Midcontinent Independent System Operator, Inc.

Balancing Authority Summary Information

Midcontinent Independent System Operator, Inc. is ranked #2 out of 65 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 Nov 2025
Annual Generation 655.1 TWh
Power Plants2,831
Utilities1,296
Ranked #2 out of 65 in terms of net annual generation
Ranked #2 out of 53 in terms of annual generation from natural gas
Power Plant Types Natural Gas | 35.7% Coal | 29% Wind | 14.9% Nuclear | 13.9% Solar | 4.5% Water | 1.5% 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 1,601 to 1,700 of 2,137
Plant NameUtilityLocationAnnual GenerationPlant DateLast UpdateFuel Types
Sacred Heart CSG1, LLCNautilus Solar SolutionsSacred Heart, MN2 GWhJul 2021Dec 2024 Solar
SAF Hydroelectric LLCSAF Hydroelectric LLCMinneapolis, MN29 GWhNov 2011Dec 2024 Water
Sagamore Plant CogenerationTate & Lyle Ingredients Americas IncLafayette, IN17 GWhSep 1984Sep 2025 Natural Gas
Sagitta Community SolarNational Grid RenewablesClara City, MN2 GWhNov 2018Dec 2024 Solar
Saint Marys FallsUSACE-Detroit DistrictSault Ste. Marie, MI155 GWhJun 1932Dec 2024 Water
Saint Marys Hospital Power PlantSt Mary's HospitalRochester, MN57 GWhDec 1970Sep 2025 Natural Gas : 99.4% Distillate Fuel Oil : 0.6%
Salt Creek Township Solar, LLCBirch Creek Power, LLCMason City, IL86 GWh-Sep 2025 Solar
Sam Rayburn DamUSACE-Fort Worth DistrictJasper, TX199 GWhAug 1965Dec 2024 Water
San Jacinto County Peaking FacilityEast Texas Electric Coop, IncShepherd, TX140 GWhJun 2001Dec 2024 Natural Gas
Sand Lake DPC SolarSoCore Energy LLCCenturia, WI2 GWhOct 2017Dec 2024 Solar
SandovalSandoval Holdco, LLCCentralia, IL4 GWhFeb 2021Dec 2024 Solar
Sandstone RapidsWisconsin Public Service CorpTown of Stephenson, WI9 GWhDec 1924Dec 2024 Water
Sapphire Sky Wind Energy LLCInvenergy Services LLCFarmer City, IL937 GWhNov 2021Sep 2025 Wind
Sappi Cloquet MillSappi Cloquet LLCCloquet, MN448 GWhDec 1928Sep 2025 Black Liquor : 64.5% Wood/Wood Waste Solids : 17.7% Natural Gas : 13.6% Water : 3.5%
Saratoga Wind FarmMadison Gas & Electric CoLime Springs, IA272 GWhJan 2019Sep 2025 Wind
Sartell DamEagle Creek Renewable Energy, LLCSartell, MN29 GWhFeb 1985Dec 2024 Water
Sartell Holdco CSGSartell Holdco LLCSartell, MN9 GWhApr 2019Dec 2024 Solar
SAU TechToday's Power, Inc.Bearden, AR2 GWhJun 2019Dec 2024 Solar
Sauk DPC SolarSoCore Energy LLCWonewoc, WI1 GWhDec 2016Dec 2024 Solar
Sauk Solar ParkDTE Electric CompanyUnion City, MI188 GWh-Sep 2025 Solar
Saxon FallsNorthern States Power Co - MinnesotaSaxon, WI8 GWhDec 1912Dec 2024 Water
Scandia Community Solar GardenScandia CSG LLCScandia, MN4 GWhJun 2018Dec 2024 Solar
Scandia CSGDG Minnesota CSG, LLCScandia, MN9 GWhDec 2017Dec 2024 Solar
ScanlonALLETE, Inc.Scanlon, MN7 GWhDec 1922Dec 2024 Water
School Sisters CSGSchool Sisters CSG LLCMankato, MN2 GWhApr 2018Dec 2024 Solar
Schueler Community SolarSchueler Community Solar LLCAnnandale, MN2 GWhJul 2020Dec 2024 Solar
Schull CSGSchull CSG LLCMapleton, MN2 GWhOct 2021Dec 2024 Solar
Schulte 2 Community SolarSchulte 2 Community SolarLacon, IL4 GWhNov 2020Dec 2024 Solar
Schultz CSGDG Minnesota CSG, LLCWebster, MN3 GWhOct 2018Dec 2024 Solar
Schwinghamer Project CSGSchwinghamer Community Solar LLCAlbany, MN2 GWhNov 2019Dec 2024 Solar
Scotland Solar RESHoosier Energy R E C, IncNewberry, IN2 GWhOct 2015Dec 2024 Solar
