Directory of Power Plants in the United States

List of All United States Power Plants

Displaying Results 1 to 100 of 319
Plant NameUtilityLocationBalancing AuthorityAnnual GenerationPlant DateLast UpdateFuel Types
Ozarks Natural Energy Community SolarOzarks Electric Coop Corp - (AR)Springdale, ARSouthwest Power Pool (SWPP)1.3 GWhMar 2016Dec 2023 Solar
Ozark BeachEmpire District Electric CoForsyth, MOSouthwest Power Pool (SWPP)55.7 GWhMay 1931Dec 2023 Water
OzarkUSCE-Little Rock DistrictOzark, ARSouthwestern Power Administration (SPA)253.1 GWhOct 1972Dec 2023 Water
Oyster Creek Unit VIIIDow Chemical Company-Oyster Creek VIIIFreeport, TXElectric Reliability Council of Texas, Inc. (ERCO)2.5 TWhSep 1994Aug 2024 Natural Gas
OYA Wayside DriveOYA Wayside Drive LLCWatertown, NYNew York Independent System Operator (NYIS)9.5 GWhSep 2022Dec 2023 Solar
OYA State Route 122OYA State Route 122, LLCConstable, NYNew York Independent System Operator (NYIS)7.8 GWhNov 2021Dec 2023 Solar
OYA Robinson RoadOYA Robinson Road, LLCOrleans, NYNew York Independent System Operator (NYIS)9.2 GWhMay 2022Dec 2023 Solar
OYA PulaskiOYA Pulaski LLCPulaski, NYNew York Independent System Operator (NYIS)6.4 GWhOct 2022Dec 2023 Solar
OYA Main StreetOYA Main Street LLCYork, NYNew York Independent System Operator (NYIS)8.3 GWhNov 2022Dec 2023 Solar
OYA Church RoadOYA Church Road A LLCBaldwinsville, NYNew York Independent System Operator (NYIS)4.2 GWhNov 2022Dec 2023 Solar
Oxy Renewable Energy - GoldsmithOxy Renewable Energy LLCGoldsmith, TXElectric Reliability Council of Texas, Inc. (ERCO)42.7 GWhApr 2020Dec 2023 Solar
Oxon Run CREFOxon Run Community Renewable Energy FacilityWashington, DCPJM Interconnection, LLC (PJM)3.2 GWhNov 2021Dec 2023 Solar
Oxnard Wastewater Treatment PlantOxnard City ofOxnard, CACalifornia Independent System Operator (CISO)5.7 GWhJul 1981Aug 2024 Other Biomass Gas : 87.7% Natural Gas : 12.3%
Oxnard Paper MillNew-Indy, Oxnard LLCOxnard, CACalifornia Independent System Operator (CISO)193.1 GWhFeb 1986Aug 2024 Natural Gas
OxnardProcter&Gamble Paper Products Co-OxnardOxnard, CACalifornia Independent System Operator (CISO)483.7 GWhJun 1982Aug 2024 Natural Gas
Oxford SolarCitizens Enterprises CorporationOxford, MAISO New England (ISNE)6.5 GWhJan 2020Dec 2023 Solar
Oxford PV - BD Solar Oxford LLCBD Solar Oxford LLCOxford, MEISO New England (ISNE)10.9 GWhMay 2021Dec 2023 Solar
Oxford (NE)Village of Oxford - (NE)Oxford, NESouthwest Power Pool (SWPP)27.0 MWhJul 1953Dec 2023 Natural Gas : 91.0% Distillate Fuel Oil : 9.0%
Oxford (KS)City of Oxford - (KS)Oxford, KSSouthwest Power Pool (SWPP)6.0 MWhJun 1999Dec 2022 Distillate Fuel Oil
Oxford DamDuke Energy Carolinas, LLCConover, NCDuke Energy Carolinas (DUK)87.3 GWhMar 1928Dec 2023 Water
OxfordCVI CleanCapital Solar 6Oxford, MAISO New England (ISNE)3.9 GWhJun 2014Dec 2023 Solar
