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 |
|---|---|---|---|---|---|---|---|---|
| Hawaiian Electric Co Inc | Honolulu, HI | Investor-Owned Utility | 13 | 4.3 TWh | Mar 2026 | - | ||
| Boralex US Operations LLC | South Glens Falls, NY | Independent Power Producer | 15 | 4.2 TWh | Mar 2026 | - | ||
| Brunner Island LLC | Allentown, PA | Independent Power Producer | 1 | 4.2 TWh | Mar 2026 | Oct 2025 | $48.17M | |
| Woodbridge Energy Center | Keasbey, NJ | Independent Power Producer | 1 | 4.2 TWh | Mar 2026 | - | ||
| Old Dominion Electric Coop | Glen Allen, VA | Cooperative | 10 | 4.2 TWh | Mar 2026 | Oct 2025 | $437.30M | $58.66M |
| Klamath Energy LLC | Klamath Falls, OR | Independent Power Producer | 2 | 4.2 TWh | Mar 2026 | Sep 2025 | $6.78M | |
| Liberty Electric Power LLC | Eddystone, PA | Independent Power Producer | 1 | 4.2 TWh | Mar 2026 | Oct 2025 | $37.95M | |
| Westlake 2 US LLC | Houston, TX | Industrial | 5 | 4.1 TWh | Mar 2026 | Feb 2023 | ||
| Grand River Dam Authority | Chouteau, OK | State-Owned Utility | 4 | 4.1 TWh | Mar 2026 | Oct 2025 | $138.38M | $5.97M |
| Ontelaunee Energy Center | Reading, PA | Independent Power Producer | 1 | 4.1 TWh | Mar 2026 | - | ||
| Dearborn Industrial Gen Inc | Dearborn, MI | Independent Power Producer | 1 | 4.1 TWh | Feb 2026 | Sep 2025 | $17.40M | |
| Minnkota Power Coop, Inc | Grand Forks, ND | Cooperative | 3 | 4.1 TWh | Mar 2026 | Oct 2025 | $19.00M | $33.38M |
| Griffith Energy LLC | Kingman, AZ | Independent Power Producer | 1 | 4.1 TWh | Mar 2026 | Sep 2025 | $25.28M | $13.33k |
| Exxon Mobil Refining And Supply Co. | Baytown, TX | Industrial | 2 | 4.1 TWh | Mar 2026 | - | ||
| Lightsource Renewable Energy Asset Management, LLC | San Francisco, CA | Independent Power Producer | 52 | 4.1 TWh | Mar 2026 | - | ||
| Mesquite Power LLC | Arlington, AZ | Independent Power Producer | 1 | 4.0 TWh | Mar 2026 | Oct 2025 | $4.01M | $1.65M |
| THAD Hill Energy Center, LLC | Clifton, TX | Independent Power Producer | 1 | 4.0 TWh | Mar 2026 | - | ||
| Brazos Valley Energy | Richmond, TX | Investor-Owned Utility | 1 | 4.0 TWh | Mar 2026 | - | ||
| Dynegy Washington Energy Facility | Beverly, OH | Independent Power Producer | 1 | 4.0 TWh | Mar 2026 | - | ||
| Granite Ridge Energy LLC | Londonderry, NH | Independent Power Producer | 1 | 4.0 TWh | Mar 2026 | Oct 2025 | $20.26M | |
| Risec Operating Services | Charlotte, NC | Independent Power Producer | 1 | 3.9 TWh | Mar 2026 | - | ||
| Baytown Energy Center LLC | Baytown, TX | Independent Power Producer | 1 | 3.9 TWh | Mar 2026 | - | ||
| Long Ridge Energy Generation LLC | Canonsburg, PA | Independent Power Producer | 1 | 3.9 TWh | Mar 2026 | Oct 2025 | $36.86M | |
| NRG Energy Services | Osceola, AR | Commercial|Independent Power Producer | 5 | 3.9 TWh | Mar 2026 | - | ||
| Westbrook Energy Center | Houston, TX | Independent Power Producer | 1 | 3.8 TWh | Mar 2026 | Oct 2025 | $3.93M | |
| Generation Bridge II Connecticut, LLC | Stamford, CT | Investor-Owned Utility | 2 | 3.8 TWh | Mar 2026 | - | ||
| Delta Energy Center LLC | Pittsburg, CA | Independent Power Producer | 1 | 3.8 TWh | Mar 2026 | Oct 2025 | $30.67M | |
