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 |
|---|---|---|---|---|---|---|---|---|
| Southern California Edison Co | Rosemead, CA | Investor-Owned Utility | 95 | 4.9 TWh | May 2026 | Oct 2025 | $370.58M | $970.69M |
| Shell Energy North America (US), L.P. | Houston, TX | - | - | - | Oct 2025 | $2.25B | $298.44M | |
| San Diego Gas & Electric Co | San Diego, CA | Investor-Owned Utility | 19 | 1.5 TWh | May 2026 | Oct 2025 | $142.85M | $219.97M |
| Salt River Project | Phoenix, AZ | Political Subdivision | 22 | 27.5 TWh | May 2026 | Oct 2025 | $51.30M | $124.41M |
| Southwestern Public Service Co | Amarillo, TX | Investor-Owned Utility | 18 | 17.1 TWh | May 2026 | Oct 2025 | $231.47M | $98.95M |
| Seminole Electric Cooperative Inc | Tampa, FL | Cooperative | 4 | 14.6 TWh | May 2026 | Oct 2025 | $3.95M | $60.58M |
| South Carolina Public Service Authority | Moncks Corner, SC | State-Owned Utility | 16 | 19.7 TWh | May 2026 | Oct 2025 | $332.56M | $45.75M |
| Sierra Pacific Power Co | Reno, NV | Investor-Owned Utility | 14 | 6.3 TWh | May 2026 | Oct 2025 | $5.93M | $30.30M |
| Sempra Gas & Power Marketing, LLC | San Diego, CA | - | - | - | Oct 2025 | $43.05M | $28.40M | |
| Smartenergy Holdings, LLC | New York, NY | - | - | - | Oct 2025 | $2.34M | $14.41M | |
| Southwestern Electric Power Co | Tulsa, OK | Investor-Owned Utility | 16 | 19.4 TWh | May 2026 | Sep 2025 | $40.06M | $10.95M |
| Spotlight Power LLC | Houston, TX | - | - | - | Oct 2025 | $10.00M | $8.91M | |
| Southern Indiana Gas & ELEC Co | Evansville, IN | Investor-Owned Utility | 11 | 2.0 TWh | May 2026 | Oct 2025 | $33.22M | $8.35M |
| Stillwater Utilities Authority | Stillwater, OK | Municipally-Owned Utility | 3 | 118.5 GWh | Dec 2025 | Sep 2025 | $6.92M | |
| Seattle City Light | Seattle, WA | - | - | - | Oct 2025 | $19.08M | $6.77M | |
| Southern Power Co | Atlanta, GA | Investor-Owned Utility | 53 | 48.1 TWh | May 2026 | Sep 2025 | $195.58M | $6.65M |
| Southern Company Services, Inc. (As Agent) | Birmingham, AL | - | - | - | Oct 2025 | $146.97M | $6.27M | |
| SEPV Sierra, LLC | Losangeles, CA | Independent Power Producer | 1 | 5.6 GWh | Dec 2025 | Oct 2025 | $63.30k | $4.56M |
| Southwestern Power Administration | Tulsa, OK | - | - | - | Oct 2025 | $1.59M | $4.24M | |
| Springer Electric Coop, Inc | Springer, NM | Cooperative | 1 | 2.3 GWh | Dec 2025 | Sep 2025 | $3.71M | |
| Southern Illinois Power Coop | Marion, IL | Cooperative | 1 | 869.5 GWh | May 2026 | Oct 2025 | $3.69M | |
| Shipley Choice, LLC | York, PA | - | - | - | Oct 2025 | $1.88M | $2.12M | |
| SEPV Cuyama, LLC | LOS Angeles, CA | Independent Power Producer | 1 | 3.4 GWh | Dec 2025 | Oct 2025 | $3.32k | $2.01M |
| Stanford University Power LLC | Stanford, CA | - | - | - | Oct 2025 | $1.27M | $1.99M | |
| Spartan Renewable Energy, Inc. | Cadillac, MI | - | - | - | Sep 2025 | $132.65k | $1.56M | |
| Sunflower Electric Power Corp | Hays, KS | Cooperative | 8 | 2.2 TWh | May 2026 | Oct 2025 | $15.65M | $1.48M |
| Sunrise Power Co LLC | Fellows, CA | Independent Power Producer | 1 | 2.3 TWh | May 2026 | Oct 2025 | $18.85M | $1.28M |
| Star Point Wind Project LLC | Portland, OR | - | - | - | Sep 2025 | $6.75M | $362.75k | |
| South Bay Energy Corp. | Brooklyn, NY | - | - | - | Oct 2025 | $339.35k | $285.26k | |
| S.J. Energy Partners, Inc. | Tampa, FL | - | - | - | Oct 2025 | $7.45k | $222.98k | |
| Spring Energy RRH, LLC | Brooklyn, NY | - | - | - | Oct 2025 | $241.97k | $189.89k | |
