Directory of Electric Companies in the United States
| Company Name | Company Location | Utility Type | Power Plants | EIA Annual Generation | EIA Latest Generation | FERC Lastest Date | FERC 2025Q2 Seller Transactions | FERC 2025Q2 Buyer Transactions |
|---|---|---|---|---|---|---|---|---|
| Mesquite Wind LLC | Abilene, TX | Independent Power Producer | 2 | 807.6 GWh | Oct 2025 | - | ||
| MMP SCO, LLC | Alvin, TX | - | - | - | Sep 2025 | $60.34k | ||
| Merit Si | Annandale, NJ | Commercial | 1 | 1.9 GWh | Dec 2023 | - | ||
| Marsh Landing LLC | Antioch, CA | Independent Power Producer | 1 | 41.0 GWh | Oct 2025 | Oct 2025 | $17.93M | |
| Mesquite Power LLC | Arlington, AZ | Independent Power Producer | 1 | 4.5 TWh | Oct 2025 | Oct 2025 | $4.01M | $1.65M |
| Morgan Solar 1 LLC | Arlington, VA | Independent Power Producer | 1 | 4.2 GWh | Dec 2024 | - | ||
| Morgan Solar 1B LLC | Arlington, VA | Independent Power Producer | 1 | 3.0 GWh | Dec 2024 | - | ||
| Metropolitan Sewerage District | Asheville, NC | Municipally-Owned Utility | 1 | 3.2 GWh | Oct 2025 | - | ||
| Millers Chapel Solar, LLC | Asheville, NC | Independent Power Producer | 1 | 10.4 GWh | Dec 2024 | - | ||
| Mohea Solar Energy Center, LLC | Asheville, NC | Independent Power Producer | 1 | 8.6 GWh | Dec 2024 | - | ||
| Moonshot Solar, LLC | Asheville, NC | Independent Power Producer | 1 | 160.4 GWh | Oct 2025 | Sep 2025 | $-382.50k | |
| Maple Flats Solar Energy Center LLC | Ashwaubenon, WI | - | - | - | Sep 2025 | $6.22M | ||
| Municipal Electric Authority | Atlanta, GA | Municipally-Owned Utility | 5 | 3.1 TWh | Oct 2025 | Oct 2025 | $103.63M | $21.21M |
| Maine Waste To Energy | Auburn, ME | Municipally-Owned Utility | 1 | 10.8 GWh | Oct 2025 | - | ||
| Midlands Lessee LLC | Austin, TX | - | - | - | Sep 2025 | $1.56M | $741.06k | |
| Midlands Solar LLC | Austin, TX | - | - | - | Sep 2025 | $741.06k | ||
| Mockingbird Solar Center, LLC | Austin, TX | Independent Power Producer | 1 | 1.0 TWh | Oct 2025 | - | ||
| Montgomery Ranch Wind Farm, LLC | Austin, TX | Independent Power Producer | 1 | 513.1 GWh | Oct 2025 | - | ||
| MS Solar 5, LLC | Austin, TX | - | - | - | Oct 2025 | $3.76M | ||
| MS Solar 6, LLC | Austin, TX | - | - | - | Oct 2025 | $3.41M | ||
| Munnsville Wind Farm, LLC | Austin, TX | - | - | - | Oct 2025 | $3.36M | ||
| Muscle Shoals Solar, LLC | Austin, TX | Independent Power Producer | 1 | 466.8 GWh | Oct 2025 | Sep 2025 | $3.46M | |
| McKittrick Limited | Bakersfield, CA | Independent Power Producer | - | - | Dec 2015 | Sep 2025 | $1.58M | |
| MT POSO Cogeneration Co | Bakersfield, CA | Independent Power Producer | 1 | 26.8 GWh | Nov 2024 | Dec 2024 | ||
| Mayor And City Council Of Baltimore City | Baltimore, MD | Municipally-Owned Utility | 1 | 635.0 MWh | Dec 2024 | - | ||
| Michigan Wind 1, LLC | Baltimore, MD | Independent Power Producer | 1 | 169.4 GWh | Dec 2024 | Oct 2025 | $1.69M | |
| Michigan Wind 2, LLC | Baltimore, MD | Independent Power Producer | 1 | 351.6 GWh | Dec 2024 | Oct 2025 | $2.50M | |
