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 2023Q4 Seller Transactions | FERC 2023Q4 Buyer Transactions |
|---|---|---|---|---|---|---|---|---|
| Ma CS Uxbridge, LLC | San Francisco, CA | Independent Power Producer | 1 | 2.2 GWh | Dec 2022 | - | ||
| Ma CS Ware West, LLC | San Francisco, CA | Independent Power Producer | 1 | 4.9 GWh | Dec 2022 | - | ||
| MAAS Energy Works | Redding, CA | Independent Power Producer | 4 | 5.0 GWh | Dec 2022 | - | ||
| Macbeth Solar, LLC | Santa Monica, CA | Independent Power Producer | 1 | 32.0 GWh | Dec 2022 | - | ||
| Macho Springs Power I, LLC | Edmonton, AB | - | - | - | Apr 2024 | $2.30M | ||
| Macho Springs Solar, LLC | Birmingham, AL | - | - | - | Mar 2024 | $1.01M | ||
| Macquarie Energy LLC | Houston, TX | - | - | - | Apr 2024 | $268.49M | $109.20M | |
| Macys Corporate Services, Inc | Johns Creek, GA | Commercial | 1 | 3.7 GWh | Dec 2022 | - | ||
| Madera-Chowchilla Power AUTH | Madera, CA | Independent Power Producer | 1 | 715.7 MWh | Dec 2022 | - | ||
| Madera DP 2, LLC | Valencia, CA | Independent Power Producer | 1 | 11.4 GWh | Dec 2022 | - | ||
| Madison BTM, LLC | Wakefield, MA | - | - | - | Mar 2024 | $66.71k | ||
| Madison Energy Holdings LLC | Tysons, VA | Independent Power Producer | 41 | 116.0 GWh | Dec 2022 | - | ||
| Madison Ess, LLC | Wakefield, MA | - | - | - | Mar 2024 | $419.49k | ||
| Madison Fields Solar Project, LLC | Houston, TX | - | - | - | Apr 2024 | $634.00k | ||
| Madison Gas & Electric Co | Madison, WI | Investor-Owned Utility | 14 | 1.0 TWh | Feb 2024 | Apr 2024 | $16.62M | $961.47k |
| Madison Windpower LLC | Houston, TX | Independent Power Producer | 1 | 14.6 GWh | Feb 2024 | - | ||
| Mag Energy Solutions Inc. | Montreal, QC | - | - | - | Apr 2024 | $75.17M | $1.47M | |
| Mahoning Creek Hydroelectric Company LLC | Chevy Chase, MD | Independent Power Producer | - | - | Dec 2020 | Apr 2024 | $152.34k | |
| Maine DG Solar Augusta, LLC | Boston, MA | Independent Power Producer | 1 | 4.2 GWh | Dec 2022 | - | ||
| Maine DG Solar Baldwin, LLC | Boston, MA | Independent Power Producer | 1 | 8.4 GWh | Dec 2022 | - | ||
| Maine DG Solar Harmony, LLC | Boston, MA | Independent Power Producer | 1 | 2.9 GWh | Dec 2022 | - | ||
| Maine DG Solar Monmouth, LLC | Boston, MA | Independent Power Producer | 1 | 8.1 GWh | Dec 2022 | - | ||
| Maine Waste To Energy | Auburn, ME | Municipally-Owned Utility | 1 | 12.2 GWh | Feb 2024 | - | ||
| Major Energy Electric Services, LLC | Houston, TX | - | - | - | Apr 2024 | $114.08k | ||
| Major Oak Power, LLC | Bremond, TX | Independent Power Producer | 1 | 2.4 TWh | Feb 2024 | - | ||
| Malacha Hydro Ltd Partnership | Marlborough, MA | Independent Power Producer | - | - | Dec 2018 | Mar 2024 | $89.36k | |
| Malaga Power, LLC | San Diego, CA | - | - | - | Mar 2024 | $2.91M | ||
| Malmedal Garden LLC | Minneapolis, MN | Independent Power Producer | 1 | 1.5 GWh | Dec 2022 | - | ||
| Mammoth One LLC | Reno, NV | - | - | - | Mar 2024 | $2.36M | ||
