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 |
|---|---|---|---|---|---|---|---|---|
| Milford Power LLC | Milford, CT | Independent Power Producer | 2 | 3.8 TWh | May 2026 | Sep 2025 | $48.82M | |
| Milford Solar 1, LLC | New York, NY | Independent Power Producer | 1 | 291.8 GWh | May 2026 | - | ||
| Milford Solar LLC | Oakland, CA | Independent Power Producer | 1 | 19.8 GWh | May 2026 | - | ||
| Milford Wind Corridor Phase I, LLC (Longroad) | Boston, MA | Independent Power Producer | 1 | 390.5 GWh | May 2026 | - | ||
| Milford Wind Corridor Stage II LLC | Boston, MA | Independent Power Producer | 1 | 187.1 GWh | May 2026 | - | ||
| Mililani I Solar LLC | San Francisco, CA | Independent Power Producer | 1 | 65.6 GWh | May 2026 | - | ||
| Millennium Power Company, LLC | Darien, CT | Independent Power Producer | 1 | 1.0 TWh | May 2026 | Sep 2025 | $10.39M | |
| Milligan 1 Wind, LLC | San Diego, CA | Independent Power Producer | 1 | 1.1 TWh | May 2026 | Oct 2025 | $6.42M | |
| Milwaukee Metro Sewerage DIST | Milwaukee, WI | Municipally-Owned Utility | 2 | 108.5 GWh | May 2026 | - | ||
| Minco II Energy Storage LLC | Juno Beach, FL | Independent Power Producer | 1 | -15.0 GWh | May 2026 | Sep 2025 | $2.17M | |
| Minco Wind IV, LLC | Juno Beach, FL | Independent Power Producer | 1 | 602.5 GWh | May 2026 | Sep 2025 | $1.67M | |
| Minnkota Power Coop, Inc | Grand Forks, ND | Cooperative | 3 | 4.2 TWh | May 2026 | Oct 2025 | $19.00M | $33.38M |
| Minonk Stewardship Wind LLC | Chicago, IL | Independent Power Producer | 1 | 319.1 GWh | May 2026 | Oct 2025 | $1.90M | |
| Misae Lessee LLC | New York, NY | Independent Power Producer | 1 | 445.0 GWh | May 2026 | - | ||
| Misenheimer Solar LLC | Houston, TX | Independent Power Producer | 1 | 174.5 GWh | May 2026 | Sep 2025 | $3.06M | |
| Mississippi Power Co | Gulfport, MS | Investor-Owned Utility | 8 | 19.3 TWh | May 2026 | Sep 2025 | $65.80M | $4.58M |
| Missouri JNT MUNI.PWR ELEC. Ut. COMM. | Columbia, MO | Political Subdivision | 17 | 162.1 GWh | May 2026 | - | ||
| MN8 Energy LLC | Boca Raton, FL | Independent Power Producer | 187 | 4.5 TWh | May 2026 | - | ||
| Mobile Energy LLC | Mobile, AL | Independent Power Producer | 1 | 1.2 TWh | May 2026 | Sep 2025 | $3.08M | |
| Mockingbird Solar Center, LLC | Austin, TX | Independent Power Producer | 1 | 1.0 TWh | May 2026 | - | ||
| Modesto Irrigation District | Modesto, CA | Political Subdivision | 5 | 310.2 GWh | May 2026 | Oct 2025 | $47.02M | |
| Mohave County Wind Farm | Juno Beach, FL | Independent Power Producer | 1 | 1.0 TWh | May 2026 | Sep 2025 | $11.45M | |
| Mohave Energy | New York, NY | Independent Power Producer | 1 | 49.0 GWh | May 2026 | - | ||
| Mojave Solar LLC | Hinkley, CA | Independent Power Producer | 1 | 668.2 GWh | May 2026 | Sep 2025 | $42.14M | |
| Molson Coors Shenandoah Brewery | Elkton, VA | Industrial | 1 | 6.3 GWh | May 2026 | - | ||
| Molson Coors USA LLC | Golden, CO | Industrial | 1 | 126.8 GWh | May 2026 | - | ||
| Mondu Solar LLC | Independent Power Producer | 1 | 21.6 GWh | May 2026 | - | |||
| Monongahela Power Co | Greensburg, PA | Investor-Owned Utility | 10 | 18.1 TWh | May 2026 | Oct 2025 | $290.81M | $995.94k |