| Mosaic Company | Bartlow, FL | Industrial | 5 | 295.3 GWh | Oct 2025 | - | ||
| MPH Cross Island Power | Bethesda, MD | Independent Power Producer | 2 | 41.3 GWh | Dec 2024 | - | ||
| MPH Elwood, LLC | Bethesda, MD | - | - | - | Sep 2025 | $6.88M | ||
| MPH Rockaway Peakers, LLC | Bethesda, MD | - | - | - | Oct 2025 | $796.35k | $113.58k | |
| Messer Energy Services, Inc. | Bethlehem, PA | - | - | - | Oct 2025 | $1.90M | ||
| Mirabito Power & Gas, LLC | Binghamton, NY | - | - | - | Oct 2025 | $134.11k | $356.39k | |
| Macho Springs Solar, LLC | Birmingham, AL | - | - | - | Sep 2025 | $2.31M | ||
| Maven Energy, LLC | Birmingham, AL | - | - | - | Sep 2025 | $16.50k | ||
| Mayflower Power & Gas LLC | Birmingham, AL | - | - | - | Sep 2025 | $25.22k | ||
| Meyersdale Windpower, LLC | Birmingham, AL | - | - | - | Oct 2025 | $283.48k | ||
| Mill Run Windpower LLC | Birmingham, AL | - | - | - | Oct 2025 | $147.06k | ||
| Montana-Dakota Utilities Co | Bismarck, ND | Investor-Owned Utility | 12 | 808.8 GWh | Oct 2025 | Oct 2025 | $12.67M | $7.54M |
| Moffett Solar 1, LLC | Bluffton, SC | Independent Power Producer | - | - | Dec 2021 | Oct 2025 | $2.20M | |
| Marysville Hydro Partners | Boise, ID | Independent Power Producer | 1 | 50.7 GWh | Dec 2024 | - | ||
| Maine DG Solar Augusta, LLC | Boston, MA | Independent Power Producer | 1 | 4.8 GWh | Dec 2024 | - | ||
| Maine DG Solar Baldwin, LLC | Boston, MA | Independent Power Producer | 1 | 10.1 GWh | Dec 2024 | - | ||
| Maine DG Solar Harmony, LLC | Boston, MA | Independent Power Producer | 1 | 9.2 GWh | Dec 2024 | - | ||
| Maine DG Solar Monmouth, LLC | Boston, MA | Independent Power Producer | 1 | 9.6 GWh | Dec 2024 | - | ||
| Maine DG Solar Pittsfield, LLC | Boston, MA | Independent Power Producer | 1 | 8.7 GWh | Dec 2024 | - | ||
| Marlborough Solar, LLC | Boston, MA | Independent Power Producer | 1 | 3.6 GWh | Dec 2024 | - | ||
| Massachusetts Water Res AUTH | Boston, MA | State-Owned Utility | 3 | 15.2 GWh | Dec 2024 | - | ||
| Matep LLC | Boston, MA | Commercial | 1 | 348.9 GWh | Dec 2024 | Sep 2025 | $8.95M | $5.44M |
| Meadow Creek Project Company LLC | Boston, MA | - | - | - | Sep 2025 | $5.56M | ||
| Milford Wind Corridor Phase I LLC | Boston, MA | Independent Power Producer | - | - | Dec 2011 | Sep 2025 | $2.44M | $34.09k |
| Milford Wind Corridor Phase I, LLC (Longroad) | Boston, MA | Independent Power Producer | 1 | 432.1 GWh | Oct 2025 | - | ||
| Milford Wind Corridor Phase II, LLC | Boston, MA | - | - | - | Sep 2025 | $2.05M | $18.54k | |
| Milford Wind Corridor Stage II LLC | Boston, MA | Independent Power Producer | 1 | 208.5 GWh | Oct 2025 | - | ||
| MILO CSG, LLC | Boston, MA | Independent Power Producer | 1 | 7.1 GWh | Dec 2024 | - | ||
| Monson Solar, LLC | Boston, MA | Independent Power Producer | 1 | 3.5 GWh | Dec 2024 | - | ||
| Montague Road Solar, LLC | Boston, MA | Independent Power Producer | 1 | 4.9 GWh | Dec 2024 | - | ||