Oxbow Solar 1Lightsource Renewable Energy Asset Management, LLCNew Roads, LAMidcontinent Independent System Operator, Inc. (MISO)122.7 GWh-Aug 2024 Solar
Oxbow (OR)Idaho Power CoOxbow, ORIdaho Power Company (IPCO)900.1 GWhJun 1961Dec 2023 Water
Oxbow CreekOxbow Creek Energy LLCFactoryville, PAPJM Interconnection, LLC (PJM)62.4 GWhNov 2019Dec 2023 Natural Gas
Oxbow (CA)Placer County Water AgencyForesthill, CACalifornia Independent System Operator (CISO)13.8 GWhSep 1966Dec 2023 Water
Owyhee Dam Power ProjectOwyhee Irrigation DistrictNyssa, ORIdaho Power Company (IPCO)15.2 GWhJul 1985Oct 2023 Water
Owlville Creek Solar, LLCOwlville Creek Solar, LLCCanastota, NYNew York Independent System Operator (NYIS)8.3 GWhNov 2020Dec 2023 Solar
Owlville Creek Solar 2, LLCOwlville Creek Solar 2, LLCCanastota, NYNew York Independent System Operator (NYIS)7.2 GWhNov 2020Dec 2023 Solar
Owens Valley Solar Project 11Los Angeles Department of Water & PowerOlancha, CALos Angeles Department of Water and Power (LDWP)2.3 GWhNov 2016Dec 2023 Solar
Owens Corning HeadquartersLuminace Solar Holding, LLCToledo, OHPJM Interconnection, LLC (PJM)1.4 GWhAug 2015Dec 2023 Solar
Owens Corning at BethlehemLuminace Solar Holding, LLCBethlehem, NYNew York Independent System Operator (NYIS)3.4 GWhSep 2013Dec 2023 Solar
Owens CorningMN8 Energy LLCGloucester Township, NJPJM Interconnection, LLC (PJM)4.4 GWhNov 2016Dec 2023 Solar
Owen SolarOwen Solar LLCLincolnton, NCDuke Energy Carolinas (DUK)9.1 GWhMar 2016Dec 2023 Solar
Owatonna Energy StationSouthern Minnesota Mun P AgnyOwatonna, MNMidcontinent Independent System Operator, Inc. (MISO)53.5 GWhFeb 2018Dec 2023 Natural Gas
OwatonnaCity of Owatonna - (MN)Owatonna, MNMidcontinent Independent System Operator, Inc. (MISO)1.4 GWhMar 1982Dec 2023 Natural Gas
Overman SolarOverman Solar, LLCGoldsboro, NCDuke Energy Progress East (CPLE)10.9 GWhNov 2021Dec 2023 Solar
Overlook Medical CenterOverlook Medical CenterSummit, NJPJM Interconnection, LLC (PJM)3.6 GWhDec 2011Dec 2022 Natural Gas : 99.8%
Overhill SolarStrata Manager, LLCClinton, NCDuke Energy Carolinas (DUK)10.8 GWhFeb 2022Dec 2023 Solar
Overall Road StationCity of Farmington - (MO)Farmington, MOMidcontinent Independent System Operator, Inc. (MISO)32.0 MWhFeb 2003Dec 2023 Distillate Fuel Oil
Outback Solar At Christmas ValleyOutback Solar, LLCChristmas Valley, ORBonneville Power Administration (BPAT)7.1 GWhSep 2012Dec 2023 Solar
Ouchchy PV1Ecoplexus, IncMebane, NCDuke Energy Carolinas (DUK)5.0 GWhNov 2015Dec 2023 Solar
OuachitaEntergy Louisiana LLCSterlington, LAMidcontinent Independent System Operator, Inc. (MISO)4.8 TWhJul 2002Aug 2024 Natural Gas
OU Spirit Wind FarmOklahoma Gas & Electric CoWoodward, OKSouthwest Power Pool (SWPP)141.4 GWhNov 2009Dec 2023 Wind
Ottumwa City ofOttumwa City ofOttumwa, IAMidcontinent Independent System Operator, Inc. (MISO)5.3 GWhJul 1931Dec 2023 Water