| Montana-Dakota Utilities Co | Bismarck, ND | Investor-Owned Utility | 12 | 900.2 GWh | May 2026 | Oct 2025 | $12.67M | $7.54M |
| Montpelier Solar, LLC | Houston, TX | Independent Power Producer | 1 | 32.3 GWh | May 2026 | - | ||
| Moonshot Solar, LLC | Asheville, NC | Independent Power Producer | 1 | 148.0 GWh | May 2026 | Sep 2025 | $-382.50k | |
| Moraine Sands Wind Power, LLC | Toronto, ON | Independent Power Producer | 1 | 604.8 GWh | May 2026 | Oct 2025 | $3.58M | |
| Morgan Energy Center LLC | Decatur, AL | Independent Power Producer | 1 | 5.2 TWh | May 2026 | Oct 2025 | $10.39M | |
| Morris Cogeneration LLC | Morris, IL | Independent Power Producer | 1 | 667.2 GWh | May 2026 | Oct 2025 | $5.60M | |
| Morris Ridge Solar Energy Center, LLC | San Diego,, CA | Independent Power Producer | 1 | 335.0 GWh | May 2026 | Sep 2025 | $3.72M | |
| Mosaic Company | Bartlow, FL | Industrial | 5 | 290.5 GWh | May 2026 | - | ||
| Mosaic Fertilizer LLC | Mulberry, FL | Industrial | 2 | 474.6 GWh | May 2026 | Oct 2025 | $131.48k | |
| Mosaic Phosphates Co. | Uncle SAM, LA | Industrial | 1 | 102.0 GWh | May 2026 | - | ||
| Motiva Enterprises LLC | Port Arthur, TX | Industrial | 1 | 1.8 TWh | May 2026 | Apr 2025 | ||
| Se Aragorn, LLC | San Carlos, CA | Independent Power Producer | 1 | 366.9 GWh | May 2026 | - | ||
| Se Athos I, LLC | San Carlos, CA | Independent Power Producer | 1 | 775.8 GWh | May 2026 | Sep 2025 | $4.73M | |
| Se Athos II, LLC | San Carlos, CA | Independent Power Producer | 1 | 616.5 GWh | May 2026 | Sep 2025 | $3.79M | |
| Se Juno, LLC | San Carlos, CA | Independent Power Producer | 1 | 835.1 GWh | May 2026 | - | ||
| Se Titan, LLC | San Carlos, CA | Independent Power Producer | 1 | 611.0 GWh | May 2026 | - | ||
| Seadrift Coke L P | Port Lavaca, TX | Industrial | 1 | 36.3 GWh | May 2026 | - | ||
| Searcy Solar, LLC | Juno Beach, FL | Investor-Owned Utility | 1 | 196.0 GWh | May 2026 | - | ||
| Searles Valley Minerals Operations Inc. | Trona, CA | Industrial | 2 | 206.5 GWh | May 2026 | - | ||
| Sebree Solar, LLC | Juno Beach, FL | Independent Power Producer | 1 | 328.6 GWh | May 2026 | Sep 2025 | ||
| Selmer North Solar I, LLC | Nashville, TN | Independent Power Producer | 1 | 31.3 GWh | May 2026 | - | ||
| Selmer North Solar II, LLC | Nashville, TN | Independent Power Producer | 1 | 16.8 GWh | May 2026 | - | ||
| Semass Partnership | West Wareham, MA | Commercial | 1 | 596.1 GWh | May 2026 | Mar 2025 | ||
| Seminole Electric Cooperative Inc | Tampa, FL | Cooperative | 4 | 14.6 TWh | May 2026 | Oct 2025 | $3.95M | $60.58M |
| Seneca Energy II | Oakfield, NY | Independent Power Producer | 2 | 135.3 GWh | May 2026 | - | ||
| Seneca Generation LLC | Warren, PA | Independent Power Producer | 1 | -366.7 GWh | May 2026 | Oct 2025 | $20.14M | |
| Sentinel Energy Center LLC | Desert Hot Springs, CA | Independent Power Producer | 1 | 132.3 GWh | May 2026 | Oct 2025 | $22.72M | |
| SEPG MGA, LLC | Kathleen, GA | Independent Power Producer | 1 | 169.9 GWh | May 2026 | - | ||
| Sequitur Renewables, LLC | Boston, MA | Independent Power Producer | 6 | 330.5 GWh | May 2026 | - | ||
