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%

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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 2,269
Plant NameUtilityLocationAnnual GenerationPlant DateLast UpdateFuel Types
Perryville Power StationEntergy Louisiana LLCSterlington, LA4 TWhMay 2001May 2026 Natural Gas
Peru 2Indiana Municipal Power AgencyPeru, IN17 GWhMar 2021Dec 2025 Solar
Peru 3Indiana Municipal Power AgencyPeru, IN5 GWhSep 2022Dec 2025 Solar
Peru (IN)City of Peru - (IN)Peru, IN6 MWhMay 1949Dec 2024 Distillate Fuel Oil
PetenwellWisconsin River Power CompanyNecedah, WI97 GWhJul 1949Dec 2025 Water
Petersburg Energy CenterPetersburg Energy Center, LLCPetersburg, IN122 GWh-May 2026 Solar
Petit JeanToday's Power, Inc.Clinton, AR2 GWhNov 2023Dec 2025 Solar
Pheasant Run Landfill Gas RecoveryWM Renewable Energy LLCBristol, WI47 GWhJan 1992Dec 2025 Landfill Gas
Pheasant Run Wind LLCPheasant Run Wind LLCPigeon, MI246 GWhNov 2013May 2026 Wind
Phoenix Solar South Farms LLC Solar FarmPhoenix Solar South Farms LLCChampaign, IL6 GWhNov 2015May 2026 Solar
Pickford SolarHeritage Sustainable Energy. LLCPickford, MI9 GWhJan 2021Dec 2025 Solar
Pierre SolarWestern Minnesota Mun Pwr AgnyPierre, SD2 GWhAug 2016Dec 2025 Solar
Pike County Wind PowerIllinois Rural Electric CoopPittsfield, IL334 MWhApr 2005Jun 2025 Wind
PillagerALLETE, Inc.Pillager, MN7 GWhDec 1916Dec 2025 Water
PinckneyvilleUnion Electric Co - (MO)Pinckneyville, IL67 GWhMay 2000Dec 2025 Natural Gas
Pinconning White FeatherEnergy Developments, Inc d/b/a EDLPinconning, MI16 GWhFeb 2009Dec 2025 Landfill Gas
PineWisconsin Electric Power CoFlorence, WI11 GWhMay 1922Dec 2025 Water
Pine Bluff Energy CenterPine Bluff Energy LLCPine Bluff, AR943 GWhJul 2001May 2026 Natural Gas
Pine Island SolarEnel Green Power NA, Inc.Pine Island, MN8 GWhNov 2016Dec 2025 Solar
Pine Island Solar CSGPine Island Holdco, LLCPine Island, MN6 GWhJan 2017Dec 2025 Solar
Pine River Solar ParkDTE Electric CompanyAlma, MI126 GWhMay 2025May 2026 Solar
Pine River Wind ParkDTE Electric CompanyShepherd, MI380 GWhFeb 2019May 2026 Wind
Pine StreetVillage of Sebewaing - (MI)Sebewaing, MI462 MWhMay 1969Dec 2025 Natural Gas
Pine Tree AcresNextEra Renewable Fuels, LLCLenox Twp, MI58 GWhMay 1998May 2026 Landfill Gas
Pine Tree Acres WM LFGTEWM Renewable Energy LLCLenox, MI89 GWhFeb 2012May 2026 Landfill Gas
Pioneer Prairie Wind FarmPioneer Prairie Wind Farm I, LLCMcIntire, IA845 GWhSep 2008May 2026 Wind
Pioneer Trail Wind Farm, LLCRWE Clean EnergyPaxton, IL470 GWhNov 2011Dec 2025 Wind
Pipestone City Solar LLC CSGREA Investments, LLCPipestone, MN2 GWhJul 2021Dec 2025 Solar
Pivot Energy Minnesota Solar 1Pivot EnergyClinton Falls, MN2 GWhMay 2023Dec 2025 Solar
Pivot Energy Minnesota Solar 10Pivot EnergyGreenwald, MN1 GWhMay 2023Dec 2025 Solar
Placid 12DTE Electric CompanyClarkston, MI243 MWhOct 1970Dec 2025 Distillate Fuel Oil
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%
Plaquemine Cogeneration PlantDow Chemical CoPlaquemine, LA6 TWhFeb 2004May 2026 Natural Gas : 97.4% Other Gas : 2.6%
