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 |
|---|---|---|---|---|---|---|---|---|
| Black River Hydroelectric, LLC | Watertown, NY | Independent Power Producer | - | - | Dec 2020 | Sep 2025 | $1.53M | |
| Devon Energy Production Co | Oklahoma City, OK | Industrial | - | - | Dec 2020 | Aug 2025 | $151.16 | |
| Granite Reliable Power | Millinocket, ME | Independent Power Producer | - | - | Dec 2020 | Sep 2025 | $5.21M | |
| High Plains Ranch II, LLC | Richmond, CA | Independent Power Producer | - | - | Dec 2020 | Jun 2025 | $26.34M | |
| Innovative Solar 31, LLC | Fletcher, NC | Independent Power Producer | - | - | Dec 2020 | Sep 2025 | $1.10M | |
| Innovative Solar 47, LLC | Fletcher, NC | Independent Power Producer | - | - | Dec 2020 | Sep 2025 | $974.52k | |
| Mahoning Creek Hydroelectric Company LLC | Chevy Chase, MD | Independent Power Producer | - | - | Dec 2020 | Oct 2025 | $271.89k | |
| Mountain Breeze Wind, LLC | Dallas, TX | Independent Power Producer | - | - | Dec 2020 | Oct 2025 | $2.75M | |
| York Haven Power Company LLC | Morristown, NJ | Independent Power Producer | - | - | Dec 2020 | Oct 2025 | $1.50M | |
| Arlington Valley Solar Energy II LLC | Pleasanton, CA | Independent Power Producer | - | - | Dec 2019 | Sep 2025 | $12.32M | |
| Centinela Solar Energy LLC | Pleasanton, CA | Independent Power Producer | - | - | Dec 2019 | Jun 2025 | $17.67M | |
| Tropico, LLC | Pasadena, CA | Independent Power Producer | - | - | Dec 2019 | Sep 2025 | $996.99k | |
| Nicolis, LLC | Pasadena, CA | Independent Power Producer | - | - | Dec 2019 | Sep 2025 | $1.33M | |
| Re Mustang LLC | San Francisco, CA | Independent Power Producer | - | - | Dec 2019 | Sep 2025 | $1.70M | |
| El Cajon Energy LLC | Sacramento, CA | Independent Power Producer | - | - | Dec 2019 | Sep 2025 | $1.63M | |
| Copenhagen Wind Farm, LLC | Brooklyn, NY | Independent Power Producer | - | - | Dec 2018 | Oct 2025 | $5.85M | |
| Sunflower Wind Project | Boston, MA | Investor-Owned Utility | - | - | Dec 2018 | Jun 2025 | $2.58M | |
| Zephyr Wind LLC | Boulder, CO | Commercial | - | - | Dec 2018 | Jun 2025 | $904.25k | |
| Blue Cloud Wind Energy | Austin, TX | Independent Power Producer | - | - | Dec 2018 | Oct 2025 | $3.16M | |
| Broken Bow Wind II, LLC | Broken Bow, NE | Independent Power Producer | - | - | Dec 2018 | Oct 2025 | $2.47M | |
| Dayton Power & Light Co | Dayton, OH | Commercial | 2 | - | May 2018 | Oct 2025 | $5.74M | $40.25M |
| Copper Mountain Solar 2, LLC | Independent Power Producer | - | - | Dec 2017 | Oct 2025 | $12.82M | ||
| Fairless Energy LLC | Fairless Hills, PA | Independent Power Producer | - | - | Dec 2017 | Oct 2025 | $75.44M | |
| Backbone Mountain Windpower, LLC | Thomas, WV | Independent Power Producer | - | - | Dec 2017 | Oct 2025 | $950.28k | |
| YAVI Energy LLC | Sudbury, MA | Independent Power Producer | - | - | Dec 2017 | Oct 2025 | $204.18k | |
| Somerset Windpower LLC | Juno Beach, FL | Independent Power Producer | - | - | Dec 2017 | Oct 2025 | $44.77k | |
| Innovative Solar 43, LLC | Asheville, NC | Commercial | - | - | Dec 2017 | Sep 2025 | $1.13M | $885.61k |
| Mesquite Solar 1, LLC | Tonopah, AZ | - | - | Dec 2017 | Jul 2025 | $17.90M | ||
| Mesquite Solar 2, LLC | Tonopah, AZ | Investor-Owned Utility | - | - | Dec 2017 | Jul 2025 | $5.27M | |
| Mesquite Solar 3, LLC | Tonopah, AZ | Investor-Owned Utility | - | - | Dec 2017 | Oct 2025 | $7.75M | |
