Directory of Power Plants in the United States

List of All United States Power Plants

Displaying Results 1 to 100 of 871
Plant NameUtilityLocationBalancing AuthorityAnnual GenerationPlant DateLast UpdateFuel Types
M L HibbardALLETE, Inc.Duluth, MNMidcontinent Independent System Operator, Inc. (MISO)99.1 GWhMay 1949Oct 2025 Wood/Wood Waste Solids : 93.1% Subbituminous Coal : 6.0% Natural Gas : 0.8%
MaalaeaMaui Electric Co LtdKihei, HI606.6 GWhNov 1971Oct 2025 Distillate Fuel Oil
MacArthur Waste to Energy FacilityReworld MacArthur Renewable EnergyRonkonkoma, NYNew York Independent System Operator (NYIS)55.8 GWhFeb 1990Oct 2025 Non-biogenic Municipal Solid Waste : 54.7% Biogenic Municipal Solid Waste : 44.8% Natural Gas : 0.5%
Macon Solar Power ProjectMissouri Jnt Muni.Pwr Elec. Ut. Comm.Macon, MOSouthwest Power Pool (SWPP)4.1 GWhMay 2015Oct 2025 Solar
Macy's MD Joppa Solar ProjectNorthstar Macy's Maryland 2015, LLCJoppa, MDPJM Interconnection, LLC (PJM)1.9 GWhFeb 2016Oct 2025 Solar
MaddoxSouthwestern Public Service CoHobbs, NMSouthwest Power Pool (SWPP)530.1 GWhDec 1962Oct 2025 Natural Gas
Madison Fields Solar Project, LLCMadison Fields Solar Project, LLCIrwin, OHPJM Interconnection, LLC (PJM)377.7 GWhDec 2023Oct 2025 Solar
Madison Solar (VA)AES Clean EnergyLocust Grove, VAPJM Interconnection, LLC (PJM)118.0 GWhAug 2024Oct 2025 Solar
Magic Valley Generating StationCalpine Corp-Magic ValleyEdinburg, TXElectric Reliability Council of Texas, Inc. (ERCO)2.1 TWhJan 2002Oct 2025 Natural Gas
Magic Valley Wind Farm I LLCBig Sky Wind, LLCSan Perlita, TXElectric Reliability Council of Texas, Inc. (ERCO)481.0 GWhAug 2012Oct 2025 Wind
Magnet CoveArkansas Electric Coop CorpMalvern, ARMidcontinent Independent System Operator, Inc. (MISO)3.7 TWhJun 2005Oct 2025 Natural Gas
Magnolia Power PlantTennessee Valley AuthorityAshland, MSTennessee Valley Authority (TVA)6.7 TWhJul 2003Oct 2025 Natural Gas
Magnolia Power ProjectCity of Burbank Water and PowerBurbank, CALos Angeles Department of Water and Power (LDWP)1.2 TWhAug 2005Oct 2025 Natural Gas
Magnolia SolarTampa Electric CoMulberry, FLTampa Electric Company (TEC)145.0 GWhNov 2021Oct 2025 Solar
Magnolia Springs Solar CenterFlorida Power & Light CoGreen Cove Springs, FLFlorida Power & Light Co. (FPL)118.6 GWhFeb 2021Oct 2025 Solar
Magpie Solar, LLCAdapture Renewables, Inc.Lavina, MTNorthWestern Corporation (NWMT)5.0 GWhAug 2017Oct 2025 Solar
Maiden Creek Solar Power PlantDuke Energy Carolinas, LLCMaiden, NCDuke Energy Carolinas (DUK)115.1 GWhDec 2020Oct 2025 Solar
Major Oak PowerMajor Oak Power, LLCBremond, TXElectric Reliability Council of Texas, Inc. (ERCO)2.2 TWhAug 1990Oct 2025 Lignite Coal : 99.8%
Malaga Power LLCCalPeak Power, LLCFresno, CACalifornia Independent System Operator (CISO)8.1 GWhAug 2005Oct 2025 Natural Gas
MalburgCity of VernonVernon, CACalifornia Independent System Operator (CISO)311.1 GWhSep 2005Oct 2025 Natural Gas
Mammoth North SolarMammoth North, LLCKnox, INPJM Interconnection, LLC (PJM)733.9 GWhOct 2024Oct 2025 Solar
Mammoth PoolSouthern California Edison CoNorth Fork, CACalifornia Independent System Operator (CISO)405.2 GWhFeb 1960Oct 2025 Water
