Directory of Power Plants in the United States

List of All United States Power Plants

Displaying Results 8,401 to 8,500 of 12,539
Plant NameUtilityLocationBalancing AuthorityAnnual GenerationPlant DateLast UpdateFuel Types
Oberlin Spear Point Solar OneOberlin CollegeOberlin, OHPJM Interconnection, LLC (PJM)2.7 GWhOct 2012Dec 2024 Solar
Oberon IAOberon Solar IAOdessa, TXElectric Reliability Council of Texas, Inc. (ERCO)306.3 GWhJun 2020Sep 2025 Solar
Oberon IBOberon Solar IBOdessa, TXElectric Reliability Council of Texas, Inc. (ERCO)61.4 GWhJun 2020Sep 2025 Solar
Taft Cogeneration FacilityOccidental Chemical CorporationHahnville, LAMidcontinent Independent System Operator, Inc. (MISO)4.7 TWhJun 2002Sep 2025 Natural Gas : 98.8% Other Gas : 1.2%
Occidental College Solar ProjectOccidental CollegeLos Angeles, CALos Angeles Department of Water and Power (LDWP)1.3 GWhJan 2013Dec 2024 Solar
Wasson CO2 Removal PlantOccidental Permian LtdDenver City, TXSouthwest Power Pool (SWPP)145.6 GWhJan 1988Dec 2024 Natural Gas
Bayville Central FacilityOcean County Utilities AuthBayville, NJPJM Interconnection, LLC (PJM)2.0 GWhAug 1988Sep 2025 Other Biomass Gas : 78.5% Natural Gas : 9.1% Solar : 7.2% Distillate Fuel Oil : 5.3%
Ocean State PowerOcean State Power CoHarrisville, RIISO New England (ISNE)1.2 TWhNov 1990Dec 2024 Natural Gas : 99.9%
Ocean State Power IIOcean State Power IIHarrisville, RIISO New England (ISNE)896.8 GWhSep 1991Dec 2024 Natural Gas : 99.9%
OCI Alamo 2, LLCOCI Energy LLCConverse, TXElectric Reliability Council of Texas, Inc. (ERCO)8.8 GWhFeb 2014Dec 2024 Solar
OCI Alamo Solar I HybridOCI Energy LLCSan Antonio, TXElectric Reliability Council of Texas, Inc. (ERCO)84.0 GWhNov 2013Dec 2024 Solar
Cornerstone Power Holmdel LLCOCI Energy LLCHolmdel, NJPJM Interconnection, LLC (PJM)2.9 GWhApr 2013Dec 2024 Solar
StilesOconto Electric CooperativeOconto Falls, WIMidcontinent Independent System Operator, Inc. (MISO)5.6 GWhFeb 1949Dec 2024 Water
Big Top LLCOdessa Energy Services LLCEcho, ORPacifiCorp West (PACW)3.4 GWhMay 2009Dec 2024 Wind
Butter Creek Power LLCOdessa Energy Services LLCEcho, ORPacifiCorp West (PACW)10.9 GWhMay 2009Dec 2024 Wind
Wagon Trail LLCOdessa Energy Services LLCEcho, ORPacifiCorp West (PACW)5.8 GWhMay 2009Dec 2024 Wind
SR OdomOdom Solar, LLCMoultrie, GASouthern Company Services, Inc. - Trans (SOCO)44.7 GWhOct 2020Dec 2024 Solar
Odyssey Energy Altura Cogen, LLCOdyssey Operating ServicesChannelview, TXElectric Reliability Council of Texas, Inc. (ERCO)3.7 TWhOct 1985Sep 2025 Natural Gas
Odyssey SolarOdyssey Solar, LLCPelion, SCDominion Energy South Carolina, Inc. (SCEG)11.6 GWhJul 2017Dec 2024 Solar
OE IL Solar 3OE IL Solar 3, LLCOregon, ILMidcontinent Independent System Operator, Inc. (MISO)4.5 GWhFeb 2022Dec 2024 Solar
OETN1OE_TN1Obion, TNTennessee Valley Authority (TVA)164.0 GWhFeb 2023Sep 2025 Solar
Zephyr WindOEE XIX, LLCFindlay, OHPJM Interconnection, LLC (PJM)6.7 GWhNov 2015Dec 2024 Wind
