Directory of Power Plants in the United States

List of All United States Power Plants

Displaying Results 1 to 100 of 923
Plant NameUtilityLocationBalancing AuthorityAnnual GenerationPlant DateLast UpdateFuel Types
MallardFlorida Power & Light CoPalm Bay, FLFlorida Power & Light Co. (FPL)78.1 GWh-May 2026 Solar
Mare BranchFlorida Power & Light CoTBD, FLFlorida Power & Light Co. (FPL)93.8 GWh-May 2026 Solar
Marion County Solar ProjectMarion County Solar Project, LLCMarion, OHPJM Interconnection, LLC (PJM)50.2 GWh-May 2026 Solar
McCrae Wind Energy IIMcCrae Wind Energy II, LLCGarden City, TXElectric Reliability Council of Texas, Inc. (ERCO)376.1 GWh-May 2026 Wind
Medway GridMedway Grid LLCMedway, MAISO New England (ISNE)19.5 GWh-May 2026 Electricity used for energy storage
Midpoint Solar, LLCSunraycer Assets I LLCBlum, TXElectric Reliability Council of Texas, Inc. (ERCO)49.6 GWh-May 2026 Solar
Millers Branch SolarSouthern Power CoHaskell, TXElectric Reliability Council of Texas, Inc. (ERCO)178.4 GWh-May 2026 Solar
Mission Road Solar ParkDTE Electric CompanyRosebush, MIMidcontinent Independent System Operator, Inc. (MISO)60.4 GWh-May 2026 Solar
Mondu Solar LLCMondu Solar LLCLivonia, LAMidcontinent Independent System Operator, Inc. (MISO)21.6 GWh-May 2026 Solar
Montpelier Solar ProjectMontpelier Solar, LLCMontpelier, OHPJM Interconnection, LLC (PJM)32.3 GWh-May 2026 Solar
Morrow Lake SolarLeeward Asset Management, LLCPearsall, TXElectric Reliability Council of Texas, Inc. (ERCO)176.0 GWh-May 2026 Solar
Muskegon SolarConsumers Energy Co - (MI)Muskegon, MIMidcontinent Independent System Operator, Inc. (MISO)117.1 GWh-May 2026 Solar
Myrtle Solar, LLCMyrtle Solar, LLCAngleton, TXElectric Reliability Council of Texas, Inc. (ERCO)431.2 GWh-May 2026 Solar
Mill Creek 3Southern California Edison CoMill Creek, CACalifornia Independent System Operator (CISO)771.0 MWhFeb 1903Dec 2025 Water
Morgan FallsGeorgia Power CoDunwoody, GASouthern Company Services, Inc. - Trans (SOCO)34.6 GWhNov 1903Dec 2025 Water
Madison DamNorthWestern Energy (MT Hydro)Ennis, MTNorthWestern Corporation (NWMT)75.6 GWhAug 1906Dec 2025 Water
Millville Hydro StationEagle Creek Renewable Energy, LLCMillville, WVPJM Interconnection, LLC (PJM)7.7 GWhDec 1912Dec 2025 Water
Milton HydroSFR Hydro CorMilton, NHISO New England (ISNE)4.6 GWhDec 1913Dec 2025 Water
MinettoErie Boulevard Hydropower LPMinetto, NYNew York Independent System Operator (NYIS)30.8 GWhDec 1914Dec 2025 Water
Meyers FallsHydro Technology Systems IncKettle Falls, WAAvista Corporation (AVA)8.7 GWhMay 1915Dec 2025 Water
MioConsumers Energy Co - (MI)Mio, MIMidcontinent Independent System Operator, Inc. (MISO)13.6 GWhDec 1915Dec 2025 Water
Mosinee MillAhlstrom-Munksjo NA Specialty Solutions, LLCMosinee, WIMidcontinent Independent System Operator, Inc. (MISO)101.2 GWhJun 1916May 2026 Black Liquor : 43.1% Natural Gas : 22.1% Water : 15.5% Bituminous Coal : 12.0% Wood/Wood Waste Solids : 5.4% Sludge Waste : 1.4%