| Stanton Clean Energy LLC | Juno Beach, FL | Independent Power Producer | 1 | 3.8 TWh | Mar 2026 | Sep 2025 | $7.76M | |
| Northwestern Energy LLC - (MT) | Butte, MT | |Investor-Owned Utility | 29 | 3.8 TWh | Mar 2026 | Oct 2025 | $9.24M | $9.28M |
| Kleen Energy Systems, LLC | Middletown, CT | Independent Power Producer | 1 | 3.8 TWh | Mar 2026 | Oct 2025 | $62.13M | |
| Milford Power LLC | Milford, CT | Independent Power Producer | 2 | 3.8 TWh | Mar 2026 | Sep 2025 | $48.82M | |
| California Dept. Of Water Resources | Sacramento, CA | State-Owned Utility | 8 | 3.8 TWh | Mar 2026 | Jul 2022 | ||
| Illinois Power Generating Co | Collinsville, IL | Independent Power Producer | 2 | 3.7 TWh | Feb 2026 | Jan 2024 | ||
| Red Oak Operating Services LLC | Sayreville, NJ | Independent Power Producer | 1 | 3.7 TWh | Mar 2026 | - | ||
| Odyssey Operating Services | Charlotte, NC | Independent Power Producer | 1 | 3.6 TWh | Mar 2026 | - | ||
| Bellingham Power Generation LLC | Bellingham, MA | Independent Power Producer | 1 | 3.6 TWh | Mar 2026 | Sep 2025 | $43.78M | |
| Deseret Generation & TRAN Coop | South Jordan, UT | Cooperative | 2 | 3.6 TWh | Mar 2026 | - | ||
| GB II New York LLC | Stamford, CT | Independent Power Producer | 1 | 3.6 TWh | Mar 2026 | Oct 2025 | $72.87M | |
| Seward Generating LLC | Latrobe, PA | Independent Power Producer | 1 | 3.6 TWh | Mar 2026 | - | ||
| Acciona Energy USA Global, LLC | Chicago, IL | Independent Power Producer | 12 | 3.6 TWh | Mar 2026 | - | ||
| Birdsboro Power LLC | Birdsboro, PA | Independent Power Producer | 1 | 3.5 TWh | Mar 2026 | Oct 2025 | $35.81M | |
| City Of Colorado Springs - (Co) | Colorado Springs, CO | Municipally-Owned Utility | 9 | 3.5 TWh | Mar 2026 | - | ||
| Sweeny Cogeneration LLC | Houston, TX | Industrial | 1 | 3.5 TWh | Mar 2026 | - | ||
| Bergen Generating Station | Ridgefield, NJ | Independent Power Producer | 1 | 3.5 TWh | Mar 2026 | - | ||
| Carolina Power Partners, LLC | St. Augustine, FL | Independent Power Producer | 1 | 3.5 TWh | Mar 2026 | Oct 2025 | $40.77M | $315.17k |
| ANP Blackstone Energy Company LLC | Blackstone, MA | Independent Power Producer | 1 | 3.5 TWh | Mar 2026 | Mar 2021 | ||
| Ohio Power Partners, LLC | Middletown, OH | Independent Power Producer | 1 | 3.4 TWh | Mar 2026 | Oct 2025 | $23.60M | |
| Ormat Nevada Inc. | Reno, NV | Independent Power Producer | 28 | 3.4 TWh | Mar 2026 | - | ||
| Tenaska Frontier Partners Ltd | Omaha, NE | Independent Power Producer | 1 | 3.4 TWh | Mar 2026 | Oct 2025 | $1.31M | |
| MRP Generation Holdings, LLC | Effingham, IL | Independent Power Producer | 1 | 3.4 TWh | Mar 2026 | - | ||
| Decatur Energy Center LLC | Decatur, AL | Independent Power Producer | 1 | 3.4 TWh | Mar 2026 | Sep 2025 | $14.74M | |
| Ravenswood Operations LLC | Long Island City, NY | Independent Power Producer | 1 | 3.4 TWh | Mar 2026 | Sep 2025 | $108.71M | |
| Lea Power Partners LLC | Hobbs, NM | Independent Power Producer | 1 | 3.4 TWh | Mar 2026 | Sep 2025 | $11.11M | |
| Ingleside Cogeneration LP | Houston, TX | Industrial | 1 | 3.3 TWh | Mar 2026 | - | ||
| NRG Cottonwood Tenant LLC | Deweyville, TX | Independent Power Producer | 1 | 3.3 TWh | Dec 2025 | Jun 2025 | $22.06M | |