Harpster WindOEE XVII, LLCHarpster, OHPJM Interconnection, LLC (PJM)3.1 GWhDec 2015Sep 2025 Wind
Whirlpool Corporation - Marion Wind FarmOEE XXIII LLCMarion, OHPJM Interconnection, LLC (PJM)5.7 GWhSep 2017Dec 2024 Wind
Whirlpool Corporation - Ottawa Wind FarmOEE XXIV LLCOttawa, OHPJM Interconnection, LLC (PJM)1.9 GWhDec 2017Dec 2024 Wind
Valfilm Wind ProjectOEE XXV LLCFindlay, OHPJM Interconnection, LLC (PJM)3.6 GWhAug 2018Dec 2024 Wind
Whirlpool Corp-Greenville Wind FarmOEE XXVI LLCGreenville, OHPJM Interconnection, LLC (PJM)6.4 GWhAug 2018Dec 2024 Wind
LafargeHolcim - Paulding Wind ProjectOEE XXVIII LLCPaulding, OHPJM Interconnection, LLC (PJM)5.7 GWhJul 2020Dec 2024 Wind
Zephyr Wind Project - 2.0OEE XXX LLCFindlay, OHPJM Interconnection, LLC (PJM)3.9 GWhJul 2020Dec 2024 Wind
Martin Marietta Wind ProjectOEE XXXIII LLCWoodville, OHPJM Interconnection, LLC (PJM)7.2 GWhNov 2023Dec 2024 Wind
Off Airport Road - WestOff Airport Road - West, LLCAccord, NYNew York Independent System Operator (NYIS)6.7 GWhNov 2019Dec 2024 Solar
Ogburn Solar, LLCOgburn Solar, LLCJefferson, SCDuke Energy Progress East (CPLE)4.3 GWhNov 2022Dec 2024 Solar
Covanta HaverhillOgden Projects Inc-HaverhillHaverhill, MAISO New England (ISNE)226.4 GWhApr 1989Sep 2025 Non-biogenic Municipal Solid Waste : 52.2% Biogenic Municipal Solid Waste : 42.7% Distillate Fuel Oil : 5.1%
Sewell Creek EnergyOglethorpe Power CorporationCedartown, GASouthern Company Services, Inc. - Trans (SOCO)522.9 GWhMay 2000Dec 2024 Natural Gas
Chattahoochee Energy FacilityOglethorpe Power CorporationFranklin, GASouthern Company Services, Inc. - Trans (SOCO)3.1 TWhJan 2003Sep 2025 Natural Gas
Smarr Energy CenterOglethorpe Power CorporationForsyth, GASouthern Company Services, Inc. - Trans (SOCO)202.0 GWhMay 1999Dec 2024 Natural Gas
Talbot County EnergyOglethorpe Power CorporationBox Springs, GASouthern Company Services, Inc. - Trans (SOCO)494.2 GWhMar 2002Dec 2024 Natural Gas
Hartwell Energy FacilityOglethorpe Power CorporationHartwell, GASouthern Company Services, Inc. - Trans (SOCO)174.9 GWhMar 1994Dec 2024 Natural Gas : 99.4% Distillate Fuel Oil : 0.6%
Bobby C Smith Jr Energy FacilityOglethorpe Power CorporationRincon, GASouthern Company Services, Inc. - Trans (SOCO)3.0 TWhJul 2003Sep 2025 Natural Gas
Doyle Energy FacilityOglethorpe Power CorporationMonroe, GASouthern Company Services, Inc. - Trans (SOCO)30.6 GWhApr 2000Dec 2024 Natural Gas
Hawk Road FacilityOglethorpe Power CorporationFranklin, GASouthern Company Services, Inc. - Trans (SOCO)682.5 GWhApr 2001Dec 2024 Natural Gas
Walton County Energy FacilityOglethorpe Power CorporationMonroe, GASouthern Company Services, Inc. - Trans (SOCO)313.8 GWhMay 2001Dec 2024 Natural Gas
Thomas A Smith Energy FacilityOglethorpe Power CorporationDalton, GASouthern Company Services, Inc. - Trans (SOCO)8.5 TWhMay 2002Sep 2025 Natural Gas
Middletown Energy CenterOhio Power Partners, LLCMiddletown, OHPJM Interconnection, LLC (PJM)3.2 TWhApr 2018Sep 2025 Natural Gas