| Murphy Flat Power, LLC | Boston, MA | Independent Power Producer | 1 | 43.1 GWh | Oct 2025 | - | ||
| Mustang Hills, LLC (Longroad) | Boston, MA | Independent Power Producer | 1 | 312.4 GWh | Dec 2024 | Jun 2025 | $11.94M | |
| MWRA Charlestown | Boston, MA | State-Owned Utility | 1 | 1.3 GWh | Dec 2024 | - | ||
| MEGA Renewables | Bozeman, MT | Independent Power Producer | 2 | 34.2 GWh | Dec 2024 | - | ||
| Major Oak Power, LLC | Bremond, TX | Independent Power Producer | 1 | 2.4 TWh | Oct 2025 | - | ||
| Massachusetts Department Of Correction | Bridgewater, MA | State-Owned Utility | 1 | 1.9 GWh | Dec 2024 | - | ||
| Montefiore Medical Center Moses Division | Bronx, NY | Commercial | 1 | 34.1 GWh | Dec 2024 | - | ||
| Massachusetts Electric Co | Brooklyn, NY | Investor-Owned Utility | 3 | 3.7 GWh | Dec 2024 | Oct 2025 | $29.93M | $75.60M |
| Median Energy Corp. | Brooklyn, NY | - | - | - | Sep 2025 | $4.53k | ||
| Mohave Electric Cooperative, Inc. | Bullhead City, AZ | Cooperative | 2 | 22.5 GWh | Dec 2024 | - | ||
| Macho Springs Power I, LLC | Calgary, AB | - | - | - | Oct 2025 | $3.45M | ||
| Massachusetts Inst Of Tech | Cambridge, MA | Commercial | 1 | 223.7 GWh | Dec 2024 | - | ||
| Meadow Lake Wind Farm VI LLC | Chalmers, IN | Independent Power Producer | 1 | 694.5 GWh | Oct 2025 | Oct 2025 | $9.89M | |
| Middleton Biogas Solar, LLC | Chanhassen, MN | Independent Power Producer | 1 | 1.9 GWh | Dec 2024 | - | ||
| Mulligan Solar | Charlottesville, VA | Independent Power Producer | 1 | 168.1 GWh | Oct 2025 | Sep 2025 | $1.19M | |
| Montgomery County Solar | Charlotte, NC | Independent Power Producer | 1 | 2.8 GWh | Dec 2024 | - | ||
| Mahoning Creek Hydroelectric Company LLC | Chevy Chase, MD | Independent Power Producer | - | - | Dec 2020 | Oct 2025 | $271.89k | |
| Malaga Bess LLC | Chicago, IL | Independent Power Producer | 1 | -2.9 GWh | Oct 2025 | Oct 2025 | $527.40k | |
| Metro WTR RECL DIST GRTR Chi | Chicago, IL | Municipally-Owned Utility | 1 | 12.1 GWh | Oct 2025 | - | ||
| Middle River Power II, LLC | Chicago, IL | Independent Power Producer | 2 | 483.9 GWh | Dec 2024 | - | ||
| Midwest Generations Eme LLC | Chicago, IL | Independent Power Producer | 13 | 2.2 TWh | Oct 2025 | Oct 2025 | $44.96M | $363.42k |
| Millican Solar Energy LLC | Chicago, IL | - | - | - | Oct 2025 | $1.11M | ||
| Minonk Stewardship Wind LLC | Chicago, IL | Independent Power Producer | 1 | 330.6 GWh | Oct 2025 | Oct 2025 | $1.90M | |
| Mountain Power, LLC | Chicago, IL | Independent Power Producer | 1 | 3.6 GWh | Dec 2024 | Oct 2025 | $1.86M | |
| MRP Elgin LLC | Chicago, IL | - | - | - | Oct 2025 | $2.46M | ||
| MRP Rocky Road LLC | Chicago, IL | - | - | - | Oct 2025 | $1.27M | ||
| Missouri JNT MUNI.PWR ELEC. Ut. COMM. | Columbia, MO | Political Subdivision | 14 | 169.3 GWh | Oct 2025 | - | ||
| Missouri Joint Municipal Electric Utility Commission | Columbia, MO | - | - | - | Oct 2025 | $46.71M | $10.83M | |
| Martinsville Onsite Generation, LLC | Columbus, OH | - | - | - | Sep 2025 | $240.52k | ||
