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 |
|---|---|---|---|---|---|---|---|---|
| MILO CSG, LLC | Boston, MA | Independent Power Producer | 1 | 6.9 GWh | Dec 2025 | - | ||
| Millis Ma 1 LLC | Millis, MA | Independent Power Producer | 1 | 1.6 GWh | Dec 2025 | - | ||
| Milligan 1 Wind, LLC | San Diego, CA | Independent Power Producer | 1 | 1.1 TWh | May 2026 | Oct 2025 | $6.42M | |
| Millican Solar Energy LLC | Chicago, IL | - | - | - | Oct 2025 | $1.11M | ||
| Millers Chapel Solar, LLC | Asheville, NC | Independent Power Producer | - | 10.4 GWh | Dec 2024 | - | ||
| Millennium Power Company, LLC | Darien, CT | Independent Power Producer | 1 | 1.0 TWh | May 2026 | Sep 2025 | $10.39M | |
| Millbury Ma #1092 LLC | Millbury, MA | Independent Power Producer | 1 | 1.7 GWh | Dec 2025 | - | ||
| Mill Run Windpower LLC | Birmingham, AL | - | - | - | Jul 2025 | $147.06k | ||
| Mililani I Solar LLC | San Francisco, CA | Independent Power Producer | 1 | 65.6 GWh | May 2026 | - | ||
| Milford Wind Corridor Stage II LLC | Boston, MA | Independent Power Producer | 1 | 187.1 GWh | May 2026 | - | ||
| Milford Wind Corridor Phase II, LLC | Boston, MA | - | - | - | Sep 2025 | $2.05M | $18.54k | |
| Milford Wind Corridor Phase I, LLC (Longroad) | Boston, MA | Independent Power Producer | 1 | 390.5 GWh | May 2026 | - | ||
| Milford Wind Corridor Phase I LLC | Boston, MA | Independent Power Producer | - | - | Dec 2011 | Sep 2025 | $2.44M | $34.09k |
| Milford Solar LLC | Oakland, CA | Independent Power Producer | 1 | 19.8 GWh | May 2026 | - | ||
| Milford Solar I, LLC | New York, NY | - | - | - | Sep 2025 | $2.24B | ||
| Milford Solar 1, LLC | New York, NY | Independent Power Producer | 1 | 291.8 GWh | May 2026 | - | ||
| Milford Power LLC | Milford, CT | Independent Power Producer | 2 | 3.8 TWh | May 2026 | Sep 2025 | $48.73M | |
| Milford Pepes Farm Road Solar LLC | Schenectady, NY | Independent Power Producer | 1 | 2.5 GWh | Dec 2024 | - | ||
| Milan Energy LLC | Omaha, NE | Independent Power Producer | 1 | 44.8 GWh | Dec 2025 | Oct 2025 | $1.04M | |
| Milagro Solar I, LLC | Santa Teresa, NM | Independent Power Producer | 1 | 311.9 GWh | May 2026 | Oct 2025 | $1.79M | |
| Mike Woolf Farming | Fresno, CA | Commercial | 1 | 2.0 GWh | Dec 2025 | - | ||
| Midwest Power Partners LLC | Ruthton, MN | Independent Power Producer | 8 | 51.4 GWh | Dec 2025 | - | ||
| Midwest Generations Eme LLC | Chicago, IL | Independent Power Producer | 13 | 3.7 TWh | May 2026 | Oct 2025 | $44.96M | $363.42k |
| Midwest Energy Inc - (KS) | Hays, KS | Cooperative | 6 | 91.0 GWh | May 2026 | Sep 2025 | $9.94M | |
| Midway Wind, LLC | Dallas, TX | Independent Power Producer | 1 | 431.0 GWh | May 2026 | - | ||
| Midway-Sunset Cogeneration Co | Fellows, CA | Independent Power Producer | 1 | 6.0 GWh | Apr 2026 | Sep 2025 | $99.78k | |
| Midway Peaking LLC | San Diego, CA | Independent Power Producer | - | - | Dec 2013 | Oct 2025 | $3.24M | |
| Midway Green Solar, LLC | New York, NY | Independent Power Producer | 1 | 21.7 GWh | Dec 2025 | - | ||
| Midlothian Energy LLC | Independent Power Producer | 1 | 7.7 TWh | May 2026 | - | |||
| Midlands Solar LLC | Austin, TX | - | - | - | Sep 2025 | $741.06k | ||
| Midlands Lessee LLC | Austin, TX | - | - | - | Sep 2025 | $1.56M | $741.06k | |
| Midland Wind, LLC | Portland, OR | - | - | - | Sep 2025 | $2.50M | ||