MerrillWisconsin Public Service CorpMerrill, WIMidcontinent Independent System Operator, Inc. (MISO)3.7 GWhFeb 1917Dec 2025 Water
Messalonskee 3Messalonskee Stream Hydro LLCOakland, MEISO New England (ISNE)3.8 GWhDec 1917Dec 2025 Water
Moyie SpringsCity of Bonners Ferry (ID)Moyie Springs, IDBonneville Power Administration (BPAT)21.4 GWhNov 1921Dec 2025 Water
Medway HydroBrookfield Black Bear Hydro, LLCMedway, MEISO New England (ISNE)22.9 GWhDec 1922Dec 2025 Water
MottvilleIndiana Michigan Power CoWhite Pigeon, MIPJM Interconnection, LLC (PJM)5.3 GWhDec 1922Dec 2025 Water
Mountain IslandDuke Energy Carolinas, LLCMount Holly, NCDuke Energy Carolinas (DUK)90.0 GWhNov 1923Dec 2025 Water
Menominee Mill MarinetteEagle Creek Renewable Energy, LLCMenominee, MIMidcontinent Independent System Operator, Inc. (MISO)9.6 GWhDec 1923May 2026 Water
Messalonskee 2 (Oakland)Messalonskee Stream Hydro LLCOakland, MEISO New England (ISNE)6.8 GWhDec 1923Dec 2025 Water
MorrisvilleVillage of Morrisville - (VT)Morrisville, VTISO New England (ISNE)5.0 GWhJul 1924Dec 2025 Water
MissionNorthbrook Carolina Hydro II, LLCMurphy, NCDuke Energy Carolinas (DUK)7.0 GWhNov 1924Dec 2025 Water
MysticNorthWestern Energy (MT Hydro)Fishtail, MTNorthWestern Corporation (NWMT)52.5 GWhApr 1925Dec 2025 Water
Mormon FlatSalt River ProjectApache Junction, AZSalt River Project Agricultural Improvement and Power District (SRP)43.9 GWhApr 1926May 2026 Water
Marshfield 6Green Mountain Power CorpMarshfield, VTISO New England (ISNE)3.9 GWhDec 1926Dec 2025 Water
Martin DamAlabama Power CoDadeville, ALSouthern Company Services, Inc. - Trans (SOCO)287.2 GWhDec 1926Dec 2025 Water
Manitou SpringsCity of Colorado Springs - (CO)Manitou Spring, COWestern Area Power Administration - Rocky Mountain Region (WACM)2.0 GWhApr 1927Dec 2025 Water
MinidokaU S Bureau of ReclamationRupert, IDBonneville Power Administration (BPAT)98.8 GWhMay 1927Dec 2025 Water
Middlesex 2Green Mountain Power CorpMoretown, VTISO New England (ISNE)5.9 GWhDec 1927Dec 2025 Water
Marshall (MI)City of Marshall - (MI)Marshall, MIMidcontinent Independent System Operator, Inc. (MISO)638.0 MWhMay 1928Dec 2025 Water
MoshierErie Boulevard Hydropower LPLowville, NYNew York Independent System Operator (NYIS)35.1 GWhDec 1928Dec 2025 Water
MiltonGreen Mountain Power CorpMilton, VTISO New England (ISNE)33.8 GWhJan 1929Dec 2025 Water
MoronyNorthWestern Energy (MT Hydro)Great Falls, MTNorthWestern Corporation (NWMT)214.7 GWhDec 1929Dec 2025 Water
Merced FallsMerced Irrigation DistrictSnelling, CACalifornia Independent System Operator (CISO)9.1 GWhJun 1930Sep 2025 Water
McindoesGreat River Hydro, LLCBarnet, VTISO New England (ISNE)39.1 GWhDec 1930Dec 2025 Water
MerwinPacifiCorpAriel, WAPacifiCorp West (PACW)422.6 GWhJun 1931Dec 2025 Water
Messalonskee 5Messalonskee Stream Hydro LLCWaterville, MEISO New England (ISNE)3.5 GWhDec 1934Dec 2025 Water
MarmetAppalachian Power CoMarmet, WVPJM Interconnection, LLC (PJM)67.6 GWhNov 1935Dec 2025 Water
Monroe (NE)Loup River Public Power DistMonroe, NESouthwest Power Pool (SWPP)27.2 GWhDec 1935Dec 2025 Water
