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 |
|---|---|---|---|---|---|---|---|---|
| Twin Cities Hydro LLC | Independent Power Producer | 1 | 97.0 GWh | Dec 2024 | - | |||
| Tulsa LFG LLC | Independent Power Producer | 1 | 18.7 GWh | Dec 2024 | - | |||
| Trona Solar III LLC | Independent Power Producer | 1 | 4.7 GWh | Dec 2024 | - | |||
| Tofteland Windfarm LLC | Independent Power Producer | 1 | 288.0 MWh | Dec 2024 | - | |||
| Thermo No 1 Be 01 LLC | Independent Power Producer | 2 | 63.4 GWh | Dec 2024 | - | |||
| TG Windfarm LLC | Independent Power Producer | 1 | 664.0 MWh | Dec 2024 | - | |||
| Tesla Inc. | Commercial|Independent Power Producer | 87 | 254.8 GWh | Dec 2024 | - | |||
| Taygete Energy Project LLC | Independent Power Producer | 1 | 580.0 GWh | Feb 2026 | - | |||
| TRI-State Generation And Transmission Association, Inc. | Westminster, CO | - | - | - | Oct 2025 | $309.00M | $68.23M | |
| TRI-State G & T Assn, Inc | Westminster, CO | Cooperative | 12 | 6.9 TWh | Feb 2026 | - | ||
| Town Of West Boylston - (Ma) | West Boylston, MA | Municipally-Owned Utility | 1 | 2.3 GWh | Dec 2024 | - | ||
| The Narragansett Electric Company | Washington, DC | - | - | - | Oct 2025 | $18.73M | $70.21M | |
| The George Washington University | Washington, DC | Independent Power Producer | 1 | 691.5 MWh | Dec 2024 | - | ||
| TAIT Electric Generating Station, LLC | Washington, DC | - | - | - | Oct 2025 | $25.28M | ||
| Tumbleweed Energy Storage, LLC | Walnut Creek, CA | Independent Power Producer | 1 | -27.6 GWh | Feb 2026 | Sep 2025 | $4.43M | |
| TRES Power VIctoria LLC | Victoria, TX | Independent Power Producer | 2 | 103.5 GWh | Dec 2024 | - | ||
| Telocaset Wind Power Partners | Union, OR | Independent Power Producer | 1 | 317.4 GWh | Dec 2024 | Sep 2025 | $5.13M | |
| Turlock Irrigation District | Turlock, CA | Political Subdivision | 12 | 2.8 TWh | Feb 2026 | Oct 2025 | $23.17M | |
| Targa Pipeline Mid-Continent West Ok LLC | Tulsa, OK | Industrial | 1 | 19.8 GWh | Feb 2026 | - | ||
| Tucson Electric Power Co | Tucson, AZ | Investor-Owned Utility | 13 | 9.0 TWh | Feb 2026 | Oct 2025 | $61.93M | $38.77M |
| Trent Wind Farm LLC | Trent, TX | Independent Power Producer | 1 | 563.6 GWh | Dec 2024 | - | ||
| Trenton Municipal Utilities - (Mo) | Trenton, MO | Municipally-Owned Utility | 3 | 307.4 MWh | Dec 2024 | - | ||
| Torrance Refining Company, LLC | Torrance, CA | Industrial | 1 | 84.1 GWh | Feb 2026 | - | ||
| Tonopah Solar Energy LLC | Tonopah, NV | Independent Power Producer | 1 | 72.1 GWh | Feb 2026 | Sep 2025 | $54.74k | |
| Toledo Zoological Society | Toledo, OH | Commercial | 1 | 1.5 GWh | Dec 2024 | - | ||
| Tiverton Power LLC | Tiverton, RI | Independent Power Producer | 1 | 1.7 TWh | Dec 2024 | Sep 2025 | $20.48M | |
| Tinton Falls Solar | Tinton Falls, NJ | Independent Power Producer | 1 | 44.3 GWh | Dec 2023 | - | ||
| Tilton Energy LLC | Tilton, IL | Independent Power Producer | 1 | 69.3 GWh | Dec 2024 | Sep 2025 | $1.77M | |