OttumwaInterstate Power and Light CoOttumwa, IAMidcontinent Independent System Operator, Inc. (MISO)1.4 TWhApr 1981Aug 2024 Subbituminous Coal : 99.3%
Otter Creek Wind Farm LLCAvangrid Renewables LLCRansom, ILPJM Interconnection, LLC (PJM)468.9 GWhFeb 2020Aug 2024 Wind
Otter Creek SolarDominion Energy Inc.Chase City, VAPJM Interconnection, LLC (PJM)33.1 GWhSep 2023Aug 2024 Solar
Otter Creek Ethanol Poet - AshtonOtter Creek Ethanol LLC - Poet AshtonAshton, IAMidcontinent Independent System Operator, Inc. (MISO)44.8 GWhFeb 2004Aug 2024 Natural Gas
OttawaCity of Ottawa - (KS)Ottawa, KSSouthwest Power Pool (SWPP)377.0 MWhNov 1958Dec 2023 Natural Gas : 78.7% Distillate Fuel Oil : 21.3%
Ottauquechee HydroGreen Mountain Power CorpN. Hartland, VTISO New England (ISNE)3.5 GWhMar 1983Dec 2023 Water
Otsego Mill Power PlantOtsego Paper IncOtsego, MIMidcontinent Independent System Operator, Inc. (MISO)161.2 GWhOct 1995Dec 2023 Natural Gas
Otoe Solar Power Generation Station 1 LLCAES Distributed EnergyApple Valley, CACalifornia Independent System Operator (CISO)3.5 GWhNov 2013Dec 2023 Solar
Otis HydroEagle Creek Renewable Energy, LLCLivermore Falls, MEISO New England (ISNE)31.2 GWhDec 1984Aug 2024 Water
Otis Elevator Company SolarOtis Elevator CompanyFlorence, SCDuke Energy Carolinas (DUK)1.6 GWhApr 2018Dec 2023 Solar
OTHERTraditionClearforkTexas Microgrid, LLCFort Worth, TXElectric Reliability Council of Texas, Inc. (ERCO)42.0 MWhMar 2023Dec 2023 Natural Gas
OTHERTexasA&MTexas Microgrid, LLCBryan, TXElectric Reliability Council of Texas, Inc. (ERCO)2.1 GWhApr 2018Dec 2023 Natural Gas
OTHERNFBWATexas Microgrid, LLCHouston, TXElectric Reliability Council of Texas, Inc. (ERCO)178.0 MWhJan 2021Dec 2023 Natural Gas
OTHERCitizensHospitalTexas Microgrid, LLCVictoria, TXElectric Reliability Council of Texas, Inc. (ERCO)823.0 MWhMar 2020Dec 2023 Natural Gas
OTHERBenEKDallasGenerate ER-NG, LLCDallas, TXElectric Reliability Council of Texas, Inc. (ERCO)107.0 MWhApr 2023Dec 2023 Natural Gas
Otero SolarPNM ResourcesLa Luz, NMPublic Service Company of New Mexico (PNM)18.0 GWhNov 2013Dec 2023 Solar
Otay Mesa Generating ProjectOtay Mesa Energy Center LLCSan Diego, CACalifornia Independent System Operator (CISO)2.4 TWhSep 2009Aug 2024 Natural Gas
Otarre Solar ParkTIG Sun Energy IV, LLCCayce, SCDominion Energy South Carolina, Inc. (SCEG)2.8 GWhNov 2017Dec 2023 Solar
Oswego Harbor PowerOswego Harbor PowerOswego, NYNew York Independent System Operator (NYIS)42.5 GWhMay 1975Jul 2024 Residual Fuel Oil
Oswego Falls WestErie Boulevard Hydropower LPFulton, NYNew York Independent System Operator (NYIS)8.4 GWhDec 1913Dec 2023 Water
Oswego Falls EastErie Boulevard Hydropower LPFulton, NYNew York Independent System Operator (NYIS)24.2 GWhDec 1913Dec 2023 Water
Oswego County - Fulton SolarTesla Inc.Fulton, NYNew York Independent System Operator (NYIS)2.1 GWhMay 2018Dec 2023 Solar