MacombErie Boulevard Hydropower LPMalone, NYNew York Independent System Operator (NYIS)5.7 GWhDec 1939Dec 2025 Water
MontezumaCity of Montezuma - (IA)Montezuma, IAMidcontinent Independent System Operator, Inc. (MISO)115.0 MWhJul 1940Dec 2025 Distillate Fuel Oil : 67.9% Natural Gas : 32.1%
Marshall FordLower Colorado River AuthorityAustin, TXElectric Reliability Council of Texas, Inc. (ERCO)45.2 GWhDec 1940Dec 2025 Water
Milford Hydro StationBrookfield Black Bear Hydro, LLCMilford, MEISO New England (ISNE)35.9 GWhJun 1941Dec 2025 Water
McGregorCity of McGregor- (IA)McGregor, IAMidcontinent Independent System Operator, Inc. (MISO)11.0 MWhNov 1941Dec 2025 Distillate Fuel Oil
MolineMidAmerican Energy CoMoline, ILMidcontinent Independent System Operator, Inc. (MISO)20.8 GWhDec 1941Dec 2025 Water : 97.0% Natural Gas : 3.0%
Mon Valley WorksUnited States Steel-Mon ValleyDravosburg, PAPJM Interconnection, LLC (PJM)430.7 GWhMay 1943Dec 2024 Blast Furnace Gas : 83.2% Other Gas : 16.8%
Mill CNew York State Elec & Gas CorpTown of Plattsburgh, NYNew York Independent System Operator (NYIS)21.8 GWhJul 1943Dec 2025 Water
MelroseMelrose Public UtilitiesMelrose, MNMidcontinent Independent System Operator, Inc. (MISO)71.0 MWhJun 1945Dec 2025 Distillate Fuel Oil
Marshall (MO)City of Marshall - (MO)Marshall, MOSouthwest Power Pool (SWPP)1.3 GWhMay 1948Dec 2025 Natural Gas : 94.1% Distillate Fuel Oil : 6.0%
MSC CroswellMichigan Sugar CompanyCroswell, MIMidcontinent Independent System Operator, Inc. (MISO)35.9 MWhSep 1948Jan 2025 Natural Gas
MilfordCity of Milford - (IA)Milford, IASouthwest Power Pool (SWPP)127.0 MWhDec 1948Dec 2025 Distillate Fuel Oil
M L HibbardALLETE, Inc.Duluth, MNMidcontinent Independent System Operator, Inc. (MISO)97.7 GWhMay 1949May 2026 Wood/Wood Waste Solids : 91.1% Subbituminous Coal : 6.8% Natural Gas : 2.1%
Mitchell DamAlabama Power CoVerbena, ALSouthern Company Services, Inc. - Trans (SOCO)391.0 GWhOct 1949Dec 2025 Water
MustangOklahoma Gas & Electric CoOklahoma City, OKSouthwest Power Pool (SWPP)477.0 GWhApr 1950May 2026 Natural Gas : 99.2% Solar : 0.8%
McLeansboroCity of McLeansboro - (IL)McLeansboro, ILMidcontinent Independent System Operator, Inc. (MISO)42.0 MWhNov 1950Dec 2025 Distillate Fuel Oil
MeadeCity of Meade - (KS)Meade, KSSouthwest Power Pool (SWPP)73.0 MWhDec 1950Dec 2025 Natural Gas : 84.8% Distillate Fuel Oil : 15.2%
Marys LakeU S Bureau of ReclamationEstes Park, COWestern Area Power Administration - Rocky Mountain Region (WACM)36.5 GWhApr 1951Dec 2025 Water
Marble FallsLower Colorado River AuthorityMarble Falls, TXElectric Reliability Council of Texas, Inc. (ERCO)23.8 GWhAug 1951Dec 2025 Water
Middle GorgeLos Angeles Department of Water & PowerBishop, CALos Angeles Department of Water and Power (LDWP)48.0 GWhApr 1952Dec 2025 Water
McManusGeorgia Power CoBrunswick, GASouthern Company Services, Inc. - Trans (SOCO)18.7 GWhOct 1952Dec 2025 Distillate Fuel Oil