| Western Farmers ELEC Coop, Inc | Anadarko, OK | Cooperative | 10 | 3.3 TWh | Mar 2026 | - | ||
| Wise County Power Company LLC | Independent Power Producer | 1 | 3.3 TWh | Mar 2026 | - | |||
| Wheelabrator Environmental Systems | Portsmouth, NH | Commercial | 18 | 3.3 TWh | Mar 2026 | Jun 2022 | ||
| Quail Run Energy Partners, LP | Odessa, TX | Independent Power Producer | 1 | 3.3 TWh | Dec 2024 | - | ||
| Erie Boulevard Hydropower LP | Queensbury, NY | Independent Power Producer | 71 | 3.3 TWh | Dec 2024 | Sep 2025 | $47.89M | |
| Empire Generating Co LLC | Rensselaer, NY | Independent Power Producer | 1 | 3.3 TWh | Mar 2026 | Oct 2025 | $35.83M | |
| New Athens Generating Company LLC | Darien, CT | Independent Power Producer | 1 | 3.3 TWh | Mar 2026 | Oct 2025 | $65.83M | |
| City Of Tallahassee - (FL) | Tallahassee, FL | Municipally-Owned Utility | 4 | 3.2 TWh | Mar 2026 | Sep 2025 | $1.33M | |
| AGC Division Of APGI Inc | Pittsburgh, PA | Investor-Owned Utility | 1 | 3.2 TWh | Mar 2026 | - | ||
| Hermiston Generating Co LP | Hermiston, OR | Independent Power Producer | 1 | 3.2 TWh | Mar 2026 | Oct 2025 | $10.51M | |
| Transalta Centralia Gen LLC | Centralia, WA | Independent Power Producer | 2 | 3.2 TWh | Jan 2026 | Oct 2025 | $51.05M | |
| Arlington Valley LLC | Pleasanton, CA | Independent Power Producer | 1 | 3.2 TWh | Mar 2026 | Sep 2025 | $30.75M | $9.17M |
| Hermiston Power Partnership | Hermiston, OR | Independent Power Producer | 1 | 3.2 TWh | Mar 2026 | Oct 2025 | $7.42M | $0 |
| Calpine Fore River Energy Center, LLC | North Weymouth, MA | Independent Power Producer | 1 | 3.2 TWh | Mar 2026 | Oct 2025 | $15.56M | $167.57k |
| CER Generation LLC | Baltimore, MD | Independent Power Producer | 1 | 3.2 TWh | Mar 2026 | Sep 2025 | $3 | |
| Consolidated Edison Co-Ny Inc | New York, NY | Investor-Owned Utility | 9 | 3.2 TWh | Mar 2026 | - | ||
| Greenbacker Renewable Energy Corporation | New York, NY | Independent Power Producer | 202 | 3.1 TWh | Mar 2026 | - | ||
| Air Liquide Large Industries U S LP | Houston, TX | Industrial | 3 | 3.1 TWh | Mar 2026 | Sep 2025 | $870.75k | |
| Rayburn Energy Station LLC | Sherman, TX | Cooperative | 1 | 3.1 TWh | Mar 2026 | - | ||
| Allete Clean Energy | Duluth, MN | Independent Power Producer | 14 | 3.1 TWh | Mar 2026 | - | ||
| Elk Hills Power LLC | Tupman, CA | Independent Power Producer | 1 | 3.1 TWh | Mar 2026 | Oct 2025 | $8.40M | |
| Archer Daniels Midland Co | Decatur, IL | Industrial | 16 | 3.0 TWh | Mar 2026 | - | ||
| Big Rivers Electric Corp | Owensboro, KY | Cooperative | 5 | 3.0 TWh | Mar 2026 | Oct 2025 | $77.04M | $13.57M |
| Wolf Hollow I Power, LLC | Granbury, TX | Independent Power Producer | 1 | 3.0 TWh | Mar 2026 | - | ||
| MEC Holdings LLC | Independent Power Producer | 1 | 3.0 TWh | Dec 2024 | - | |||
| Coleto Creek Power LP | Investor-Owned Utility | 1 | 3.0 TWh | Mar 2026 | - | |||
| Carville Energy LLC | St Gabriel, LA | Independent Power Producer | 1 | 3.0 TWh | Feb 2026 | Sep 2025 | $38.12M | |
| Hartree Partners LP | New York, NY | Independent Power Producer | 1 | 3.0 TWh | Mar 2026 | Oct 2025 | $217.65M | $20.03M |
