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 |
|---|---|---|---|---|---|---|---|---|
| Merimil Ltd Partnership | Lewiston, ME | Independent Power Producer | 1 | 14.6 GWh | Dec 2024 | - | ||
| May Shannon Solar, LLC | Santa Monica, CA | Independent Power Producer | 1 | 4.2 GWh | Dec 2024 | - | ||
| Mendota US Solar 1 LLC | Jersey City, NJ | Independent Power Producer | 1 | 3.5 GWh | Dec 2024 | - | ||
| Marshall Solar Energy Project | Juno Beach, FL | Independent Power Producer | 2 | 102.6 GWh | Dec 2025 | - | ||
| Marsh Landing LLC | Antioch, CA | Independent Power Producer | 1 | 14.9 GWh | Dec 2025 | Oct 2025 | $17.93M | |
| MC Power Companies Inc | Lee's Summit, MO | Independent Power Producer | 3 | 23.1 GWh | Dec 2025 | - | ||
| Marlow Solar, LLC | Safety Harbor, FL | Independent Power Producer | 1 | 4.5 GWh | Dec 2024 | - | ||
| Maine DG Solar Augusta, LLC | Boston, MA | Independent Power Producer | 1 | 4.8 GWh | Dec 2024 | - | ||
| Malacha Hydro Ltd Partnership | Marlborough, MA | Independent Power Producer | - | - | Dec 2018 | Sep 2025 | $2.24M | |
| Mantisi Solar LLC | New York, NY | Independent Power Producer | 1 | 6.5 GWh | Dec 2024 | - | ||
| Major Oak Power, LLC | Bremond, TX | Independent Power Producer | 1 | 2.4 TWh | Dec 2025 | - | ||
| Meadow Lake Wind Farm LLC | Houston, TX | Independent Power Producer | 1 | 475.4 GWh | Dec 2024 | Oct 2025 | $4.25M | |
| Messalonskee Stream Hydro LLC | Oakland, ME | Independent Power Producer | 3 | 23.6 GWh | Dec 2024 | Aug 2014 | ||
| Meadow Lake Wind Farm V LLC | Houston, TX | Independent Power Producer | 1 | 367.7 GWh | Dec 2025 | Oct 2025 | $6.45M | |
| Meadow Lake Wind Farm VI LLC | Chalmers, IN | Independent Power Producer | 1 | 715.8 GWh | Dec 2025 | Oct 2025 | $9.89M | |
| Maine DG Solar Pittsfield, LLC | Boston, MA | Independent Power Producer | 1 | 8.7 GWh | Dec 2024 | - | ||
| Meadow Ridge Wind Energy, LLC | Greenfield, IA | Independent Power Producer | 1 | 5.7 GWh | Dec 2024 | - | ||
| LA3 West Baton Rouge, L.L.C. | Scottsdale, AZ | Independent Power Producer | - | - | - | Sep 2025 | $1.70M | |
| Maine DG Solar Monmouth, LLC | Boston, MA | Independent Power Producer | 1 | 9.6 GWh | Dec 2024 | - | ||
| Maine DG Solar Harmony, LLC | Boston, MA | Independent Power Producer | 1 | 9.2 GWh | Dec 2024 | - | ||
| Maine DG Solar Baldwin, LLC | Boston, MA | Independent Power Producer | 1 | 10.1 GWh | Dec 2024 | - | ||
| Mesquite Wind LLC | Abilene, TX | Independent Power Producer | 2 | 826.0 GWh | Dec 2025 | - | ||
| Mahoning Creek Hydroelectric Company LLC | Chevy Chase, MD | Independent Power Producer | - | - | Dec 2020 | Oct 2025 | $271.89k | |
| Kimball Wind, LLC | Minneapolis, MN | Independent Power Producer | 1 | 135.6 GWh | Dec 2024 | Sep 2025 | $807.90k | |
| Meadowlark Solar, LLC | Scottsdale, AZ | Independent Power Producer | 1 | 9.9 GWh | Dec 2024 | - | ||
| Meadowlark Wind I LLC | Edmonton, AB | Independent Power Producer | 1 | 425.6 GWh | Dec 2025 | Oct 2025 | $1.94M | |
| MEC Holdings LLC | Independent Power Producer | 1 | 3.0 TWh | Dec 2024 | - | |||