Moose LakeMoose Lake Water & Light CommMoose Lake, MNMidcontinent Independent System Operator, Inc. (MISO)128.0 MWhOct 1952Dec 2025 Distillate Fuel Oil : 92.0% Natural Gas : 8.0%
Madison UtilitiesCity of Madison - (NE)Madison, NESouthwest Power Pool (SWPP)15.0 MWhMar 1953Dec 2025 Distillate Fuel Oil
Michigamme FallsWisconsin Electric Power CoCrystal Falls, MIMidcontinent Independent System Operator, Inc. (MISO)29.4 GWhMay 1953Dec 2025 Water
McNaryUSACE Northwestern DivisionUmatilla, ORBonneville Power Administration (BPAT)4.0 TWhNov 1953Dec 2025 Water
Montville StationMontville Power LLCUncasville, CTISO New England (ISNE)133.2 GWhDec 1953Dec 2025 Residual Fuel Oil : 74.2% Natural Gas : 24.9% Distillate Fuel Oil : 0.9%
MurphysUtica Water & Power AuthorityMurphys, CACalifornia Independent System Operator (CISO)14.8 GWhFeb 1954Dec 2025 Water
Mountain LakeCity of Mountain Lake - (MN)Mountain Lake, MNMidcontinent Independent System Operator, Inc. (MISO)2.6 GWhApr 1954Dec 2025 Wind : 96.5% Distillate Fuel Oil : 1.9% Natural Gas : 1.6%
McWilliamsPowerSouth Energy CooperativeGantt, ALSouthern Company Services, Inc. - Trans (SOCO)3.5 TWhNov 1954May 2026 Natural Gas
Minneapolis City ofCity of Minneapolis - (KS)Minneapolis, KSSouthwest Power Pool (SWPP)74.0 MWhMar 1955Dec 2025 Natural Gas : 88.4% Distillate Fuel Oil : 11.6%
ManitowocManitowoc Public UtilitiesManitowoc, WIMidcontinent Independent System Operator, Inc. (MISO)178.4 GWhMay 1955May 2026 Wood/Wood Waste Solids : 88.2% Petroleum Coke : 6.6% Bituminous Coal : 4.9%
Mountain CreekMountain Creek Power, LLCDallas, TXElectric Reliability Council of Texas, Inc. (ERCO)546.3 GWhJan 1956Dec 2025 Natural Gas
Motiva Enterprises Port Arthur RefineryMotiva Enterprises LLCPort Arthur, TXMidcontinent Independent System Operator, Inc. (MISO)1.6 TWhMay 1957May 2026 Natural Gas : 90.5% Other Gas : 9.5%
MaldenCity of Malden - (MO)Malden, MOSouthwest Power Pool (SWPP)68.0 MWhJul 1957Dec 2025 Distillate Fuel Oil
MoraCity of Mora - (MN)Mora, MNMidcontinent Independent System Operator, Inc. (MISO)1.1 GWhAug 1957Dec 2025 Natural Gas : 71.2% Distillate Fuel Oil : 28.8%
Marathon Generating PlantFlorida Keys El Coop Assn, IncMarathon, FLFlorida Power & Light Co. (FPL)27.7 MWhDec 1957May 2025 Distillate Fuel Oil
MenomonieNorthern States Power Co - MinnesotaMenomonie, WIMidcontinent Independent System Operator, Inc. (MISO)22.7 GWhDec 1957Dec 2025 Water
Muscatine Plant #1Board of Water Electric & CommunicationsMuscatine, IAMidcontinent Independent System Operator, Inc. (MISO)765.6 GWhMar 1958May 2026 Subbituminous Coal : 99.7%
McMeekinDominion Energy South Carolina, IncColumbia, SCDominion Energy South Carolina, Inc. (SCEG)385.7 GWhJun 1958May 2026 Natural Gas
MiddletownMiddletown Power LLCMiddletown, CTISO New England (ISNE)33.0 GWhSep 1958Dec 2024 Residual Fuel Oil : 60.6% Natural Gas : 39.3%
Mt. Sinai- MorningsideMt. Sinai- MorningsideNew York, NYNew York Independent System Operator (NYIS)17.0 MWhDec 1959Dec 2024 Distillate Fuel Oil
Mammoth PoolSouthern California Edison CoNorth Fork, CACalifornia Independent System Operator (CISO)568.6 GWhFeb 1960May 2026 Water
