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 |
|---|---|---|---|---|---|---|---|---|
| ES 1a Group 2 OPCO, LLC | New York, NY | - | - | - | Oct 2025 | $5.76M | $95.23k | |
| ERWR Whitcomb Farm Solar LLC | New York, NY | Independent Power Producer | 1 | 3.5 GWh | Dec 2024 | - | ||
| Erving Poplar Mountain Solar 1, LLC | Jersey City, NJ | Independent Power Producer | 1 | 1.5 GWh | Dec 2024 | - | ||
| Erving Paper Mills Inc | Erving, MA | Industrial | 1 | 45.3 GWh | Mar 2026 | - | ||
| Errol Hydroelectric Co LLC | Millinocket, ME | Independent Power Producer | 1 | 16.7 GWh | Dec 2024 | - | ||
| Erin Garden LLC | Green Isle, MN | Independent Power Producer | 1 | 1.6 GWh | Dec 2024 | - | ||
| Erie Wind LLC | Boston, MA | Independent Power Producer | - | - | - | Oct 2025 | $404.21k | |
| Erie Boulevard Hydropower LP | Queensbury, NY | Independent Power Producer | 71 | 3.3 TWh | Dec 2024 | Sep 2025 | $47.89M | |
| Ergon Refining Inc | Jackson, MS | Industrial | 1 | 35.1 GWh | Dec 2024 | - | ||
| Equus Power I, L.P. | Schaumberg, IL | Independent Power Producer | 1 | 49.9 GWh | Dec 2024 | Sep 2025 | $2.72M | |
| Equistar Chemicals LP | Houston, TX | Industrial | 2 | 272.8 GWh | Mar 2026 | - | ||
| Epic Hosting, LLC | Verona, WI | Commercial | 2 | 2.8 GWh | Dec 2024 | - | ||
| EONY Generation Limited | Ottawa, ON | Independent Power Producer | 4 | 87.7 GWh | Dec 2024 | - | ||
| Envoy Solar, LLC | St. Louis, MO | - | - | - | Sep 2025 | $1.75M | ||
| Enterprise Solar, LLC | Houston, TX | - | - | - | Sep 2025 | $3.59M | ||
| Enterprise Products OPTG LP | Houston, TX | Industrial | 4 | 178.7 GWh | Dec 2024 | - | ||
| Entergy Texas Inc. | The Woodlands, TX | Investor-Owned Utility | 11 | 13.2 TWh | Mar 2026 | Oct 2025 | $190.90M | $47.84M |
| Entergy Power, LLC | The Woodlands, TX | - | - | - | Oct 2025 | $4.19M | ||
| Entergy New Orleans, LLC | New Orleans, LA | Investor-Owned Utility | 7 | 173.6 GWh | Mar 2026 | Oct 2025 | $42.94M | $64.84M |
| Entergy Mississippi LLC | Jackson, MS | Investor-Owned Utility | 11 | 9.6 TWh | Mar 2026 | Oct 2025 | $177.86M | $83.86M |
| Entergy Louisiana LLC | Jefferson, LA | Investor-Owned Utility | 22 | 52.6 TWh | Mar 2026 | Oct 2025 | $719.46M | $116.81M |
| Entergy Arkansas LLC | Little Rock, AR | Investor-Owned Utility | 15 | 38.0 TWh | Mar 2026 | Oct 2025 | $350.68M | $55.93M |
| Entegrity Solar WRMC, LLC | Baltimore, MD | Independent Power Producer | 1 | 5.2 GWh | Dec 2024 | - | ||
| Entegrity Solar Ua Ag, LLC | Baltimore, MD | Independent Power Producer | 1 | 5.9 GWh | Dec 2024 | - | ||
| Entegrity Solar SWU, LLC | Baltimore, MD | Independent Power Producer | 1 | 834.0 MWh | Dec 2024 | - | ||
| Entegrity Solar SWU 2, LLC | Baltimore, MD | Independent Power Producer | 1 | 3.5 GWh | Dec 2024 | - | ||
| Entegrity Solar Southside SD, LLC | Baltimore, MD | Independent Power Producer | 1 | 1.7 GWh | Dec 2024 | - | ||
| Entegrity Solar Rivercrest SD, LLC | Baltimore, MD | Independent Power Producer | 1 | 2.2 GWh | Dec 2024 | - | ||
| Entegrity Solar Lrwra, LLC | Baltimore, MD | Independent Power Producer | 1 | 2.4 GWh | Dec 2024 | - | ||
| Entegrity Solar Green Forest, LLC | Baltimore, MD | Independent Power Producer | 1 | 2.2 GWh | Dec 2024 | - | ||
| Entegrity Solar El Dorado SD, LLC | Baltimore, MD | Independent Power Producer | 1 | 1.6 GWh | Dec 2024 | - | ||
