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 |
|---|---|---|---|---|---|---|---|---|
| SPG Il Brush Creek I Solar LLC | San Francisco, CA | Independent Power Producer | 1 | 4.3 GWh | Dec 2024 | - | ||
| SPG Il Hurricane Creek Solar LLC | San Francisco, CA | Independent Power Producer | 1 | 4.1 GWh | Dec 2024 | - | ||
| Spica Community Solar | Scottsdale, AZ | Independent Power Producer | 1 | 3.4 GWh | Dec 2024 | - | ||
| SPPW1, LLC | Omaha, NE | Independent Power Producer | 1 | 27.4 GWh | Dec 2024 | - | ||
| Spreckels Sugar Company | Brawley, CA | Industrial | 1 | 21.5 GWh | Dec 2024 | - | ||
| Spring Canyon Expansion LLC | Scottsdale, AZ | Independent Power Producer | 1 | 95.6 GWh | Dec 2024 | - | ||
| Spring Hope Solar 2, LLC | El Segundo, CA | Independent Power Producer | 1 | 8.9 GWh | Dec 2024 | - | ||
| Spring Hope Solar 3, LLC | Asheville, NC | Independent Power Producer | 1 | 5.8 GWh | Dec 2024 | - | ||
| Spring Street Solar 1, LLC | Princeton, NJ | Independent Power Producer | 1 | 3.7 GWh | Dec 2024 | - | ||
| Springer Electric Coop, Inc | Springer, NM | Cooperative | 1 | 2.1 GWh | Dec 2024 | Sep 2025 | $3.71M | |
| SPS Atwell Island LLC | Independent Power Producer | 1 | 34.8 GWh | Dec 2024 | - | |||
| SR Arlington, LLC | Nashville, TN | Independent Power Producer | 1 | 45.9 GWh | Dec 2024 | Sep 2025 | $421.27k | |
| SR Bolivar, LLC | Nashville, TN | Independent Power Producer | 1 | 6.7 GWh | Dec 2024 | - | ||
| SR Byhalia, LLC | Nashville, TN | Independent Power Producer | 1 | 10.6 GWh | Dec 2024 | - | ||
| SR Canadaville, LLC | Nashville, TN | Independent Power Producer | 1 | 36.1 GWh | Dec 2024 | Sep 2025 | $298.26k | |
| SR Clarksville II, LLC | Nashville, TN | Independent Power Producer | 1 | 8.7 GWh | Dec 2024 | - | ||
| SR Clarksville, LLC | Nashville, TN | Independent Power Producer | 1 | 3.7 GWh | Dec 2024 | - | ||
| SR Clinch, LLC | Nashville, TN | Independent Power Producer | 2 | 19.0 GWh | Dec 2024 | - | ||
| SR Franklin, LLC | Nashville, TN | Independent Power Producer | 1 | 5.0 GWh | Dec 2024 | - | ||
| SR Greenville I, LLC | Nashville, TN | Independent Power Producer | 1 | 10.4 GWh | Dec 2024 | - | ||
| SR Greenville II, LLC | Nashville, TN | Independent Power Producer | 1 | 9.8 GWh | Dec 2024 | - | ||
| SR Hazlehurst, LLC | Nashville, TN | Independent Power Producer | 1 | 33.7 GWh | Dec 2024 | Sep 2025 | $636.71k | |
| SR Innovation, LLC | Nashville, TN | Independent Power Producer | 1 | 3.6 GWh | Dec 2024 | - | ||
| SR Jackson II, LLC | Nashville, TN | Independent Power Producer | 1 | 3.4 GWh | Dec 2024 | - | ||
| SR Jenkins, LLC | Nashville, TN | Independent Power Producer | 1 | 32.0 GWh | Dec 2024 | - | ||
| SR Kersey II, LLC | Nashville, TN | Independent Power Producer | 1 | 2.3 GWh | Dec 2024 | - | ||
| SR Kersey, LLC | Nashville, TN | Independent Power Producer | 1 | 8.0 GWh | Dec 2024 | - | ||
| SR Marion, LLC | Nashville, TN | Independent Power Producer | 1 | 1.7 GWh | Dec 2024 | - | ||