ManistiqueCloverland Electric Co-opManistique, MIMidcontinent Independent System Operator, Inc. (MISO)1.3 GWhJun 1960Dec 2025 Distillate Fuel Oil
Miami FortLuminant Miami FortNorth Bend, OHPJM Interconnection, LLC (PJM)6.5 TWhOct 1960May 2026 Bituminous Coal : 99.8%
MerrimackGranite Shore PowerBow, NHISO New England (ISNE)115.9 GWhNov 1960May 2026 Bituminous Coal : 97.6% Jet Fuel : 2.3%
Middlesex County Utilities AuthorityMiddlesex County Utilities Authority - (NJ)Sayreville, NJPJM Interconnection, LLC (PJM)107.0 GWhDec 1960May 2026 Landfill Gas
MU Combined Heat and Power PlantCurators of the University of MissouriColumbia, MOMidcontinent Independent System Operator, Inc. (MISO)200.1 GWhJun 1961May 2026 Natural Gas : 77.2% Wood/Wood Waste Solids : 20.4% Bituminous Coal : 2.4%
MaddoxSouthwestern Public Service CoHobbs, NMSouthwest Power Pool (SWPP)731.3 GWhDec 1962May 2026 Natural Gas
MayfieldCity of Tacoma - (WA)Silver Creek, WACity of Tacoma, Department of Public Utilities, Light Division (TPWR)602.5 GWhFeb 1963Dec 2025 Water
MarionSouthern Illinois Power CoopMarion, ILMidcontinent Independent System Operator, Inc. (MISO)798.2 GWhMay 1963May 2026 Bituminous Coal : 86.6% Natural Gas : 12.8% Distillate Fuel Oil : 0.6%
MoorelandWestern Farmers Elec Coop, IncMooreland, OKSouthwest Power Pool (SWPP)160.2 GWhFeb 1964Dec 2025 Natural Gas

Summary of Power Plants By State

Figures are based on May 2026 generation numbers.
StateRankActive PlantsMay 2026 Generation
Alabama# 87711,823.92 GWh
Alaska# 48140513.29 GWh
Arizona# 141969,091.99 GWh
Arkansas# 251174,873.33 GWh
California# 41,74015,360.54 GWh
Colorado# 313084,156.36 GWh
Connecticut# 351733,391.33 GWh
Delaware# 4935236.45 GWh
District of Columbia# 511714.46 GWh
Florida# 234225,093.89 GWh
Georgia# 625012,138.02 GWh
Hawaii# 4670762.50 GWh
Idaho# 411511,963.84 GWh
Illinois# 549414,816.74 GWh
Indiana# 152227,662.28 GWh
Iowa# 212975,720.38 GWh
Kansas# 241885,118.39 GWh
Kentucky# 23615,471.28 GWh
Louisiana# 13909,131.60 GWh
Maine# 442421,130.78 GWh
Maryland# 372283,103.37 GWh
Massachusetts# 456661,073.93 GWh
Michigan# 112769,774.25 GWh
Minnesota# 287904,567.82 GWh
Mississippi# 20606,404.61 GWh
Missouri# 221295,701.36 GWh
StateRankActive PlantsMay 2026 Generation
Montana# 40712,053.07 GWh
Nebraska# 361263,193.89 GWh
Nevada# 331173,848.29 GWh
New Hampshire# 43571,198.65 GWh
New Jersey# 303984,274.91 GWh
New Mexico# 291584,513.39 GWh
New York# 101,06410,643.78 GWh
North Carolina# 991311,481.42 GWh
North Dakota# 34593,601.34 GWh
Ohio# 721111,886.21 GWh
Oklahoma# 171447,547.66 GWh
Oregon# 272814,575.23 GWh
Pennsylvania# 325818,234.28 GWh
Rhode Island# 47107580.94 GWh
South Carolina# 162097,632.32 GWh
South Dakota# 42531,802.78 GWh
Tennessee# 19996,454.94 GWh
Texas# 11,01950,690.02 GWh
Utah# 391282,809.26 GWh
Vermont# 50118186.37 GWh
Virginia# 182507,445.56 GWh
Washington# 121349,231.20 GWh
West Virginia# 32414,142.41 GWh
Wisconsin# 262664,582.07 GWh
Wyoming# 38692,983.81 GWh