Kyger CreekOhio Valley Electric CorpCheshire, OHPJM Interconnection, LLC (PJM)5.5 TWhJan 1955Sep 2025 Bituminous Coal : 95.9% Subbituminous Coal : 4.0%
OK Produce Fresno CarportOK ProduceFresno, CACalifornia Independent System Operator (CISO)3.6 GWhDec 2018Dec 2024 Solar
Branch Solar FarmOklahoma Gas & Electric CoBranch, ARSouthwest Power Pool (SWPP)10.0 GWhSep 2021Dec 2024 Solar
SoonerOklahoma Gas & Electric CoRed Rock, OKSouthwest Power Pool (SWPP)2.7 TWhOct 1979Sep 2025 Subbituminous Coal : 99.0% Distillate Fuel Oil : 1.0%
Seminole (OK)Oklahoma Gas & Electric CoKonowa, OKSouthwest Power Pool (SWPP)1.9 TWhFeb 1971Sep 2025 Natural Gas
MustangOklahoma Gas & Electric CoOklahoma City, OKSouthwest Power Pool (SWPP)495.4 GWhApr 1950Sep 2025 Natural Gas : 99.1% Solar : 0.9%
MuskogeeOklahoma Gas & Electric CoFort Gibson, OKSouthwest Power Pool (SWPP)2.7 TWhNov 1977Sep 2025 Natural Gas : 51.1% Subbituminous Coal : 48.9%
Horseshoe LakeOklahoma Gas & Electric CoHarrah, OKSouthwest Power Pool (SWPP)614.9 GWhMar 1958Dec 2024 Natural Gas
Butterfield Solar FarmOklahoma Gas & Electric CoDurant, OKSouthwest Power Pool (SWPP)10.6 GWhFeb 2022Dec 2024 Solar
TinkerOklahoma Gas & Electric CoOklahoma City, OKSouthwest Power Pool (SWPP)30.7 GWhMay 1971Dec 2024 Natural Gas
Chickasaw Nation Solar FarmOklahoma Gas & Electric CoDavis, OKSouthwest Power Pool (SWPP)10.5 GWhJun 2020Dec 2024 Solar
Choctaw Nation Solar FarmOklahoma Gas & Electric CoCalera, OKSouthwest Power Pool (SWPP)9.3 GWhJun 2020Dec 2024 Solar
Redbud Power PlantOklahoma Gas & Electric CoLuther, OKSouthwest Power Pool (SWPP)4.8 TWhApr 2004Sep 2025 Natural Gas
McClain Energy FacilityOklahoma Gas & Electric CoNewcastle, OKSouthwest Power Pool (SWPP)1.2 TWhMay 2001Sep 2025 Natural Gas
FrontierOklahoma Gas & Electric CoOklahoma City, OKSouthwest Power Pool (SWPP)607.4 GWhAug 1989Sep 2025 Natural Gas
River ValleyOklahoma Gas & Electric CoPanama, OKSouthwest Power Pool (SWPP)503.3 GWhAug 1990Sep 2025 Subbituminous Coal : 90.6% Tire-derived Fuels : 5.0% Natural Gas : 4.0%
OU Spirit Wind FarmOklahoma Gas & Electric CoWoodward, OKSouthwest Power Pool (SWPP)136.4 GWhNov 2009Dec 2024 Wind
Crossroads Wind FarmOklahoma Gas & Electric CoCanton, OKSouthwest Power Pool (SWPP)328.2 GWhDec 2011Sep 2025 Wind
Centennial Wind FarmOklahoma Gas & Electric CoFort Supply, OKSouthwest Power Pool (SWPP)170.2 GWhNov 2006Dec 2024 Wind
Covington Solar FarmOklahoma Gas & Electric CoCovington, OKSouthwest Power Pool (SWPP)18.6 GWhJan 2018Dec 2024 Solar
Kaw HydroOklahoma Municipal Power AuthorityPonca City, OKSouthwest Power Pool (SWPP)28.7 GWhJul 1989Dec 2024 Water
Ponca CityOklahoma Municipal Power AuthorityPonca City, OKSouthwest Power Pool (SWPP)22.6 GWhSep 1966Dec 2024 Natural Gas
Charles D. Lamb Energy CenterOklahoma Municipal Power AuthorityPonca City, OKSouthwest Power Pool (SWPP)211.8 GWhMar 2015Dec 2024 Natural Gas
Rio Bravo Hydro ProjectOlcese Water DistrictBakersfield, CACalifornia Independent System Operator (CISO)34.6 GWhApr 1989Oct 2024 Water