| South Texas Electric Coop, Inc | Nursery, TX | Cooperative | 3 | 1.0 TWh | May 2026 | Apr 2025 | $187.20k | |
| Spartacus Energy Services, LLC | Birmingham, AL | - | - | - | Oct 2025 | $165.02k | $166.38k | |
| Shell Chemical Appalachia LLC | Monaca, PA | Industrial | 1 | 1.8 TWh | May 2026 | Oct 2025 | $9.18M | $134.98k |
| Sonoran West Solar Holdings LLC | Oakland, CA | Independent Power Producer | 1 | - | - | Oct 2025 | $7.36M | $85.24k |
| Switched On, LLC | Las Vegas, NV | - | - | - | Sep 2025 | $49.88k | $54.74k | |
| Syracuse, L.L.C. | Warner Robins, GA | - | - | - | Oct 2025 | $1.66M | $53.30k | |
| S.C. Johnson & Son, Inc. | Racine, WI | Industrial | 1 | 39.7 GWh | May 2026 | - | ||
| Sabert Corporation | Sayreville, NJ | Commercial | 1 | 1.3 GWh | Dec 2025 | - | ||
| Sabic Ip MT. Vernon, LLC | Mount Vernon, IN | Industrial | 1 | 625.4 GWh | May 2026 | - | ||
| Sac County Wind | Juno Beach, FL | Independent Power Producer | 1 | 342.4 GWh | May 2026 | Sep 2025 | $1.91M | |
| Sacramento County Of DPT Waste | Rancho Cordova, CA | Municipally-Owned Utility | 1 | 39.1 GWh | Dec 2025 | - | ||
| Sacramento Municipal UTIL DIST | Sacramento, CA | Political Subdivision | 17 | 7.6 TWh | May 2026 | - | ||
| Sacramento PV Energy, LLC | Baltimore, MD | Independent Power Producer | 4 | 40.7 GWh | Dec 2025 | - | ||
| Sadiebrook Solar, LLC | Charlotte, NC | Independent Power Producer | - | 9.2 GWh | Dec 2024 | - | ||
| SAF Hydroelectric LLC | Queensbury, NY | Independent Power Producer | 1 | 33.4 GWh | Dec 2025 | - | ||
| Safari Energy, LLC | New York, NY | Independent Power Producer | 15 | 87.3 GWh | Dec 2025 | - | ||
| Safe Harbor | Queensbury, NY | Independent Power Producer | 1 | 947.4 GWh | Dec 2025 | - | ||
| Safe Harbor Water Power Corp | Conestoga, PA | Investor-Owned Utility | - | - | Dec 2011 | Sep 2025 | $5.89M | |
| Sage Draw Wind, LLC | Wilson, TX | Independent Power Producer | 1 | 1.3 TWh | May 2026 | - | ||
| Sage Solar I LLC | Pittsburgh, PA | - | - | - | Sep 2025 | $656.16k | ||
| Sage Solar II LLC | Pittsburgh, PA | - | - | - | Sep 2025 | $655.35k | ||
| Sage Solar III LLC | Pittsburgh, PA | - | - | - | Sep 2025 | $601.82k | ||
| Sagebrush Ess II, LLC | New York, NY | - | - | - | Oct 2025 | $5.24M | ||
| Sagebrush Ess, LLC | Mojave, CA | Independent Power Producer | - | - | - | Oct 2025 | $2.66M | |
| Sagebrush Power Partners, LLC | Houston, TX | Independent Power Producer | 1 | 283.3 GWh | Dec 2025 | Sep 2025 | $7.06M | |
| Sagepoint Energy | Carmel, IN | Independent Power Producer | 1 | 25.5 GWh | Dec 2025 | - | ||
| Saguaro Power Co | Henderson, NV | Independent Power Producer | 1 | 264.5 GWh | Jan 2026 | Oct 2025 | $1.63M | |
| Saint Agnes Medical Center | Fresno, CA | Commercial | 1 | 35.0 GWh | May 2026 | - | ||
| Saint Energy Storage II LLC | Juno Beach, FL | Independent Power Producer | 1 | -21.0 GWh | May 2026 | Sep 2025 | $2.69M | |
| Saint Solar LLC | Juno Beach, FL | Independent Power Producer | 1 | 310.3 GWh | May 2026 | Sep 2025 | $2.41M | |
| Salem Energy Systems LLC | ANN Arbor, MI | Investor-Owned Utility | - | 9.8 GWh | Dec 2024 | - | ||
| Salem Harbor Power Development LP | Salem, MA | Independent Power Producer | 2 | 1.7 TWh | May 2026 | Sep 2025 | $31.83M | |
| Salinas River Cogeneration Co | Bakersfield, CA | Industrial | 1 | 269.9 GWh | May 2026 | Sep 2015 | ||
| Salka Cabazon Wind LLC | San Diego, CA | Independent Power Producer | 1 | 13.5 GWh | Dec 2025 | Sep 2025 | $277.55k | |
| Salt City Solar LLC | Houston, TX | Independent Power Producer | 1 | 115.8 GWh | May 2026 | Sep 2025 | $1.42M | |