| Mendota Hills, LLC | Dallas, TX | - | - | - | Oct 2025 | $1.24M | ||
| Midway Wind, LLC | Dallas, TX | Independent Power Producer | 1 | 440.1 GWh | Oct 2025 | - | ||
| Mountain Breeze Wind, LLC | Dallas, TX | Independent Power Producer | - | - | Dec 2020 | Oct 2025 | $2.75M | |
| Mountain Creek Power, LLC | Dallas, TX | Independent Power Producer | 1 | 479.5 GWh | Dec 2024 | - | ||
| Millennium Power Company, LLC | Darien, CT | Independent Power Producer | 1 | 645.6 GWh | Oct 2025 | Sep 2025 | $10.39M | |
| Marshall Wind Energy LLC | De SOTO, IA | Independent Power Producer | - | - | - | Sep 2025 | $2.64M | |
| Morgan Energy Center LLC | Decatur, AL | Independent Power Producer | 1 | 5.3 TWh | Oct 2025 | Oct 2025 | $10.39M | |
| MD Solar 2, LLC | Delray Beach, FL | - | - | - | Oct 2025 | $659.99k | ||
| MN8 Energy LLC | Delray Beach, FL | Independent Power Producer | 187 | 3.9 TWh | Oct 2025 | - | ||
| MN8 Energy Marketing LLC | Delray Beach, FL | - | - | - | Sep 2025 | $705.71k | ||
| Mulberry Bess LLC | Delray Beach, FL | - | - | - | Sep 2025 | $1.91M | ||
| Mankato Energy Center II, LLC | Denver, CO | - | - | - | Jun 2025 | $8.68M | ||
| Mankato Energy Center, LLC | Denver, CO | - | - | - | Sep 2025 | $11.95M | ||
| MMA DAS Power | Denver, CO | Independent Power Producer | 1 | 1.6 GWh | Dec 2024 | - |
Top Power Plants in United States
| Plant | Location | Annual Generation | Initial Operation Date | Last Update | Fuel Types |
|---|---|---|---|---|---|
| Arkansas Nuclear One | Russellville, Arkansas | 15 TWh | Nov 1974 | Oct 2025 | Nuclear |
| Barry | Bucks, Alabama | 12 TWh | Jan 1954 | Oct 2025 | Natural Gas : 95.1% Bituminous Coal : 4.9% |
| Beaver Valley | Shippingport, Pennsylvania | 15 TWh | Aug 1976 | Oct 2025 | Nuclear |
| Bowen | Cartersville, Georgia | 11 TWh | Sep 1971 | Oct 2025 | Bituminous Coal : 99.8% |
| Braidwood Generation Station | Braceville, Illinois | 20 TWh | Jun 1988 | Oct 2025 | Nuclear |
| Browns Ferry | Decatur, Alabama | 30 TWh | Jul 1974 | Oct 2025 | Nuclear |
| Brunswick Nuclear | Southport, North Carolina | 16 TWh | Oct 1975 | Oct 2025 | Nuclear |
| Byron Generating Station | Byron, Illinois | 20 TWh | Aug 1985 | Oct 2025 | Nuclear |
| Calvert Cliffs Nuclear Power Plant | Lusby, Maryland | 15 TWh | Apr 1975 | Oct 2025 | Nuclear |
| Catawba | York, South Carolina | 19 TWh | May 1985 | Oct 2025 | Nuclear |
| Comanche Peak | Glen Rose, Texas | 19 TWh | Jul 1990 | Oct 2025 | Nuclear |
| Crystal River | Crystal River, Florida | 15 TWh | Sep 1966 | Oct 2025 | Natural Gas : 75.4% Bituminous Coal : 24.4% |
| Diablo Canyon | Avila Beach, California | 18 TWh | Apr 1985 | Oct 2025 | Nuclear |
| Donald C Cook | Bridgman, Michigan | 18 TWh | Jul 1975 | Oct 2025 | Nuclear |
| Dresden Generating Station | Morris, Illinois | 15 TWh | Jul 1970 | Oct 2025 | Nuclear |
| Edwin I Hatch | Baxley, Georgia | 14 TWh | Nov 1975 | Oct 2025 | Nuclear |
| Gavin Power, LLC | Cheshire, Ohio | 13 TWh | Sep 1974 | Oct 2025 | Bituminous Coal : 99.5% Distillate Fuel Oil : 0.5% |