| MN8 Energy LLC | Delray Beach, FL | Independent Power Producer | 187 | 3.0 TWh | Mar 2026 | - | ||
| Cypress Creek Renewables | Santa Monica, CA | Independent Power Producer | 242 | 3.0 TWh | Mar 2026 | - | ||
| Duke Energy Kentucky Inc | Cincinnati, OH | Investor-Owned Utility | 6 | 3.0 TWh | Mar 2026 | Aug 2025 | $41.57M | $29.52k |
| Sunedison LLC | Belmont, CA | Independent Power Producer | 16 | 3.0 TWh | Mar 2026 | - | ||
| New Harquahala Generating Co, LLC | Plano, TX | Independent Power Producer | 1 | 2.9 TWh | Mar 2026 | Oct 2025 | $32.75M | |
| USCE-Nashville District | Nashville, TN | Federally-Owned Utility | 9 | 2.9 TWh | Dec 2024 | - | ||
| City Of Lakeland - (FL) | Lakeland, FL | Municipally-Owned Utility | 3 | 2.9 TWh | Mar 2026 | Apr 2025 | $144.00k | |
| AES Clean Energy | Louisville, CO | Independent Power Producer | 61 | 2.9 TWh | Mar 2026 | - | ||
| BP Alternative Energy | Whiting, IN | Commercial | 1 | 2.9 TWh | Mar 2026 | Jan 2025 | ||
| Black Hills Power, Inc. | Rapid City, SD | Investor-Owned Utility | 9 | 2.9 TWh | Mar 2026 | Oct 2025 | $10.17M | $13.64M |
| Turlock Irrigation District | Turlock, CA | Political Subdivision | 12 | 2.8 TWh | Mar 2026 | Oct 2025 | $23.17M | |
| Bridgeport Energy LLC | Bridgeport, CT | Independent Power Producer | 1 | 2.8 TWh | Mar 2026 | Sep 2025 | $23.16M | |
| High Banks Wind, LLC | Juno Beach, FL | Independent Power Producer | 1 | 2.8 TWh | Mar 2026 | Sep 2025 | $26.44M | |
| Arevon Energy, Inc. | Scottsdale, AZ | Independent Power Producer | 41 | 2.8 TWh | Mar 2026 | - | ||
| Proenergy Services | Houston, TX | Independent Power Producer | 6 | 2.7 TWh | Mar 2026 | - | ||
| Dominion Renewable Energy | Richmond, VA | Independent Power Producer|Investor-Owned Utility | 47 | 2.7 TWh | Mar 2026 | - | ||
| Eastman Cogeneration LP | Longview, TX | Independent Power Producer | 1 | 2.7 TWh | Mar 2026 | Oct 2025 | $16.49M |
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 | Mar 2026 | Nuclear |
| Barry | Bucks, Alabama | 12 TWh | Jan 1954 | Mar 2026 | Natural Gas : 95.8% Bituminous Coal : 4.2% |
| Beaver Valley | Shippingport, Pennsylvania | 15 TWh | Aug 1976 | Mar 2026 | Nuclear |
| Bowen | Cartersville, Georgia | 13 TWh | Sep 1971 | Mar 2026 | Bituminous Coal : 99.8% |
| Braidwood Generation Station | Braceville, Illinois | 20 TWh | Jun 1988 | Mar 2026 | Nuclear |
| Browns Ferry | Decatur, Alabama | 30 TWh | Jul 1974 | Mar 2026 | Nuclear |
| Brunswick Nuclear | Southport, North Carolina | 16 TWh | Oct 1975 | Mar 2026 | Nuclear |
| Byron Generating Station | Byron, Illinois | 19 TWh | Aug 1985 | Mar 2026 | Nuclear |
| Calvert Cliffs Nuclear Power Plant | Lusby, Maryland | 15 TWh | Apr 1975 | Mar 2026 | Nuclear |
| Catawba | York, South Carolina | 19 TWh | May 1985 | Mar 2026 | Nuclear |
| Comanche Peak | Glen Rose, Texas | 20 TWh | Jul 1990 | Mar 2026 | Nuclear |
| Crystal River | Crystal River, Florida | 16 TWh | Sep 1966 | Mar 2026 | Natural Gas : 68.9% Bituminous Coal : 30.9% |
| Diablo Canyon | Avila Beach, California | 17 TWh | Apr 1985 | Mar 2026 | Nuclear |
| Donald C Cook | Bridgman, Michigan | 18 TWh | Jul 1975 | Mar 2026 | Nuclear |
| Dresden Generating Station | Morris, Illinois | 15 TWh | Jul 1970 | Mar 2026 | Nuclear |
