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 |
|---|---|---|---|---|---|---|---|---|
| Green Country Op Services LLC | Jenks, OK | Independent Power Producer | - | 4.6 TWh | Dec 2024 | - | ||
| MN8 Energy LLC | Boca Raton, FL | Independent Power Producer | 187 | 4.5 TWh | Jun 2026 | - | ||
| Kissimmee Utility Authority | Kissimmee, FL | Municipally-Owned Utility | 2 | 4.5 TWh | Jun 2026 | - | ||
| Helix Ironwood LLC | Lebanon, PA | Independent Power Producer | 1 | 4.5 TWh | Jun 2026 | Oct 2025 | $43.27M | |
| Algonquin Power Co | Oakville, ON | Independent Power Producer | 9 | 4.4 TWh | Jun 2026 | Sep 2025 | $1.16M | |
| Baytown Energy Center LLC | Baytown, TX | Independent Power Producer | 1 | 4.4 TWh | Jun 2026 | - | ||
| Brunner Island LLC | Allentown, PA | Independent Power Producer | 1 | 4.4 TWh | Jun 2026 | Oct 2025 | $48.17M | |
| Clearlight Energy Holdings LP | Oakville, ON | Independent Power Producer | 7 | 4.4 TWh | Jun 2026 | - | ||
| Exxonmobil Oil Corp | Torrance, CA | Industrial | 2 | 4.4 TWh | Jun 2026 | - | ||
| THAD Hill Energy Center, LLC | Clifton, TX | Independent Power Producer | 1 | 4.3 TWh | Jun 2026 | - | ||
| Astoria Energy LLC | Astoria, NY | Independent Power Producer | 1 | 4.3 TWh | Jun 2026 | Sep 2025 | $64.36M | |
| Liberty Electric Power LLC | Eddystone, PA | Independent Power Producer | 1 | 4.3 TWh | Jun 2026 | Oct 2025 | $37.95M | |
| Woodbridge Energy Center | Keasbey, NJ | Independent Power Producer | 1 | 4.3 TWh | Jun 2026 | - | ||
| Hawaiian Electric Co Inc | Honolulu, HI | Investor-Owned Utility | 13 | 4.3 TWh | Jun 2026 | - | ||
| Brazos Valley Energy | Richmond, TX | Investor-Owned Utility | 1 | 4.3 TWh | Jun 2026 | - | ||
| Klamath Energy LLC | Klamath Falls, OR | Independent Power Producer | 2 | 4.2 TWh | Jun 2026 | Sep 2025 | $6.78M | |
| Exxon Mobil Refining And Supply Co. | Baytown, TX | Industrial | 2 | 4.2 TWh | Jun 2026 | - | ||
| Mesquite Power LLC | Arlington, AZ | Independent Power Producer | 1 | 4.2 TWh | Jun 2026 | Oct 2025 | $4.01M | $1.65M |
| Granite Ridge Energy LLC | Londonderry, NH | Independent Power Producer | 1 | 4.1 TWh | Jun 2026 | Oct 2025 | $20.26M | |
| Minnkota Power Coop, Inc | Grand Forks, ND | Cooperative | 3 | 4.1 TWh | Jun 2026 | Oct 2025 | $19.00M | $33.38M |
| Kleen Energy Systems, LLC | Middletown, CT | Independent Power Producer | 1 | 4.1 TWh | Jun 2026 | Oct 2025 | $62.13M | |
| Griffith Energy LLC | Kingman, AZ | Independent Power Producer | 1 | 4.1 TWh | Jun 2026 | Sep 2025 | $25.28M | $13.33k |
| Lightsource Renewable Energy Asset Management, LLC | San Francisco, CA | Independent Power Producer | 50 | 4.1 TWh | Jun 2026 | - | ||
| CPV Maryland LLC | Silver Spring, MD | Independent Power Producer | 1 | 4.1 TWh | Jun 2026 | Oct 2025 | $72.31M | |
| Intersect USA, LLC | San Francisco, CA | Independent Power Producer | 19 | 4.0 TWh | Jun 2026 | - | ||
| Ontelaunee Energy Center | Reading, PA | Independent Power Producer | 1 | 4.0 TWh | Jun 2026 | - | ||
| Northwestern Energy LLC - (MT) | Butte, MT | |Investor-Owned Utility | 29 | 3.9 TWh | Jun 2026 | Oct 2025 | $9.24M | $9.28M |
