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 |
|---|---|---|---|---|---|---|---|---|
| Tesoro Refng Marketing Co MNTN Region | Salt Lake City, UT | Industrial | 1 | 216.4 GWh | May 2026 | - | ||
| The University Of Utah | Salt Lake City, UT | State-Owned Utility | 1 | 51.4 GWh | May 2026 | - | ||
| Utah Associated Mun Power SYS | Salt Lake City, UT | Political Subdivision | 4 | 1.0 TWh | May 2026 | - | ||
| West Line Solar, LLC | Salt Lake City, UT | Independent Power Producer | - | 286.9 GWh | Dec 2024 | Sep 2025 | $2.03M | |
| Pennsylvania Renewable Resources | Saltsburg, PA | Independent Power Producer | 1 | 48.9 GWh | Dec 2025 | - | ||
| Montgomery County Solar | SAM LUIS Obispo, CA | Independent Power Producer | 1 | 2.5 GWh | Dec 2025 | - | ||
| City Of San Antonio - (TX) | San Antonio, TX | Municipally-Owned Utility | 19 | 24.6 TWh | May 2026 | - | ||
| OCI Energy LLC | San Antonio, TX | Independent Power Producer | 5 | 93.0 GWh | Dec 2025 | - | ||
| Organic Energy Solutions, Inc. | San Bernardino, CA | Independent Power Producer | 1 | 4.9 GWh | Dec 2024 | - | ||
| San Bernardino Valley Mun. Water DIST. | San Bernardino, CA | Municipally-Owned Utility | 1 | 1.6 GWh | Dec 2025 | - | ||
| Se Aragorn, LLC | San Carlos, CA | Independent Power Producer | 1 | 366.9 GWh | May 2026 | - | ||
| Se Athos I, LLC | San Carlos, CA | Independent Power Producer | 1 | 775.8 GWh | May 2026 | Sep 2025 | $4.73M | |
| Se Athos II, LLC | San Carlos, CA | Independent Power Producer | 1 | 616.5 GWh | May 2026 | Sep 2025 | $3.79M | |
| Se Juno, LLC | San Carlos, CA | Independent Power Producer | 1 | 835.1 GWh | May 2026 | - | ||
| Se Titan, LLC | San Carlos, CA | Independent Power Producer | 1 | 611.0 GWh | May 2026 | - | ||
| Morris Ridge Solar Energy Center, LLC | San Diego,, CA | Independent Power Producer | 1 | 335.0 GWh | May 2026 | Sep 2025 | $3.72M | |
| Arrow Canyon Solar LLC | San Diego, CA | Independent Power Producer | 1 | 665.6 GWh | May 2026 | Sep 2025 | $6.90M | |
| Avenal Park, LLC | San Diego, CA | - | - | - | Sep 2025 | $754.76k | ||
| Avenal Solar Holdings LLC | San Diego, CA | Independent Power Producer | 3 | 79.5 GWh | Dec 2025 | - | ||
| Big Beau Solar, LLC | San Diego, CA | Independent Power Producer | 1 | 366.8 GWh | May 2026 | Oct 2025 | $3.30M | |
| Boswell Wind, LLC | San Diego, CA | Independent Power Producer | 1 | 1.3 TWh | May 2026 | Sep 2025 | $7.46M | |
| Bull Creek Wind LLC | San Diego, CA | Independent Power Producer | 1 | 279.9 GWh | Dec 2025 | - | ||
| Calpeak Power - Border LLC | San Diego, CA | Independent Power Producer | - | - | Dec 2013 | Oct 2025 | $1.12M | |
| Calpeak Power - Enterprise LLC | San Diego, CA | Independent Power Producer | - | - | Dec 2013 | Oct 2025 | $1.04M | |
| Calpeak Power, LLC | San Diego, CA | Independent Power Producer | 6 | 36.2 GWh | May 2026 | Oct 2025 | $4.32M | $4.32M |
| Calpeak Power - Panoche LLC | San Diego, CA | Independent Power Producer | - | - | Dec 2013 | Oct 2025 | $1.19M | |
| Calpeak Power - VACA Dixon LLC | San Diego, CA | Independent Power Producer | - | - | Dec 2013 | Oct 2025 | $970.94k | |
| Calpine Community Energy, LLC | San Diego, CA | - | - | - | Oct 2025 | $11.85M | $23.49M | |
| Calpine Energy Solutions, LLC | San Diego, CA | - | - | - | Oct 2025 | $109.93M | $233.66M | |
| City Of San Diego - (Ca) | San Diego, CA | Municipally-Owned Utility | 3 | 31.4 GWh | May 2026 | - | ||
| Coachella Wind Holdings, LLC | San Diego, CA | Independent Power Producer | - | - | Dec 2021 | Oct 2025 | $714.89k | |
| Colton Solar One, LLC | San Diego, CA | Independent Power Producer | 1 | 4.3 GWh | Dec 2025 | - | ||