| Midland Cogeneration Venture | Midland, MI | Independent Power Producer | 1 | 10.7 TWh | May 2026 | Oct 2025 | $202.10M | $504.75k |
| Middletown Power LLC | Middletown, CT | Independent Power Producer | 1 | 31.7 GWh | Dec 2024 | Sep 2025 | $3.06M | |
| Middletown Ny 1, LLC | Louisville, CO | Independent Power Producer | 1 | 3.6 GWh | Dec 2025 | - | ||
| Middletown Coke Company, LLC | Lisle, IL | - | - | - | Oct 2025 | $4.29M | ||
| Middleton Biogas Solar, LLC | Chanhassen, MN | Independent Power Producer | 1 | 1.9 GWh | Dec 2025 | - | ||
| Middlesex County Utilities Authority - (NJ) | Sayerville, NJ | Municipally-Owned Utility | 1 | 111.9 GWh | May 2026 | - | ||
| Middlebury College Biomass | Middlebury, VT | Commercial | 1 | 1.8 GWh | May 2026 | - | ||
| Middle Tennessee State University | Murfreesboro, TN | Commercial | 1 | 36.9 GWh | May 2026 | - | ||
| Middle River Power II, LLC | Chicago, IL | Independent Power Producer | 2 | 638.6 GWh | Dec 2025 | - | ||
| Middle Fork Irrigation DIST | Parkdale, OR | Municipally-Owned Utility | 1 | 21.4 GWh | Dec 2025 | - | ||
| Midcontinent Solar, LLC | New York, NY | Independent Power Producer | 1 | 38.4 GWh | Dec 2025 | - | ||
| Midamerican Energy Co | Urbandale, IA | Investor-Owned Utility | 62 | 42.6 TWh | May 2026 | Oct 2025 | $297.24M | $13.35M |
| Microsoft Energy LLC | Redmond, WA | - | - | - | Oct 2025 | $1.20M | $20.97M | |
| Michigan Wind 2, LLC | Baltimore, MD | Independent Power Producer | 1 | 365.7 GWh | Dec 2025 | Oct 2025 | $2.50M | |
| Michigan Wind 1, LLC | Baltimore, MD | Independent Power Producer | 1 | 182.3 GWh | Dec 2025 | Oct 2025 | $1.69M | |
| Michigan Sugar Company | Sebewaing, MI | Industrial | 2 | 509.0 MWh | Mar 2026 | - | ||
| Michigan State University | East Lansing, MI | State-Owned Utility | 1 | 281.3 GWh | May 2026 | - | ||
| Michigan Public Power Agency | Lansing, MI | Political Subdivision | 1 | 58.4 GWh | Dec 2025 | Oct 2025 | $22.86M | |
| Michigan Power Limited Partnership | Ludington, MI | Independent Power Producer | 1 | 1.2 TWh | Dec 2024 | - | ||
| Michelangelo Wind 3 LLC | Irvington, NY | Independent Power Producer | 1 | 10.6 GWh | Dec 2025 | - | ||
| Miami Fort Power Company LLC | Irving, TX | - | - | - | Jul 2025 | $67.58M | ||
| Miami DADE Water & Sewer Dept | Miami, FL | Municipally-Owned Utility | 2 | 22.6 GWh | May 2026 | - | ||
| MFT Energy US Power LLC | Washington, DC | - | - | - | Jun 2025 | $8.15M | ||
| MF Mesa Lane LLC | Independent Power Producer | 1 | 3.5 GWh | Dec 2024 | - | |||
| Meyersdale Windpower, LLC | Birmingham, AL | - | - | - | Oct 2025 | $283.48k | ||
| Meyersdale Storage, LLC | Houston, TX | - | - | - | Oct 2025 | $1.38M | ||
| MEVS LLC | Aliso VIejo, CA | Independent Power Producer | 1 | 3.1 GWh | Dec 2025 | - | ||
| MEVS Dot, LLC | Renton, WA | Independent Power Producer | 1 | 3.7 GWh | Dec 2025 | - | ||
| MEVS Clark LLC | Aliso VIejo, CA | Independent Power Producer | 1 | 6.4 GWh | Dec 2025 | - | ||
| Metropolitan Water District Of S Ca | LOS Angeles, CA | State-Owned Utility | 17 | 38.4 GWh | Dec 2025 | - | ||
| Metropolitan Sewerage District | Asheville, NC | Municipally-Owned Utility | 1 | 5.3 GWh | May 2026 | - | ||
| Metropolitan DIST Of Hartford | Hartford, CT | Municipally-Owned Utility | 2 | 4.8 GWh | Oct 2025 | - | ||
| Metropolitan Airports Commission | Minneapolis, MN | Political Subdivision | 1 | 2.6 GWh | May 2026 | - | ||