Oswego County Energy RecoveryOswego CountyFulton, NYNew York Independent System Operator (NYIS)7.3 GWhJan 1986Dec 2023 Non-biogenic Municipal Solid Waste : 55.0% Biogenic Municipal Solid Waste : 45.0%
OswegoNY USLE Oswego SR104 LLCOswego, NYNew York Independent System Operator (NYIS)457.0 MWhAug 2023Dec 2023 Solar
OswegatchieErie Boulevard Hydropower LPEdwards, NYNew York Independent System Operator (NYIS)8.8 GWhJul 2002Dec 2023 Water
Osprey Energy Center Power PlantDuke Energy Florida, LLCAuburndale, FLTampa Electric Company (TEC)2.5 TWhApr 2004Aug 2024 Natural Gas
Oso Grande Wind FarmTucson Electric Power CoMaljamar, NMTucson Electric Power (TEPC)540.3 GWhApr 2021Aug 2024 Wind
OSLH, LLCOSLH, LLCBend, ORPacifiCorp West (PACW)22.4 GWhNov 2016Dec 2023 Solar
OSG Solar 1 LLCNavisun LLCOrange, MAISO New England (ISNE)3.1 GWhJun 2012Dec 2023 Solar
Osceola Windpower LLCOsceola Windpower LLCHarris, IASouthwest Power Pool (SWPP)402.6 GWhJun 2008Aug 2024 Wind
Osceola Windpower IIOsceola Windpower IIHarris, IAMidcontinent Independent System Operator, Inc. (MISO)198.9 GWhAug 2008Aug 2024 Wind
Osceola Solar FacilityDuke Energy Florida, LLCKenansville, FLDuke Energy Florida, Inc. (FPC)4.0 GWhFeb 2016Dec 2023 Solar
Osceola Generating Station (FL)Orlando Utilities CommSt. Cloud, FLDuke Energy Florida, Inc. (FPC)676.0 MWhNov 2001Dec 2023 Natural Gas : 90.0% Distillate Fuel Oil : 10.0%
OsborneCity of Osborne - (KS)Osborne, KSSouthwest Power Pool (SWPP)7.8 MWhMay 1957Dec 2023 Distillate Fuel Oil : 60.7% Natural Gas : 39.3%
Osborn Wind EnergyOsborn Wind Energy LLCStewartsville, MOSouthwest Power Pool (SWPP)665.4 GWhNov 2016Aug 2024 Wind
Osawatomie Power Plant South SubCity of Osawatomie - (KS)Osawatomie, KSSouthwest Power Pool (SWPP)6.0 MWhFeb 2017Dec 2023 Distillate Fuel Oil
Osawatomie Power Plant North SubCity of Osawatomie - (KS)Osawatomie, KSSouthwest Power Pool (SWPP)5.0 MWhApr 2018Dec 2023 Distillate Fuel Oil
Osawatomie City ofCity of Osawatomie - (KS)Osawatomie, KSSouthwest Power Pool (SWPP)10.0 MWhSep 1950Dec 2023 Distillate Fuel Oil
OsawatomieEvergy MetroMiami, KSSouthwest Power Pool (SWPP)44.0 GWhMay 2003Dec 2023 Natural Gas
Osage Wind, LLCEnel Green Power NA, Inc.Burbank, OKAssociated Electric Cooperative, Inc. (AECI)511.9 GWhMay 2015Dec 2023 Wind
Osage (IA)City of Osage - (IA)Osage, IAMidcontinent Independent System Operator, Inc. (MISO)3.8 GWhAug 1963Dec 2023 Wind : 73.8% Solar : 26.2%
Osage DamUnion Electric Co - (MO)Eldon, MOMidcontinent Independent System Operator, Inc. (MISO)176.1 GWhSep 1931Dec 2023 Water
Orrville PeakingAmerican Mun Power-Ohio, IncOrrville, OHPJM Interconnection, LLC (PJM)103.0 MWhJun 1999Dec 2023 Distillate Fuel Oil
OrrvilleCity of Orrville - (OH)Orrville, OHPJM Interconnection, LLC (PJM)20.8 GWhDec 1948Nov 2023 Bituminous Coal : 66.6% Natural Gas : 33.4%
Oroville Cogeneration LPOroville Cogeneration LPOroville, CACalifornia Independent System Operator (CISO)235.0 MWhDec 1989Dec 2023 Natural Gas