| Mahipapa LLC | Honolulu, HI | Independent Power Producer | 1 | 10.3 GWh | Dec 2024 | - | ||
| Magnolia Power Holdings LLC | Princeton, NJ | Independent Power Producer | 1 | 100.3 GWh | Dec 2025 | - | ||
| Magdaline Solar, LLC | Jersey City, NJ | Independent Power Producer | 1 | 2.9 GWh | Dec 2024 | - | ||
| Labish Solar LLC | Beaverton, OR | Independent Power Producer | 1 | 4.0 GWh | Dec 2024 | - | ||
| Kilmer Solar LLC | New York, NY | Independent Power Producer | 1 | 4.4 GWh | Dec 2024 | - | ||
| Lacy Creek Wind, LLC | Juno Beach, FL | Independent Power Producer | 1 | 1.3 TWh | Dec 2025 | - | ||
| Mechanicsville Solar, LLC | Mooresville, NC | Independent Power Producer | 1 | 57.8 GWh | Dec 2025 | Oct 2025 | $867.24k | |
| L-8 Solar Project LLC | Santa Monica, CA | Independent Power Producer | 1 | 2.5 GWh | Dec 2024 | - | ||
| Klamath Energy LLC | Klamath Falls, OR | Independent Power Producer | 2 | 4.2 TWh | Dec 2025 | Sep 2025 | $6.78M | |
| Me Sandy River LLC | Houston, TX | Independent Power Producer | 1 | 1.8 GWh | Dec 2024 | - | ||
| Kit Carson Windpower LLC | Charlotte, NC | Independent Power Producer | - | - | Dec 2021 | Sep 2025 | $2.62M | |
| KISH Solar, LLC | San Francisco, CA | Independent Power Producer | 1 | 4.4 GWh | Dec 2024 | - | ||
| KUNA Bess, LLC | Austin, TX | Independent Power Producer | 1 | -13.9 GWh | Dec 2025 | Sep 2025 | $2.55M | |
| Manchester Street, LLC. | Providence, RI | Independent Power Producer | 1 | 2.0 TWh | Dec 2025 | Sep 2025 | $28.13M | |
| Kimura Power LLC | Moraine, OH | Independent Power Producer | 7 | 1.6 TWh | Dec 2025 | - | ||
| Meadow Lake Wind Farm II LLC | Houston, TX | Independent Power Producer | 1 | 254.5 GWh | Dec 2024 | Oct 2025 | $2.58M | |
| Meadow Lake Wind Farm III LLC | Houston, TX | Independent Power Producer | 1 | 289.7 GWh | Dec 2024 | Oct 2025 | $2.67M | |
| Kiowa Power Partners LLC | Omaha, NE | Independent Power Producer | 1 | 5.8 TWh | Dec 2025 | Oct 2025 | $19.14M | |
| Malaga Bess LLC | Chicago, IL | Independent Power Producer | 1 | -3.4 GWh | Dec 2025 | Oct 2025 | $527.40k | |
| Mammoth Plains Wind Project | Juno Beach, FL | Independent Power Producer | 1 | 790.8 GWh | Dec 2024 | Sep 2025 | $1.59M | |
| Meadow Lake Wind Farm IV LLC | Houston, TX | Independent Power Producer | 1 | 214.2 GWh | Dec 2024 | Oct 2025 | $963.38k | |
| La Casa Wind, LLC | Juno Beach, FL | Independent Power Producer | 1 | 49.2 GWh | Dec 2025 | - | ||
| Mechanicville Hydroelectric Station | Mechanicville, NY | Independent Power Producer | 1 | 24.4 GWh | Dec 2024 | - | ||
| Malmedal Garden LLC | Minneapolis, MN | Independent Power Producer | 1 | 1.7 GWh | Dec 2024 | - | ||
| Kiowa County Solar Project, LLC | Kansas City, MO | Independent Power Producer | 1 | 235.9 GWh | Dec 2025 | Sep 2025 | $2.36M | |
| L'ANSE Warden Electric Company LLC | L'ANSE, MI | Independent Power Producer | 1 | 120.2 GWh | Dec 2024 | Oct 2025 | $1.64M | |
| Kingman Wind Energy, LLC | Juno Beach, FL | Independent Power Producer | 1 | 799.7 GWh | Dec 2025 | - | ||
| Mammoth North, LLC | Philadelphia, PA | Independent Power Producer | 1 | 770.5 GWh | Dec 2025 | Oct 2025 | $10.42M | |