Scottsburg Solar ParkIndiana Municipal Power AgencyScottsburg, IN12 GWhSep 2020Dec 2024 Solar
SCS American Bottoms 009885 Sauget, LLCArevon Energy, Inc.Sauget, IL2 GWhJul 2020Dec 2024 Solar
SCS COUNTY 012631 Champaign, LLCArevon Energy, Inc.Champaign, IL4 GWhAug 2021Dec 2024 Solar
SCS Galena 012589 Peoria, LLCArevon Energy, Inc.Peoria, IL4 GWhNov 2021Dec 2024 Solar
SCS West Fairchild 011958 Danville, LLCArevon Energy, Inc.Danville, IL3 GWhJun 2021Dec 2024 Solar
Searcy Solar HybridSearcy Solar, LLCSearcy, AR207 GWhDec 2021Sep 2025 Solar
Searcy Water IEntegrity Solar SWU, LLCSearcy, AR834 MWhMay 2021Dec 2024 Solar
Searcy Water IIEntegrity Solar SWU 2, LLCSearcy, AR4 GWhMay 2021Dec 2024 Solar
Sebree Solar, LLC - HybridSebree Solar, LLCRobards, KY41 GWh-Sep 2025 Solar
SecurityTX LFG Energy, LPCleveland, TX6 GWhFeb 2003Dec 2024 Landfill Gas
Settlers Trail Wind Farm LLCBig Sky Wind, LLCSheldon, IL354 GWhSep 2011Dec 2024 Wind
Severson GardenSeverson HoldCo LLCWaseca, MN943 MWhSep 2020Dec 2024 Solar
Shakopee Energy ParkMinnesota Municipal Power AgnyShakopee, MN24 GWhJan 2017Dec 2024 Natural Gas
Shakopee Met Council WTPOak Leaf Solar V LLCShakopee, MN2 GWhFeb 2016Dec 2024 Solar
Shamrock Solar LLCGreenbacker Renewable Energy CorporationBlack River Falls, WI5 GWhNov 2021Dec 2024 Solar
Shane's Wind MachineShane's Wind Machine LLCRuthton, MN7 GWhJun 2006Dec 2024 Wind
Shaokatan Hills LLCShaokatan Hills, LLC (Longroad)Hendricks, MN12 GWhJul 1999Dec 2024 Wind
Sheboygan FallsWisconsin Power & Light CoSheboygan, WI642 GWhMay 2005Dec 2024 Natural Gas
Shelby Energy CountyShelby County Energy Center, LLCNeoga, IL201 GWhMay 2000Dec 2024 Natural Gas
Shell ChemicalShell Chemical LP - GeismarGeismar, LA572 GWhJul 2002Dec 2024 Natural Gas
ShenandoahMidAmerican Energy CoShenandoah, IA44 MWhMar 2000Dec 2024 Distillate Fuel Oil
Sherburne Community SolarAEP Onsite Partners, LLCClear Lake, MN8 GWhFeb 2018Sep 2025 Solar
Sherburne Community Solar One LLC CSGMadison Energy Holdings LLCSaint Cloud, MN2 GWhNov 2019Dec 2024 Solar
Sherburne CountyNorthern States Power Co - MinnesotaBecker, MN7 TWhMar 1976Sep 2025 Subbituminous Coal : 99.9%
Sherburne North Project CSGMN Solar Community, LLCSt. Cloud, MN9 GWhJun 2018Dec 2024 Solar
Sherburne Solar Holdings, LLCREA Investments, LLCPrinceton, MN4 GWhFeb 2021Dec 2024 Solar
Sherco Solar INorthern States Power Co - MinnesotaClear Lake, MN393 GWhSep 2024Sep 2025 Solar
Sherco Solar IINorthern States Power Co - MinnesotaBecker, MN19 GWh-Sep 2025 Solar
Sheridan School Corporation SolarJohnson Melloh SolutionsSheridan, IN2 GWhMay 2016Dec 2024 Solar
Shipsterns Solar, LLCShipsterns Solar, LLCAlbion, MI35 GWhSep 2023Dec 2024 Solar
Shirley WindDuke Energy Renewables ServicesDenmark, WI60 GWhOct 2010Dec 2024 Wind
Sibley No TwoCity of Sibley - (IA)Sibley, IA38 MWhNov 1987Dec 2024 Distillate Fuel Oil : 67.1% Natural Gas : 32.9%
Sibley OneCity of Sibley - (IA)Sibley, IA42 MWhAug 1971Dec 2024 Distillate Fuel Oil : 58.9% Natural Gas : 41.1%
Sidney A Murray Jr HydroelectricFirst National Bank-CommerceVidalia, LA885 GWhApr 1990Dec 2024 Water
Siems Solar Project CSGSiems Community Solar LLCMazeppa, MN2 GWhJul 2020Dec 2024 Solar
Sigel Wind ParkDTE Electric CompanyHarbor Beach, MI257 GWhNov 2012Sep 2025 Wind
Silver CreekCooperative EnergyPrentiss, MS428 GWhMay 2003Dec 2024 Natural Gas
Silver Lake GardenExcelsior Energy CapitalWaseca, MN2 GWhDec 2020Dec 2024 Solar
