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 |
|---|---|---|---|---|---|---|---|---|
| Sonoma County Junior College District | Santa Rosa, CA | State-Owned Utility | 1 | 1.7 GWh | Dec 2025 | - | ||
| Sophie Solar LLC | Menlo Park, CA | Independent Power Producer | 1 | 7.5 GWh | Dec 2025 | - | ||
| Soscol Ferry Solar | San Francisco, CA | Independent Power Producer | 1 | 4.7 GWh | Dec 2025 | - | ||
| South County Packing | King City, CA | Industrial | 1 | 9.4 GWh | Dec 2025 | - | ||
| South Energy Investments LLC | Ballston Lake, NY | Independent Power Producer | 1 | 40.5 GWh | Dec 2025 | Sep 2025 | $690.03k | |
| South Feather Water And Power Agency | Oroville, CA | Political Subdivision | 4 | 417.1 GWh | Dec 2025 | - | ||
| South Fork Wind, LLC | Minneapolis, MN | Independent Power Producer | 1 | 58.6 GWh | Dec 2025 | Sep 2025 | $22.46M | |
| South Garden LLC | Minneapolis, MN | Independent Power Producer | 1 | 2.2 GWh | Dec 2025 | - | ||
| South Oak Hospital | Amityville, NY | Commercial | 1 | 7.7 GWh | Dec 2025 | - | ||
| South San Joaquin IRR District | Manteca, CA | Political Subdivision | 1 | 4.0 GWh | Dec 2025 | - | ||
| South Street Solar, LLC | Beltsville, MD | Independent Power Producer | 1 | 3.5 GWh | Dec 2025 | - | ||
| South Sutter Water District | Trowbridge, CA | Independent Power Producer | 1 | 14.2 GWh | Dec 2025 | - | ||
| Southbridge Recycling And Disposal Park | Southbridge, MA | Independent Power Producer | 1 | 10.7 GWh | Dec 2025 | - | ||
| Southeast Alaska Power Agency | Ketchikan, AK | Political Subdivision | 2 | 199.9 GWh | Dec 2025 | - | ||
| Southeastern Chester County Refuse AUTH | West Grove, PA | Municipally-Owned Utility | 1 | 2.0 GWh | Dec 2025 | - | ||
| Southeastern Solar Farm Fund, LLC | Atlanta, GA | Independent Power Producer | 4 | 18.4 GWh | Dec 2025 | - | ||
| Southern Idaho Solid Waste | Burley, ID | Political Subdivision | 1 | 28.7 GWh | Dec 2025 | - | ||
| Southern Minnesota Mun P AGNY | Rochester, MN | Political Subdivision | 5 | 39.1 GWh | Dec 2025 | - | ||
| Southern Sky Renewable Energy Berkley, LLC | Jersey City, NJ | Independent Power Producer | 1 | 4.4 GWh | Dec 2025 | - | ||
| Sowega Power LLC | Baconton, GA | Cooperative | 2 | 29.3 GWh | Dec 2025 | - | ||
| Spectrum Solar LLC | Independent Power Producer | 1 | 11.3 GWh | Dec 2025 | - | |||
| SPG Il Brush Creek I Solar LLC | San Francisco, CA | Independent Power Producer | 1 | 4.1 GWh | Dec 2025 | - | ||
| SPG Il Hurricane Creek Solar LLC | San Francisco, CA | Independent Power Producer | 1 | 4.4 GWh | Dec 2025 | - | ||
| Spica Community Solar | Scottsdale, AZ | Independent Power Producer | 1 | 3.5 GWh | Dec 2025 | - | ||
| SPPW1, LLC | Omaha, NE | Independent Power Producer | 1 | 26.5 GWh | Dec 2025 | - | ||
| Sprague Hydro LLC | Ivins, UT | Independent Power Producer | 1 | 1.1 GWh | Dec 2025 | - | ||
| Spring Canyon Expansion LLC | Scottsdale, AZ | Independent Power Producer | 1 | 112.6 GWh | Dec 2025 | - | ||
| Spring Hope Solar 2, LLC | El Segundo, CA | Independent Power Producer | 1 | 9.9 GWh | Dec 2025 | - | ||
| Spring Valley Pub Utils COMM | Spring Valley, MN | Municipally-Owned Utility | 1 | 242.7 MWh | Dec 2025 | - | ||
| Springer Electric Coop, Inc | Springer, NM | Cooperative | 1 | 2.3 GWh | Dec 2025 | Sep 2025 | $3.71M | |
| SPS Atwell Island LLC | Independent Power Producer | 1 | 35.3 GWh | Dec 2025 | - | |||
| SR Arlington, LLC | Nashville, TN | Independent Power Producer | 1 | 48.8 GWh | Dec 2025 | Sep 2025 | $421.27k | |