Plato CSG1, LLCNautilus Solar SolutionsGlencoe, MN2 GWhDec 2020Dec 2025 Solar
Platt SolarCannon River LLCHadley, MN2 GWhDec 2022Dec 2025 Solar
Pleasant Creek Unit 1Interstate Power and Light CoPalo, IA98 GWhFeb 2024May 2026 Solar
Pleasant Creek Unit 2Interstate Power and Light CoPalo, IA269 GWhNov 2024May 2026 Solar
Pleasant HillMidAmerican Energy CoPleasant Hill, IA49 GWhMay 1990Dec 2025 Natural Gas
Pleasant Valley (MN)Great River EnergyDexter, MN157 GWhApr 2001Dec 2025 Natural Gas : 99.2% Distillate Fuel Oil : 0.8%
Pleasant Valley Wind FarmNorthern States Power Co - MinnesotaDexter, MN464 GWhJul 2015Dec 2025 Wind
Pleasantville Solar ParkPleasantville Solar Park LLCIpava, IL179 GWhOct 2025May 2026 Solar
Plum Point Energy StationNRG Energy Services - Plum PointOsceola, AR3 TWhAug 2010May 2026 Subbituminous Coal : 99.7%
Plymouth WindMidAmerican Energy CoRemsen, IA768 GWhDec 2021May 2026 Wind
Pocahontas Prairie Wind FarmMidAmerican Energy CoPomeroy, IA374 GWhJan 2012Dec 2025 Wind
Poet Bioprocessing EmmetsburgPoet Bioprocessing EmmetsburgEmmetsburg, IA18 GWhNov 2023Dec 2025 Natural Gas : 84.7% Other Biomass Solids : 15.3%
POET Biorefining Caro, LLCPOET Biorefining Caro, LLCCaro, MI13 GWhMay 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 - GowriePOET Biorefining - GowrieGowrie, IA2 GWhOct 2018Dec 2025 Natural Gas
POET Biorefining-Hanlontown, LLCPOET Biorefining-Hanlontown, LLCHanlontown, IA13 GWhDec 2018Dec 2025 Natural Gas
POET Biorefining - HudsonPOET Biorefining - HudsonHudson, SD11 GWhApr 2019Dec 2025 Natural Gas
POET Biorefining - JewellPOET Biorefining - JewellJewell, IA11 GWhFeb 2019Dec 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 LLC - CorningPOET Biorefining LLC - CorningCorning, IA14 GWhSep 2018Dec 2025 Natural Gas
POET Biorefining - North Manchester, LLCPOET Biorefining - North Manchester, LLCNorth Manchester, IN17 GWhMay 2017Dec 2025 Natural Gas
POET Biorefining - ShelbyvillePOET Biorefining- ShelbyvilleShelbyville, IN34 GWhMay 2020Dec 2025 Natural Gas
Point Beach Nuclear PlantNextEra Energy Point Beach LLCTwo Rivers, WI10 TWhMay 1969May 2026 Nuclear
Point Beach SolarPoint Beach SolarTwo Creeks, WI198 GWhAug 2021May 2026 Solar
Polaris Solar ParkDTE Electric CompanyAshley, MI123 GWhJun 2025May 2026 Solar
Polaris Wind ParkDTE Electric CompanyNorth Star Township, MI455 GWhApr 2020May 2026 Wind
Pomeroy Wind FarmMidAmerican Energy CoFonda, IA971 GWhNov 2007May 2026 Wind
PopeSun CSG, LLCSunStrong Management, LLCStarbuck, MN6 GWhNov 2017Dec 2025 Solar
Popple Creek (Clark 1)Greenbacker Renewable Energy CorporationColby, WI4 GWhJan 2024Dec 2025 Solar
Port Allen (LA)Placid Refining Co LLCPort Allen, LA50 GWhApr 1990Dec 2025 Natural Gas
Port Arthur Texas RefineryTotal Petrochemicals USA IncPort Arthur, TX248 GWhJul 1988Dec 2025 Natural Gas : 71.8% Other Gas : 28.2%
Port Edwards MillDomtar Industries IncPort Edwards, WI37 GWhDec 1912May 2026 Water
Port Washington Generating StationWisconsin Electric Power CoPort Washington, WI7 TWhJun 2005May 2026 Natural Gas
Portage SolarEcos Energy LLCValparaiso, IN2 GWhOct 2012Dec 2025 Solar
Portage Solar PlantPortage Solar PlantPortage, WI21 GWhMay 2023Dec 2025 Solar