| SR Mavericks, LLC | Nashville, TN | Independent Power Producer | 1 | 15.9 GWh | Dec 2024 | - | ||
| SR North Stonington, LLC | Nashville, TN | Independent Power Producer | 1 | 13.2 GWh | Dec 2024 | - | ||
| SR Panola I, LLC | Nashville, TN | Independent Power Producer | 1 | 4.4 GWh | Dec 2024 | - | ||
| SR Panola II, LLC | Nashville, TN | Independent Power Producer | 1 | 3.9 GWh | Dec 2024 | - | ||
| SR Paris, LLC | Nashville, TN | Independent Power Producer | 1 | 14.4 GWh | Dec 2024 | - | ||
| SR Platte, LLC | Nashville, TN | Independent Power Producer | 1 | 35.9 GWh | Dec 2024 | Sep 2025 | $513.75k | |
| SR Rattlesnake, LLC | Nashville, TN | Independent Power Producer | 1 | 16.0 GWh | Dec 2024 | Sep 2025 | $191.84k | |
| SR Skylark B, LLC | Nashville, TN | Independent Power Producer | 1 | 4.2 GWh | Dec 2024 | - | ||
| SR Skylark C, LLC | Nashville, TN | Independent Power Producer | 1 | 2.4 GWh | Dec 2024 | - | ||
| SR Washington I, LLC | Nashville, TN | Independent Power Producer | 1 | 20.6 GWh | Dec 2024 | - | ||
| SR White Pine, LLC | Nashville, TN | Independent Power Producer | 1 | 2.3 GWh | Dec 2024 | - | ||
| SRE Utility Solar 1, LLC | Dallas, TX | Independent Power Producer | 36 | 261.7 GWh | Dec 2024 | - | ||
| SRIV Partnership LLC | Portland, OR | Independent Power Producer | 3 | 274.0 GWh | Dec 2024 | - | ||
| SRJFC, LLC | Danbury, CT | Independent Power Producer | 1 | 10.2 GWh | Dec 2024 | - | ||
| SS Pa II PSU LLC | Malvern, PA | Industrial | 1 | 2.3 GWh | Dec 2024 | - | ||
| SS San Antonio West LLC | Bethesda, MD | Independent Power Producer | 1 | 1.8 GWh | Dec 2024 | - | ||
| SSA Solar Of Ca 5, LLC | Safety Harbor, FL | Independent Power Producer | 1 | 3.5 GWh | Dec 2024 | - | ||
| St. Albans Solar Partners, LLC | Burlington, VT | Independent Power Producer | 1 | 2.1 GWh | Dec 2024 | - | ||
| St. Cloud Hydroelectric Generation Facility | St. Cloud, MN | Municipally-Owned Utility | 1 | 54.3 GWh | Dec 2024 | - | ||
| St. James Solar, LLC | New York, NY | Independent Power Producer | 1 | 48.2 GWh | Dec 2024 | Sep 2025 | $653.45k | |
| St. Matthews Solar, LLC | Asheville, NC | Independent Power Producer | 1 | 19.6 GWh | Dec 2024 | - | ||
| St. OLAF College | Northfield, MN | Commercial | 2 | 2.8 GWh | Dec 2024 | - | ||
| St Paul Cogeneration LLC | Saint Paul, MN | Independent Power Producer | 1 | 162.3 GWh | Dec 2024 | Aug 2025 | $3.30M | |
| Stafford St Solar 1, LLC | Princeton, NJ | Independent Power Producer | 1 | 4.5 GWh | Dec 2024 | - | ||
| Stafford St Solar 2, LLC | Princeton, NJ | Independent Power Producer | 1 | 3.9 GWh | Dec 2024 | - | ||
| Stafford St Solar 3, LLC | Princeton, NJ | Independent Power Producer | 1 | 1.8 GWh | Dec 2024 | - | ||
| Stag St. Paul Community Solar LLC | Juno Beach, FL | Independent Power Producer | 1 | 1.4 GWh | Dec 2024 | - | ||
| Stage Gulch Solar, LLC | Petaluma, CA | Independent Power Producer | 1 | 1.5 GWh | Dec 2024 | - | ||
