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 |
|---|---|---|---|---|---|---|---|---|
| Musselshell Wind Project LLC | Independent Power Producer|Investor-Owned Utility | 2 | 54.0 GWh | Dec 2024 | - | |||
| Montevue Lane Solar LLC | Commercial | 1 | 21.4 GWh | Dec 2024 | - | |||
| MM Prince William Energy LLC | Independent Power Producer | 1 | 47.0 GWh | Dec 2023 | - | |||
| Midlothian Energy LLC | Independent Power Producer | 1 | 7.2 TWh | Feb 2026 | - | |||
| MF Mesa Lane LLC | Independent Power Producer | 1 | 3.5 GWh | Dec 2024 | - | |||
| MEC Holdings LLC | Independent Power Producer | 1 | 3.0 TWh | Dec 2024 | - | |||
| Massachusetts WTR Rauth-Deer I | Winthrop, MA | Political Subdivision | 1 | 36.8 GWh | Feb 2026 | - | ||
| Mendocino Forest Products | Windsor, CA | Commercial | 1 | 115.8 GWh | Feb 2026 | - | ||
| MC1 Solar Farm, LLC | Williamston, NC | Independent Power Producer | 1 | 9.4 GWh | Dec 2024 | - | ||
| Maryland Environmental Service | Westover, MD | State-Owned Utility | 1 | 13.4 GWh | Feb 2026 | - | ||
| Marlboro Mushroom | West Grove, PA | Commercial | 1 | 1.3 GWh | Dec 2024 | - | ||
| Monument Generating Station, LLC | Washington, DC | - | - | - | Oct 2025 | $96.48k | ||
| Montpelier Generating Station, LLC | Washington, DC | - | - | - | Oct 2025 | $5.69M | ||
| MFT Energy US Power LLC | Washington, DC | - | - | - | Sep 2025 | $8.15M | ||
| MPH Al Pierce, LLC | Wallingford, CT | Investor-Owned Utility | 1 | - | Jan 2026 | Sep 2025 | $510.35k | |
| Madison Ess, LLC | Wakefield, MA | - | - | - | Sep 2025 | $291.38k | ||
| Madison BTM, LLC | Wakefield, MA | - | - | - | Sep 2025 | $15.71k | ||
| MM Tulare Energy LLC | Visalia, CA | Independent Power Producer | 1 | 10.4 GWh | Dec 2023 | - | ||
| Madison Energy Investments LLC | Vienna, VA | Independent Power Producer | 43 | 64.2 GWh | Feb 2026 | - | ||
| Markum Solar Farm, LLC | Valley Mills, TX | Independent Power Producer | 1 | 392.6 GWh | Feb 2026 | - | ||
| Mesquite Solar 5, LLC | Valhalla, NY | - | - | - | Oct 2025 | $2.23M | ||
| Mesquite Solar 4, LLC | Valhalla, NY | - | - | - | Oct 2025 | $1.72M | ||
| Madera DP 2, LLC | Valencia, CA | Independent Power Producer | 1 | 12.9 GWh | Dec 2024 | - | ||
| Midamerican Energy Co | Urbandale, IA | Investor-Owned Utility | 62 | 42.6 TWh | Feb 2026 | Oct 2025 | $297.24M | $13.35M |
| Mosaic Phosphates Co. | Uncle SAM, LA | Industrial | 1 | 91.6 GWh | Feb 2026 | - | ||
| Montville Power LLC | Uncasville, CT | Independent Power Producer | 1 | 26.9 GWh | Dec 2024 | Sep 2025 | $10.05M | |
| Madison Energy Holdings LLC | Tysons, VA | Independent Power Producer | 52 | 181.3 GWh | Dec 2024 | - | ||
| MRP San Joaquin Energy LLC. | Tracy, CA | Independent Power Producer | 3 | 868.1 GWh | Feb 2026 | Oct 2025 | $18.50M | |
| Minnesota Solar CSG 9, LLC | Toronto | Independent Power Producer | 1 | 8.3 GWh | Dec 2024 | - | ||
| Minnesota Solar CSG 8, LLC | Toronto | Independent Power Producer | 1 | 5.1 GWh | Dec 2024 | - | ||