| Long Ridge Energy Generation LLC | Canonsburg, PA | Independent Power Producer | 1 | 3.9 TWh | Jun 2026 | Oct 2025 | $36.86M | |
| NRG Energy Services | Osceola, AR | Commercial|Independent Power Producer | 5 | 3.9 TWh | Jun 2026 | - | ||
| Boralex US Operations LLC | South Glens Falls, NY | Independent Power Producer | 15 | 3.8 TWh | Jun 2026 | - | ||
| Carolina Power Partners, LLC | St. Augustine, FL | Independent Power Producer | 1 | 3.8 TWh | Jun 2026 | Oct 2025 | $40.77M | $315.17k |
| Milford Power LLC | Milford, CT | Independent Power Producer | 2 | 3.8 TWh | Jun 2026 | Sep 2025 | $48.82M | |
| Westbrook Energy Center | Houston, TX | Independent Power Producer | 1 | 3.8 TWh | Jun 2026 | Oct 2025 | $3.93M | |
| Ohio Power Partners, LLC | Middletown, OH | Independent Power Producer | 1 | 3.8 TWh | Jun 2026 | Oct 2025 | $23.60M | |
| Stanton Clean Energy LLC | Juno Beach, FL | Independent Power Producer | 1 | 3.7 TWh | Jun 2026 | Sep 2025 | $7.76M | |
| Generation Bridge II Connecticut, LLC | Stamford, CT | Independent Power Producer | 2 | 3.7 TWh | Jun 2026 | - | ||
| Odyssey Operating Services | Charlotte, NC | Independent Power Producer | 1 | 3.7 TWh | Jun 2026 | - | ||
| Midwest Generations Eme LLC | Chicago, IL | Independent Power Producer | 13 | 3.7 TWh | Jun 2026 | Oct 2025 | $44.96M | $363.42k |
| City Of Colorado Springs - (Co) | Colorado Springs, CO | Municipally-Owned Utility | 9 | 3.7 TWh | Jun 2026 | - | ||
| Hermiston Power Partnership | Hermiston, OR | Independent Power Producer | 1 | 3.7 TWh | Jun 2026 | Oct 2025 | $7.42M | $0 |
| Illinois Power Generating Co | Collinsville, IL | Independent Power Producer | 2 | 3.6 TWh | Jun 2026 | Jan 2024 | ||
| GB II New York LLC | Stamford, CT | Independent Power Producer | 1 | 3.6 TWh | Jun 2026 | Oct 2025 | $72.87M | |
| MRP Generation Holdings, LLC | Effingham, IL | Independent Power Producer | 1 | 3.6 TWh | Jun 2026 | - | ||
| Ravenswood Operations LLC | Long Island City, NY | Independent Power Producer | 1 | 3.6 TWh | Jun 2026 | Sep 2025 | $108.71M | |
| Lea Power Partners LLC | Hobbs, NM | Independent Power Producer | 1 | 3.6 TWh | Jun 2026 | Sep 2025 | $11.11M | |
| Delta Energy Center LLC | Pittsburg, CA | Independent Power Producer | 1 | 3.6 TWh | Jun 2026 | Oct 2025 | $30.67M | |
| Rayburn Energy Station LLC | Sherman, TX | Cooperative | 1 | 3.5 TWh | Jun 2026 | - | ||
| New Harquahala Generating Co, LLC | Plano, TX | Independent Power Producer | 1 | 3.5 TWh | Jun 2026 | Oct 2025 | $32.75M | |
| Parkway Generation Operating, LLC | Houston, TX | Independent Power Producer | 3 | 3.5 TWh | Jun 2026 | Oct 2025 | $252.23M | $91.29M |
| Acciona Energy USA Global, LLC | Chicago, IL | Independent Power Producer | 13 | 3.5 TWh | Jun 2026 | - | ||
| Allete Clean Energy | Duluth, MN | Independent Power Producer | 14 | 3.5 TWh | Jun 2026 | - | ||
| Seward Generating LLC | Latrobe, PA | Independent Power Producer | 1 | 3.5 TWh | Jun 2026 | - | ||
| Red Oak Operating Services LLC | Sayreville, NJ | Independent Power Producer | 1 | 3.5 TWh | Jun 2026 | - | ||
| Risec Operating Services | Johnston, RI | Independent Power Producer | 1 | 3.5 TWh | Jun 2026 | - | ||
