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
Roberds Garden CSGRoberds Garden LLCFaribault, MN2 GWhAug 2019Dec 2024 Solar
RJC II Community Solar GardenRJC II CSG LLCOwatonna, MN2 GWhMay 2018Dec 2025 Solar
RJC I CSGRJC I CSG LLCOwatonna, MN2 GWhJun 2018Dec 2025 Solar
RJC CSG, LLCMadison Energy Holdings LLCOwatonna,, MN2 GWhMay 2021Dec 2025 Solar
Riverview Energy SystemsRiverview Energy SystemsRiverview, MI1 GWhDec 1987Dec 2024 Landfill Gas
Riverside Energy CenterWisconsin Power & Light CoBeloit, WI4 TWhMay 2004May 2026 Natural Gas
Rivercrest SDEntegrity Solar Rivercrest SD, LLCWilson, AR2 GWhFeb 2022Dec 2024 Solar
River HillsMidAmerican Energy CoDes Moines, IA2 GWhApr 1966Dec 2025 Natural Gas
River Fork Solar, LLCRiver Fork Solar, LLCAlbion, MI291 GWhSep 2024May 2026 Solar
River BendEntergy Louisiana LLCSt. Francisville, LA8 TWhMay 1986May 2026 Nuclear
Rippey Wind FarmGreenbacker Renewable Energy CorporationGrand Junction, IA167 GWhJul 2012Dec 2025 Wind
Riley Generating StationCity of Zeeland - (MI)Zeeland, MI844 MWhJun 2006Dec 2025 Natural Gas
RidgewindRidgewind Power Partners LLCWoodstock, MN75 GWhDec 2010Dec 2025 Wind
RidgeviewWM Renewable Energy LLCWhitelaw, WI37 GWhAug 2002Dec 2025 Landfill Gas
Ridge FarmRidge Farm Solar 1 LLCRidge Farm, IL4 GWhNov 2020Dec 2025 Solar
Richmond CSGSoCore Energy LLCRichmond, MN9 GWhNov 2017Dec 2025 Solar
Richland Township Solar, LLCBirch Creek Power, LLCWashburn, IL78 GWhDec 2024May 2026 Solar
Richland Township Solar II, LLCBirch Creek Power, LLCWashburn, IL5 GWhAug 2025Dec 2025 Solar
Richland (IA)Interstate Power and Light CoOdebolt, IA494 GWhAug 2020May 2026 Wind
Richland Center Renewable Energy LLCRichland Center Renewable Energy LLCRichland Center, WI7 GWhFeb 2013Dec 2025 Other Biomass Gas
Rice Lake Solar ArrayOnsite Partners, LLCRice Lake, WI7 GWhMay 2019Dec 2025 Solar
Rhinelander MillAhlstrom-MunksjoRhinelander, WI7 GWhNov 1917May 2026 Water
ReynoldsCity of Springfield - (IL)Springfield, IL179 MWhOct 1970Dec 2025 Distillate Fuel Oil
Rensselaer Solar Site 2Indiana Municipal Power AgencyRensselaer, IN7 GWhNov 2018Dec 2025 Solar
Rengstorf Solar CSGGeronimo PowerCoutland, MN9 GWhOct 2017Dec 2025 Solar
Renewable Energy Center at BJHUnion Electric Co - (MO)St Louis, MO677 MWhSep 2019Apr 2025 Solar
Renegade Solar Energy LLCUpper Michigan Energy Resources CompanyRock, MI40 GWh-May 2026 Solar
Renaissance Power PlantDTE Electric CompanyCarson City, MI1 TWhFeb 2002May 2026 Natural Gas
RemmelEntergy Arkansas LLCMalvern, AR46 GWhDec 1924Dec 2025 Water
Regal WareWisconsin Electric Power CoWest Bend, WI3 GWhMar 2021May 2025 Solar
REG Juhl Glenville Wind, LLCREG Juhl Glenville Wind, LLCAlbert Lea, MN8 GWhNov 2020Dec 2025 Wind
Redwood Falls WindSouthern Minnesota Mun P AgnyRedwood Falls, MN9 GWhNov 2004Dec 2025 Wind
Redwood FallsRedwood Falls Public Util CommRedwood Falls, MN3 GWhDec 1969Dec 2025 Water : 84.0% Natural Gas : 12.5% Distillate Fuel Oil : 3.4%