| Minnesota Solar CSG 4, LLC | Toronto | Independent Power Producer | 1 | 5.3 GWh | Dec 2024 | - | ||
| Minnesota Solar CSG 21, LLC | Toronto | Independent Power Producer | 1 | 4.0 GWh | Dec 2024 | - | ||
| Minnesota Solar CSG 19, LLC | Toronto | Independent Power Producer | 1 | 8.7 GWh | Dec 2024 | - | ||
| Minnesota Solar CSG 1, LLC | Toronto | Independent Power Producer | 1 | 5.4 GWh | Dec 2024 | - | ||
| Moraine Sands Wind Power, LLC | Toronto, ON | Independent Power Producer | 1 | 611.4 GWh | Feb 2026 | Oct 2025 | $3.58M | |
| McHenry Battery Storage | Toronto, ON | Independent Power Producer | 1 | -282.0 MWh | Dec 2024 | Sep 2025 | $1.65M | |
| Matador Power Marketing, Inc. | Toronto, ON | - | - | - | Sep 2025 | $162.46k | ||
| Mesquite Solar 3, LLC | Tonopah, AZ | Investor-Owned Utility | - | - | Dec 2017 | Oct 2025 | $7.75M | |
| Mesquite Solar 2, LLC | Tonopah, AZ | Investor-Owned Utility | - | - | Dec 2017 | Oct 2025 | $5.27M | |
| Mesquite Solar 1, LLC | Tonopah, AZ | - | - | Dec 2017 | Oct 2025 | $17.90M | ||
| Morris Energy Operations Company, LLC | The Woodland, TX | Independent Power Producer | 2 | 64.4 GWh | Dec 2024 | - | ||
| MS Sunflower Project Company, LLC | The Woodlands, TX | - | - | - | Sep 2025 | $1.87M | ||
| Mass Solar, LLC | The Woodlands, TX | Independent Power Producer | 4 | 20.3 GWh | Dec 2024 | - | ||
| MSS Energy Holdings, LLC (D.B.A. Calibrant Energy) | Tampa, FL | Commercial | 2 | 969.0 MWh | Dec 2024 | - | ||
| McCallum Enterprises I LP | Stratford, CT | Independent Power Producer | 1 | 25.2 GWh | Dec 2024 | - | ||
| MSC-Empire01, LLC | St. Paul, MN | Independent Power Producer | 1 | 2.0 GWh | Dec 2024 | - | ||
| Missouri Basin MUNI Power AGNY | Sioux Falls, SD | Political Subdivision | 1 | 5.5 GWh | Dec 2024 | Oct 2025 | $4.93M | |
| Michigan Sugar Company | Sebewaing, MI | Industrial | 2 | 678.5 MWh | Feb 2026 | - | ||
| Mountain Wind Power LLC | Scottsdale, AZ | Independent Power Producer | 1 | 168.7 GWh | Feb 2026 | Sep 2025 | $1.28M | |
| Mountain Wind Power II LLC | Scottsdale, AZ | Independent Power Producer | 1 | 206.8 GWh | Feb 2026 | Sep 2025 | $1.91M | |
| Morgan Community Solar | Scottsdale, AZ | Independent Power Producer | 1 | 5.3 GWh | Dec 2024 | - | ||
| Moore Solar, LLC | Scottsdale, AZ | Independent Power Producer | 1 | 9.0 GWh | Dec 2024 | - | ||
| Moapa Southern Paiute Solar, LLC | Scottsdale, AZ | - | - | - | Sep 2025 | $15.87M | ||
| Meadowlark Solar, LLC | Scottsdale, AZ | Independent Power Producer | 1 | 9.9 GWh | Dec 2024 | - | ||
| Mapleton Community Solar | Scottsdale, AZ | Independent Power Producer | 1 | 5.2 GWh | Dec 2024 | - | ||
| MSC-Rice01 LLC | Scotch Plains, NJ | Independent Power Producer | 1 | 1.8 GWh | Dec 2024 | - | ||
| MSC-Chisago01 LLC | Scotch Plains, NJ | Independent Power Producer | 1 | 1.8 GWh | Dec 2024 | - | ||
| Morristown Solar II, LLC | Schenectady, NY | Independent Power Producer | 1 | 8.6 GWh | Dec 2024 | - | ||
| MN CSG 2019-38 De LLC | Schenectady, NY | Independent Power Producer | 1 | 2.4 GWh | Dec 2024 | - | ||