| Sequoia 1 Solar Project | Houston, TX | Independent Power Producer | 1 | 380.9 GWh | May 2026 | - | ||
| Serrano Solar, LLC | Boston, MA | Independent Power Producer | 1 | 470.8 GWh | May 2026 | Sep 2025 | $10.95M | |
| Seven Cowboy Wind Project, LLC | Andover, MA | Independent Power Producer | 1 | 1.3 TWh | May 2026 | Oct 2025 | $1.72M | |
| Seward Generating LLC | Latrobe, PA | Independent Power Producer | 1 | 3.4 TWh | May 2026 | - | ||
| Shadow Wolf Energy | Santa Clarita, CA | Independent Power Producer | 1 | 4.5 GWh | May 2026 | - | ||
| Shady Hills Power Co LLC | Shady Hills, FL | Independent Power Producer | 1 | 446.7 GWh | May 2026 | Oct 2025 | $5.79M | |
| Shady Oaks Wind 2, LLC | Windsor Locks, CT | Independent Power Producer | 1 | 326.6 GWh | May 2026 | Oct 2025 | $1.60M | |
| Shallow Basket Energy, LLC | Minnetonka, MN | Independent Power Producer | 1 | 301.0 GWh | May 2026 | - | ||
| Shamrock Wind LLC | Juno Beach, FL | Independent Power Producer | 1 | 910.9 GWh | May 2026 | - | ||
| Shannon Wind LLC | Greenwich, CT | Independent Power Producer | 1 | 477.9 GWh | May 2026 | - | ||
| Shasta Sustainable Resource Management, Inc. | Anderson, CA | Independent Power Producer | 1 | 314.7 GWh | May 2026 | Sep 2025 | $8.31M | |
| SHAW Creek Solar | Juno Beach, FL | Independent Power Producer | 1 | 177.8 GWh | May 2026 | Sep 2025 | $1.75M | |
| Shawville Power, LLC | Chicago, IL | Independent Power Producer | 1 | 1.3 TWh | May 2026 | Oct 2025 | $21.86M | |
| Shell Chemical Appalachia LLC | Monaca, PA | Industrial | 1 | 1.8 TWh | May 2026 | Oct 2025 | $9.18M | $134.98k |
| Shepherds Flat Wind LLC | Independent Power Producer | 3 | 2.0 TWh | May 2026 | - | |||
| Sholes Wind Energy Center, LLC | Juno Beach, FL | Independent Power Producer | 1 | 719.6 GWh | May 2026 | - | ||
| Shoshone Irrigation District | Powell, WY | Political Subdivision | 1 | 11.4 GWh | May 2026 | - | ||
| Sierra Estrella Energy Storage, LLC | The Woodlands, TX | Independent Power Producer | 1 | -43.5 GWh | May 2026 | Oct 2025 | $10.97M | |
| Sierra Pacific Power Co | Reno, NV | Investor-Owned Utility | 14 | 6.3 TWh | May 2026 | Oct 2025 | $5.93M | $30.30M |
| Signal Hill Petroleum, Inc | Signal Hill, CA | Industrial | 1 | 42.2 GWh | May 2026 | - | ||
| Sigurd Solar LLC | New York, NY | Independent Power Producer | 1 | 230.4 GWh | May 2026 | Sep 2025 | $1.73M | |
| Silver Peak Solar, LLC | Irvine, CA | Independent Power Producer | 1 | -40.3 GWh | May 2026 | Sep 2025 | $969.61k | |
| Silver State Solar Power North, LLC | Primm, NV | Independent Power Producer | 1 | 125.0 GWh | May 2026 | Sep 2025 | $4.90M | |
| Silver State Solar Power South, LLC | Juno Beach, FL | Independent Power Producer | 1 | 707.2 GWh | May 2026 | Sep 2025 | $27.93M | |
| Silver State South Storage, LLC | Primm, NV | Independent Power Producer | 1 | -47.0 GWh | May 2026 | Sep 2025 | $5.14M | |
| Simcoe Solar | Miami, FL | Independent Power Producer | 1 | 54.0 GWh | May 2026 | - | ||
| Simplot Leasing Corp | Boise, ID | Industrial | 1 | 73.2 GWh | May 2026 | - | ||
| Simplot Phosphates LLC | Rock Springs, WY | Industrial | 1 | 106.7 GWh | May 2026 | - | ||