| SR Blount, LLC | Nashville, TN | Independent Power Producer | 1 | 707.0 MWh | Dec 2025 | - | ||
| SR Bolivar, LLC | Nashville, TN | Independent Power Producer | 1 | 7.0 GWh | Dec 2025 | - | ||
| SR Brownsville, LLC | Nashville, TN | Independent Power Producer | 1 | 1.9 GWh | Dec 2025 | - | ||
| SR Byhalia, LLC | Nashville, TN | Independent Power Producer | 1 | 10.3 GWh | Dec 2025 | - | ||
| SR Canadaville, LLC | Nashville, TN | Independent Power Producer | 1 | 36.8 GWh | Dec 2025 | Sep 2025 | $298.26k | |
| SR Christiana, LLC | Nashville, TN | Independent Power Producer | 1 | 2.7 GWh | Dec 2025 | - | ||
| SR Clarksville II, LLC | Nashville, TN | Independent Power Producer | 1 | 10.4 GWh | Dec 2025 | - | ||
| SR Clarksville, LLC | Nashville, TN | Independent Power Producer | 1 | 4.4 GWh | Dec 2025 | - | ||
| SR Clinch, LLC | Nashville, TN | Independent Power Producer | 2 | 18.6 GWh | Dec 2025 | - | ||
| SR Forked Deer, LLC | Nashville, TN | Independent Power Producer | 1 | 283.0 MWh | Dec 2025 | - | ||
| SR Franklin, LLC | Nashville, TN | Independent Power Producer | 1 | 5.5 GWh | Dec 2025 | - | ||
| SR Greenville I, LLC | Nashville, TN | Independent Power Producer | 1 | 10.6 GWh | Dec 2025 | - | ||
| SR Greenville II, LLC | Nashville, TN | Independent Power Producer | 1 | 10.1 GWh | Dec 2025 | - | ||
| SR Hazlehurst, LLC | Nashville, TN | Independent Power Producer | 1 | 32.7 GWh | Dec 2025 | Sep 2025 | $636.71k | |
| SR Innovation, LLC | Nashville, TN | Independent Power Producer | 1 | 3.7 GWh | Dec 2025 | - | ||
| SR Jackson II, LLC | Nashville, TN | Independent Power Producer | 1 | 2.3 GWh | Dec 2025 | - | ||
| SR Jenkins, LLC | Nashville, TN | Independent Power Producer | 1 | 32.1 GWh | Dec 2025 | - | ||
| SR Kersey II, LLC | Nashville, TN | Independent Power Producer | 1 | 2.1 GWh | Dec 2025 | - | ||
| SR Kersey, LLC | Nashville, TN | Independent Power Producer | 1 | 7.5 GWh | Dec 2025 | - | ||
| SR Litchfield, LLC | Nashville, TN | Independent Power Producer | 1 | 26.4 GWh | Dec 2025 | Sep 2025 | $420.40k | |
| SR Marion, LLC | Nashville, TN | Independent Power Producer | 1 | 2.7 GWh | Dec 2025 | - | ||
| SR Mavericks, LLC | Nashville, TN | Independent Power Producer | 1 | 15.5 GWh | Dec 2025 | - | ||
| SR Monroe, LLC | Nashville, TN | Independent Power Producer | 1 | 1.9 GWh | Dec 2025 | - | ||
| SR North Stonington, LLC | Nashville, TN | Independent Power Producer | 1 | 15.6 GWh | Dec 2025 | - | ||
| SR Panola I, LLC | Nashville, TN | Independent Power Producer | 1 | 10.9 GWh | Dec 2025 | - | ||
| SR Panola II, LLC | Nashville, TN | Independent Power Producer | 1 | 6.9 GWh | Dec 2025 | - | ||
| SR Panola III, LLC | Nashville, TN | Independent Power Producer | 1 | 7.6 GWh | Dec 2025 | - | ||
| SR Paris, LLC | Nashville, TN | Independent Power Producer | 1 | 14.4 GWh | Dec 2025 | - | ||
| SR Platte, LLC | Nashville, TN | Independent Power Producer | 1 | 35.5 GWh | Dec 2025 | Sep 2025 | $513.75k | |
| SR Rattlesnake, LLC | Nashville, TN | Independent Power Producer | 1 | 16.1 GWh | Dec 2025 | Sep 2025 | $191.84k | |
| SR Skylark B, LLC | Nashville, TN | Independent Power Producer | 1 | 1.4 GWh | Dec 2025 | - | ||
| SR Skylark C, LLC | Nashville, TN | Independent Power Producer | 1 | 2.0 GWh | Dec 2025 | - | ||
| SR Trenton, LLC | Nashville, TN | Independent Power Producer | 1 | 455.0 MWh | Dec 2025 | - | ||
| SR Trezevant, LLC | Nashville, TN | Independent Power Producer | 1 | 3.9 GWh | Dec 2025 | - | ||
| SR Warren, LLC | Nashville, TN | Independent Power Producer | 1 | 7.2 GWh | Dec 2025 | - | ||