| Ormat Nevada Inc. | Reno, NV | Independent Power Producer | 28 | 3.4 TWh | Jun 2026 | - | ||
| Birdsboro Power LLC | Birdsboro, PA | Independent Power Producer | 1 | 3.4 TWh | Jun 2026 | Oct 2025 | $35.81M | |
| USCE-Nashville District | Nashville, TN | Federally-Owned Utility | 9 | 3.4 TWh | Dec 2025 | - | ||
| Wise County Power Company LLC | Independent Power Producer | 1 | 3.4 TWh | Jun 2026 | - | |||
| Arlington Valley LLC | Pleasanton, CA | Independent Power Producer | 1 | 3.4 TWh | Jun 2026 | Sep 2025 | $30.75M | $9.17M |
| Wolf Hollow I Power, LLC | Granbury, TX | Independent Power Producer | 1 | 3.4 TWh | Jun 2026 | - | ||
| Ingleside Cogeneration LP | Houston, TX | Industrial | 1 | 3.4 TWh | Jun 2026 | - | ||
| Sweeny Cogeneration LLC | Houston, TX | Industrial | 1 | 3.4 TWh | Jun 2026 | - | ||
| Quail Run Energy Partners, LP | Odessa, TX | Independent Power Producer | 1 | 3.4 TWh | Dec 2025 | - | ||
| Decatur Energy Center LLC | Decatur, AL | Independent Power Producer | 1 | 3.3 TWh | Jun 2026 | Sep 2025 | $14.74M | |
| California Dept. Of Water Resources | Sacramento, CA | State-Owned Utility | 8 | 3.3 TWh | Jun 2026 | Jul 2022 | ||
| Western Farmers ELEC Coop, Inc | Anadarko, OK | Cooperative | 10 | 3.3 TWh | Jun 2026 | - | ||
| Wheelabrator Environmental Systems | Portsmouth, NH | Commercial | 17 | 3.3 TWh | Jun 2026 | Jun 2022 | ||
| Northeast Texas ELEC Coop, Inc | Longview, TX | Cooperative | 1 | 3.3 TWh | Jun 2026 | - | ||
| Dominion Renewable Energy | Richmond, VA | Independent Power Producer|Investor-Owned Utility | 47 | 3.3 TWh | Jun 2026 | - | ||
| Chugach Electric Assn Inc | Anchorage, AK | Cooperative | 8 | 3.3 TWh | Jun 2026 | - | ||
| AGC Division Of APGI Inc | Pittsburgh, PA | Investor-Owned Utility | 1 | 3.2 TWh | Jun 2026 | - | ||
| City Of Tallahassee - (FL) | Tallahassee, FL | Municipally-Owned Utility | 4 | 3.2 TWh | Jun 2026 | Sep 2025 | $1.33M | |
| Repsol Renewables Na | The Woodlands, TX | Independent Power Producer | 14 | 3.2 TWh | Jun 2026 | - | ||
| Talenenergy Martins Creek LLC | Allentown, PA | Independent Power Producer | 9 | 3.2 TWh | Jun 2026 | - | ||
| Bellingham Power Generation LLC | Bellingham, MA | Independent Power Producer | 1 | 3.2 TWh | Jun 2026 | Sep 2025 | $43.78M | |
| Hermiston Generating Co LP | Hermiston, OR | Independent Power Producer | 1 | 3.2 TWh | Jun 2026 | Oct 2025 | $10.51M | |
| Brandon Shores LLC | Allentown, PA | Independent Power Producer | 1 | 3.2 TWh | Jun 2026 | Oct 2025 | $47.55M | |
| Duke Energy Kentucky Inc | Cincinnati, OH | Investor-Owned Utility | 6 | 3.2 TWh | Jun 2026 | Aug 2025 | $41.57M | $29.52k |
| Consolidated Edison Co-Ny Inc | New York, NY | Investor-Owned Utility | 9 | 3.2 TWh | Jun 2026 | - | ||
| Air Liquide Large Industries U S LP | Houston, TX | Industrial | 3 | 3.2 TWh | Jun 2026 | Sep 2025 | $870.75k | |
| Greenbacker Renewable Energy Corporation | New York, NY | Independent Power Producer | 135 | 3.1 TWh | Jun 2026 | - | ||
| Coleto Creek Power LP | Investor-Owned Utility | 1 | 3.1 TWh | Jun 2026 | - | |||
| Essential Power Operating Services, LLC | Newington, NH | Independent Power Producer | 4 | 3.1 TWh | Jun 2026 | - | ||