| Mammoth Plains Wind Project | Juno Beach, FL | Independent Power Producer | 1 | 877.7 GWh | Dec 2022 | Mar 2024 | $4.87M | |
| Mammoth Three LLC | Reno, NV | - | - | - | Mar 2024 | $1.20M | ||
| Manchester Street, LLC. | Providence, RI | Independent Power Producer | 1 | 1.7 TWh | Jan 2024 | Mar 2024 | $14.69M | |
| Manitowoc Public Utilities | Manitowoc, WI | Municipally-Owned Utility | 2 | 329.5 GWh | Feb 2024 | Mar 2024 | ||
| Mankato Energy Center II, LLC | Denver, CO | - | - | - | Apr 2024 | $8.74M | ||
| Mankato Energy Center, LLC | Denver, CO | - | - | - | Apr 2024 | $11.53M | ||
| Mantua Creek Solar, LLC | Juno Beach, FL | - | - | - | Apr 2024 | $28.17k | ||
| Manzana Wind LLC | Portland, OR | - | - | - | Mar 2024 | $7.05M | ||
| Maple Street Solar 1, LLC | San Francisco, CA | Independent Power Producer | 1 | 3.2 GWh | Dec 2022 | - | ||
| Mapleton Community Solar | Scottsdale, AZ | Independent Power Producer | 1 | 5.1 GWh | Dec 2022 | - | ||
| Marble River, LLC | Houston, TX | Independent Power Producer | 1 | 424.3 GWh | Feb 2024 | Apr 2024 | $2.77M | |
| Marbury Point Solar LLC | Framingham, MA | Independent Power Producer | 1 | 5.7 GWh | Dec 2022 | - | ||
| Marco Power Inc | Twin Falls, ID | Independent Power Producer | 1 | 2.4 GWh | Dec 2022 | - | ||
| Marcus Hook Energy LP | Marcus Hook, PA | Independent Power Producer | 1 | 6.5 TWh | Feb 2024 | Apr 2024 | $49.05M | |
| Maricopa West Solar PV, LLC | San Francisco, CA | Independent Power Producer | - | - | - | Mar 2024 | $582.61k | |
| Marie's Way Solar I, LLC | New York, NY | Independent Power Producer | 1 | 6.9 GWh | Dec 2022 | - | ||
| Marina Energy LLC | Folsom, NJ | Independent Power Producer | 3 | 10.5 GWh | Dec 2022 | May 2022 | ||
| Marion Solar LLC | New York, NY | Independent Power Producer | 2 | 8.4 GWh | Dec 2022 | - | ||
| Mariposa Energy, LLC | LOS Angeles, CA | - | - | - | Mar 2024 | $5.43M | ||
| Marlboro Mushroom | West Grove, PA | Commercial | 1 | 1.2 GWh | Dec 2022 | - | ||
| Marlborough Solar, LLC | Boston, MA | Independent Power Producer | 1 | 3.1 GWh | Dec 2022 | - | ||
| Marlow Solar, LLC | Safety Harbor, FL | Independent Power Producer | 1 | 4.2 GWh | Dec 2022 | - | ||
| Mars Wrigley Confectionery US, LLC | Hackettstown, NJ | Commercial | 1 | 60.5 GWh | Dec 2022 | - | ||
| Marsh Landing LLC | Antioch, CA | Independent Power Producer | 1 | 212.4 GWh | Feb 2024 | Apr 2024 | $23.85M | |
| Marsh Valley Development Inc | Ivins, UT | Independent Power Producer | 1 | 4.0 GWh | Dec 2022 | - | ||
| Marshall Solar Energy Project | Juno Beach, FL | Independent Power Producer | 2 | 110.7 GWh | Feb 2024 | - | ||
| Marshall Solar, LLC | Juno Beach, FL | - | - | - | Mar 2024 | $1.00M | ||
| Marshall Wind Energy LLC | De SOTO, IA | Independent Power Producer | - | - | - | Mar 2024 | $376.32k | |
| Marshall Wind Farm, LLC | Edina, MN | Independent Power Producer | 6 | 30.5 GWh | Dec 2022 | - | ||
| Martinez Refining Co | Martinez, CA | Industrial | 1 | 752.6 GWh | Feb 2024 | Feb 2024 | $502.38k | |