| MN CSG 2019-16 LLC | Schenectady, NY | Independent Power Producer | 1 | 2.1 GWh | Dec 2024 | - | ||
| Milford Pepes Farm Road Solar LLC | Schenectady, NY | Independent Power Producer | 1 | 2.5 GWh | Dec 2024 | - | ||
| Macadamia Nut Road Solar Project 2019 | Schenectady, NY | Independent Power Producer | 1 | 1.4 GWh | Dec 2024 | - | ||
| Medin 2 Community Solar LLC | Schenectady, MD | Independent Power Producer | 1 | 1.9 GWh | Dec 2024 | - | ||
| Middlesex County Utilities Authority | Sayerville, NJ | Municipally-Owned Utility | 1 | 114.8 GWh | Feb 2026 | - | ||
| Milagro Solar I, LLC | Santa Teresa, NM | Independent Power Producer | 1 | 178.5 GWh | Feb 2026 | Oct 2025 | $1.79M | |
| May Shannon Solar, LLC | Santa Monica, CA | Independent Power Producer | 1 | 4.2 GWh | Dec 2024 | - | ||
| Macbeth Solar, LLC | Santa Monica, CA | Independent Power Producer | 1 | 39.7 GWh | Dec 2024 | - | ||
| Moyer Solar, LLC | San Francisco, CA | Independent Power Producer | 1 | 10.5 GWh | Dec 2024 | - | ||
| Mount Hope Solar 2 LLC | San Francisco, CA | Independent Power Producer | 1 | 3.9 GWh | Dec 2024 | - | ||
| Mount Hope Solar 1 LLC | San Francisco, CA | Independent Power Producer | 1 | 3.7 GWh | Dec 2024 | - | ||
| Moraine Solar, LLC | San Francisco, CA | Independent Power Producer | 1 | 5.2 GWh | Dec 2024 | - | ||
| Minisink Solar LLC | San Francisco, CA | Independent Power Producer | 1 | 3.7 GWh | Dec 2024 | - | ||
| Minisink Solar 1 LLC | San Francisco, CA | Independent Power Producer | 1 | 3.8 GWh | Dec 2024 | - | ||
| Mililani I Solar LLC | San Francisco, CA | Independent Power Producer | 1 | 64.9 GWh | Feb 2026 | - | ||
| Mesquite Star Special LLC | San Francisco, CA | Independent Power Producer | 1 | 1.2 TWh | Feb 2026 | - | ||
| Maricopa West Solar PV, LLC | San Francisco, CA | Independent Power Producer | - | - | - | Sep 2025 | $968.50k | |
| Maple Street Solar 1, LLC | San Francisco, CA | Independent Power Producer | 1 | 7.2 GWh | Dec 2024 | - | ||
| Ma CS Ware West, LLC | San Francisco, CA | Independent Power Producer | 1 | 2.5 GWh | Dec 2024 | - | ||
| Ma CS Uxbridge, LLC | San Francisco, CA | Independent Power Producer | 1 | 7.6 GWh | Dec 2024 | - | ||
| MRP Pacifica Marketing LLC | San Diego, CA | - | - | - | Sep 2025 | $884.96k | $3.03M | |
| Mountain Air Projects, LLC | San Diego, CA | Independent Power Producer | 6 | 388.6 GWh | Dec 2024 | - | ||
| Milligan 1 Wind, LLC | San Diego, CA | Independent Power Producer | 1 | 1.1 TWh | Feb 2026 | Oct 2025 | $6.42M | |
| Midway Peaking LLC | San Diego, CA | Independent Power Producer | - | - | Dec 2013 | Oct 2025 | $3.24M | |
| Maverick Solar LLC | San Diego, CA | Independent Power Producer | 2 | 390.6 GWh | Feb 2026 | Oct 2025 | $3.87M | |
| Maverick Solar 7, LLC | San Diego, CA | Independent Power Producer | 1 | 381.5 GWh | Feb 2026 | Oct 2025 | $3.10M | |
| Maverick Solar 6, LLC | San Diego, CA | Independent Power Producer | 1 | 277.1 GWh | Feb 2026 | Oct 2025 | $3.61M | |