| Chalk Point Power, LLC | The Woodlands, TX | Independent Power Producer | 1 | 3.1 TWh | Jun 2026 | Oct 2025 | $67.00M | |
| Astoria Energy II LLC | Astoria, NY | Independent Power Producer | 1 | 3.1 TWh | Jun 2026 | Sep 2025 | $44.93M | |
| ANP Blackstone Energy Company LLC | Blackstone, MA | Independent Power Producer | 1 | 3.0 TWh | Jun 2026 | Mar 2021 | ||
| Archer Daniels Midland Co | Decatur, IL | Industrial | 16 | 3.0 TWh | Jun 2026 | - | ||
| Empire Generating Co LLC | Rensselaer, NY | Independent Power Producer | 1 | 3.0 TWh | Jun 2026 | Oct 2025 | $35.83M | |
| Elk Hills Power LLC | Tupman, CA | Independent Power Producer | 1 | 3.0 TWh | Jun 2026 | Oct 2025 | $8.40M | |
| CER Generation LLC | Baltimore, MD | Independent Power Producer | 1 | 3.0 TWh | Jun 2026 | Sep 2025 | $3 | |
| New Athens Generating Company LLC | Darien, CT | Independent Power Producer | 1 | 3.0 TWh | Jun 2026 | Oct 2025 | $65.83M | |
| Cypress Creek Renewables | Santa Monica, CA | Independent Power Producer | 217 | 3.0 TWh | Jun 2026 | - | ||
| Sunedison LLC | Belmont, CA | Independent Power Producer | 14 | 3.0 TWh | Jun 2026 | - | ||
| Hartree Partners LP | New York, NY | Independent Power Producer | 1 | 2.9 TWh | Jun 2026 | Oct 2025 | $217.65M | $20.03M |
| Public Service Co Of NM | Albuquerque, NM | Investor-Owned Utility | 12 | 2.9 TWh | Jun 2026 | Jun 2017 | ||
| Municipal Electric Authority - (Ga) | Atlanta, GA | Municipally-Owned Utility | 5 | 2.9 TWh | Jun 2026 | - | ||
| Carville Energy LLC | St Gabriel, LA | Independent Power Producer | 1 | 2.9 TWh | Jun 2026 | Sep 2025 | $38.12M | |
| Deseret Generation & TRAN Coop | South Jordan, UT | Cooperative | 2 | 2.9 TWh | Jun 2026 | - | ||
| Eastman Cogeneration LP | Longview, TX | Independent Power Producer | 1 | 2.9 TWh | Jun 2026 | Oct 2025 | $16.49M | |
| Bridgeport Energy LLC | Bridgeport, CT | Independent Power Producer | 1 | 2.9 TWh | Jun 2026 | Sep 2025 | $23.16M |
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 | Jun 2026 | Nuclear |
| Barry | Bucks, Alabama | 13 TWh | Jan 1954 | Jun 2026 | Natural Gas : 97.3% Bituminous Coal : 2.7% |
| Beaver Valley | Shippingport, Pennsylvania | 15 TWh | Aug 1976 | Jun 2026 | Nuclear |
| Bowen | Cartersville, Georgia | 13 TWh | Sep 1971 | Jun 2026 | Bituminous Coal : 99.8% |
| Braidwood Generation Station | Braceville, Illinois | 20 TWh | Jun 1988 | Jun 2026 | Nuclear |
| Browns Ferry | Decatur, Alabama | 31 TWh | Jul 1974 | Jun 2026 | Nuclear |
| Brunswick Nuclear | Southport, North Carolina | 15 TWh | Oct 1975 | Jun 2026 | Nuclear |
| Byron Generating Station | Byron, Illinois | 20 TWh | Aug 1985 | Jun 2026 | Nuclear |
| Calvert Cliffs Nuclear Power Plant | Lusby, Maryland | 15 TWh | Apr 1975 | Jun 2026 | Nuclear |
| Catawba | York, South Carolina | 18 TWh | May 1985 | Jun 2026 | Nuclear |
| Comanche Peak | Glen Rose, Texas | 20 TWh | Jul 1990 | Jun 2026 | Nuclear |
| Crystal River | Crystal River, Florida | 16 TWh | Sep 1966 | Jun 2026 | Natural Gas : 69.8% Bituminous Coal : 30.0% |
| Diablo Canyon | Avila Beach, California | 18 TWh | Apr 1985 | Jun 2026 | Nuclear |
| Donald C Cook | Bridgman, Michigan | 19 TWh | Jul 1975 | Jun 2026 | Nuclear |