| Stamford Health Tully Health Center | Stamford, CT | Commercial | 1 | 5.0 GWh | Dec 2024 | - | ||
| Standard Solar | Rockville, MD | Independent Power Producer | 90 | 277.1 GWh | Dec 2024 | - | ||
| Star Garden LLC | Excelsior, MN | Independent Power Producer | 1 | 1.7 GWh | Dec 2024 | - | ||
| Star Peak Geothermal LLC | Independent Power Producer | 1 | 44.2 GWh | Dec 2024 | - | |||
| Star Solar LLC | Menlo Park, CA | Independent Power Producer | 1 | 9.4 GWh | Dec 2024 | - | ||
| Starvation Solar I LLC | Independent Power Producer | 1 | 24.2 GWh | Dec 2024 | - | |||
| State Correctnl Inst Laurel Highlands | Somerset, PA | State-Owned Utility | 1 | 8.7 GWh | Dec 2024 | - | ||
| Steamboat Development Corp | Reno, NV | Independent Power Producer | 2 | 146.1 GWh | Dec 2024 | - | ||
| Stenner Creek Solar LLC | Charlotte, NC | Independent Power Producer | 1 | 9.5 GWh | Dec 2024 | - | ||
| Sterling Power Partners LP | Sherrill, NY | Independent Power Producer | 1 | 3.7 GWh | Dec 2024 | Sep 2025 | $855.42k | |
| Stikeleather Farm, LLC | Boston, MA | Independent Power Producer | 1 | 9.7 GWh | Dec 2024 | - | ||
| Still Water Power LLC | Hanford, CA | Independent Power Producer | 1 | 732.9 MWh | Dec 2024 | - | ||
| Stillwater Utilities Authority | Stillwater, OK | Municipally-Owned Utility | 3 | 146.1 GWh | Dec 2024 | Sep 2025 | $6.92M | |
| Stoneheart Solar, LLC | Santa Monica, CA | Independent Power Producer | 1 | 4.1 GWh | Dec 2024 | - | ||
| Straight Garden LLC | Faribault, MN | Independent Power Producer | 1 | 1.8 GWh | Dec 2024 | - | ||
| Strandness Garden LLC | Starbuck, MN | Independent Power Producer | 1 | 1.6 GWh | Dec 2024 | - | ||
| Stratford Solar Center, LLC | Asheville, NC | Independent Power Producer | 1 | 33.6 GWh | Dec 2024 | - | ||
| Strawberry Water Users Assn | Payson, UT | Investor-Owned Utility | 2 | 15.3 GWh | Dec 2024 | - | ||
| Studenski Community Solar LLC | Schenectady, NY | Independent Power Producer | 1 | 2.0 GWh | Dec 2024 | - | ||
| Sturgeon Garden LLC | Minneapolis, MN | Independent Power Producer | 1 | 2.2 GWh | Dec 2024 | - | ||
| Sugar Hill Solar 1, LLC | Boston, MA | Independent Power Producer | 1 | 8.6 GWh | Dec 2024 | - | ||
| Sugar River Power LLC | Keene, NH | Independent Power Producer | 1 | 4.8 GWh | Dec 2024 | - | ||
| Sugar Run Solar, LLC | Westport, CT | Independent Power Producer | 1 | 9.6 GWh | Dec 2024 | - | ||
| Sullivan B Community Solar LLC | Safety Harbor, FL | Independent Power Producer | 1 | 3.3 GWh | Dec 2024 | - | ||
| Summit Water Nexus, Mount Holly, LLC | San Diego, CA | Independent Power Producer | 1 | 1.3 GWh | Dec 2024 | - | ||
| Sun E N7 Holdings LLC | Overland Park, KS | Independent Power Producer | 1 | 2.2 GWh | Dec 2024 | - | ||
| Sun Farm VIII, LLC | Asheville, NC | Independent Power Producer | 1 | 8.1 GWh | Dec 2024 | - | ||
| Sunbury Generation LP | Shamokin Dam, PA | Independent Power Producer | 1 | 70.0 MWh | Dec 2024 | Oct 2025 | $536.49k | |
| Suncaster, LLC | Calgary, AB | Independent Power Producer | 1 | 3.6 GWh | Dec 2024 | - | ||