| Salt Creek Township Solar, LLC | St. Louis, MO | - | - | - | Sep 2025 | $1.52M | ||
| Salt Creek Wind LLC | Independent Power Producer | 1 | 360.0 GWh | May 2026 | - | |||
| Saluda Solar II, LLC | Charlotte, NC | Independent Power Producer | - | 6.3 GWh | Dec 2024 | - | ||
| Samchully Power & Utilities 1 LLC | Shorewood, MN | - | - | - | Sep 2025 | $2.83M | ||
| Samoset Solar, LLC | Boston, MA | Independent Power Producer | 1 | 4.1 GWh | Dec 2025 | - | ||
| Sampson Road Solar, LLC | Boston, MA | Independent Power Producer | 1 | 3.2 GWh | Dec 2025 | - | ||
| San Antonio Regional Hospital | Upland, CA | Commercial | 1 | 13.6 GWh | Dec 2025 | - | ||
| San Bernardino Fuel Cell, LLC | Danbury, CT | Independent Power Producer | 1 | 10.3 GWh | Dec 2024 | - | ||
| San Bernardino Valley Mun. Water DIST. | San Bernardino, CA | Municipally-Owned Utility | 1 | 1.6 GWh | Dec 2025 | - | ||
| San Diego State University | San Diego, CA | State-Owned Utility | 1 | 60.8 GWh | May 2026 | - | ||
| San Gabriel Valley Mun WTR DT | Azusa, CA | Independent Power Producer | 1 | 1.2 GWh | Sep 2025 | - | ||
| San Gorgonio Farms Inc | Redondo Beach, CA | Independent Power Producer | 2 | 80.4 GWh | Dec 2025 | Oct 2025 | $839.90k | |
| San Gorgonio Westwinds II, LLC | New York, NY | - | - | - | Oct 2025 | $2.50M | ||
| San Gorgonio Westwinds II - Windustries, LLC | New York, NY | - | - | - | Oct 2025 | $590.04k | ||
| San Isabel Solar, LLC | New York, NY | Independent Power Producer | 1 | 75.0 GWh | May 2026 | Sep 2025 | $1.01M | |
| San Jose/Santa Clara Water P C | San Jose, CA | Municipally-Owned Utility | 1 | 76.8 GWh | May 2026 | - | ||
| San Jose State University FCLTS Dev &Ops | San Jose, CA | State-Owned Utility | 1 | 38.6 GWh | May 2026 | - | ||
| San Juan Mesa Wind Project, LLC | Houston, TX | - | - | - | Sep 2025 | $2.56M | ||
| San Juan Solar 1, LLC | New York, NY | - | - | - | Sep 2025 | $5.24M | ||
| San Juan Solar I, LLC | New York, NY | Independent Power Producer | 1 | 576.0 GWh | May 2026 | - | ||
| San LUIS Solar LLC | Portland, OR | - | - | - | Sep 2025 | $2.72M | ||
| San Miguel Electric Coop, Inc | Jourdanton, TX | Cooperative | 1 | 1.4 TWh | Feb 2026 | - | ||
| San Miguel Power Assn, Inc | Nucla, CO | Cooperative | 1 | 1.7 GWh | Dec 2025 | - | ||
| San Pablo Raceway, LLC | Salt Lake City, UT | Independent Power Producer | - | - | - | Sep 2025 | $3.08M | |
| Sand Drag LLC | San Diego, CA | - | - | - | Sep 2025 | $2.36M | ||
| Sand Point Generating, LLC | Anchorage, AK | Investor-Owned Utility | 1 | 3.9 GWh | Dec 2024 | - | ||
| Sandoval Holdco, LLC | Jersey City, NJ | Independent Power Producer | 1 | 3.7 GWh | Dec 2025 | - | ||
| Sandstone Solar LLC | Louisville, CO | - | - | - | Sep 2025 | $2.02M | ||
| Sandusky Wind 33, LLC | Findlay, OH | Independent Power Producer | 1 | 7.2 GWh | Dec 2024 | - | ||
| Sandy River Solar, LLC | Greenwood VIllage, CO | Independent Power Producer | 1 | 2.4 GWh | Dec 2025 | - | ||
| Sandy Solar, LLC | Charlotte, NC | Independent Power Producer | - | 9.4 GWh | Dec 2024 | - | ||
| Sanford Airport Solar, LLC | Juno Beach, FL | Independent Power Producer | 1 | 97.3 GWh | May 2026 | Sep 2025 | $2.06M | |
| Santa CRUZ Energy LLC | Independent Power Producer | 1 | 9.6 GWh | Dec 2025 | - | |||
| Santa Paula Energy Storage, LLC | Aliso VIejo, CA | Independent Power Producer | 1 | -2.4 GWh | May 2026 | Sep 2025 | $277.00k |
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 |