ManateeFlorida Power & Light CoParrish, FLFlorida Power & Light Co. (FPL)6.6 TWhSep 1976Oct 2025 Natural Gas
Manatee Solar Energy CenterFlorida Power & Light CoParrish, FLFlorida Power & Light Co. (FPL)102.2 GWhNov 2016Oct 2025 Solar
Manchester StreetManchester Street, LLC.Providence, RIISO New England (ISNE)1.8 TWhAug 1995Oct 2025 Natural Gas : 98.6% Distillate Fuel Oil : 1.4%
Manchief Electric Generating StationPublic Service Co of ColoradoBrush, COPublic Service Company of Colorado (PSCO)280.4 GWhMay 2000Oct 2025 Natural Gas
ManitowocManitowoc Public UtilitiesManitowoc, WIMidcontinent Independent System Operator, Inc. (MISO)190.6 GWhMay 1955Oct 2025 Wood/Wood Waste Solids : 91.6% Petroleum Coke : 4.6% Bituminous Coal : 3.4%
Mansfield MillIPC-Mansfield MillMansfield, LAMidcontinent Independent System Operator, Inc. (MISO)842.9 GWhSep 1981Oct 2025 Natural Gas : 54.1% Black Liquor : 31.7% Wood/Wood Waste Solids : 12.2% Tire-derived Fuels : 2.0%
Maple FlatsInvenergy Services LLCLouisville, ILMidcontinent Independent System Operator, Inc. (MISO)468.8 GWhOct 2024Oct 2025 Solar
Maple Ridge Wind FarmFlat Rock Windpower, LLCLowville, NYNew York Independent System Operator (NYIS)695.6 GWhNov 2005Oct 2025 Wind
Maplewood SolarDominion Renewable EnergyClimax, VAPJM Interconnection, LLC (PJM)186.6 GWhNov 2022Oct 2025 Solar
Marathon Bay Area CogenTesoro Marketing & Refining Co. LLC (Martinez)Martinez, CACalifornia Independent System Operator (CISO)603.7 GWhJan 1987Oct 2025 Natural Gas
Marble River Wind FarmMarble River, LLCChurubusco, NYNew York Independent System Operator (NYIS)465.1 GWhOct 2012Oct 2025 Wind
Marcus Hook Energy LPMarcus Hook Energy LPMarcus Hook, PAPJM Interconnection, LLC (PJM)5.8 TWhNov 2004Oct 2025 Natural Gas
MariettaWestern Farmers Elec Coop, IncMarietta, OKSouthwest Power Pool (SWPP)4.7 GWhMar 2017Oct 2025 Solar
Marine Corps Logistics Base SolarGeorgia Power CoAlbany, GASouthern Company Services, Inc. - Trans (SOCO)54.6 GWhJan 2018Oct 2025 Solar
MarionSouthern Illinois Power CoopMarion, ILMidcontinent Independent System Operator, Inc. (MISO)750.8 GWhMay 1963Oct 2025 Bituminous Coal : 87.7% Natural Gas : 12.2%
Mark One Power StationProEnergy ServicesAngleton, TXElectric Reliability Council of Texas, Inc. (ERCO)303.8 GWhOct 2022Oct 2025 Natural Gas
Markum Solar FarmMarkum Solar Farm, LLCValley Mills, TXElectric Reliability Council of Texas, Inc. (ERCO)365.3 GWhOct 2024Oct 2025 Solar
Marsh Landing Generating StationMarsh Landing LLCAntioch, CACalifornia Independent System Operator (CISO)17.7 GWhApr 2013Oct 2025 Natural Gas
Marshall Energy FacilityTennessee Valley AuthorityCalvert City, KYTennessee Valley Authority (TVA)141.3 GWhMay 2002Oct 2025 Natural Gas : 99.5%
Marshall (NC)Duke Energy Carolinas, LLCTerrell, NCDuke Energy Carolinas (DUK)7.5 TWhFeb 1965Oct 2025 Bituminous Coal : 53.7% Natural Gas : 46.3%
Marshall Solar Energy ProjectMarshall Solar Energy ProjectMarshall, MNMidcontinent Independent System Operator, Inc. (MISO)95.3 GWhDec 2016Oct 2025 Solar