| Colton Solar Two, LLC | San Diego, CA | Independent Power Producer | 1 | 856.0 MWh | Dec 2025 | - | ||
| Department Of The Navy | San Diego, CA | Federally-Owned Utility | 1 | 19.8 GWh | May 2026 | - | ||
| Desert Harvest II LLC | San Diego, CA | Independent Power Producer | 1 | 214.6 GWh | May 2026 | Oct 2025 | $2.23M | |
| Desert Harvest, LLC | San Diego, CA | Independent Power Producer | 1 | 260.5 GWh | May 2026 | Oct 2025 | $2.95M | |
| EDF Renewable Asset Holdings, Inc. | San Diego, CA | Independent Power Producer | 36 | 11.9 TWh | May 2026 | - | ||
| Ee Waianae Solar Project LLC | San Diego, CA | Independent Power Producer | 1 | 59.4 GWh | May 2026 | - | ||
| Eurus Combine Hills I LLC | San Diego, CA | Independent Power Producer | 1 | 66.9 GWh | Dec 2025 | Sep 2025 | $878.77k | |
| Eurus Combine Hills II LLC | San Diego, CA | Independent Power Producer | 1 | 150.1 GWh | Dec 2025 | Sep 2025 | $3.86M | |
| Foard City Wind, LLC | San Diego, CA | Independent Power Producer | 1 | 1.3 TWh | May 2026 | - | ||
| Glaciers Edge Wind Project LLC | San Diego, CA | Commercial | - | - | - | Oct 2025 | $1.46M | |
| Griffin Trail Wind, LLC | San Diego, CA | Independent Power Producer | 1 | 767.0 GWh | May 2026 | - | ||
| Hale Kuawehi Solar LLC | San Diego, CA | Independent Power Producer | 1 | 86.7 GWh | May 2026 | - | ||
| Hillcrest Solar I, LLC | San Diego, CA | Independent Power Producer | 1 | 405.3 GWh | May 2026 | Sep 2025 | $3.76M | |
| Horseshoe Bend Hydroelectric Co | San Diego, CA | Independent Power Producer | 1 | 47.7 GWh | Dec 2025 | - | ||
| King Creek Wind Farm 1, LLC | San Diego, CA | Independent Power Producer | 1 | 639.3 GWh | May 2026 | - | ||
| King Creek Wind Farm 2, LLC | San Diego, CA | Independent Power Producer | 1 | 735.5 GWh | May 2026 | - | ||
| Kyocera International, Inc | San Diego, CA | Industrial | 1 | 14.5 GWh | Dec 2025 | - | ||
| Las Majadas Wind Farm, LLC | San Diego, CA | Independent Power Producer | 1 | 846.7 GWh | May 2026 | - | ||
| Malaga Power, LLC | San Diego, CA | - | - | - | Oct 2025 | $4.25M | ||
| Maverick Solar 4, LLC | San Diego, CA | Independent Power Producer | 1 | 324.1 GWh | May 2026 | Oct 2025 | $3.96M | |
| Maverick Solar 6, LLC | San Diego, CA | Independent Power Producer | 1 | 276.3 GWh | May 2026 | Oct 2025 | $3.61M | |
| Maverick Solar 7, LLC | San Diego, CA | Independent Power Producer | 1 | 441.2 GWh | May 2026 | Oct 2025 | $3.10M | |
| Maverick Solar LLC | San Diego, CA | Independent Power Producer | 2 | 369.5 GWh | May 2026 | Oct 2025 | $3.87M | |
| Midway Peaking LLC | San Diego, CA | Independent Power Producer | - | - | Dec 2013 | Oct 2025 | $3.24M | |
| Milligan 1 Wind, LLC | San Diego, CA | Independent Power Producer | 1 | 1.1 TWh | May 2026 | Oct 2025 | $6.42M | |
| Mountain Air Projects, LLC | San Diego, CA | Independent Power Producer | 6 | 335.2 GWh | Dec 2025 | - | ||
| MRP Pacifica Marketing LLC | San Diego, CA | - | - | - | Sep 2025 | $884.96k | $3.03M | |
| Oasis ALTA, LLC | San Diego, CA | Independent Power Producer | - | - | - | Oct 2025 | $818.48k | |
| Painted Hills Wind Holdings, LLC | San Diego, CA | Independent Power Producer | - | - | Dec 2021 | Oct 2025 | $2.53M | |
| Peregrine Energy Storage, LLC | San Diego, CA | Independent Power Producer | 1 | -20.4 GWh | May 2026 | Oct 2025 | $542.58k | |
| Phoebe Energy Project, LLC | San Diego, CA | Independent Power Producer | 1 | 575.1 GWh | May 2026 | - | ||
| PIO PICO Energy Center LLC | San Diego, CA | Independent Power Producer | 1 | 50.8 GWh | Dec 2025 | Sep 2025 | $14.35M | |
| Powerflex | San Diego, CA | Commercial | 13 | 41.9 GWh | Dec 2025 | - | ||
| Qualcomm Incorporated | San Diego, CA | Commercial | 3 | 21.0 GWh | May 2026 | - | ||