| Suncoke Energy, Inc. | Knoxville, TN | Commercial | 3 | 732.6 GWh | Dec 2024 | - | ||
| SUNE Alamosa1 LLC | Beltsville, MD | Independent Power Producer | 1 | 13.8 GWh | Dec 2024 | - | ||
| SUNE AZ1, LLC | Prescott, AZ | Independent Power Producer | 1 | 23.9 GWh | Dec 2024 | - | ||
| SUNE AZ2, LLC | Cincinnati, OH | Independent Power Producer | 1 | 36.1 GWh | Dec 2024 | - | ||
| SUNE B9 Holdings, LLC | Lexington, NC | Independent Power Producer | 3 | 14.8 GWh | Dec 2024 | - | ||
| SUNE Corcoran SP Owner, LLC | Bethesda, MD | Independent Power Producer | 1 | 7.2 GWh | Dec 2024 | - | ||
| SUNE CPA CDC1 LLC | Blythe, CA | Independent Power Producer | 1 | 1.5 GWh | Dec 2024 | - | ||
| SUNE CPA CDC2 LLC | Blythe, CA | Independent Power Producer | 1 | 1.1 GWh | Dec 2024 | - | ||
| SUNE CPS1 LLC | New York, NY | Independent Power Producer | 1 | 5.1 GWh | Dec 2024 | - | ||
| SUNE CPS2 LLC | New York, NY | Independent Power Producer | 1 | 7.4 GWh | Dec 2024 | - | ||
| SUNE CPS3 LLC | New York, NY | Independent Power Producer | 1 | 7.6 GWh | Dec 2024 | - | ||
| SUNE DB24 LLC | Bethesda, MD | Independent Power Producer | 1 | 7.3 GWh | Dec 2024 | - | ||
| SUNE DB27, LLC | Bethesda, MD | Independent Power Producer | 1 | 2.7 GWh | Dec 2024 | - | ||
| SUNE DB42, LLC | Boston, MA | Independent Power Producer | 1 | 3.6 GWh | Dec 2024 | - | ||
| SUNE EPE1 LLC | Boston, MA | Independent Power Producer | 1 | 28.9 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 | 15 TWh | Nov 1974 | Sep 2025 | Nuclear |
| Barry | Bucks, Alabama | 13 TWh | Jan 1954 | Sep 2025 | Natural Gas : 92.7% Bituminous Coal : 7.3% |
| Beaver Valley | Shippingport, Pennsylvania | 15 TWh | Aug 1976 | Sep 2025 | Nuclear |
| Bowen | Cartersville, Georgia | 11 TWh | Sep 1971 | Sep 2025 | Bituminous Coal : 99.8% |
| Braidwood Generation Station | Braceville, Illinois | 20 TWh | Jun 1988 | Sep 2025 | Nuclear |
| Browns Ferry | Decatur, Alabama | 29 TWh | Jul 1974 | Sep 2025 | Nuclear |
| Brunswick Nuclear | Southport, North Carolina | 15 TWh | Oct 1975 | Sep 2025 | Nuclear |
| Byron Generating Station | Byron, Illinois | 20 TWh | Aug 1985 | Sep 2025 | Nuclear |
| Calvert Cliffs Nuclear Power Plant | Lusby, Maryland | 15 TWh | Apr 1975 | Sep 2025 | Nuclear |
| Catawba | York, South Carolina | 19 TWh | May 1985 | Sep 2025 | Nuclear |
| Comanche Peak | Glen Rose, Texas | 19 TWh | Jul 1990 | Sep 2025 | Nuclear |
| Crystal River | Crystal River, Florida | 15 TWh | Sep 1966 | Sep 2025 | Natural Gas : 78.9% Bituminous Coal : 20.9% |
| Diablo Canyon | Avila Beach, California | 18 TWh | Apr 1985 | Sep 2025 | Nuclear |
| Donald C Cook | Bridgman, Michigan | 18 TWh | Jul 1975 | Sep 2025 | Nuclear |
| Dresden Generating Station | Morris, Illinois | 15 TWh | Jul 1970 | Sep 2025 | Nuclear |
| Edwin I Hatch | Baxley, Georgia | 14 TWh | Nov 1975 | Sep 2025 | Nuclear |
| Gavin Power, LLC | Cheshire, Ohio | 13 TWh | Sep 1974 | Sep 2025 | Bituminous Coal : 99.5% |