| Sithe/Independence LLC | Irving, TX | Independent Power Producer | 1 | 7.0 TWh | May 2026 | Oct 2025 | $38.34M | |
| Skeleton Creek Energy Center | Juno Beach, FL | Independent Power Producer | 1 | 1.3 TWh | May 2026 | Sep 2025 | ||
| Sky Ranch Solar And Storage | Juno Beach, FL | Independent Power Producer | 1 | 552.2 GWh | May 2026 | - | ||
| Skysol Holdco LLC | Irvine, CA | Independent Power Producer | 1 | 133.9 GWh | May 2026 | - | ||
| Sloughhouse Solar, LLC | New York, NY | Independent Power Producer | 1 | 97.9 GWh | May 2026 | Sep 2025 | ||
| Socore Energy LLC | Chicago, IL | Independent Power Producer | 87 | 234.5 GWh | May 2026 | - | ||
| Sol Systems | Washington, DC | Independent Power Producer | 31 | 456.1 GWh | May 2026 | - | ||
| Solaireholman 1, LLC | San Francisco, CA | Independent Power Producer | 1 | 98.9 GWh | May 2026 | - | ||
| Solar PV Development NM 18 II LLC | New York, NY | Independent Power Producer | 1 | 66.6 GWh | May 2026 | - | ||
| Solar Star California XIX, LLC | Rosamond, CA | Independent Power Producer | 1 | 985.6 GWh | May 2026 | Sep 2025 | $36.35M | |
| Solar Star California XX, LLC | Rosamond, CA | Independent Power Producer | 1 | 818.4 GWh | May 2026 | Sep 2025 | $27.41M | |
| Soldier Creek Wind LLC | Juno Beach, FL | Independent Power Producer | 1 | 1.1 TWh | May 2026 | Sep 2025 | $3.65M | |
| Solid Waste Authority Of Palm Beach Co | West Palm Beach, FL | Political Subdivision | 2 | 936.0 GWh | May 2026 | - | ||
| Solutia Inc-Indian | St Louis, MO | Industrial | 1 | 7.4 GWh | May 2026 | - | ||
| Sonoco Products Co | Hartsville, SC | |Industrial | 2 | 70.1 GWh | May 2026 | - |
Top Power Plants in United States
| Plant | Location | Annual Generation | Initial Operation Date | Last Update | Fuel Types |
|---|---|---|---|---|---|
| Arkansas Nuclear One | Russellville, Arkansas | 14 TWh | Nov 1974 | May 2026 | Nuclear |
| Barry | Bucks, Alabama | 12 TWh | Jan 1954 | May 2026 | Natural Gas : 97.1% Bituminous Coal : 2.9% |
| Beaver Valley | Shippingport, Pennsylvania | 15 TWh | Aug 1976 | May 2026 | Nuclear |
| Bowen | Cartersville, Georgia | 13 TWh | Sep 1971 | May 2026 | Bituminous Coal : 99.8% |
| Braidwood Generation Station | Braceville, Illinois | 20 TWh | Jun 1988 | May 2026 | Nuclear |
| Browns Ferry | Decatur, Alabama | 31 TWh | Jul 1974 | May 2026 | Nuclear |
| Brunswick Nuclear | Southport, North Carolina | 15 TWh | Oct 1975 | May 2026 | Nuclear |
| Byron Generating Station | Byron, Illinois | 20 TWh | Aug 1985 | May 2026 | Nuclear |
| Calvert Cliffs Nuclear Power Plant | Lusby, Maryland | 15 TWh | Apr 1975 | May 2026 | Nuclear |
| Catawba | York, South Carolina | 18 TWh | May 1985 | May 2026 | Nuclear |
| Comanche Peak | Glen Rose, Texas | 20 TWh | Jul 1990 | May 2026 | Nuclear |
| Crystal River | Crystal River, Florida | 16 TWh | Sep 1966 | May 2026 | Natural Gas : 68.9% Bituminous Coal : 30.9% |
| Diablo Canyon | Avila Beach, California | 18 TWh | Apr 1985 | May 2026 | Nuclear |
| Donald C Cook | Bridgman, Michigan | 19 TWh | Jul 1975 | May 2026 | Nuclear |
| Dresden Generating Station | Morris, Illinois | 15 TWh | Jul 1970 | May 2026 | Nuclear |