Old 300 Solar Center, LLCOld 300 Solar Center, LLCNeedville, TXElectric Reliability Council of Texas, Inc. (ERCO)984.2 GWhSep 2024Sep 2025 Solar
Old Court Rd SolarOld Court Rd Solar, LLCWoodstock, MDPJM Interconnection, LLC (PJM)2.9 GWhSep 2019Dec 2024 Solar
Belle Haven Diesel Generation FacilityOld Dominion Electric CoopBelle Haven, VAPJM Interconnection, LLC (PJM)278.0 MWhOct 2002Dec 2024 Distillate Fuel Oil
Perdue Diesel Generation FacilityOld Dominion Electric CoopAccomack, VAPJM Interconnection, LLC (PJM)286.0 MWhOct 2002Dec 2024 Distillate Fuel Oil
Onancock Diesel Generation FacilityOld Dominion Electric CoopOnancock, VAPJM Interconnection, LLC (PJM)264.0 MWhOct 2002Dec 2024 Distillate Fuel Oil
Wildcat Point Generation FacilityOld Dominion Electric CoopConowingo, MDPJM Interconnection, LLC (PJM)3.2 TWhMar 2018Sep 2025 Natural Gas
Monterey Diesel Generation FacilityOld Dominion Electric CoopMonterey, VAPJM Interconnection, LLC (PJM)179.0 MWhApr 2016Dec 2024 Distillate Fuel Oil
Ponton Diesel Generating FacilityOld Dominion Electric CoopAmelia, VAPJM Interconnection, LLC (PJM)544.0 MWhNov 2002Dec 2024 Distillate Fuel Oil
Marsh Run Generation FacilityOld Dominion Electric CoopRemington, VAPJM Interconnection, LLC (PJM)390.8 GWhAug 2004Dec 2024 Natural Gas : 97.8% Distillate Fuel Oil : 2.2%
Nottoway Diesel Generating FacilityOld Dominion Electric CoopCourtland, VAPJM Interconnection, LLC (PJM)734.0 MWhOct 2002Dec 2024 Distillate Fuel Oil
Louisa Generation FacilityOld Dominion Electric CoopGordonsville, VAPJM Interconnection, LLC (PJM)520.8 GWhJul 2003Dec 2024 Natural Gas : 99.1% Distillate Fuel Oil : 0.9%
Old Frontier Solar IIIOld Frontier Solar III PV, LLCSouth Deerfield, MAISO New England (ISNE)4.1 GWhAug 2022Dec 2024 Solar
Old Gold Energy Center, LLCOld Gold Energy Center, LLCJoice, IAMidcontinent Independent System Operator, Inc. (MISO)78.4 GWhSep 2001Dec 2024 Wind
Old Mill SolarOld Mill SolarBly, ORPacifiCorp West (PACW)7.2 GWhNov 2015Dec 2024 Solar
Old Settler WindOld Settler Wind, LLCFloydada, TXElectric Reliability Council of Texas, Inc. (ERCO)539.5 GWhMar 2017Sep 2025 Wind
Old Trail Wind FarmOld Trail Wind Farm LLCEllsworth, ILPJM Interconnection, LLC (PJM)565.4 GWhNov 2007Sep 2025 Wind
Oleander Power Project LPOleander Holdings LLCCocoa, FLFlorida Power & Light Co. (FPL)488.9 GWhMay 2002Dec 2024 Natural Gas : 99.9%
Freeport EnergyOlin Blue Cube OperationsFreeport, TXElectric Reliability Council of Texas, Inc. (ERCO)1.8 TWhMar 1978Sep 2025 Natural Gas
Olinda Trail SolarOlinda Trail Solar LLCLindstrom, MNMidcontinent Independent System Operator, Inc. (MISO)2.1 GWhAug 2019Dec 2024 Solar
Oliver Wind III, LLCOliver Wind III, LLCMandan, NDMidcontinent Independent System Operator, Inc. (MISO)380.9 GWhDec 2016Sep 2025 Wind
Oliver Wind IVOliver Wind IV, LLCHannover, NDSouthwest Power Pool (SWPP)604.8 GWhNov 2024Sep 2025 Wind
Olmstead II CSGOlmstead Solar II, LLCLena, ILPJM Interconnection, LLC (PJM)4.4 GWhAug 2021Dec 2024 Solar
