Power & Light CoBeloit, WI135 GWhOct 2023May 2026 Solar
Packaging of America Tomahawk MillPCA-Tomahawk MillTomahawk, WI113 GWhDec 1919Dec 2025 Wood/Wood Waste Solids : 35.4% Natural Gas : 35.0% Black Liquor : 18.0% Water : 11.0% Other Biomass Solids : 0.6%
Oxbow Solar 1Lightsource Renewable Energy Asset Management, LLCNew Roads, LA532 GWhJun 2024May 2026 Solar
Owatonna Energy StationSouthern Minnesota Mun P AgnyOwatonna, MN2 GWhFeb 2018Dec 2025 Natural Gas
OwatonnaCity of Owatonna - (MN)Owatonna, MN1 GWhMar 1982Dec 2025 Natural Gas
Overall Road StationCity of Farmington - (MO)Farmington, MO29 MWhFeb 2003Dec 2025 Distillate Fuel Oil

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