| Metro WTR RECL DIST GRTR Chi | Chicago, IL | Municipally-Owned Utility | 1 | 17.4 GWh | May 2026 | - | ||
| Metlakatla Power & Light | Metlakatla, AK | Municipally-Owned Utility | 3 | 20.4 GWh | Dec 2025 | - | ||
| Metcalf Energy Center, LLC | Houston, TX | - | - | - | Jul 2025 | $19.82M | ||
| Messer Energy Services, Inc. | Bethlehem, PA | - | - | - | Oct 2025 | $1.90M | ||
| Messalonskee Stream Hydro LLC | Penacook, NH | Independent Power Producer | 3 | 16.8 GWh | Dec 2025 | Aug 2014 | ||
| Mesquite Wind LLC | Abilene, TX | Independent Power Producer | 2 | 772.5 GWh | May 2026 | - | ||
| Mesquite Star Special LLC | San Francisco, CA | Independent Power Producer | 1 | 1.3 TWh | May 2026 | - | ||
| Mesquite Solar 5, LLC | Valhalla, NY | - | - | - | Oct 2025 | $2.23M | ||
| Mesquite Solar 4, LLC | Valhalla, NY | - | - | - | Oct 2025 | $1.72M | ||
| 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 | Jul 2025 | $5.27M | |
| Mesquite Solar 1, LLC | Tonopah, AZ | - | - | Dec 2017 | Jul 2025 | $17.90M | ||
| Mesquite Power LLC | Arlington, AZ | Independent Power Producer | 1 | 4.1 TWh | May 2026 | Oct 2025 | $4.01M | $1.65M |
| Mesa Wind Power LLC | New York, NY | Independent Power Producer | 2 | 80.1 GWh | May 2026 | Sep 2025 | $2.05M | |
| Merrimack Solar Farm | Durham, NC | Commercial | 1 | 3.4 GWh | Dec 2025 | - | ||
| Merrill Lynch Commodities, Inc. | Houston, TX | - | - | - | Oct 2025 | $40.48M | $24.54M | |
| Merimil Ltd Partnership | Lewiston, ME | Independent Power Producer | 1 | 14.1 GWh | Dec 2025 | - | ||
| Mercuria Energy America, LLC | Houston, TX | - | - | - | Oct 2025 | $337.45M | $107.26M | |
| Merck - Upper Gwynedd Solar Array | North Wales, PA | Commercial | 1 | 1.6 GWh | Dec 2025 | - | ||
| Merck & Co Inc-West Point | Rahway, NJ | |Industrial | 4 | 341.7 GWh | May 2026 | Sep 2025 | $96.43k | |
| Merced Irrigation District | Merced, CA | Political Subdivision | 6 | 286.9 GWh | Dec 2025 | Sep 2025 | $1.24M | |
| Mendota US Solar 1 LLC | Jersey City, NJ | Independent Power Producer | 1 | 3.4 GWh | Dec 2025 | - | ||
| Mendota Hills, LLC | Dallas, TX | - | - | - | Oct 2025 | $1.24M | ||
| Mendocino Forest Products | Windsor, CA | Commercial | 1 | 128.7 GWh | May 2026 | - | ||
| Mehoopany Wind Energy LLC | Houston, TX | - | - | - | Jun 2025 | $5.85M | ||
| MEGA Renewables | Bozeman, MT | Independent Power Producer | 2 | 34.2 GWh | Dec 2025 | - | ||
| Medway Grid LLC | Independent Power Producer | 1 | 19.5 GWh | May 2026 | - | |||
| Medusa Ny 1, LLC | Louisville, CO | Independent Power Producer | 1 | 2.1 GWh | Dec 2025 | - | ||
| Medin 2 Community Solar LLC | Schenectady, MD | Independent Power Producer | 1 | 1.7 GWh | Dec 2025 | - | ||
| Median Energy Corp. | Brooklyn, NY | - | - | - | Jun 2025 | $4.53k | ||
| Mecklenburg Solar, LLC | Annapolis, MD | Independent Power Producer | 1 | 2.4 GWh | Dec 2025 | - | ||
| Mechanicville Hydroelectric Station | Mechanicville, NY | Independent Power Producer | - | 24.4 GWh | Dec 2024 | - | ||
| Mechanicsville Solar, LLC | Westport, CT | Independent Power Producer | 1 | 65.2 GWh | May 2026 | Oct 2025 | $867.24k | |
| MEC Holdings LLC | Independent Power Producer | 1 | 2.8 TWh | Dec 2025 | - | |||
| Meadowlark Wind I LLC | Edmonton, AB | Independent Power Producer | 1 | 400.6 GWh | May 2026 | Oct 2025 | $1.94M |
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 |