| Martinsville Onsite Generation, LLC | Columbus, OH | - | - | - | Mar 2024 | $250.15k | ||
| Maryland Environmental Service | Westover, MD | State-Owned Utility | 1 | 2.4 GWh | Jan 2024 | - | ||
| Marysville Hydro Partners | Boise, ID | Independent Power Producer | 1 | 41.1 GWh | Dec 2022 | - | ||
| Mas Durham Power, LLC | Nashville, TN | Independent Power Producer | 1 | 12.9 GWh | Dec 2022 | - | ||
| Mass Solar, LLC | The Woodlands, TX | Independent Power Producer | 4 | 21.3 GWh | Dec 2022 | - | ||
| Massachusetts Bay Trans AUTH | Jamaica Plain, MA | State-Owned Utility | 1 | 488.8 MWh | Dec 2022 | - | ||
| Massachusetts Department Of Correction | Bridgewater, MA | State-Owned Utility | 1 | 9.9 GWh | Dec 2022 | - | ||
| Massachusetts Electric Co | Brooklyn, NY | Investor-Owned Utility | 3 | 3.4 GWh | Dec 2022 | Apr 2024 | $16.57M | $142.92M |
| Massachusetts Inst Of Tech | Cambridge, MA | Commercial | 1 | 215.5 GWh | Dec 2022 | - | ||
| Massachusetts Mun Wholes Electric Co | Ludlow, MA | Political Subdivision | 6 | 161.0 GWh | Feb 2024 | - | ||
| Massachusetts Water Res AUTH | Boston, MA | State-Owned Utility | 3 | 16.9 GWh | Dec 2022 | - | ||
| Massachusetts WTR Rauth-Deer I | Winthrop, MA | Political Subdivision | 1 | 39.6 GWh | Feb 2024 | - | ||
| Masser Farms Realty Ltd | Sacramento, PA | Independent Power Producer | 1 | 904.4 MWh | Dec 2022 | - | ||
| Masspower | Indian Orchard, MA | Independent Power Producer | 1 | 240.1 GWh | Dec 2022 | Mar 2024 | $6.02M | |
| Maston Garden LLC | Kasson, MN | Independent Power Producer | 1 | 1.8 GWh | Dec 2022 | - | ||
| Matador Power Marketing, Inc. | Toronto, ON | - | - | - | Mar 2024 | $242.54k | ||
| Matanuska Electric Assn Inc | Palmer, AK | Cooperative | 1 | 586.5 GWh | Dec 2022 | - | ||
| Matep LLC | Boston, MA | Commercial | 1 | 364.8 GWh | Dec 2022 | Mar 2024 | $7.61M | $4.28M |
| Materials Innovation Recycling Authority | Rocky Hill, CT | Political Subdivision | 1 | 1.6 GWh | Dec 2022 | - | ||
| MAUI Electric Co Ltd | Kahului - MAUI, HI | Investor-Owned Utility | 5 | 970.7 GWh | Feb 2024 | - | ||
| Maverick CTY Water Control & Improvement | Eagle Pass, TX | Political Subdivision | 1 | 48.8 GWh | Feb 2024 | - | ||
| Maverick Solar 4, LLC | San Diego, CA | Independent Power Producer | 1 | 282.6 GWh | Feb 2024 | Apr 2024 | $3.07M | |
| Maverick Solar 6, LLC | San Diego, CA | Independent Power Producer | 1 | 286.4 GWh | Feb 2024 | Apr 2024 | $2.26M | |
| Maverick Solar 7, LLC | San Diego, CA | Independent Power Producer | 1 | 373.8 GWh | Feb 2024 | Apr 2024 | $1.81M | |
| Maverick Solar LLC | San Diego, CA | Independent Power Producer | 2 | 317.7 GWh | Feb 2024 | Apr 2024 | $2.26M | |
| May Shannon Solar, LLC | Santa Monica, CA | Independent Power Producer | 1 | 4.0 GWh | Dec 2022 | - | ||
| Mayflower Power & Gas LLC | Birmingham, AL | - | - | - | Mar 2024 | $13.80k | $535.47k | |
| Mayor And City Council Of Baltimore City | Baltimore, MD | Municipally-Owned Utility | 1 | 1.0 GWh | Dec 2022 | - | ||