Marshalltown Generating StationInterstate Power and Light CoMarshalltown, IAMidcontinent Independent System Operator, Inc. (MISO)3.5 TWhMar 2017Oct 2025 Natural Gas : 99.9%
MartinFlorida Power & Light CoIndiantown, FLFlorida Power & Light Co. (FPL)8.4 TWhNov 1980Oct 2025 Natural Gas
Martin County Solar Project, LLCMartin County Solar Project, LLCPilgrim, KYPJM Interconnection, LLC (PJM)199.9 GWhNov 2024Oct 2025 Solar
Martin LakeLuminant Generation Company LLCTatum, TXElectric Reliability Council of Texas, Inc. (ERCO)8.2 TWhApr 1977Oct 2025 Subbituminous Coal : 99.7%
Martin Solar CenterArevon Energy, Inc.Kents Store, VAPJM Interconnection, LLC (PJM)9.1 GWhNov 2017Oct 2025 Solar
Martinez RefiningMartinez Refining CoMartinez, CACalifornia Independent System Operator (CISO)759.5 GWhOct 1995Oct 2025 Natural Gas : 96.5% Other Gas : 3.5%
Martinsville LFG GeneratorCity of Martinsville - (VA)Martinsville, VAPJM Interconnection, LLC (PJM)230.0 MWhFeb 2012Oct 2025 Natural Gas
Maryland SolarArevon Energy, Inc.Hagerstown, MDPJM Interconnection, LLC (PJM)27.1 GWhAug 2013Oct 2025 Solar
Maryneal WindpowerDuke Energy Renewables ServicesMaryneal, TXElectric Reliability Council of Texas, Inc. (ERCO)572.2 GWhJun 2021Oct 2025 Wind
MAS ASB Cogen PlantCube District Energy, LLCAtlanta, GASouthern Company Services, Inc. - Trans (SOCO)39.5 GWhFeb 2012Oct 2025 Natural Gas : 90.3% Landfill Gas : 9.7%
Matrix Pleasant ValleyPleasant Valley Solar, LLCBoise, IDIdaho Power Company (IPCO)423.9 GWh-Oct 2025 Solar
Maverick Creek WindAlgonquin Power CoEden, TXElectric Reliability Council of Texas, Inc. (ERCO)1.5 TWhFeb 2022Oct 2025 Wind
Maverick Solar 4, LLCMaverick Solar 4, LLCDesert Center, CACalifornia Independent System Operator (CISO)267.5 GWhNov 2020Oct 2025 Solar
Maverick Solar 6, LLCMaverick Solar 6, LLCDesert Center, CACalifornia Independent System Operator (CISO)254.3 GWhOct 2021Oct 2025 Solar
Maverick Solar 7, LLCMaverick Solar 7, LLCDesert Center, CACalifornia Independent System Operator (CISO)347.0 GWhNov 2021Oct 2025 Solar
Maverick Solar, LLCMaverick Solar, LLCDesert Center, CACalifornia Independent System Operator (CISO)374.6 GWhNov 2020Oct 2025 Solar
Maverick Wind Project, LLCPublic Service Co of OklahomaMeno, OKSouthwest Power Pool (SWPP)854.2 GWhAug 2021Oct 2025 Wind
MayoDuke Energy Progress - (NC)Roxboro, NCDuke Energy Progress East (CPLE)1.3 TWhFeb 1983Oct 2025 Bituminous Coal : 98.6% Distillate Fuel Oil : 1.4%
McClain Energy FacilityOklahoma Gas & Electric CoNewcastle, OKSouthwest Power Pool (SWPP)1.2 TWhMay 2001Oct 2025 Natural Gas
McFarland A Solar and StorageAES Clean EnergyDateland, AZCalifornia Independent System Operator (CISO)532.4 GWhNov 2023Oct 2025 Solar
McFarland B Solar and StorageAES Clean EnergyDateland, AZCalifornia Independent System Operator (CISO)524.3 GWhNov 2024Oct 2025 Solar : 99.9%
McGinness Hills 3Ormat Nevada IncAustin, NVNevada Power Company (NEVP)403.0 GWhNov 2018Oct 2025 Geothermal
McGuireDuke Energy Carolinas, LLCHuntersville, NCDuke Energy Carolinas (DUK)19.7 TWhAug 1981Oct 2025 Nuclear
McIntoshGeorgia Power CoRincon, GASouthern Company Services, Inc. - Trans (SOCO)37.1 GWhJan 1979Oct 2025 Natural Gas : 73.2% Distillate Fuel Oil : 26.8%