| Salka Cabazon Wind LLC | San Diego, CA | Independent Power Producer | 1 | 13.5 GWh | Dec 2025 | Sep 2025 | $277.55k | |
| San Diego Gas & Electric Co | San Diego, CA | Investor-Owned Utility | 19 | 1.5 TWh | May 2026 | Oct 2025 | $142.85M | $219.97M |
| San Diego State University | San Diego, CA | State-Owned Utility | 1 | 60.8 GWh | May 2026 | - | ||
| Sand Drag LLC | San Diego, CA | - | - | - | Sep 2025 | $2.36M | ||
| Sempra Gas & Power Marketing, LLC | San Diego, CA | - | - | - | Oct 2025 | $43.05M | $28.40M | |
| SOLV Energy, LLC | San Diego, CA | Independent Power Producer | 1 | 23.0 GWh | Dec 2025 | - | ||
| Summit Water Nexus, Mount Holly, LLC | San Diego, CA | Independent Power Producer | 1 | 1.3 GWh | Dec 2024 | - | ||
| Sun City Project LLC | San Diego, CA | - | - | - | Sep 2025 | $2.55M | ||
| 0HAM Wham8 Solar, LLC | San Francisco, CA | Independent Power Producer | 1 | 14.9 GWh | Dec 2024 | - | ||
| 147 Williamsville Solar 1, LLC | San Francisco, CA | Independent Power Producer | 1 | 9.5 GWh | Dec 2024 | - | ||
| 160tih Wham8 Solar, LLC | San Francisco, CA | Independent Power Producer | 1 | 10.6 GWh | Dec 2024 | - | ||
| 196tre Wham8 Solar, LLC | San Francisco, CA | Independent Power Producer | 1 | 4.3 GWh | Dec 2024 | - | ||
| 276fed Wham8 Solar, LLC | San Francisco, CA | Independent Power Producer | 1 | 10.6 GWh | Dec 2024 | - | ||
| 299F2M Wham8 Solar, LLC | San Francisco, CA | Independent Power Producer | 1 | 6.3 GWh | Dec 2024 | - | ||
| 59fed Wham8 Solar, LLC | San Francisco, CA | Independent Power Producer | 1 | 12.4 GWh | Dec 2024 | - | ||
| 71CFR Wham8 Solar, LLC | San Francisco, CA | Independent Power Producer | 1 | 3.0 GWh | Dec 2024 | - | ||
| 77F2M Wham8 Solar, LLC | San Francisco, CA | Independent Power Producer | 1 | 10.3 GWh | Dec 2024 | - | ||
| 7V Solar Ranch, LLC | San Francisco, CA | Independent Power Producer | 1 | 569.7 GWh | May 2026 | - | ||
| 96WI 8ME, LLC | San Francisco, CA | Independent Power Producer | - | - | - | Oct 2025 | $570.37k | |
| Ap North Lake I, LP | San Francisco, CA | Independent Power Producer | 1 | 47.8 GWh | Dec 2025 | - | ||
| Arche Energy Project, LLC | San Francisco, CA | - | - | - | Sep 2025 | $2.25M | ||
| Arica Solar, LLC | San Francisco, CA | Independent Power Producer | 1 | 823.9 GWh | May 2026 | Oct 2025 | $11.48M | |
| Arthur Solar 2, LLC | San Francisco, CA | Independent Power Producer | 1 | 3.1 GWh | Dec 2025 | - | ||
| Ballenger Road Solar A | San Francisco, CA | Independent Power Producer | 1 | 4.2 GWh | Dec 2025 | - | ||
| Bearpond Solar Center LLC | San Francisco, CA | Independent Power Producer | 1 | 4.6 GWh | Dec 2025 | - | ||
| Beckwith Solar, LLC | San Francisco, CA | Independent Power Producer | 1 | 4.5 GWh | Dec 2025 | - | ||
| Bellflower Solar 1, LLC | San Francisco, CA | - | - | - | Oct 2025 | $3.49M | ||
| Bighorn Solar 1, LLC | San Francisco, CA | - | - | - | Oct 2025 | $3.70M | ||
| Black Bear Alabama Solar Tenant, LLC | San Francisco, CA | - | - | - | Oct 2025 | $6.18M | ||
| Black Rock Wind Force, LLC | San Francisco, CA | Independent Power Producer | 1 | 415.9 GWh | May 2026 | Oct 2025 | $5.41M | |
| Blodgett Street Solar 1, LLC | San Francisco, CA | Independent Power Producer | 1 | 10.6 GWh | Dec 2024 | - | ||
| Bluestone Solar LLC | San Francisco, CA | Independent Power Producer | 1 | 3.4 GWh | Dec 2025 | - | ||
| BMP Wind LLC | San Francisco, CA | Independent Power Producer | 1 | 1.0 TWh | May 2026 | - | ||
| Breckenridge Street Solar 1, LLC | San Francisco, CA | Independent Power Producer | 1 | 7.3 GWh | Dec 2024 | - |
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 |