| Grand Coulee | Grand Coulee, Washington | 16 TWh | Feb 1941 | Oct 2025 | Water |
| Grand Gulf | Port Gibson, Mississippi | 11 TWh | Jun 1985 | Oct 2025 | Nuclear |
| Guernsey Power Station | Byesville, Ohio | 11 TWh | Jan 2023 | Oct 2025 | Natural Gas |
| H Allen Franklin Combined Cycle | Smiths, Alabama | 12 TWh | May 2002 | Oct 2025 | Natural Gas |
| Hines Energy Complex | Bartow, Florida | 12 TWh | Mar 1999 | Oct 2025 | Natural Gas |
| Jack McDonough | Smyrna, Georgia | 17 TWh | Apr 1971 | Oct 2025 | Natural Gas |
| James H Miller Jr | Quinton, Alabama | 19 TWh | Sep 1978 | Oct 2025 | Subbituminous Coal : 99.2% Natural Gas : 0.8% |
| Joseph M Farley | Columbia, Alabama | 13 TWh | Nov 1977 | Oct 2025 | Nuclear |
| Labadie | Labadie, Missouri | 16 TWh | May 1970 | Oct 2025 | Subbituminous Coal : 99.9% |
| LaSalle Generating Station | Marseilles, Illinois | 19 TWh | Dec 1983 | Oct 2025 | Nuclear |
| Limerick | Sanatoga, Pennsylvania | 19 TWh | Jan 1986 | Oct 2025 | Nuclear |
| McGuire | Huntersville, North Carolina | 20 TWh | Aug 1981 | Oct 2025 | Nuclear |
| Millstone | Waterford, Connecticut | 17 TWh | Nov 1975 | Oct 2025 | Nuclear |
| Monroe (MI) | Monroe, Michigan | 16 TWh | Oct 1969 | Oct 2025 | Subbituminous Coal : 74.1% Bituminous Coal : 16.5% Petroleum Coke : 9.1% |
| Nine Mile Point Nuclear Station | Lycoming, New York | 16 TWh | Nov 1969 | Oct 2025 | Nuclear |
| North Anna | Mineral, Virginia | 15 TWh | May 1978 | Oct 2025 | Nuclear |
| Oconee | Seneca, South Carolina | 23 TWh | Jun 1973 | Oct 2025 | Nuclear |
| Okeechobee Clean Energy Center | Okeechobee, Florida | 12 TWh | Feb 2019 | Oct 2025 | Natural Gas |
| Palo Verde | Wintersburg, Arizona | 32 TWh | Dec 1985 | Oct 2025 | Nuclear |
| Peach Bottom | Delta, Pennsylvania | 22 TWh | Jun 1974 | Oct 2025 | Nuclear |
| PSEG Salem Generating Station | Hancocks Bridge, New Jersey | 18 TWh | May 1971 | Oct 2025 | Nuclear |
| Quad Cities Generating Station | Cordova, Illinois | 15 TWh | Nov 1972 | Oct 2025 | Nuclear |
| Robert Moses Niagara | Lewiston, New York | 14 TWh | Dec 1960 | Oct 2025 | Water |
| Sequoyah | Soddy Daisy, Tennessee | 13 TWh | Jun 1981 | Oct 2025 | Nuclear |
| South Texas Project | Wadsworth, Texas | 22 TWh | Jul 1988 | Oct 2025 | Nuclear |
| St Lucie | Jensen Beach, Florida | 16 TWh | Apr 1976 | Oct 2025 | Nuclear |
| Surry | Surry, Virginia | 14 TWh | Nov 1972 | Oct 2025 | Nuclear |
| TalenEnergy Susquehanna | Berwick, Pennsylvania | 19 TWh | May 1983 | Oct 2025 | Nuclear |
| Turkey Point | Homestead, Florida | 20 TWh | Mar 1967 | Oct 2025 | Nuclear : 68.2% Natural Gas : 31.8% |
| Vogtle | Waynesboro, Georgia | 36 TWh | Apr 1987 | Oct 2025 | Nuclear |
| W A Parish | Thompsons, Texas | 15 TWh | May 1958 | Oct 2025 | Subbituminous Coal : 83.8% Natural Gas : 16.2% |
| Watts Bar Nuclear Plant | Spring City, Tennessee | 15 TWh | Apr 1996 | Oct 2025 | Nuclear |
| West County Energy Center | Loxahatchee, Florida | 18 TWh | Jul 2009 | Oct 2025 | Natural Gas : 99.9% |