Redfield SolarRedfield PV I, LLCSheridan, AR36 GWh-May 2026 Solar
Red Wing Community SolarTerraform ArcadiaRed Wing, MN7 GWhNov 2016Dec 2025 Solar
Red WingNorthern States Power Co - MinnesotaRed Wing, MN132 GWhSep 1949May 2026 Non-biogenic Municipal Solid Waste : 53.4% Biogenic Municipal Solid Waste : 43.7% Wood/Wood Waste Solids : 2.3% Natural Gas : 0.6%
Red Rock Hydro PlantWestern Minnesota Mun Pwr AgnyPella, IA213 GWhApr 2021May 2026 Water
Red Pine Wind ProjectEDF Renewable Asset Holdings, Inc.Ivanhoe, MN765 GWhNov 2017May 2026 Wind
Red Maple SolarTerraform ArcadiaCleveland, MN5 GWhMay 2018Dec 2025 Solar
Red Lake Falls Community HybridRWE Clean EnergyRed Lake Falls, MN15 GWhNov 2020Dec 2025 Wind : 95.1% Solar : 4.9%
Red BudCity of Red Bud - (IL)Red Bud, IL262 MWhFeb 1959Dec 2025 Distillate Fuel Oil
Red Barn EnergyWisconsin Public Service CorpMontfort, WI257 GWhMar 2023May 2026 Wind
RC Thomas Hydroelectric ProjectEast Texas Electric Coop, IncLivingston, TX114 GWhJun 2020May 2026 Water
Raymond Solar WI, LLCWisconsin Electric Power CoFranksville, WI8 GWhJan 2025Dec 2025 Solar
RATTS 1Ratts 1 Solar LLCPetersburg, IN174 GWhSep 2025May 2026 Solar
Rapids Energy CenterALLETE, Inc.Grand Rapids, MN40 GWhDec 1942Dec 2025 Natural Gas : 81.7% Water : 18.3%
Rapide CrocheCity of Kaukauna (WI)Kaukana, WI17 GWhDec 1925Dec 2025 Water
Rantoul SolarAltorfer Inc.Rantoul, IL5 MWhNov 2016Dec 2025 Solar
RantoulVillage of Rantoul - (IL)Rantoul, IL250 MWhDec 1950May 2026 Distillate Fuel Oil
Randolph CSG PV1-5Ecoplexus, IncRandolph, MN8 GWhMay 2019Dec 2025 Solar
Rail Splitter Wind FarmRail Splitter Wind Farm LLCHopedale, IL269 GWhJul 2009Dec 2025 Wind
Ragsdale Solar LLCRagsdale Solar, LLCCanton, MS242 GWhOct 2024May 2026 Solar
Rafterville SolarRafterville Solar, LLCAtwater, MN2 GWhJun 2023Dec 2025 Solar
R S NelsonEntergy Louisiana LLCWestlake, LA2 TWhJan 1959May 2026 Subbituminous Coal : 99.6%
R M SchahferNorthern Indiana Pub Serv CoWheatfield, IN1 TWhNov 1976May 2026 Bituminous Coal : 94.1% Natural Gas : 5.9%
R M HeskettMontana-Dakota Utilities CoMandan, ND62 GWhOct 1954May 2026 Natural Gas
R D MorrowCooperative EnergyPurvis, MS3 TWhMar 1978May 2026 Natural Gas
R D GreenBig Rivers Electric CorpRobards, KY581 GWhNov 1979May 2026 Natural Gas
Quilt Block Wind Farm LLCQuilt Block Wind Farm LLCDarlington, WI371 GWhAug 2017May 2026 Wind
Quartz Solar, LLCRWE Clean EnergyWynne, AR299 GWhFeb 2025May 2026 Solar
Putnam Solar 1BPivot EnergyGranville, IL4 GWhMay 2024Dec 2025 Solar
Putnam Solar 1Pivot EnergyGranville, IL4 GWhApr 2024Dec 2025 Solar
Putnam (MI)DTE Electric CompanyMayville, MI129 MWhMay 1971Dec 2025 Distillate Fuel Oil
Purdue UniversityPurdue UniversityWest Lafayette, IN115 GWhDec 1968May 2026 Natural Gas : 93.6% Bituminous Coal : 6.4%
Purdue CHPDuke Energy Indiana, LLCWest Lafayette, IN125 GWhFeb 2022Dec 2025 Natural Gas
Pullman Solar, LLCAES Distributed EnergyLee Township, MI33 GWhNov 2022Dec 2025 Solar