McIntosh Combined Cycle FacilityGeorgia Power CoRincon, GASouthern Company Services, Inc. - Trans (SOCO)8.2 TWhMay 2005Oct 2025 Natural Gas
McKinley Wind ParkDTE Electric CompanyPigeon, MIMidcontinent Independent System Operator, Inc. (MISO)51.3 GWhNov 2012Oct 2025 Wind
McMeekinDominion Energy South Carolina, IncColumbia, SCDominion Energy South Carolina, Inc. (SCEG)233.6 GWhJun 1958Oct 2025 Natural Gas
McWilliamsPowerSouth Energy CooperativeGantt, ALSouthern Company Services, Inc. - Trans (SOCO)3.7 TWhNov 1954Oct 2025 Natural Gas
Mead Coated BoardMead Coated Board IncMahrt, ALSouthern Company Services, Inc. - Trans (SOCO)732.3 GWhOct 1966Oct 2025 Black Liquor : 40.4% Wood/Wood Waste Solids : 33.2% Natural Gas : 26.3%
Meadow Lake Wind Farm V LLCMeadow Lake Wind Farm V LLCChalmers, INPJM Interconnection, LLC (PJM)325.8 GWhJun 2017Oct 2025 Wind
Meadow Lake Wind Farm VI LLCMeadow Lake Wind Farm VI LLCRemington, INMidcontinent Independent System Operator, Inc. (MISO)641.1 GWhOct 2018Oct 2025 Wind
Mechanicsville SolarMechanicsville Solar, LLCMechanicsville, VAPJM Interconnection, LLC (PJM)55.0 GWhAug 2020Oct 2025 Solar
Medford DPC SolarSoCore Energy LLCMedford, WIMidcontinent Independent System Operator, Inc. (MISO)2.6 GWhJan 2017Oct 2025 Solar
Meherrin SolarDominion Renewable EnergySkippers, VAPJM Interconnection, LLC (PJM)121.7 GWhAug 2022Oct 2025 Solar
Menominee Mill MarinetteEagle Creek Renewable Energy, LLCMenominee, MIMidcontinent Independent System Operator, Inc. (MISO)11.9 GWhDec 1923Oct 2025 Water
Merck Rahway Power PlantMerck & Co IncRahway, NJPJM Interconnection, LLC (PJM)34.5 GWhDec 1976Oct 2025 Natural Gas : 99.5%
Meridian IISR Meridian II, LLCMeridian, MSTennessee Valley Authority (TVA)6.9 GWhSep 2019Oct 2025 Solar
Meridian IIISR Meridian III, LLCMeridian, MSSouthern Company Services, Inc. - Trans (SOCO)118.0 GWhNov 2019Oct 2025 Solar
Meridian Wind ParkDTE Electric CompanyMerrill, MIMidcontinent Independent System Operator, Inc. (MISO)488.9 GWhMar 2023Oct 2025 Wind
MeromHallador Power Company, LLCSullivan, INMidcontinent Independent System Operator, Inc. (MISO)5.0 TWhJan 1982Oct 2025 Bituminous Coal : 99.8%
Merricourt Wind Energy CenterOtter Tail Power CoKulm, NDMidcontinent Independent System Operator, Inc. (MISO)593.1 GWhNov 2020Oct 2025 Wind
Mesa Wind Power LLCBrookfield Renewable Trading and Marketing LPNorth Palm Springs, CACalifornia Independent System Operator (CISO)7.7 GWhOct 1984Oct 2025 Wind
Mesa Wind RepowerMesa Wind RepowerWhitewater, CACalifornia Independent System Operator (CISO)123.8 GWhMay 2024Oct 2025 Wind
Mesquite Creek WindDuke Energy Renewables ServicesLamesa, TXElectric Reliability Council of Texas, Inc. (ERCO)486.6 GWhMar 2015Oct 2025 Wind
Mesquite Generating Station Block 1Salt River ProjectArlington, AZSalt River Project Agricultural Improvement and Power District (SRP)3.4 TWhMay 2003Oct 2025 Natural Gas
Mesquite Generating Station Block 2Mesquite Power LLCArlington, AZSalt River Project Agricultural Improvement and Power District (SRP)4.1 TWhNov 2003Oct 2025 Natural Gas