| MC Power Companies Inc | Lee's Summit, MO | Independent Power Producer | 4 | 31.0 GWh | Feb 2024 | - | ||
| MC Project Company LLC | Houston, TX | - | - | - | Apr 2024 | $5.13M | ||
| MC1 Solar Farm, LLC | Williamston, NC | Independent Power Producer | 1 | 8.2 GWh | Dec 2022 | - | ||
| MC6 Hydro Facility | Ivins, UT | Independent Power Producer | 1 | 7.3 GWh | Dec 2022 | - | ||
| McCallum Enterprises I LP | Stratford, CT | Independent Power Producer | 1 | 25.0 GWh | Dec 2022 | - | ||
| McCoy Solar, LLC | Juno Beach, FL | Independent Power Producer | 1 | 669.5 GWh | Dec 2022 | Mar 2024 | $14.38M | |
| McDonough Solar 1, LLC | Safety Harbor, FL | Independent Power Producer | 1 | 4.5 GWh | Dec 2022 | - | ||
| McGrath Light & Power Co | McGrath, AK | Investor-Owned Utility | 1 | 2.2 GWh | Dec 2022 | - | ||
| McKinley Paper Co. - Washington Mill | Port Angeles, WA | Industrial | 1 | 10.8 GWh | Dec 2022 | - | ||
| McKittrick Limited | Bakersfield, CA | Independent Power Producer | - | - | Dec 2015 | Mar 2024 | $1.72M | |
| McMinnville Electric System | McMinnville, TN | Municipally-Owned Utility | 1 | 746.1 MWh | Dec 2022 | - | ||
| MD Solar 2, LLC | Newark, NJ | - | - | - | Mar 2024 | $303.93k | ||
| Mead Coated Board Inc | Glen Allen, VA | Industrial | 1 | 771.2 GWh | Feb 2024 | - |
Top Power Plants in United States
| Plant | Location | Annual Generation | Initial Operation Date | Last Update | Fuel Types |
|---|---|---|---|---|---|
| Arkansas Nuclear One | Russellville, Arkansas | 16 TWh | Nov 1974 | Feb 2024 | Nuclear |
| Beaver Valley | Shippingport, Pennsylvania | 16 TWh | Aug 1976 | Feb 2024 | Nuclear |
| Braidwood Generation Station | Braceville, Illinois | 22 TWh | Jun 1988 | Feb 2024 | Nuclear |
| Browns Ferry | Decatur, Alabama | 33 TWh | Jul 1974 | Feb 2024 | Nuclear |
| Brunswick Nuclear | Southport, North Carolina | 17 TWh | Oct 1975 | Feb 2024 | Nuclear |
| Byron Generating Station | Byron, Illinois | 21 TWh | Aug 1985 | Feb 2024 | Nuclear |
| Calvert Cliffs Nuclear Power Plant | Lusby, Maryland | 16 TWh | Apr 1975 | Feb 2024 | Nuclear |
| Catawba | York, South Carolina | 21 TWh | May 1985 | Feb 2024 | Nuclear |
| Colstrip | Colstrip, Montana | 12 TWh | Oct 1975 | Feb 2024 | Subbituminous Coal : 99.9% |
| Comanche Peak | Glen Rose, Texas | 21 TWh | Jul 1990 | Feb 2024 | Nuclear |
| Crystal River | Crystal River, Florida | 17 TWh | Sep 1966 | Feb 2024 | Natural Gas : 75.3% Bituminous Coal : 24.5% |
| Diablo Canyon | Avila Beach, California | 19 TWh | Apr 1985 | Feb 2024 | Nuclear |
| Donald C Cook | Bridgman, Michigan | 20 TWh | Jul 1975 | Feb 2024 | Nuclear |
| Dresden Generating Station | Morris, Illinois | 17 TWh | Jul 1970 | Feb 2024 | Nuclear |
| Edwin I Hatch | Baxley, Georgia | 15 TWh | Nov 1975 | Feb 2024 | Nuclear |
| Gavin Power, LLC | Cheshire, Ohio | 14 TWh | Sep 1974 | Feb 2024 | Bituminous Coal : 99.8% |
| Grand Coulee | Grand Coulee, Washington | 16 TWh | Feb 1941 | Feb 2024 | Water |