| Tillamook Biogas, LLC Digester | Tillamook, OR | Independent Power Producer | 1 | 759.1 MWh | Dec 2023 | - | ||
| Taos Mesa Energy Facility, LLC | Taos, NM | Cooperative | 1 | 40.8 GWh | Feb 2026 | - | ||
| Tampa Electric Co | Tampa, FL | Investor-Owned Utility | 46 | 21.7 TWh | Feb 2026 | Oct 2025 | $3.56M | $37.45M |
| Town Of Stowe- (VT) | Stowe, VT | Municipally-Owned Utility | 1 | 1.3 GWh | Dec 2024 | - | ||
| Thomson Corp | Stamford, CT | Commercial | 1 | 464.0 MWh | Feb 2026 | - | ||
| Town Of Stafford - (CT) | Stafford Springs, CT | Municipally-Owned Utility | 1 | 3.3 GWh | Dec 2024 | - | ||
| Titlow Garden LLC | St. Paul, MN | Independent Power Producer | 1 | 1.9 GWh | Dec 2024 | - | ||
| Truman Solar, LLC | St. Louis Park, MN | Independent Power Producer | 1 | 23.5 GWh | Dec 2024 | - | ||
| Townsite Solar, LLC | St Thomas, VI | Independent Power Producer | 1 | 487.9 GWh | Feb 2026 | Oct 2025 | $7.67M | $2.27M |
| Town Of Amherst Solar, LLC | St Louis Park, MN | Independent Power Producer | 1 | 4.1 GWh | Dec 2024 | - | ||
| Twin Eagle Resource Management, LLC | Spring, TX | - | - | - | Oct 2025 | $6.31M | $2.22M | |
| The Gillette Company | South Boston, MA | Industrial | 1 | 58.7 GWh | Feb 2026 | - | ||
| Town Of Shrewsbury - (Ma) | Shrewsbury, MA | Municipally-Owned Utility | 2 | 581.6 MWh | Dec 2024 | - | ||
| Thor Solar 1 CEI, LLC | Scottsdale, AZ | Independent Power Producer | 8 | 52.7 GWh | Dec 2024 | - | ||
| Taurus Community Solar | Scottsdale, AZ | Independent Power Producer | 1 | 6.5 GWh | Dec 2024 | - | ||
| Taloga Wind LLC | Scottsdale, AZ | Independent Power Producer | 1 | 208.3 GWh | Dec 2024 | Sep 2025 | $2.25M | |
| Township Road 215 Solar Project 2021, LLC | Schenectady, NY | Independent Power Producer | 1 | 3.8 GWh | Dec 2024 | - | ||
| TJA-Ny-11202 Ridge RD Medina, LLC | Schenectady, NY | Independent Power Producer | 1 | 6.9 GWh | Dec 2024 | - | ||
| THD NJ Riverview Main Distribution Center Solar Project 2020, LL | Schenectady, NY | Independent Power Producer | 1 | 4.7 GWh | Dec 2024 | - | ||
| Topaz Solar Farms LLC | Santa Margarita, CA | Independent Power Producer | 1 | 1.1 TWh | Feb 2026 | Sep 2025 | $42.73M | |
| Temescal Canyon RV, LLC | Santa Ana, CA | Independent Power Producer | 1 | 1.9 GWh | Dec 2024 | - | ||
| Transamerica Pyramid Properties LLC | San Francisco, CA | Commercial | 1 | 667.1 MWh | Dec 2023 | - | ||
| Texas Solar Nova 2, LLC | San Francisco, CA | Independent Power Producer | 1 | 602.1 GWh | Feb 2026 | - | ||
| Texas Solar Nova 1, LLC | San Francisco, CA | Independent Power Producer | 1 | 754.9 GWh | Feb 2026 | - | ||
| Ta-High Desert LLC | San Francisco, CA | Independent Power Producer | 1 | 59.4 GWh | Dec 2024 | - | ||
| The University Of Utah | Salt Lake City, UT | State-Owned Utility | 1 | 51.1 GWh | Feb 2026 | - | ||
| Tesoro Refng Marketing Co MNTN Region | Salt Lake City, UT | Industrial | 1 | 214.4 GWh | Feb 2026 | - | ||
| Tranquillity Solar 1, LLC | Safety Harbor, FL | Independent Power Producer | 1 | 2.9 GWh | Dec 2024 | - | ||