Mesquite Solar 2, LLCConsolidated Edison Development Inc.Tonopah, AZCalifornia Independent System Operator (CISO)287.9 GWhNov 2016Oct 2025 Solar
Mesquite Solar 3, LLCConsolidated Edison Development Inc.Tonopah, AZCalifornia Independent System Operator (CISO)446.8 GWhNov 2016Oct 2025 Solar
Mesquite Solar 4, LLCConsolidated Edison Development Inc.Tonopah, AZCalifornia Independent System Operator (CISO)146.7 GWhDec 2023Oct 2025 Solar
Mesquite Solar 5, LLCConsolidated Edison Development Inc.Tonopah, AZArizona Public Service Company (AZPS)134.4 GWhJun 2023Oct 2025 Solar
Mesquite StarMesquite Star Special LLCRoscoe, TXElectric Reliability Council of Texas, Inc. (ERCO)1.1 TWhFeb 2020Oct 2025 Wind
Mesquite Wind Power LLCMesquite Wind LLCAbilene, TXElectric Reliability Council of Texas, Inc. (ERCO)341.7 GWhOct 2007Oct 2025 Wind
MestenoDuke Energy Renewables ServicesRio Grande City, TXElectric Reliability Council of Texas, Inc. (ERCO)603.7 GWhNov 2019Oct 2025 Wind
Metcalf Energy CenterCalpine Corp - Metcalf Energy CenterSan Jose, CACalifornia Independent System Operator (CISO)2.5 TWhMay 2005Oct 2025 Natural Gas
Metro Methane Recovery FacilityWM Renewable Energy LLCMitchellville, IAMidcontinent Independent System Operator, Inc. (MISO)81.0 GWhDec 1997Oct 2025 Landfill Gas
Metro Wastewater Reclamation DistrictENGIE Denver Metro LLCDenver, COPublic Service Company of Colorado (PSCO)36.5 GWhMar 1985Oct 2025 Other Biomass Gas
Metropolitan Sewerage DistrictMetropolitan Sewerage DistrictAsheville, NCDuke Energy Progress East (CPLE)3.2 GWhAug 1988Oct 2025 Water

Summary of Power Plants By State

Figures are based on October 2025 generation numbers.
StateRankActive PlantsOct 2025 Generation
Alabama# 77611,041.22 GWh
Alaska# 49144484.88 GWh
Arizona# 111849,400.73 GWh
Arkansas# 241165,068.08 GWh
California# 41,73416,078.58 GWh
Colorado# 303024,272.03 GWh
Connecticut# 381663,176.41 GWh
Delaware# 4833521.87 GWh
District of Columbia# 511615.93 GWh
Florida# 232122,593.36 GWh
Georgia# 626211,885.65 GWh
Hawaii# 4773845.96 GWh
Idaho# 441471,448.54 GWh
Illinois# 538215,897.55 GWh
Indiana# 122119,138.69 GWh
Iowa# 182926,552.01 GWh
Kansas# 311874,138.18 GWh
Kentucky# 23605,089.89 GWh
Louisiana# 14868,618.27 GWh
Maine# 452151,114.12 GWh
Maryland# 352033,540.16 GWh
Massachusetts# 416481,963.73 GWh
Michigan# 927210,045.59 GWh
Minnesota# 277654,687.69 GWh
Mississippi# 20576,085.50 GWh
Missouri# 211275,515.65 GWh
StateRankActive PlantsOct 2025 Generation
Montana# 40712,455.83 GWh
Nebraska# 361293,412.31 GWh
Nevada# 331143,578.95 GWh
New Hampshire# 43601,661.03 GWh
New Jersey# 253934,903.52 GWh
New Mexico# 371433,370.59 GWh
New York# 895610,108.60 GWh
North Carolina# 139069,082.37 GWh
North Dakota# 34603,554.85 GWh
Ohio# 101979,920.42 GWh
Oklahoma# 171427,167.46 GWh
Oregon# 262754,755.34 GWh
Pennsylvania# 325616,669.60 GWh
Rhode Island# 46100886.30 GWh
South Carolina# 152088,061.53 GWh
South Dakota# 42521,892.35 GWh
Tennessee# 22885,198.50 GWh
Texas# 194748,837.92 GWh
Utah# 391253,044.05 GWh
Vermont# 50117151.45 GWh
Virginia# 192396,515.03 GWh
Washington# 161377,971.98 GWh
West Virginia# 29394,608.16 GWh
Wisconsin# 282504,687.23 GWh
Wyoming# 32703,770.47 GWh