| Mesquite Star Special LLC | San Francisco, CA | Independent Power Producer | 1 | 1.2 TWh | Dec 2025 | - | ||
| Ameresco | Knoxville, TN | Federally-Owned Utility|Independent Power Producer | 5 | 108.9 GWh | Dec 2025 | - | ||
| Air Force Civil Engineer Center | OTIS ANG Base, MA | Federally-Owned Utility | 1 | 10.4 GWh | Dec 2024 | - | ||
| Argonne National Laboratory | Lemont, IL | Federally-Owned Utility | 1 | 51.5 GWh | Dec 2024 | - | ||
| 158TH Fighter Wing | South Burlington, VT | Federally-Owned Utility | 1 | 1.3 GWh | Dec 2023 | - | ||
| Department Of The Navy | San Diego, CA | Federally-Owned Utility | 1 | 22.9 GWh | Dec 2025 | - | ||
| DOD USMC Marine Air Ground Combat | Twentynine Palms, CA | Federally-Owned Utility | 2 | 73.5 GWh | Dec 2024 | - | ||
| Colorado River Indian IRR PROJ | Parker, AZ | Federally-Owned Utility | 1 | 36.9 GWh | Dec 2024 | - | ||
| U.S. General Services Administration | Indianapolis, IN | Federally-Owned Utility | 1 | 519.0 MWh | Dec 2024 | Sep 2025 | $5.59M | |
| U S Air Force-Eielson AFB | Eielson AFB, AK | Federally-Owned Utility | 1 | 93.6 GWh | Dec 2024 | - | ||
| U.S. Army - Radford | Radford, VA | Federally-Owned Utility | 1 | 37.7 GWh | Dec 2024 | - | ||
| U S Bureau Of Reclamation | Denver, CO | Federally-Owned Utility | 60 | 35.1 TWh | Dec 2025 | Nov 2022 | ||
| Usace-Detroit District | Detroit, MI | Federally-Owned Utility | 1 | 169.2 GWh | Dec 2024 | - | ||
| USCE-Little Rock District | Little Rock, AR | Federally-Owned Utility | 7 | 2.4 TWh | Dec 2024 | - | ||
| USCE-Kansas City District | Kansas City, MO | Federally-Owned Utility | 2 | 287.8 GWh | Dec 2025 | - | ||
| Usace-Omaha | Omaha, NE | Federally-Owned Utility | 6 | 8.5 TWh | Dec 2024 | - | ||
| USCE-Mobile District | Mobile, AL | Federally-Owned Utility | 8 | 1.7 TWh | Dec 2025 | - | ||
| Usace Northwestern Division | Portland, OR | Federally-Owned Utility | 21 | 42.2 TWh | Dec 2025 | - | ||
| USCE-Nashville District | Nashville, TN | Federally-Owned Utility | 9 | 2.9 TWh | Dec 2024 | - | ||
| USCE-St Louis District | Monroe City, MO | Federally-Owned Utility | 1 | 95.7 GWh | Dec 2025 | - | ||
| USCE-Tulsa District | Tulsa, OK | Federally-Owned Utility | 8 | 1.4 TWh | Dec 2024 | - | ||
| USCE -Vickburg District | Royal, AR | Federally-Owned Utility | 3 | 316.8 GWh | Dec 2025 | - | ||
| Usace-Fort Worth District | Fort Worth, TX | Federally-Owned Utility | 3 | 271.2 GWh | Dec 2024 | - | ||
| USCE-Wilmington District | Boydton, VA | Federally-Owned Utility | 2 | 494.9 GWh | Dec 2024 | - | ||
| US GSA Heating And Transmission | Washington, DC | Federally-Owned Utility | 1 | 39.5 GWh | Dec 2025 | - | ||
| US Dept Of Army, Garrison, APG | Aberdeen, MD | Federally-Owned Utility | 1 | 56.6 GWh | Dec 2024 | - | ||
| US Army Corps Of Engineers | St. Stephen, SC | Federally-Owned Utility | 1 | 265.5 GWh | Dec 2024 | - | ||
| US Air Force | Sagamore, MA | Federally-Owned Utility | 1 | 6.6 GWh | Dec 2025 | - | ||
| Tennessee Valley Authority | Knoxville, TN | Federally-Owned Utility | 61 | 152.8 TWh | Dec 2025 | Oct 2025 | $2.18M | $275.07M |