Porter Way Community Solar GardenOnsite Partners, LLCWaconia, MN5 GWhJan 2018May 2026 Solar
Portside EnergyPrimary Energy Recycling Holdings, LLCPortage, IN262 GWhAug 1997Dec 2025 Natural Gas
Posey SolarSouthern Indiana Gas & Elec CoMount Vernon, IN405 GWhApr 2025May 2026 Solar
Potato RapidsWisconsin Public Service CorpTown of Porterfield, WI4 GWhApr 1921Dec 2025 Water
PPG Plant C CausticWestlake 2 US LLCLake Charles, LA14 GWhSep 1986Dec 2025 Natural Gas
PPG Powerhouse CWestlake 2 US LLCLake Charles, LA1 TWhJul 1977May 2026 Natural Gas : 99.8%
PPG RiversideWestlake 2 US LLCLake Charles, LA99 GWhAug 1947May 2026 Purchased Steam
Prairie CreekInterstate Power and Light CoCedar Rapids, IA83 GWhSep 1958May 2026 Subbituminous Coal : 62.1% Natural Gas : 37.9%
Prairie Creek SolarSol SystemsJacksonville, IL58 GWhOct 2023May 2026 Solar
Prairie Du SacWisconsin Power & Light CoPrairie du Sac, WI153 GWhSep 1915Dec 2025 Water
Prairie IslandNorthern States Power Co - MinnesotaWelch, MN9 TWhJan 1974May 2026 Nuclear
Prairie Mist SolarPrairie Mist Solar Project, LLCMontrose, AR228 GWhAug 2024May 2026 Solar
Prairie RiverALLETE, Inc.Grand Rapids, MN2 GWhMar 1920Dec 2025 Water
Prairie Ronde Solar FarmLightsource Renewable Energy Asset Management, LLCOpelousas, LA257 GWhOct 2024May 2026 Solar
Prairie Rose Wind FarmPrairie Rose Wind FarmHardwick, MN458 GWhNov 2012May 2026 Wind
Prairie Solar LLCMN8 Energy LLCSidney, IL103 GWh-May 2026 Solar
Prairie Star Wind FarmHigh Prairie Wind Farm II LLCGrand Meadow, MN303 GWhNov 2007Dec 2025 Wind
Prairie State Generating StationPrairie State Generating Co LLCMarissa, IL12 TWhMay 2012May 2026 Bituminous Coal : 99.8%
Prairie State Solar ProjectPrairie State Solar, LLCSwanwick Township, IL224 GWhJun 2021May 2026 Solar
Prairie Wind FarmMidAmerican Energy CoMontezuma, IA611 GWhDec 2017May 2026 Wind
Prairie Wolf Solar LLCGeronimo PowerNorth Ashmore, IL376 GWhOct 2021May 2026 Solar
Prawer Project CSGPrawer Community Solar LLCClear Lake, MN2 GWhDec 2019Dec 2025 Solar
Prescott Wind FarmPrescott Wind Energy LLCPrescott, IA162 GWhAug 2024May 2026 Wind
Preston Garden (CSG)Preston Garden LLCFranklin, MN2 GWhJul 2024Dec 2025 Solar
Preston (IA)City of Preston - (IA)Preston, IA9 MWhNov 1968Dec 2025 Natural Gas : 85.1% Distillate Fuel Oil : 14.9%
Preston (MN)Preston Public Utilities CommPreston, MN78 MWhDec 1948Dec 2025 Distillate Fuel Oil : 71.9% Natural Gas : 28.1%
PrickettUpper Peninsula Power CompanyPelkie, MI6 GWhOct 1931Dec 2025 Water
PrimientPrimary Products Ingredients Americas, LLC d/b/a PrimientLafayette, IN408 GWhMay 2021Dec 2025 Natural Gas
Primient Decatur Plant CogenPrimary Products Ingredients Americas, LLCDecatur, IL150 GWhDec 1988Dec 2025 Natural Gas
Primrose Solar, LLCGeronimo PowerMankato, MN2 GWhMar 2021Dec 2024 Solar
Princeton (IL)City of Princeton - (IL)Princeton, IL813 MWhJun 1953Dec 2025 Natural Gas : 99.8%
Princeton (MN)Princeton Public Utils CommPrinceton, MN108 MWhAug 1953Dec 2025 Distillate Fuel Oil

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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