| Tannery Road Solar, LLC | Safety Harbor, FL | Independent Power Producer | 1 | 2.6 GWh | Feb 2026 | - | ||
| Triton College | River Grove, IL | Independent Power Producer | 1 | 767.0 MWh | Feb 2026 | - | ||
| Tulare Solar Center, LLC | Reno, NV | Independent Power Producer | 1 | 144.0 GWh | Feb 2026 | Sep 2025 | $1.11M | |
| Truckee Meadows Water Authority | Reno, NV | Municipally-Owned Utility | 3 | 59.2 GWh | Feb 2026 | - | ||
| Trustees Of Princeton University | Princeton, NJ | Commercial | 1 | 81.6 GWh | Feb 2026 | - | ||
| Town Of Foxborough - Landfill (SREC II) | Princeton, NJ | Independent Power Producer | 1 | 2.0 GWh | Dec 2024 | - | ||
| Town Of Princeton - (Ma) | Princeton, MA | Municipally-Owned Utility | 1 | 4.2 GWh | Dec 2024 | - | ||
| Twin Buttes Wind LLC | Portland, OR | - | - | - | Sep 2025 | $2.90M | ||
| Twin Buttes Wind II LLC | Portland, OR | - | - | - | Sep 2025 | $1.96M | ||
| TULE Wind LLC | Portland, OR | - | - | - | Sep 2025 | $6.14M | ||
| Trimont Wind I LLC | Portland, OR | - | - | - | Sep 2025 | $1.89M | ||
| TLS Capital, Inc | Portland, OR | Independent Power Producer | 1 | 4.2 GWh | Dec 2024 | - | ||
| TX LFG Energy, LP | Pittsburgh, PA | Independent Power Producer | 6 | 7.6 GWh | Dec 2024 | - | ||
| Twin Ridges LLC | Pittsburgh, PA | - | - | - | Oct 2025 | $6.37M | ||
| TRI-Dam Power Authority | Pinecrest, CA | Political Subdivision | 1 | 93.1 GWh | Dec 2024 | - | ||
| The Energy Cooperative Of Pennsylvania, Inc. | Philadelphia, PA | - | - | - | Oct 2025 | $39.63k | ||
| Temple University | Philadelphia, PA | Commercial | 1 | 854.0 MWh | Feb 2026 | - | ||
| TPW Petersburg LLC | Petersburg, NE | Independent Power Producer | 1 | 177.4 GWh | Dec 2024 | Sep 2025 | $2.69M | |
| Tropico, LLC | Pasadena, CA | Independent Power Producer | - | - | Dec 2019 | Sep 2025 | $996.99k | |
| Tyson Nick Solar Project, LLC | Paris, TX | Independent Power Producer | 1 | 58.3 GWh | Feb 2026 | - | ||
| TYR Energy, LLC | Overland Park, KS | - | - | - | Sep 2025 | $4.63M | $2.81M | |
| Town Of OTIS | OTIS, MA | Municipally-Owned Utility | 1 | 3.0 GWh | Dec 2023 | - | ||
| Temple-Inland Corp | Orange, TX | Commercial|Industrial | 1 | 757.2 GWh | Feb 2026 | - | ||
| Tower Kleber Ltd Partnership | Onaway, MI | Independent Power Producer | 1 | 5.2 GWh | Dec 2024 | - | ||
| Tenaska VIrginia Partners LP | Omaha, NE | Independent Power Producer | 1 | 5.5 TWh | Feb 2026 | Oct 2025 | $83.44M | |
| Tenaska Pennsylvania Partners, LLC | Omaha, NE | Independent Power Producer | 1 | 6.9 TWh | Feb 2026 | Oct 2025 | $65.81M | |
| Tenaska Georgia Partners LP | Omaha, NE | Independent Power Producer | 1 | 109.2 GWh | Feb 2026 | Sep 2025 | $15.67M | |
| Tenaska Gateway Partners Ltd | Omaha, NE | Independent Power Producer | 1 | 4.9 TWh | Feb 2026 | Oct 2025 | $27.20M | |
| Tenaska Frontier Partners Ltd | Omaha, NE | Independent Power Producer | 1 | 3.7 TWh | Feb 2026 | Oct 2025 | $1.31M | |