| Pantex (NNSA) | Amarillo, TX | Federally-Owned Utility | 1 | 18.5 GWh | Dec 2025 | - | ||
| National Centers For Animal Health | AMES, IA | Federally-Owned Utility | 1 | 997.9 MWh | Dec 2025 | - | ||
| Kings Bay Naval Base | Kings Bay, GA | Federally-Owned Utility | 1 | 499.5 MWh | Dec 2025 | - | ||
| National Institutes Of Health | Bethesda, MD | Federally-Owned Utility | 1 | 169.6 GWh | Dec 2025 | - | ||
| International Bound & WTR COMM | El Paso, TX | Federally-Owned Utility | 2 | 72.1 GWh | Dec 2024 | - | ||
| Inst And Envir DIV Marine Logistics Base | Albany, GA | Federally-Owned Utility | 2 | 8.2 GWh | Jan 2024 | - | ||
| GSA Metropolitan Service Center | Washington, DC | Federally-Owned Utility | 1 | 101.4 GWh | Dec 2025 | - | ||
| GWCC PV Solar Farm | Beltsville, MD | Federally-Owned Utility | 1 | 2.2 GWh | Dec 2024 | - | ||
| Fox Island Wind LLC | Vinalhaven, ME | Cooperative | 1 | 8.2 GWh | Dec 2024 | - | ||
| I-N-N Electric Coop, Inc | Iliamna, AK | Cooperative | 1 | 3.5 GWh | Dec 2024 | - | ||
| Holy Cross Electric Assn, Inc | Glenwood Springs, CO | Cooperative | 1 | 2.6 GWh | Dec 2024 | - | ||
| Kauai Island Utility Cooperative | Lihue, HI | Cooperative | 4 | 337.1 GWh | Dec 2025 | - | ||
| Flathead Electric Coop Inc | Kalispell, MT | Cooperative | 1 | 18.5 GWh | Dec 2024 | Sep 2025 | $16.94M | |
| Inside Passage ELEC Coop, Inc | AUKE Bay, AK | Cooperative | 5 | 8.8 GWh | Dec 2024 | - | ||
| Homer Electric Assn Inc | Homer, AK | Cooperative | 5 | 932.5 GWh | Dec 2024 | - | ||
| Golden Valley ELEC Assn Inc | Fairbanks, AK | Cooperative | 8 | 1.0 TWh | Dec 2025 | - |
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 | Dec 2025 | Nuclear |
| Barry | Bucks, Alabama | 12 TWh | Jan 1954 | Dec 2025 | Natural Gas : 94.9% Bituminous Coal : 5.1% |
| Beaver Valley | Shippingport, Pennsylvania | 15 TWh | Aug 1976 | Dec 2025 | Nuclear |
| Bowen | Cartersville, Georgia | 12 TWh | Sep 1971 | Dec 2025 | Bituminous Coal : 99.8% |
| Braidwood Generation Station | Braceville, Illinois | 20 TWh | Jun 1988 | Dec 2025 | Nuclear |
| Browns Ferry | Decatur, Alabama | 30 TWh | Jul 1974 | Dec 2025 | Nuclear |
| Brunswick Nuclear | Southport, North Carolina | 16 TWh | Oct 1975 | Dec 2025 | Nuclear |
| Byron Generating Station | Byron, Illinois | 20 TWh | Aug 1985 | Dec 2025 | Nuclear |
| Calvert Cliffs Nuclear Power Plant | Lusby, Maryland | 15 TWh | Apr 1975 | Dec 2025 | Nuclear |
| Catawba | York, South Carolina | 19 TWh | May 1985 | Dec 2025 | Nuclear |
| Comanche Peak | Glen Rose, Texas | 20 TWh | Jul 1990 | Dec 2025 | Nuclear |
| Crystal River | Crystal River, Florida | 15 TWh | Sep 1966 | Dec 2025 | Natural Gas : 74.9% Bituminous Coal : 24.9% |
| Diablo Canyon | Avila Beach, California | 18 TWh | Apr 1985 | Dec 2025 | Nuclear |
| Donald C Cook | Bridgman, Michigan | 18 TWh | Jul 1975 | Dec 2025 | Nuclear |
| Dresden Generating Station | Morris, Illinois | 15 TWh | Jul 1970 | Dec 2025 | Nuclear |
| Edwin I Hatch | Baxley, Georgia | 14 TWh | Nov 1975 | Dec 2025 | Nuclear |