| Edwin I Hatch | Baxley, Georgia | 14 TWh | Nov 1975 | May 2026 | Nuclear |
| Gavin Power, LLC | Cheshire, Ohio | 13 TWh | Sep 1974 | May 2026 | Bituminous Coal : 99.6% |
| Grand Coulee | Grand Coulee, Washington | 18 TWh | Feb 1941 | May 2026 | Water |
| Guernsey Power Station | Byesville, Ohio | 12 TWh | Jan 2023 | May 2026 | Natural Gas |
| H Allen Franklin Combined Cycle | Smiths, Alabama | 12 TWh | May 2002 | May 2026 | Natural Gas |
| Jack McDonough | Smyrna, Georgia | 18 TWh | Apr 1971 | May 2026 | Natural Gas |
| James H Miller Jr | Quinton, Alabama | 19 TWh | Sep 1978 | May 2026 | Subbituminous Coal : 99.0% Natural Gas : 1.0% |
| Joseph M Farley | Columbia, Alabama | 15 TWh | Nov 1977 | May 2026 | Nuclear |
| Labadie | Labadie, Missouri | 15 TWh | May 1970 | May 2026 | Subbituminous Coal : 99.9% |
| LaSalle Generating Station | Marseilles, Illinois | 18 TWh | Dec 1983 | May 2026 | Nuclear |
| Limerick | Sanatoga, Pennsylvania | 19 TWh | Jan 1986 | May 2026 | Nuclear |
| McGuire | Huntersville, North Carolina | 19 TWh | Aug 1981 | May 2026 | Nuclear |
| Millstone | Waterford, Connecticut | 17 TWh | Nov 1975 | May 2026 | Nuclear |
| Monroe (MI) | Monroe, Michigan | 16 TWh | Oct 1969 | May 2026 | Subbituminous Coal : 75.2% Bituminous Coal : 15.7% Petroleum Coke : 8.9% |
| Nine Mile Point Nuclear Station | Lycoming, New York | 16 TWh | Nov 1969 | May 2026 | Nuclear |
| North Anna | Mineral, Virginia | 16 TWh | May 1978 | May 2026 | Nuclear |
| Oak Grove (TX) | Franklin, Texas | 12 TWh | Mar 2010 | May 2026 | Lignite Coal : 99.1% Natural Gas : 0.9% |
| Oconee | Seneca, South Carolina | 22 TWh | Jun 1973 | May 2026 | Nuclear |
| Palo Verde | Wintersburg, Arizona | 31 TWh | Dec 1985 | May 2026 | Nuclear |
| Peach Bottom | Delta, Pennsylvania | 22 TWh | Jun 1974 | May 2026 | Nuclear |
| Prairie State Generating Station | Marissa, Illinois | 12 TWh | May 2012 | May 2026 | Bituminous Coal : 99.8% |
| PSEG Salem Generating Station | Hancocks Bridge, New Jersey | 19 TWh | May 1971 | May 2026 | Nuclear |
| Quad Cities Generating Station | Cordova, Illinois | 15 TWh | Nov 1972 | May 2026 | Nuclear |
| Robert Moses Niagara | Lewiston, New York | 14 TWh | Dec 1960 | May 2026 | Water |
| Sequoyah | Soddy Daisy, Tennessee | 17 TWh | Jun 1981 | May 2026 | Nuclear |
| South Texas Project | Wadsworth, Texas | 21 TWh | Jul 1988 | May 2026 | Nuclear |
| St Lucie | Jensen Beach, Florida | 15 TWh | Apr 1976 | May 2026 | Nuclear |
| Surry | Surry, Virginia | 12 TWh | Nov 1972 | May 2026 | Nuclear |
| TalenEnergy Susquehanna | Berwick, Pennsylvania | 19 TWh | May 1983 | May 2026 | Nuclear |
| Turkey Point | Homestead, Florida | 20 TWh | Mar 1967 | May 2026 | Nuclear : 64.2% Natural Gas : 35.8% |
| Union Power Station | El Dorado, Arkansas | 12 TWh | Dec 2002 | May 2026 | Natural Gas |
| Vogtle | Waynesboro, Georgia | 37 TWh | Apr 1987 | May 2026 | Nuclear |
| W A Parish | Thompsons, Texas | 14 TWh | May 1958 | May 2026 | Subbituminous Coal : 81.6% Natural Gas : 18.4% |
| Watts Bar Nuclear Plant | Spring City, Tennessee | 20 TWh | Apr 1996 | May 2026 | Nuclear |
| West County Energy Center | Loxahatchee, Florida | 18 TWh | Jul 2009 | May 2026 | Natural Gas |