| Edwin I Hatch | Baxley, Georgia | 14 TWh | Nov 1975 | Mar 2026 | Nuclear |
| Gavin Power, LLC | Cheshire, Ohio | 13 TWh | Sep 1974 | Mar 2026 | Bituminous Coal : 99.6% |
| Grand Coulee | Grand Coulee, Washington | 18 TWh | Feb 1941 | Mar 2026 | Water |
| Guernsey Power Station | Byesville, Ohio | 12 TWh | Jan 2023 | Mar 2026 | Natural Gas |
| H Allen Franklin Combined Cycle | Smiths, Alabama | 12 TWh | May 2002 | Mar 2026 | Natural Gas |
| Hines Energy Complex | Bartow, Florida | 12 TWh | Mar 1999 | Mar 2026 | Natural Gas |
| Jack McDonough | Smyrna, Georgia | 18 TWh | Apr 1971 | Mar 2026 | Natural Gas |
| James H Miller Jr | Quinton, Alabama | 19 TWh | Sep 1978 | Mar 2026 | Subbituminous Coal : 99.1% Natural Gas : 0.9% |
| Joseph M Farley | Columbia, Alabama | 13 TWh | Nov 1977 | Mar 2026 | Nuclear |
| Labadie | Labadie, Missouri | 16 TWh | May 1970 | Mar 2026 | Subbituminous Coal : 99.9% |
| LaSalle Generating Station | Marseilles, Illinois | 19 TWh | Dec 1983 | Mar 2026 | Nuclear |
| Limerick | Sanatoga, Pennsylvania | 19 TWh | Jan 1986 | Mar 2026 | Nuclear |
| McGuire | Huntersville, North Carolina | 19 TWh | Aug 1981 | Mar 2026 | Nuclear |
| Millstone | Waterford, Connecticut | 17 TWh | Nov 1975 | Mar 2026 | Nuclear |
| Monroe (MI) | Monroe, Michigan | 16 TWh | Oct 1969 | Mar 2026 | Subbituminous Coal : 75.0% Bituminous Coal : 16.0% Petroleum Coke : 8.9% |
| Nine Mile Point Nuclear Station | Lycoming, New York | 16 TWh | Nov 1969 | Mar 2026 | Nuclear |
| North Anna | Mineral, Virginia | 16 TWh | May 1978 | Mar 2026 | Nuclear |
| Oconee | Seneca, South Carolina | 22 TWh | Jun 1973 | Mar 2026 | Nuclear |
| Okeechobee Clean Energy Center | Okeechobee, Florida | 12 TWh | Feb 2019 | Feb 2026 | Natural Gas |
| Palo Verde | Wintersburg, Arizona | 31 TWh | Dec 1985 | Mar 2026 | Nuclear |
| Peach Bottom | Delta, Pennsylvania | 22 TWh | Jun 1974 | Mar 2026 | Nuclear |
| Prairie State Generating Station | Marissa, Illinois | 12 TWh | May 2012 | Mar 2026 | Bituminous Coal : 99.8% |
| PSEG Salem Generating Station | Hancocks Bridge, New Jersey | 19 TWh | May 1971 | Mar 2026 | Nuclear |
| Quad Cities Generating Station | Cordova, Illinois | 16 TWh | Nov 1972 | Mar 2026 | Nuclear |
| Robert Moses Niagara | Lewiston, New York | 14 TWh | Dec 1960 | Mar 2026 | Water |
| Sequoyah | Soddy Daisy, Tennessee | 15 TWh | Jun 1981 | Mar 2026 | Nuclear |
| South Texas Project | Wadsworth, Texas | 21 TWh | Jul 1988 | Mar 2026 | Nuclear |
| St Lucie | Jensen Beach, Florida | 16 TWh | Apr 1976 | Mar 2026 | Nuclear |
| Surry | Surry, Virginia | 13 TWh | Nov 1972 | Mar 2026 | Nuclear |
| TalenEnergy Susquehanna | Berwick, Pennsylvania | 19 TWh | May 1983 | Mar 2026 | Nuclear |
| Turkey Point | Homestead, Florida | 20 TWh | Mar 1967 | Mar 2026 | Nuclear : 68.1% Natural Gas : 31.9% |
| Vogtle | Waynesboro, Georgia | 37 TWh | Apr 1987 | Mar 2026 | Nuclear |
| W A Parish | Thompsons, Texas | 15 TWh | May 1958 | Mar 2026 | Subbituminous Coal : 82.1% Natural Gas : 17.9% |
| Watts Bar Nuclear Plant | Spring City, Tennessee | 18 TWh | Apr 1996 | Mar 2026 | Nuclear |
| West County Energy Center | Loxahatchee, Florida | 18 TWh | Jul 2009 | Mar 2026 | Natural Gas |