| Grand Gulf | Port Gibson, Mississippi | 13 TWh | Jun 1985 | Feb 2024 | Nuclear |
| H Allen Franklin Combined Cycle | Smiths, Alabama | 15 TWh | May 2002 | Feb 2024 | Natural Gas |
| Jack McDonough | Smyrna, Georgia | 19 TWh | Apr 1971 | Feb 2024 | Natural Gas |
| James H Miller Jr | Quinton, Alabama | 17 TWh | Sep 1978 | Feb 2024 | Subbituminous Coal : 99.1% Natural Gas : 0.9% |
| Joseph M Farley | Columbia, Alabama | 16 TWh | Nov 1977 | Feb 2024 | Nuclear |
| Labadie | Labadie, Missouri | 17 TWh | May 1970 | Feb 2024 | Subbituminous Coal : 99.9% |
| LaSalle Generating Station | Marseilles, Illinois | 21 TWh | Dec 1983 | Feb 2024 | Nuclear |
| Limerick | Sanatoga, Pennsylvania | 21 TWh | Jan 1986 | Feb 2024 | Nuclear |
| Martin Lake | Tatum, Texas | 13 TWh | Apr 1977 | Feb 2024 | Subbituminous Coal : 99.9% |
| McGuire | Huntersville, North Carolina | 20 TWh | Aug 1981 | Feb 2024 | Nuclear |
| Millstone | Waterford, Connecticut | 15 TWh | Nov 1975 | Feb 2024 | Nuclear |
| Monroe (MI) | Monroe, Michigan | 12 TWh | Oct 1969 | Feb 2024 | Subbituminous Coal : 74.3% Bituminous Coal : 15.4% Petroleum Coke : 9.9% |
| Nine Mile Point Nuclear Station | Lycoming, New York | 17 TWh | Nov 1969 | Feb 2024 | Nuclear |
| North Anna | Mineral, Virginia | 17 TWh | May 1978 | Feb 2024 | Nuclear |
| Oak Grove (TX) | Franklin, Texas | 13 TWh | Mar 2010 | Feb 2024 | Lignite Coal : 96.3% Natural Gas : 3.7% |
| Oconee | Seneca, South Carolina | 24 TWh | Jun 1973 | Feb 2024 | Nuclear |
| Okeechobee Clean Energy Center | Okeechobee, Florida | 12 TWh | Feb 2019 | Feb 2024 | Natural Gas |
| Palo Verde | Wintersburg, Arizona | 34 TWh | Dec 1985 | Feb 2024 | Nuclear |
| Peach Bottom | Delta, Pennsylvania | 24 TWh | Jun 1974 | Feb 2024 | Nuclear |
| Prairie State Generating Station | Marissa, Illinois | 14 TWh | May 2012 | Feb 2024 | Bituminous Coal : 99.8% |
| PSEG Salem Generating Station | Hancocks Bridge, New Jersey | 20 TWh | May 1971 | Feb 2024 | Nuclear |
| Quad Cities Generating Station | Cordova, Illinois | 16 TWh | Nov 1972 | Feb 2024 | Nuclear |
| Robert Moses Niagara | Lewiston, New York | 17 TWh | Dec 1960 | Feb 2024 | Water |
| Sequoyah | Soddy Daisy, Tennessee | 21 TWh | Jun 1981 | Feb 2024 | Nuclear |
| South Texas Project | Wadsworth, Texas | 23 TWh | Jul 1988 | Feb 2024 | Nuclear |
| St Lucie | Jensen Beach, Florida | 18 TWh | Apr 1976 | Feb 2024 | Nuclear |
| Surry | Surry, Virginia | 15 TWh | Nov 1972 | Feb 2024 | Nuclear |
| TalenEnergy Susquehanna | Berwick, Pennsylvania | 21 TWh | May 1983 | Feb 2024 | Nuclear |
| Turkey Point | Homestead, Florida | 22 TWh | Mar 1967 | Feb 2024 | Nuclear : 67.8% Natural Gas : 32.2% |
| Union Power Station | El Dorado, Arkansas | 13 TWh | Dec 2002 | Feb 2024 | Natural Gas |
| Vogtle | Waynesboro, Georgia | 27 TWh | Apr 1987 | Feb 2024 | Nuclear |
| Watts Bar Nuclear Plant | Spring City, Tennessee | 20 TWh | Apr 1996 | Feb 2024 | Nuclear |
| West County Energy Center | Loxahatchee, Florida | 21 TWh | Jul 2009 | Feb 2024 | Natural Gas : 99.9% |