| Gavin Power, LLC | Cheshire, Ohio | 13 TWh | Sep 1974 | Dec 2025 | Bituminous Coal : 99.5% Distillate Fuel Oil : 0.5% |
| Grand Coulee | Grand Coulee, Washington | 16 TWh | Feb 1941 | Dec 2025 | Water |
| Grand Gulf | Port Gibson, Mississippi | 11 TWh | Jun 1985 | Dec 2025 | Nuclear |
| H Allen Franklin Combined Cycle | Smiths, Alabama | 12 TWh | May 2002 | Dec 2025 | Natural Gas |
| Hines Energy Complex | Bartow, Florida | 12 TWh | Mar 1999 | Dec 2025 | Natural Gas |
| Jack McDonough | Smyrna, Georgia | 17 TWh | Apr 1971 | Dec 2025 | Natural Gas |
| James H Miller Jr | Quinton, Alabama | 19 TWh | Sep 1978 | Dec 2025 | Subbituminous Coal : 99.2% Natural Gas : 0.8% |
| Joseph M Farley | Columbia, Alabama | 13 TWh | Nov 1977 | Dec 2025 | Nuclear |
| Labadie | Labadie, Missouri | 17 TWh | May 1970 | Dec 2025 | Subbituminous Coal : 99.9% |
| LaSalle Generating Station | Marseilles, Illinois | 19 TWh | Dec 1983 | Dec 2025 | Nuclear |
| Limerick | Sanatoga, Pennsylvania | 19 TWh | Jan 1986 | Dec 2025 | Nuclear |
| McGuire | Huntersville, North Carolina | 20 TWh | Aug 1981 | Dec 2025 | Nuclear |
| Millstone | Waterford, Connecticut | 17 TWh | Nov 1975 | Dec 2025 | Nuclear |
| Monroe (MI) | Monroe, Michigan | 16 TWh | Oct 1969 | Dec 2025 | Subbituminous Coal : 74.7% Bituminous Coal : 16.0% Petroleum Coke : 9.1% |
| Nine Mile Point Nuclear Station | Lycoming, New York | 16 TWh | Nov 1969 | Dec 2025 | Nuclear |
| North Anna | Mineral, Virginia | 15 TWh | May 1978 | Dec 2025 | Nuclear |
| Oconee | Seneca, South Carolina | 22 TWh | Jun 1973 | Dec 2025 | Nuclear |
| Okeechobee Clean Energy Center | Okeechobee, Florida | 12 TWh | Feb 2019 | Dec 2025 | Natural Gas |
| Palo Verde | Wintersburg, Arizona | 31 TWh | Dec 1985 | Dec 2025 | Nuclear |
| Peach Bottom | Delta, Pennsylvania | 22 TWh | Jun 1974 | Dec 2025 | Nuclear |
| Prairie State Generating Station | Marissa, Illinois | 12 TWh | May 2012 | Dec 2025 | Bituminous Coal : 99.8% |
| PSEG Salem Generating Station | Hancocks Bridge, New Jersey | 19 TWh | May 1971 | Dec 2025 | Nuclear |
| Quad Cities Generating Station | Cordova, Illinois | 15 TWh | Nov 1972 | Dec 2025 | Nuclear |
| Robert Moses Niagara | Lewiston, New York | 14 TWh | Dec 1960 | Dec 2025 | Water |
| Sequoyah | Soddy Daisy, Tennessee | 13 TWh | Jun 1981 | Dec 2025 | Nuclear |
| South Texas Project | Wadsworth, Texas | 22 TWh | Jul 1988 | Dec 2025 | Nuclear |
| St Lucie | Jensen Beach, Florida | 16 TWh | Apr 1976 | Dec 2025 | Nuclear |
| Surry | Surry, Virginia | 13 TWh | Nov 1972 | Dec 2025 | Nuclear |
| TalenEnergy Susquehanna | Berwick, Pennsylvania | 19 TWh | May 1983 | Dec 2025 | Nuclear |
| Turkey Point | Homestead, Florida | 21 TWh | Mar 1967 | Dec 2025 | Nuclear : 68.7% Natural Gas : 31.3% |
| Vogtle | Waynesboro, Georgia | 37 TWh | Apr 1987 | Dec 2025 | Nuclear |
| W A Parish | Thompsons, Texas | 16 TWh | May 1958 | Dec 2025 | Subbituminous Coal : 83.3% Natural Gas : 16.7% |
| Watts Bar Nuclear Plant | Spring City, Tennessee | 16 TWh | Apr 1996 | Dec 2025 | Nuclear |
| West County Energy Center | Loxahatchee, Florida | 19 TWh | Jul 2009 | Dec 2025 | Natural Gas : 99.9% |