| Dresden Generating Station | Morris, Illinois | 15 TWh | Jul 1970 | Jun 2026 | Nuclear |
| Edwin I Hatch | Baxley, Georgia | 14 TWh | Nov 1975 | Jun 2026 | Nuclear |
| Gavin Power, LLC | Cheshire, Ohio | 13 TWh | Sep 1974 | Jun 2026 | Bituminous Coal : 99.6% |
| Grand Coulee | Grand Coulee, Washington | 19 TWh | Feb 1941 | Jun 2026 | Water |
| Guernsey Power Station | Byesville, Ohio | 12 TWh | Jan 2023 | Jun 2026 | Natural Gas |
| H Allen Franklin Combined Cycle | Smiths, Alabama | 12 TWh | May 2002 | Jun 2026 | Natural Gas |
| Jack McDonough | Smyrna, Georgia | 19 TWh | Apr 1971 | Jun 2026 | Natural Gas |
| James H Miller Jr | Quinton, Alabama | 19 TWh | Sep 1978 | Jun 2026 | Subbituminous Coal : 99.0% Natural Gas : 1.0% |
| Joseph M Farley | Columbia, Alabama | 15 TWh | Nov 1977 | Jun 2026 | Nuclear |
| Labadie | Labadie, Missouri | 15 TWh | May 1970 | Jun 2026 | Subbituminous Coal : 99.9% |
| LaSalle Generating Station | Marseilles, Illinois | 18 TWh | Dec 1983 | Jun 2026 | Nuclear |
| Limerick | Sanatoga, Pennsylvania | 19 TWh | Jan 1986 | Jun 2026 | Nuclear |
| McGuire | Huntersville, North Carolina | 19 TWh | Aug 1981 | Jun 2026 | Nuclear |
| Millstone | Waterford, Connecticut | 17 TWh | Nov 1975 | Jun 2026 | Nuclear |
| Monroe (MI) | Monroe, Michigan | 15 TWh | Oct 1969 | Jun 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 | Jun 2026 | Nuclear |
| North Anna | Mineral, Virginia | 16 TWh | May 1978 | Jun 2026 | Nuclear |
| Oak Grove (TX) | Franklin, Texas | 12 TWh | Mar 2010 | Jun 2026 | Lignite Coal : 99.2% Natural Gas : 0.8% |
| Oconee | Seneca, South Carolina | 22 TWh | Jun 1973 | Jun 2026 | Nuclear |
| Palo Verde | Wintersburg, Arizona | 31 TWh | Dec 1985 | Jun 2026 | Nuclear |
| Peach Bottom | Delta, Pennsylvania | 22 TWh | Jun 1974 | Jun 2026 | Nuclear |
| Prairie State Generating Station | Marissa, Illinois | 12 TWh | May 2012 | Jun 2026 | Bituminous Coal : 99.8% |
| PSEG Salem Generating Station | Hancocks Bridge, New Jersey | 19 TWh | May 1971 | Jun 2026 | Nuclear |
| Quad Cities Generating Station | Cordova, Illinois | 15 TWh | Nov 1972 | Jun 2026 | Nuclear |
| Robert Moses Niagara | Lewiston, New York | 14 TWh | Dec 1960 | Jun 2026 | Water |
| Sequoyah | Soddy Daisy, Tennessee | 18 TWh | Jun 1981 | Jun 2026 | Nuclear |
| South Texas Project | Wadsworth, Texas | 20 TWh | Jul 1988 | Jun 2026 | Nuclear |
| St Lucie | Jensen Beach, Florida | 15 TWh | Apr 1976 | Jun 2026 | Nuclear |
| Surry | Surry, Virginia | 12 TWh | Nov 1972 | Jun 2026 | Nuclear |
| TalenEnergy Susquehanna | Berwick, Pennsylvania | 20 TWh | May 1983 | Jun 2026 | Nuclear |
| Turkey Point | Homestead, Florida | 20 TWh | Mar 1967 | Jun 2026 | Nuclear : 64.6% Natural Gas : 35.4% |
| Union Power Station | El Dorado, Arkansas | 13 TWh | Dec 2002 | Jun 2026 | Natural Gas |
| Vogtle | Waynesboro, Georgia | 37 TWh | Apr 1987 | Jun 2026 | Nuclear |
| W A Parish | Thompsons, Texas | 14 TWh | May 1958 | Jun 2026 | Subbituminous Coal : 81.2% Natural Gas : 18.8% |
| Watts Bar Nuclear Plant | Spring City, Tennessee | 20 TWh | Apr 1996 | Jun 2026 | Nuclear |
| West County Energy Center | Loxahatchee, Florida | 18 TWh | Jul 2009 | Jun 2026 | Natural Gas |