| Tenaska Clear Creek Wind, LLC | Omaha, NE | - | - | - | Sep 2025 | $3.00M | ||
| Tenaska Alabama Partners LP | Omaha, NE | Independent Power Producer | 1 | 1.8 TWh | Dec 2024 | Sep 2025 | $15.80M | |
| Timberline Energy LLC | NOVI, MI | Independent Power Producer | 1 | 19.6 GWh | Dec 2024 | - | ||
| The Trustees Of Smith College | Northampton, MA | Commercial | 1 | 15.6 GWh | Dec 2024 | - | ||
| Toray Plastics America | North Kingstown, RI | Industrial | 1 | 155.0 GWh | Dec 2024 | - | ||
| TIG Sun Energy I LLC | North Charleston, SC | Independent Power Producer | 1 | 3.6 GWh | Dec 2024 | - | ||
| Twiggs County Solar, LLC | New York, NY | - | - | - | Sep 2025 | $3.08M | ||
| TPE ALTA Luna, LLC | New York, NY | Independent Power Producer | 1 | 9.6 GWh | Jan 2026 | Jul 2025 | $260.24k | |
| Tower Solar Partners, LLC | New York, NY | Independent Power Producer | 1 | 7.5 GWh | Dec 2024 | - | ||
| Terraform Arcadia | New York, NY | Independent Power Producer | 56 | 167.3 GWh | Dec 2024 | - | ||
| Terra-Gen Operating Co-Wind | New York, NY | Independent Power Producer | 65 | 5.3 TWh | Feb 2026 | - | ||
| Terra-Gen Mojave Windfarms, LLC | New York, NY | - | - | - | Oct 2025 | $725.39k | ||
| TAI Norton Solar LLC | New York, NY | Independent Power Producer | 1 | 103.7 GWh | Feb 2026 | - | ||
| TAI Huntsville Solar, LLC | New York, NY | Independent Power Producer | 1 | 66.4 GWh | Feb 2026 | Oct 2025 | $820.85k | |
| Tamarack Energy | New Meadows, ID | Independent Power Producer | 1 | 13.3 GWh | Feb 2026 | - |
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 | Feb 2026 | Nuclear |
| Barry | Bucks, Alabama | 12 TWh | Jan 1954 | Feb 2026 | Natural Gas : 95.8% Bituminous Coal : 4.2% |
| Beaver Valley | Shippingport, Pennsylvania | 15 TWh | Aug 1976 | Feb 2026 | Nuclear |
| Bowen | Cartersville, Georgia | 12 TWh | Sep 1971 | Feb 2026 | Bituminous Coal : 99.8% |
| Braidwood Generation Station | Braceville, Illinois | 20 TWh | Jun 1988 | Feb 2026 | Nuclear |
| Browns Ferry | Decatur, Alabama | 30 TWh | Jul 1974 | Feb 2026 | Nuclear |
| Brunswick Nuclear | Southport, North Carolina | 16 TWh | Oct 1975 | Feb 2026 | Nuclear |
| Byron Generating Station | Byron, Illinois | 20 TWh | Aug 1985 | Feb 2026 | Nuclear |
| Calvert Cliffs Nuclear Power Plant | Lusby, Maryland | 15 TWh | Apr 1975 | Feb 2026 | Nuclear |
| Catawba | York, South Carolina | 20 TWh | May 1985 | Feb 2026 | Nuclear |
| Comanche Peak | Glen Rose, Texas | 20 TWh | Jul 1990 | Feb 2026 | Nuclear |
| Crystal River | Crystal River, Florida | 16 TWh | Sep 1966 | Feb 2026 | Natural Gas : 71.2% Bituminous Coal : 28.6% |
| Diablo Canyon | Avila Beach, California | 17 TWh | Apr 1985 | Feb 2026 | Nuclear |
| Donald C Cook | Bridgman, Michigan | 17 TWh | Jul 1975 | Feb 2026 | Nuclear |
| Dresden Generating Station | Morris, Illinois | 15 TWh | Jul 1970 | Feb 2026 | Nuclear |
| Edwin I Hatch | Baxley, Georgia | 14 TWh | Nov 1975 | Feb 2026 | Nuclear |
| Gavin Power, LLC | Cheshire, Ohio | 13 TWh | Sep 1974 | Feb 2026 | Bituminous Coal : 99.5% |