| AEP Generating Company | Columbus, OH | - | - | Dec 2016 | Sep 2025 | $66.35M | ||
| Stony Creek Wind Farm Ny | Chicago, IL | Independent Power Producer | - | - | Dec 2016 | Jul 2025 | $3.95M | |
| Wolf Hills Energy LLC | Bristol, VA | Independent Power Producer | - | - | Dec 2015 | Oct 2025 | $7.01M | |
| High Desert Power Project LLC | Omaha, NE | Independent Power Producer | - | - | Dec 2015 | Oct 2025 | $33.27M | $751.22k |
| High Sierra Limited | Bakersfield, CA | Independent Power Producer | - | - | Dec 2015 | Sep 2025 | $1.76M | |
| Live Oak Limited | Bakersfield, CA | Independent Power Producer | - | - | Dec 2015 | Sep 2025 | $4.94M | |
| McKittrick Limited | Bakersfield, CA | Independent Power Producer | - | - | Dec 2015 | Sep 2025 | $1.58M | |
| Double C Generation Limited Partnership | Bakersfield, CA | Independent Power Producer | - | - | Dec 2015 | Sep 2025 | $1.76M | |
| Elk Wind Energy LLC | West DES Moines, IA | Independent Power Producer | - | - | Dec 2015 | Sep 2025 | $2.35M | |
| Bear Mountain Limited | Bakersfield, CA | Independent Power Producer | - | - | Dec 2015 | Sep 2025 | $1.75M | |
| Bethel Wind Energy LLC | West DES Moines, IA | Independent Power Producer | - | - | Dec 2015 | Sep 2025 | $1.69M | |
| Big Sandy Peaker Plant LLC | Omaha, NE | Independent Power Producer | - | - | Dec 2015 | Oct 2025 | $10.83M | |
| Re Rosamond One LLC | San Francisco, CA | Independent Power Producer | - | - | Dec 2015 | Sep 2025 | $1.79M | |
| Re Rosamond Two LLC | San Francisco, CA | Independent Power Producer | - | - | Dec 2015 | Sep 2025 | $2.38M | |
| Rippey Wind Energy LLC | West DES Moines, IA | Independent Power Producer | - | - | Dec 2015 | Sep 2025 | $1.80M | |
| Nine Mile Point Nuclear STA LLC | Lycoming, NY | Independent Power Producer | - | - | Dec 2014 | Oct 2025 | $144.30M | |
| Post Rock Wind Power Project, LLC | Ellsworth, KS | Independent Power Producer | - | - | Dec 2014 | Sep 2025 | $6.14M | |
| R.E. Ginna Nuclear Power Plant, LLC | Ontario, NY | Independent Power Producer | - | - | Dec 2014 | Oct 2025 | $50.57M | |
| Lost Creek Wind LLC | King City, MO | Independent Power Producer | - | - | Dec 2014 | Sep 2025 | $6.66M | |
| Mojave 3/4/5 LLC | Juno Beach, FL | Independent Power Producer | - | - | Dec 2014 | Oct 2025 | $1.31M | |
| Calvert Cliffs Nuclear PP LLC | Lusby, MD | Independent Power Producer | - | - | Dec 2014 | Oct 2025 | $195.24M | |
| Conoco Phillips Alaska Inc | Rodeo, CA | |Industrial | 1 | - | Dec 2014 | Oct 2025 | $242.74M | $45.12M |
| Windstar Energy LLC | Tehachapi, CA | Independent Power Producer | - | - | Dec 2013 | Sep 2025 | $10.19M | |
| 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 - 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 | |
| Midway Peaking LLC | San Diego, CA | Independent Power Producer | - | - | Dec 2013 | Oct 2025 | $3.24M | |
| Black Bear Hydro Partners LLC | Milford, ME | 2 | - | Jul 2013 | Jun 2025 | $3.14M | $161.52k | |
| Canandaigua Power Partners II LLC | Boston, MA | Independent Power Producer | - | - | Dec 2011 | Jul 2025 | $888.72k | |
| Canandaigua Power Partners LLC | Boston, MA | Independent Power Producer | - | - | Dec 2011 | Oct 2025 | $2.04M | |
| Evergreen Wind Power III LLC | Boston, MA | Independent Power Producer | - | - | Dec 2011 | Sep 2025 | $2.52M | |
| Evergreen Wind Power LLC | Boston, MA | Independent Power Producer | - | - | Dec 2011 | Sep 2025 | $2.69M | |