| SR Washington I, LLC | Nashville, TN | Independent Power Producer | 1 | 20.7 GWh | Dec 2025 | - | ||
| SR White Pine, LLC | Nashville, TN | Independent Power Producer | 1 | 4.6 GWh | Dec 2025 | - | ||
| SRC P9 - LENA Solar, LLC | Clearwater, FL | Independent Power Producer | 1 | 3.5 GWh | Dec 2025 | - | ||
| SRC Partnership 14 LLC | Arlington, VA | Independent Power Producer | 11 | 42.5 GWh | Dec 2025 | - | ||
| SRC Partnership 15 LLC | Arlington, VA | Independent Power Producer | 9 | 26.2 GWh | Dec 2025 | - | ||
| SRE Utility Solar 1, LLC | Dallas, TX | Independent Power Producer | 36 | 252.6 GWh | Dec 2025 | - | ||
| SRIV Partnership LLC | Portland, OR | Independent Power Producer | 3 | 241.6 GWh | Dec 2025 | - | ||
| SS San Antonio West LLC | Bethesda, MD | Independent Power Producer | 1 | 2.4 GWh | Dec 2025 | - | ||
| St. Cloud Hydroelectric Generation Facility | St. Cloud, MN | Municipally-Owned Utility | 1 | 49.0 GWh | Dec 2025 | - | ||
| St. James Solar, LLC | New York, NY | Independent Power Producer | 1 | 52.6 GWh | Dec 2025 | Sep 2025 | $653.45k | |
| St. OLAF College | Northfield, MN | Commercial | 2 | 2.8 GWh | Dec 2025 | - | ||
| St Paul Cogeneration LLC | Saint Paul, MN | Independent Power Producer | 1 | 88.0 GWh | Dec 2025 | Aug 2025 | $3.30M | |
| Stag St. Paul Community Solar LLC | Juno Beach, FL | Independent Power Producer | 1 | 1.5 GWh | Dec 2025 | - | ||
| Stage Gulch Solar, LLC | Petaluma, CA | Independent Power Producer | 1 | 1.6 GWh | Dec 2025 | - | ||
| Stamford Health Tully Health Center | Stamford, CT | Commercial | 1 | 5.5 GWh | Dec 2025 | - | ||
| Standard Solar | Rockville, MD | Independent Power Producer | 134 | 277.1 GWh | Dec 2025 | - | ||
| Star Garden LLC | Excelsior, MN | Independent Power Producer | 1 | 1.7 GWh | Dec 2025 | - | ||
| Star Peak Geothermal LLC | Independent Power Producer | 1 | 47.7 GWh | Dec 2025 | - | |||
| Star Solar LLC | Menlo Park, CA | Independent Power Producer | 1 | 9.0 GWh | Dec 2025 | - | ||
| Starvation Solar I LLC | Independent Power Producer | 1 | 23.9 GWh | Dec 2025 | - | |||
| State Correctnl Inst Laurel Highlands | Somerset, PA | State-Owned Utility | 1 | 9.1 GWh | Dec 2025 | - | ||
| Steamboat Development Corp | Reno, NV | Independent Power Producer | 2 | 146.9 GWh | Dec 2025 | - | ||
| Stearns Solar I LLC | San Francisco, CA | Independent Power Producer | 1 | 2.0 GWh | Dec 2025 | - | ||
| Steel Bridge Solar. LLC | Princeton, NJ | Independent Power Producer | 1 | 3.5 GWh | Dec 2025 | - | ||
| Stenner Creek Solar LLC | San LUIS Obispo, CA | Independent Power Producer | 1 | 10.1 GWh | Dec 2025 | - | ||
| Sterling Power Partners LP | Sherrill, NY | Independent Power Producer | 1 | 22.7 GWh | Dec 2025 | Sep 2025 | $855.42k | |
| Stikeleather Farm, LLC | Boston, MA | Independent Power Producer | 1 | 9.4 GWh | Dec 2025 | - | ||
| Still Water Power LLC | Hanford, CA | Independent Power Producer | 1 | 1.5 GWh | Dec 2025 | - | ||
| Stillwater Utilities Authority | Stillwater, OK | Municipally-Owned Utility | 3 | 118.5 GWh | Dec 2025 | Sep 2025 | $6.92M | |
| Stoneheart Solar, LLC | Wilmington, DE | Independent Power Producer | 1 | 4.2 GWh | Dec 2025 | - | ||
| Straight Garden LLC | Faribault, MN | Independent Power Producer | 1 | 1.7 GWh | Dec 2025 | - | ||
| Strandness Garden LLC | Starbuck, MN | Independent Power Producer | 1 | 1.6 GWh | Dec 2025 | - | ||
| Stratford Solar Center, LLC | Asheville, NC | Independent Power Producer | 1 | 33.4 GWh | Dec 2025 | - |
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 |