Orono Hydro StationBrookfield Black Bear Hydro, LLCOrono, MEISO New England (ISNE)11.6 GWhDec 2008Dec 2023 Water
Orono BBrookfield Black Bear Hydro, LLCOrono, MEISO New England (ISNE)25.5 GWhOct 2013Dec 2023 Water
Oro LomaConsolidated Edison Development Inc.Oro Loma, CACalifornia Independent System Operator (CISO)25.3 GWhDec 2016Dec 2023 Solar
Ormond BeachOrmond Beach Power, LLCOxnard, CACalifornia Independent System Operator (CISO)44.9 GWhJul 1971Aug 2024 Natural Gas
Ormesa IIIOrmat Nevada IncHoltville, CAImperial Irrigation District (IID)68.5 GWhApr 1989Dec 2023 Geothermal
Ormesa IIOrmat Nevada IncHoltville, CAImperial Irrigation District (IID)95.0 GWhApr 1989Dec 2023 Geothermal
Ormesa IOrmat Nevada IncHoltville, CAImperial Irrigation District (IID)101.7 GWhNov 1986Dec 2023 Geothermal
Orlando Cogen LPOrlando CoGen Ltd LPOrlando, FLDuke Energy Florida, Inc. (FPC)1.0 TWhAug 1993Dec 2023 Natural Gas
Orion Solar IIOrion Solar II, LLCArvin, CACalifornia Independent System Operator (CISO)18.3 GWhMay 2014Dec 2023 Solar
Orion Solar IOrion Solar I LLCArvin, CACalifornia Independent System Operator (CISO)28.9 GWhMar 2014Dec 2023 Solar
Orion III Solar ProjectBen Milam Solar 3 LLCBuckholts, TXElectric Reliability Council of Texas, Inc. (ERCO)65.9 GWh-Aug 2024 Solar

Summary of Power Plants By State

Figures are based on August 2024 generation numbers.
StateRankActive PlantsAug 2024 Generation
Alabama# 77814,073.11 GWh
Alaska# 48147631.71 GWh
Arizona# 1016112,447.73 GWh
Arkansas# 23776,473.81 GWh
California# 41,66622,299.47 GWh
Colorado# 282775,476.67 GWh
Connecticut# 331594,351.57 GWh
Delaware# 4931481.79 GWh
District of Columbia# 511219.18 GWh
Florida# 228627,339.08 GWh
Georgia# 625114,863.07 GWh
Hawaii# 4769841.39 GWh
Idaho# 431421,655.52 GWh
Illinois# 533517,196.16 GWh
Indiana# 182029,001.13 GWh
Iowa# 262835,529.62 GWh
Kansas# 311655,363.63 GWh
Kentucky# 21556,964.00 GWh
Louisiana# 148210,133.66 GWh
Maine# 451621,185.43 GWh
Maryland# 381853,346.65 GWh
Massachusetts# 416141,896.47 GWh
Michigan# 1227412,135.86 GWh
Minnesota# 277485,511.98 GWh
Mississippi# 19557,436.42 GWh
Missouri# 201267,051.26 GWh
StateRankActive PlantsAug 2024 Generation
Montana# 40702,306.38 GWh
Nebraska# 361253,559.93 GWh
Nevada# 321104,699.98 GWh
New Hampshire# 42601,808.14 GWh
New Jersey# 253875,633.45 GWh
New Mexico# 391393,198.26 GWh
New York# 1184812,289.60 GWh
North Carolina# 989313,559.75 GWh
North Dakota# 35593,641.88 GWh
Ohio# 819013,652.00 GWh
Oklahoma# 1513010,062.87 GWh
Oregon# 292625,448.37 GWh
Pennsylvania# 324623,205.63 GWh
Rhode Island# 46971,061.17 GWh
South Carolina# 162039,629.88 GWh
South Dakota# 44531,603.17 GWh
Tennessee# 22876,912.16 GWh
Texas# 179758,529.53 GWh
Utah# 371223,440.26 GWh
Vermont# 50114207.44 GWh
Virginia# 1321310,408.51 GWh
Washington# 171389,091.93 GWh
West Virginia# 30365,412.86 GWh
Wisconsin# 242306,416.93 GWh
Wyoming# 34703,868.32 GWh