| Niagara Wind Power LLC | Boston, MA | Independent Power Producer | - | - | Dec 2011 | Oct 2025 | $580.10k | |
| Safe Harbor Water Power Corp | Conestoga, PA | Investor-Owned Utility | - | - | Dec 2011 | Sep 2025 | $5.89M | |
| Milford Wind Corridor Phase I LLC | Boston, MA | Independent Power Producer | - | - | Dec 2011 | Sep 2025 | $2.44M | $34.09k |
| Stetson Holdings, LLC | Boston, MA | Independent Power Producer | - | - | Dec 2011 | Sep 2025 | $1.97M | |
| Vermont Wind LLC | Boston, MA | Independent Power Producer | - | - | Dec 2011 | Sep 2025 | $1.36M | |
| Niagara Mohawk Power Corp | 1 | - | Dec 2004 | Oct 2025 | $12.99M | $26.33M | ||
| Calpine Construction Fin Co LP | 1 | - | Nov 2003 | Oct 2025 | $28.72M | $3.93M | ||
| Connecticut Light & Power Co | 2 | - | Dec 2002 | Oct 2025 | $91.89M | $313.42M | ||
| Difwind Farms Ltd IV | 1 | - | Dec 2002 | Oct 2025 | $222.68k | |||
| City Power & Gas, LLC | Birmingham, AL | - | - | - | Oct 2025 | $28.95k | $311.23k | |
| Cleanchoice Power Solutions, LLC | Washington, DC | - | - | - | Sep 2025 | $75.29k | ||
| Clear Power LLC | Folsom, CA | - | - | - | Sep 2025 | $728.48k | $11.50k | |
| Click Energy LLC | York, PA | - | - | - | Sep 2025 | $1.01k | ||
| Clines Corners Wind Farm LLC | Houston, TX | - | - | - | Jul 2025 | $11.22M | ||
| Clover Creek Solar, LLC | Salt Lake City, UT | Independent Power Producer | 1 | - | - | Sep 2025 | $1.95M | |
| Clyde Onsite Generation, LLC | Columbus, OH | - | - | - | Sep 2025 | $319.42k | ||
| CMS Energy Resource Management Company | ANN Arbor, MI | - | - | - | Oct 2025 | $76.32M | $37.24M | |
| CMS Generation Michigan Power, LLC | Dearborn, MI | - | - | - | Sep 2025 | $2.85M | ||
| Co Buffalo Flats LLC | Scottsdale, AZ | Independent Power Producer | - | - | - | Sep 2025 | $447.85k | |
| Coachella Hills Wind, LLC | New York, NY | - | - | - | Oct 2025 | $3.00M | $3.36M | |
| Coffeen Solar Bess LLC | Irving, TX | - | - | - | Oct 2025 | $1.36M | ||
| Cogen Technologies Linden Venture, L.P. | Linden, NJ | - | - | - | Jul 2025 | $70.31M | ||
| Colgreen North Shore, LLC | El Cerrito, CA | - | - | - | Jun 2025 | $17.58k | ||
| Colorado Green Holdings LLC | Portland, OR | - | - | - | Sep 2025 | $1.85M | ||
| Comanche Solar PV LLC | New York, NY | - | - | - | Jun 2025 | $5.77M | ||
| Commonwealth Edison Company Of Indiana, Inc. | Oak Brook, IL | - | - | - | Oct 2025 | $12.80M | $84.52M | |
| Condon Wind Power, LLC | Duluth, MN | - | - | - | Sep 2025 | $608.45k | $7.50k | |
| Conemaugh Power LLC | Morristown, NJ | - | - | - | Oct 2025 | $7.03M | ||
| Consolidated Edison Company Of New York, Inc. | New York, NY | - | - | - | Oct 2025 | $10.67M | $47.90M | |
| Constellation Energy Commodities Group Maine, LLC | Baltimore, MD | - | - | - | Sep 2025 | $53.64M | $53.71M | |
| Constellation Energy Generation, LLC | Baltimore, MD | - | - | - | Oct 2025 | $5.12B | $621.04M | |
| Constellation Fitzpatrick, LLC | Baltimore, MD | - | - | - | Sep 2025 | $64.81M | ||
| Copper Mountain Solar 1, LLC | Valhalla, NY | - | - | - | Oct 2025 | $4.65M | ||
| Copper Mountain Solar 5, LLC | Valhalla, NY | - | - | - | Oct 2025 | $5.18M | ||
| COSO Battery Storage, LLC | Scottsdale, AZ | - | - | - | Oct 2025 | $2.42M | ||
| Cottontail Solar 2, LLC | San Francisco, CA | - | - | - | Jul 2025 | $611.77k | ||
| Cottontail Solar 8, LLC | San Francisco, CA | - | - | - | Oct 2025 | $520.30k |
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 |