| Maverick Solar 4, LLC | San Diego, CA | Independent Power Producer | 1 | 285.9 GWh | Feb 2026 | Oct 2025 | $3.96M | |
| Malaga Power, LLC | San Diego, CA | - | - | - | Oct 2025 | $4.25M | ||
| Morris Ridge Solar Energy Center, LLC | San Diego,, CA | Independent Power Producer | 1 | 318.3 GWh | Feb 2026 | Sep 2025 | $3.72M | |
| Monterey CNTY Water Res Agency | Salinas, CA | Municipally-Owned Utility | 1 | 18.2 GWh | Dec 2024 | - | ||
| Morgan Solar 4, LLC | Safety Harbor, FL | Independent Power Producer | 1 | 3.9 GWh | Dec 2024 | - | ||
| Morgan Solar 2, LLC | Safety Harbor, FL | Independent Power Producer | 1 | 3.8 GWh | Dec 2024 | - | ||
| McDonough Solar 1, LLC | Safety Harbor, FL | Independent Power Producer | 1 | 3.9 GWh | Dec 2024 | - | ||
| Marlow Solar, LLC | Safety Harbor, FL | Independent Power Producer | 1 | 4.5 GWh | Dec 2024 | - | ||
| Masser Farms Realty Ltd | Sacramento, PA | Independent Power Producer | 1 | 1.2 GWh | Dec 2024 | - | ||
| Midwest Power Partners LLC | Ruthton, MN | Independent Power Producer | 8 | 53.1 GWh | Dec 2024 | - | ||
| Moon Lake Electric Assn Inc | Roosevelt, UT | Cooperative | 2 | 7.0 GWh | Dec 2024 | - | ||
| Materials Innovation Recycling Authority | Rocky Hill, CT | Political Subdivision | 1 | 1.2 GWh | Dec 2024 | - | ||
| Morton Salt Inc | Rittman, OH | Industrial | 1 | 14.6 GWh | Dec 2024 | - | ||
| MEVS Dot, LLC | Renton, WA | Independent Power Producer | 1 | 4.0 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 | Feb 2026 | Nuclear |
| Barry | Bucks, Alabama | 12 TWh | Jan 1954 | Feb 2026 | Natural Gas : 95.8% Bituminous Coal : 4.2% |
| Beaver Valley | Shippingport, Pennsylvania | 15 TWh | Aug 1976 | Feb 2026 | Nuclear |
| Bowen | Cartersville, Georgia | 12 TWh | Sep 1971 | Feb 2026 | Bituminous Coal : 99.8% |
| Braidwood Generation Station | Braceville, Illinois | 20 TWh | Jun 1988 | Feb 2026 | Nuclear |
| Browns Ferry | Decatur, Alabama | 30 TWh | Jul 1974 | Feb 2026 | Nuclear |
| Brunswick Nuclear | Southport, North Carolina | 16 TWh | Oct 1975 | Feb 2026 | Nuclear |
| Byron Generating Station | Byron, Illinois | 20 TWh | Aug 1985 | Feb 2026 | Nuclear |
| Calvert Cliffs Nuclear Power Plant | Lusby, Maryland | 15 TWh | Apr 1975 | Feb 2026 | Nuclear |
| Catawba | York, South Carolina | 20 TWh | May 1985 | Feb 2026 | Nuclear |
| Comanche Peak | Glen Rose, Texas | 20 TWh | Jul 1990 | Feb 2026 | Nuclear |
| Crystal River | Crystal River, Florida | 16 TWh | Sep 1966 | Feb 2026 | Natural Gas : 71.2% Bituminous Coal : 28.6% |
| Diablo Canyon | Avila Beach, California | 17 TWh | Apr 1985 | Feb 2026 | Nuclear |
| Donald C Cook | Bridgman, Michigan | 17 TWh | Jul 1975 | Feb 2026 | Nuclear |
| Dresden Generating Station | Morris, Illinois | 15 TWh | Jul 1970 | Feb 2026 | Nuclear |
| Edwin I Hatch | Baxley, Georgia | 14 TWh | Nov 1975 | Feb 2026 | Nuclear |
| Gavin Power, LLC | Cheshire, Ohio | 13 TWh | Sep 1974 | Feb 2026 | Bituminous Coal : 99.5% |