Silver Lake Solar WI, LLCWisconsin Electric Power CoSalem, WI2 GWhNov 2023May 2024 Solar
SiouxUnion Electric Co - (MO)West Alton, MO4 TWhApr 1967Sep 2025 Subbituminous Coal : 73.2% Bituminous Coal : 26.7%
SIUCSouthern Illinois University CarbondaleCarbondale, IL9 GWhMay 1998Sep 2025 Bituminous Coal
Skalbeck SolarCascade Solar LLCSacred Heart, MN2 GWhOct 2022Dec 2024 Solar
Sky VoltSky Volt, LLCGreenfield, IA5 GWhJul 2012Dec 2024 Wind
Slayton SolarEcos Energy LLCSlayton, MN2 GWhDec 2012Dec 2024 Solar
Sleepy EyeSleepy Eye Public Utility CommSleepy Eye, MN131 MWhJun 1995Dec 2024 Distillate Fuel Oil
Smithland Hydroelectric PlantAmerican Mun Power-Ohio, IncSmithland, KY328 GWhJun 2017Sep 2025 Water
SMMPA Methane Energy FacilitySouthern Minnesota Mun P AgnyMora, MN366 MWhMar 2012Dec 2024 Landfill Gas
Sobania Community Solar LLCMadison Energy Holdings LLCClear Lake, MN2 GWhAug 2020Dec 2024 Solar
Solar Star Urbana Landfill CentralSolar Star Urbana Landfill Central, LLCUrbana, IL4 GWhOct 2021Dec 2024 Solar
Solar Star Urbana Landfill EastSolar Star Urbana Landfill East, LLCUrbana, IL4 GWhSep 2021Dec 2024 Solar
SolarClub 03Nautilus Solar SolutionsStarbuck, MN2 GWhAug 2023Dec 2024 Solar
SolarClub 10 LLCNautilus Solar SolutionsMonticello, MN2 GWhNov 2020Dec 2024 Solar
SolarClub 15 LLCNautilus Solar SolutionsClear Lake, MN2 GWhNov 2020Dec 2024 Solar
SolarClub 20 LLCNautilus Solar SolutionsWabasha, MN2 GWhNov 2020Dec 2024 Solar
SolarClub 23 LLCNautilus Solar SolutionsLa Crescent, MN2 GWhNov 2020Dec 2024 Solar
SolarClub 28 LLCNautilus Solar SolutionsGaylord, MN2 GWhNov 2020Dec 2024 Solar
SolarClub 30 (CSG)Nautilus Solar SolutionsEden Valley, MN2 GWhDec 2023Dec 2024 Solar
SolarClub 35 LLCNautilus Solar SolutionsMankato, MN2 GWhNov 2020Dec 2024 Solar
Soliloquoy Ridge LLCCHI Operations IncLake Benton, MN5 GWhDec 2000Dec 2024 Wind
Solway CTOtter Tail Power CoSolway, MN125 GWhApr 2003Dec 2024 Natural Gas
South Central Electric CooperativeToday's Power, Inc.Arkadelphia, AR2 GWhJul 2019Dec 2024 Solar
South Fond Du LacWisconsin Power & Light CoFond du Lac, WI5 GWhApr 1993Dec 2024 Natural Gas : 98.0% Distillate Fuel Oil : 2.0%
South Fork Wind FarmSouth Fork Wind, LLCRound Lake, MN52 GWhNov 2016Dec 2024 Wind
South GardenSouth Garden LLCWinstead, MN2 GWhJun 2023Dec 2024 Solar
South GenerationRedwood Falls Public Util CommRedwood Falls, MN169 MWhFeb 2003Dec 2024 Distillate Fuel Oil
South Oak CreekWisconsin Electric Power CoOak Creek, WI2 TWhNov 1959Sep 2025 Subbituminous Coal : 99.7%
South Plant (IA)Waverly Municipal Elec UtilityWaverly, IA51 MWhApr 2000Dec 2024 Distillate Fuel Oil
South StrawberryCity of Strawberry PointStrawberry Point, IA13 MWhDec 2001Dec 2024 Distillate Fuel Oil
Southern Hills Wind FarmMidAmerican Energy CoCreston, IA828 GWhFeb 2021Sep 2025 Wind

Surrounding Balancing Authorities

Balancing Authorities with Similar Net Generation

RankBalancing AuthorityAnnual Net Generation# Power Plants
#1PJM Interconnection, LLC870.7 TWh2,465
#2Midcontinent Independent System Operator, Inc.655.1 TWh2,831
#4Electric Reliability Council of Texas, Inc.485.0 TWh1,313
#5Southwest Power Pool299.9 TWh835
#6Southern Company Services, Inc. - Trans250.9 TWh417
#7California Independent System Operator188.0 TWh2,075
#9Tennessee Valley Authority161.6 TWh204
#10Florida Power & Light Co.148.9 TWh187
#12New York Independent System Operator131.6 TWh1,211
#13Duke Energy Carolinas112.5 TWh565