| Grand Coulee | Grand Coulee, Washington | 16 TWh | Feb 1941 | Sep 2025 | Water |
| Grand Gulf | Port Gibson, Mississippi | 11 TWh | Jun 1985 | Sep 2025 | Nuclear |
| Guernsey Power Station | Byesville, Ohio | 11 TWh | Jan 2023 | Sep 2025 | Natural Gas |
| H Allen Franklin Combined Cycle | Smiths, Alabama | 12 TWh | May 2002 | Sep 2025 | Natural Gas |
| Hines Energy Complex | Bartow, Florida | 12 TWh | Mar 1999 | Sep 2025 | Natural Gas |
| Jack McDonough | Smyrna, Georgia | 17 TWh | Apr 1971 | Sep 2025 | Natural Gas |
| James H Miller Jr | Quinton, Alabama | 19 TWh | Sep 1978 | Sep 2025 | Subbituminous Coal : 99.1% Natural Gas : 0.9% |
| Joseph M Farley | Columbia, Alabama | 14 TWh | Nov 1977 | Sep 2025 | Nuclear |
| Labadie | Labadie, Missouri | 16 TWh | May 1970 | Sep 2025 | Subbituminous Coal : 99.9% |
| LaSalle Generating Station | Marseilles, Illinois | 20 TWh | Dec 1983 | Sep 2025 | Nuclear |
| Limerick | Sanatoga, Pennsylvania | 19 TWh | Jan 1986 | Sep 2025 | Nuclear |
| McGuire | Huntersville, North Carolina | 20 TWh | Aug 1981 | Sep 2025 | Nuclear |
| Millstone | Waterford, Connecticut | 16 TWh | Nov 1975 | Sep 2025 | Nuclear |
| Monroe (MI) | Monroe, Michigan | 16 TWh | Oct 1969 | Sep 2025 | Subbituminous Coal : 74.0% Bituminous Coal : 16.6% Petroleum Coke : 9.2% |
| Nine Mile Point Nuclear Station | Lycoming, New York | 16 TWh | Nov 1969 | Sep 2025 | Nuclear |
| North Anna | Mineral, Virginia | 16 TWh | May 1978 | Sep 2025 | Nuclear |
| Oconee | Seneca, South Carolina | 23 TWh | Jun 1973 | Sep 2025 | Nuclear |
| Okeechobee Clean Energy Center | Okeechobee, Florida | 12 TWh | Feb 2019 | Sep 2025 | Natural Gas |
| Palo Verde | Wintersburg, Arizona | 32 TWh | Dec 1985 | Sep 2025 | Nuclear |
| Peach Bottom | Delta, Pennsylvania | 22 TWh | Jun 1974 | Sep 2025 | Nuclear |
| PSEG Salem Generating Station | Hancocks Bridge, New Jersey | 17 TWh | May 1971 | Sep 2025 | Nuclear |
| Quad Cities Generating Station | Cordova, Illinois | 15 TWh | Nov 1972 | Sep 2025 | Nuclear |
| Robert Moses Niagara | Lewiston, New York | 15 TWh | Dec 1960 | Sep 2025 | Water |
| Sequoyah | Soddy Daisy, Tennessee | 12 TWh | Jun 1981 | Sep 2025 | Nuclear |
| South Texas Project | Wadsworth, Texas | 22 TWh | Jul 1988 | Sep 2025 | Nuclear |
| St Lucie | Jensen Beach, Florida | 17 TWh | Apr 1976 | Sep 2025 | Nuclear |
| Surry | Surry, Virginia | 14 TWh | Nov 1972 | Sep 2025 | Nuclear |
| TalenEnergy Susquehanna | Berwick, Pennsylvania | 19 TWh | May 1983 | Sep 2025 | Nuclear |
| Turkey Point | Homestead, Florida | 20 TWh | Mar 1967 | Sep 2025 | Nuclear : 67.7% Natural Gas : 32.3% |
| Vogtle | Waynesboro, Georgia | 36 TWh | Apr 1987 | Sep 2025 | Nuclear |
| W A Parish | Thompsons, Texas | 15 TWh | May 1958 | Sep 2025 | Subbituminous Coal : 83.7% Natural Gas : 16.3% |
| Watts Bar Nuclear Plant | Spring City, Tennessee | 15 TWh | Apr 1996 | Sep 2025 | Nuclear |
| West County Energy Center | Loxahatchee, Florida | 18 TWh | Jul 2009 | Sep 2025 | Natural Gas : 99.9% |