| Grand Coulee | Grand Coulee, Washington | 18 TWh | Feb 1941 | Feb 2026 | Water |
| Guernsey Power Station | Byesville, Ohio | 12 TWh | Jan 2023 | Feb 2026 | Natural Gas |
| H Allen Franklin Combined Cycle | Smiths, Alabama | 12 TWh | May 2002 | Feb 2026 | Natural Gas |
| Hines Energy Complex | Bartow, Florida | 12 TWh | Mar 1999 | Feb 2026 | Natural Gas |
| Jack McDonough | Smyrna, Georgia | 18 TWh | Apr 1971 | Feb 2026 | Natural Gas |
| James H Miller Jr | Quinton, Alabama | 19 TWh | Sep 1978 | Feb 2026 | Subbituminous Coal : 99.2% Natural Gas : 0.8% |
| Joseph M Farley | Columbia, Alabama | 13 TWh | Nov 1977 | Feb 2026 | Nuclear |
| Labadie | Labadie, Missouri | 17 TWh | May 1970 | Feb 2026 | Subbituminous Coal |
| LaSalle Generating Station | Marseilles, Illinois | 19 TWh | Dec 1983 | Feb 2026 | Nuclear |
| Limerick | Sanatoga, Pennsylvania | 19 TWh | Jan 1986 | Feb 2026 | Nuclear |
| McGuire | Huntersville, North Carolina | 19 TWh | Aug 1981 | Feb 2026 | Nuclear |
| Millstone | Waterford, Connecticut | 17 TWh | Nov 1975 | Feb 2026 | Nuclear |
| Monroe (MI) | Monroe, Michigan | 16 TWh | Oct 1969 | Feb 2026 | Subbituminous Coal : 74.7% Bituminous Coal : 16.2% Petroleum Coke : 8.9% |
| Nine Mile Point Nuclear Station | Lycoming, New York | 16 TWh | Nov 1969 | Feb 2026 | Nuclear |
| North Anna | Mineral, Virginia | 15 TWh | May 1978 | Feb 2026 | Nuclear |
| Oconee | Seneca, South Carolina | 22 TWh | Jun 1973 | Feb 2026 | Nuclear |
| Okeechobee Clean Energy Center | Okeechobee, Florida | 12 TWh | Feb 2019 | Feb 2026 | Natural Gas |
| Palo Verde | Wintersburg, Arizona | 31 TWh | Dec 1985 | Feb 2026 | Nuclear |
| Peach Bottom | Delta, Pennsylvania | 22 TWh | Jun 1974 | Feb 2026 | Nuclear |
| Prairie State Generating Station | Marissa, Illinois | 12 TWh | May 2012 | Feb 2026 | Bituminous Coal : 99.8% |
| PSEG Salem Generating Station | Hancocks Bridge, New Jersey | 19 TWh | May 1971 | Feb 2026 | Nuclear |
| Quad Cities Generating Station | Cordova, Illinois | 15 TWh | Nov 1972 | Feb 2026 | Nuclear |
| Robert Moses Niagara | Lewiston, New York | 14 TWh | Dec 1960 | Feb 2026 | Water |
| Sequoyah | Soddy Daisy, Tennessee | 15 TWh | Jun 1981 | Feb 2026 | Nuclear |
| South Texas Project | Wadsworth, Texas | 22 TWh | Jul 1988 | Feb 2026 | Nuclear |
| St Lucie | Jensen Beach, Florida | 16 TWh | Apr 1976 | Feb 2026 | Nuclear |
| Surry | Surry, Virginia | 13 TWh | Nov 1972 | Feb 2026 | Nuclear |
| TalenEnergy Susquehanna | Berwick, Pennsylvania | 19 TWh | May 1983 | Feb 2026 | Nuclear |
| Turkey Point | Homestead, Florida | 20 TWh | Mar 1967 | Feb 2026 | Nuclear : 67.9% Natural Gas : 32.1% |
| Vogtle | Waynesboro, Georgia | 37 TWh | Apr 1987 | Feb 2026 | Nuclear |
| W A Parish | Thompsons, Texas | 15 TWh | May 1958 | Feb 2026 | Subbituminous Coal : 83.0% Natural Gas : 17.0% |
| Watts Bar Nuclear Plant | Spring City, Tennessee | 18 TWh | Apr 1996 | Feb 2026 | Nuclear |
| West County Energy Center | Loxahatchee, Florida | 19 TWh | Jul 2009 | Feb 2026 | Natural Gas : 99.9% |