PulliamWisconsin Public Service CorpGreen Bay, WI103 GWhAug 1949May 2026 Natural Gas
Prosperity WindProsperity Wind, LLCDeland, IL932 GWhDec 2024May 2026 Wind
Princeton SolarAltorfer Inc.Princeton, IL904 MWhFeb 2025Dec 2025 Solar
Princeton (MN)Princeton Public Utils CommPrinceton, MN108 MWhAug 1953Dec 2025 Distillate Fuel Oil
Princeton (IL)City of Princeton - (IL)Princeton, IL813 MWhJun 1953Dec 2025 Natural Gas : 99.8%
Primrose Solar, LLCGeronimo PowerMankato, MN2 GWhMar 2021Dec 2024 Solar
Primient Decatur Plant CogenPrimary Products Ingredients Americas, LLCDecatur, IL150 GWhDec 1988Dec 2025 Natural Gas
PrimientPrimary Products Ingredients Americas, LLC d/b/a PrimientLafayette, IN408 GWhMay 2021Dec 2025 Natural Gas
PrickettUpper Peninsula Power CompanyPelkie, MI6 GWhOct 1931Dec 2025 Water
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%
Preston Garden (CSG)Preston Garden LLCFranklin, MN2 GWhJul 2024Dec 2025 Solar
Prescott Wind FarmPrescott Wind Energy LLCPrescott, IA162 GWhAug 2024May 2026 Wind
Prawer Project CSGPrawer Community Solar LLCClear Lake, MN2 GWhDec 2019Dec 2025 Solar
Prairie Wolf Solar LLCGeronimo PowerNorth Ashmore, IL376 GWhOct 2021May 2026 Solar
Prairie Wind FarmMidAmerican Energy CoMontezuma, IA611 GWhDec 2017May 2026 Wind
Prairie State Solar ProjectPrairie State Solar, LLCSwanwick Township, IL224 GWhJun 2021May 2026 Solar
Prairie State Generating StationPrairie State Generating Co LLCMarissa, IL12 TWhMay 2012May 2026 Bituminous Coal : 99.8%
Prairie Star Wind FarmHigh Prairie Wind Farm II LLCGrand Meadow, MN303 GWhNov 2007Dec 2025 Wind
Prairie Solar LLCMN8 Energy LLCSidney, IL103 GWh-May 2026 Solar
Prairie Rose Wind FarmPrairie Rose Wind FarmHardwick, MN458 GWhNov 2012May 2026 Wind
Prairie Ronde Solar FarmLightsource Renewable Energy Asset Management, LLCOpelousas, LA257 GWhOct 2024May 2026 Solar
Prairie RiverALLETE, Inc.Grand Rapids, MN2 GWhMar 1920Dec 2025 Water
Prairie Mist SolarPrairie Mist Solar Project, LLCMontrose, AR228 GWhAug 2024May 2026 Solar
Prairie IslandNorthern States Power Co - MinnesotaWelch, MN9 TWhJan 1974May 2026 Nuclear
Prairie Du SacWisconsin Power & Light CoPrairie du Sac, WI153 GWhSep 1915Dec 2025 Water
Prairie Creek SolarSol SystemsJacksonville, IL58 GWhOct 2023May 2026 Solar
Prairie CreekInterstate Power and Light CoCedar Rapids, IA83 GWhSep 1958May 2026 Subbituminous Coal : 62.1% Natural Gas : 37.9%
PPG RiversideWestlake 2 US LLCLake Charles, LA99 GWhAug 1947May 2026 Purchased Steam
PPG Powerhouse CWestlake 2 US LLCLake Charles, LA1 TWhJul 1977May 2026 Natural Gas : 99.8%
PPG Plant C CausticWestlake 2 US LLCLake Charles, LA14 GWhSep 1986Dec 2025 Natural Gas
Potato RapidsWisconsin Public Service CorpTown of Porterfield, WI4 GWhApr 1921Dec 2025 Water
Posey SolarSouthern Indiana Gas & Elec CoMount Vernon, IN405 GWhApr 2025May 2026 Solar
Portside EnergyPrimary Energy Recycling Holdings, LLCPortage, IN262 GWhAug 1997Dec 2025 Natural Gas

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