Olmsted Waste EnergyOlmsted County Public WorksRochester, MNMidcontinent Independent System Operator, Inc. (MISO)46.7 GWhMar 1987Dec 2024 Non-biogenic Municipal Solid Waste : 54.7% Biogenic Municipal Solid Waste : 44.7% Natural Gas : 0.5%
Olney Solar II CSGOlney Solar II, LLCOlney, ILMidcontinent Independent System Operator, Inc. (MISO)4.4 GWhMay 2021Dec 2024 Solar
Agnews Power PlantOLS Energy-Agnews Inc.San Jose, CACalifornia Independent System Operator (CISO)10.3 GWhOct 1990Dec 2024 Natural Gas
OlsenOlsen Power PartnersWhitmore, CACalifornia Independent System Operator (CISO)13.5 GWhDec 1989Dec 2024 Water
Elk City StationOmaha Public Power DistrictBennington, NESouthwest Power Pool (SWPP)45.9 GWhMar 2002Dec 2024 Landfill Gas
Turtle CreekOmaha Public Power DistrictSpringfield, NESouthwest Power Pool (SWPP)381.2 GWh-Sep 2025 Natural Gas : 92.8% Distillate Fuel Oil : 7.2%
Cass CountyOmaha Public Power DistrictPlattsmouth, NESouthwest Power Pool (SWPP)202.4 GWhApr 2003Dec 2024 Natural Gas
Nebraska CityOmaha Public Power DistrictNebraska City, NESouthwest Power Pool (SWPP)6.6 TWhMar 1979Sep 2025 Subbituminous Coal : 99.5%
North OmahaOmaha Public Power DistrictOmaha, NESouthwest Power Pool (SWPP)1.5 TWhJun 1954Sep 2025 Subbituminous Coal : 89.4% Natural Gas : 10.6%
Sarpy CountyOmaha Public Power DistrictBellevue, NESouthwest Power Pool (SWPP)191.6 GWhMay 1972Dec 2024 Natural Gas : 97.3% Distillate Fuel Oil : 2.7%

Summary of Power Plants By State

Figures are based on September 2025 generation numbers.
StateRankActive PlantsSep 2025 Generation
Alabama# 77612,052.47 GWh
Alaska# 48147527.57 GWh
Arizona# 918311,602.92 GWh
Arkansas# 211175,844.09 GWh
California# 41,76919,371.91 GWh
Colorado# 303044,433.17 GWh
Connecticut# 321683,779.74 GWh
Delaware# 4933419.31 GWh
District of Columbia# 511616.99 GWh
Florida# 232324,446.09 GWh
Georgia# 826611,628.97 GWh
Hawaii# 4773826.54 GWh
Idaho# 441481,495.33 GWh
Illinois# 538514,642.93 GWh
Indiana# 142138,730.35 GWh
Iowa# 262955,224.35 GWh
Kansas# 251895,250.86 GWh
Kentucky# 23605,806.86 GWh
Louisiana# 13879,343.34 GWh
Maine# 452171,135.36 GWh
Maryland# 392042,935.42 GWh
Massachusetts# 416521,746.92 GWh
Michigan# 1127910,468.02 GWh
Minnesota# 297694,717.95 GWh
Mississippi# 20586,625.37 GWh
Missouri# 221285,843.17 GWh
StateRankActive PlantsSep 2025 Generation
Montana# 40721,949.24 GWh
Nebraska# 341323,501.38 GWh
Nevada# 311144,053.88 GWh
New Hampshire# 42601,549.07 GWh
New Jersey# 273994,969.45 GWh
New Mexico# 361453,317.84 GWh
New York# 1296610,145.62 GWh
North Carolina# 1091711,211.15 GWh
North Dakota# 37603,089.17 GWh
Ohio# 620112,818.31 GWh
Oklahoma# 171437,364.05 GWh
Oregon# 282824,812.51 GWh
Pennsylvania# 326019,731.43 GWh
Rhode Island# 46100863.62 GWh
South Carolina# 162077,861.23 GWh
South Dakota# 43521,535.17 GWh
Tennessee# 19886,829.06 GWh
Texas# 194651,969.48 GWh
Utah# 351263,419.48 GWh
Vermont# 50120165.14 GWh
Virginia# 152418,580.52 GWh
Washington# 181387,120.43 GWh
West Virginia# 38393,057.29 GWh
Wisconsin# 242515,674.74 GWh
Wyoming# 33733,641.70 GWh