| Grand Coulee | Grand Coulee, Washington | 18 TWh | Feb 1941 | Feb 2026 | Water |
| Guernsey Power Station | Byesville, Ohio | 12 TWh | Jan 2023 | Feb 2026 | Natural Gas |
| H Allen Franklin Combined Cycle | Smiths, Alabama | 12 TWh | May 2002 | Feb 2026 | Natural Gas |
| Hines Energy Complex | Bartow, Florida | 12 TWh | Mar 1999 | Feb 2026 | Natural Gas |
| Jack McDonough | Smyrna, Georgia | 18 TWh | Apr 1971 | Feb 2026 | Natural Gas |
| James H Miller Jr | Quinton, Alabama | 19 TWh | Sep 1978 | Feb 2026 | Subbituminous Coal : 99.2% Natural Gas : 0.8% |
| Joseph M Farley | Columbia, Alabama | 13 TWh | Nov 1977 | Feb 2026 | Nuclear |
| Labadie | Labadie, Missouri | 17 TWh | May 1970 | Feb 2026 | Subbituminous Coal |
| LaSalle Generating Station | Marseilles, Illinois | 19 TWh | Dec 1983 | Feb 2026 | Nuclear |
| Limerick | Sanatoga, Pennsylvania | 19 TWh | Jan 1986 | Feb 2026 | Nuclear |
| McGuire | Huntersville, North Carolina | 19 TWh | Aug 1981 | Feb 2026 | Nuclear |
| Millstone | Waterford, Connecticut | 17 TWh | Nov 1975 | Feb 2026 | Nuclear |
| Monroe (MI) | Monroe, Michigan | 16 TWh | Oct 1969 | Feb 2026 | Subbituminous Coal : 74.7% Bituminous Coal : 16.2% Petroleum Coke : 8.9% |
| Nine Mile Point Nuclear Station | Lycoming, New York | 16 TWh | Nov 1969 | Feb 2026 | Nuclear |
| North Anna | Mineral, Virginia | 15 TWh | May 1978 | Feb 2026 | Nuclear |
| Oconee | Seneca, South Carolina | 22 TWh | Jun 1973 | Feb 2026 | Nuclear |
| Okeechobee Clean Energy Center | Okeechobee, Florida | 12 TWh | Feb 2019 | Feb 2026 | Natural Gas |
| Palo Verde | Wintersburg, Arizona | 31 TWh | Dec 1985 | Feb 2026 | Nuclear |
| Peach Bottom | Delta, Pennsylvania | 22 TWh | Jun 1974 | Feb 2026 | Nuclear |
| Prairie State Generating Station | Marissa, Illinois | 12 TWh | May 2012 | Feb 2026 | Bituminous Coal : 99.8% |
| PSEG Salem Generating Station | Hancocks Bridge, New Jersey | 19 TWh | May 1971 | Feb 2026 | Nuclear |
| Quad Cities Generating Station | Cordova, Illinois | 15 TWh | Nov 1972 | Feb 2026 | Nuclear |
| Robert Moses Niagara | Lewiston, New York | 14 TWh | Dec 1960 | Feb 2026 | Water |
| Sequoyah | Soddy Daisy, Tennessee | 15 TWh | Jun 1981 | Feb 2026 | Nuclear |
| South Texas Project | Wadsworth, Texas | 22 TWh | Jul 1988 | Feb 2026 | Nuclear |
| St Lucie | Jensen Beach, Florida | 16 TWh | Apr 1976 | Feb 2026 | Nuclear |
| Surry | Surry, Virginia | 13 TWh | Nov 1972 | Feb 2026 | Nuclear |
| TalenEnergy Susquehanna | Berwick, Pennsylvania | 19 TWh | May 1983 | Feb 2026 | Nuclear |
| Turkey Point | Homestead, Florida | 20 TWh | Mar 1967 | Feb 2026 | Nuclear : 67.9% Natural Gas : 32.1% |
| Vogtle | Waynesboro, Georgia | 37 TWh | Apr 1987 | Feb 2026 | Nuclear |
| W A Parish | Thompsons, Texas | 15 TWh | May 1958 | Feb 2026 | Subbituminous Coal : 83.0% Natural Gas : 17.0% |
| Watts Bar Nuclear Plant | Spring City, Tennessee | 18 TWh | Apr 1996 | Feb 2026 | Nuclear |
| West County Energy Center | Loxahatchee, Florida | 19 TWh | Jul 2009 | Feb 2026 | Natural Gas : 99.9% |