| Entegrity Solar Crossett SD, LLC | Baltimore, MD | Independent Power Producer | 1 | 2.2 GWh | Dec 2024 | - | ||
| Entegrity Solar ADC, LLC | Baltimore, MD | Independent Power Producer | 1 | 8.6 GWh | Dec 2024 | - | ||
| Entegrity Solar ACC, LLC | Baltimore, MD | Independent Power Producer | 1 | 4.2 GWh | Dec 2024 | - | ||
| Ensign Wind Energy, LLC | Juno Beach, FL | - | - | - | Sep 2025 | $2.95M | ||
| Ennis Power Company LLC | Ennis, TX | Commercial | 1 | 1.7 TWh | Dec 2024 | - | ||
| Enlink Midstream Services, LLC | Dallas, TX | Industrial | 2 | 54.3 GWh | Mar 2026 | - | ||
| ENI New Energy US Inc | Irvine, CA | Independent Power Producer | 2 | 16.5 GWh | Dec 2024 | - | ||
| Engie Solidago Solar LLC | Townsend, DE | Independent Power Producer | 1 | 106.3 GWh | Mar 2026 | Sep 2025 | $1.86M | |
| Engie Resources LLC | Houston, TX | - | - | - | Sep 2025 | $1.13M | $301.09M | |
| Engie Power & Gas LLC | Houston, TX | - | - | - | Sep 2025 | $244.68k | ||
| Engie North America | Houston, TX | Independent Power Producer | 47 | 10.0 TWh | Mar 2026 | - | ||
| Engie Generation North America LLC | Chicago, IL | Independent Power Producer | 1 | 3.0 GWh | Dec 2024 | - | ||
| Engie Energy Marketing Na, Inc. | Houston, TX | - | - | - | Oct 2025 | $361.04M | $29.58M | |
| Engie Denver Metro LLC | Houston, TX | Independent Power Producer | 1 | 40.0 GWh | Mar 2026 | - | ||
| Engie 2020 Projectco-WI1 LLC | Chicago, IL | Independent Power Producer | 1 | 2.1 GWh | Dec 2024 | - | ||
| Engie 2020 Projectco-NH1 LLC | Houston, TX | - | - | - | Sep 2025 | $14.81k | ||
| Engie 2019 Projectco Ma-1, LLC | Chicago, IL | Independent Power Producer | 1 | 6.6 GWh | Dec 2024 | - | ||
| Engelhart CTP (US) LLC | Stamford, CT | - | - | - | Oct 2025 | $2.88M | ||
| Enfinity Norcal 1 FAA LLC | Atlanta, GA | Independent Power Producer | 1 | 1.7 GWh | Dec 2024 | - | ||
| Enfinity BNB Napoleon Solar LLC | Atlanta, GA | Independent Power Producer | 1 | 11.0 GWh | Dec 2024 | - | ||
| Enfield Solar One, LLC | Hartford, CT | Independent Power Producer | 1 | 5.5 GWh | Dec 2024 | - | ||
| Enfield Community Solar | Annapolis, MD | Independent Power Producer | 1 | 2.2 GWh | Dec 2024 | - | ||
| Energyneering Solutions, Inc | Sisters, OR | Independent Power Producer | 1 | 13.3 GWh | Dec 2024 | - | ||
| Energy Systems Group LLC | Newburgh, IN | Commercial | 5 | 146.4 GWh | Dec 2024 | - | ||
| Energy Storage Holdings, LLC | Juno Beach, FL | - | - | - | Jul 2025 | $0.19 | ||
| Energy Prepay IV, LLC | New York, NY | - | - | - | Sep 2025 | $11.40M | ||
| Energy Prepay II, LLC | New York, NY | - | - | - | Sep 2025 | $7.18M | $7.18M | |
| Energy Plus Holdings LLC | Princeton, NJ | - | - | - | Oct 2025 | $79.10k | ||
| Energy Northwest | Richland, WA | |State-Owned Utility | 4 | 19.5 TWh | Mar 2026 | Mar 2016 | ||
| Energy Keepers Inc | Polson, MT | Independent Power Producer | 1 | 995.3 GWh | Dec 2024 | Oct 2025 | $4.10M | |
| Energy Harbor Nuclear Generation LLC | Akron, OH | Independent Power Producer | 3 | 34.7 TWh | Mar 2026 | Oct 2025 | $344.88M | |
| Energy Harbor LLC | Irving, TX | - | - | - | Oct 2025 | $367.65M | $354.36M | |
| Energy Cooperative Of New York, Inc | Buffalo, NY | - | - | - | Oct 2025 | $420.64k | ||
| Energy Center Phoenix LLC | Phoenix, AZ | State-Owned Utility | 1 | 43.3 GWh | Mar 2026 | - | ||
| Energy Center Paxton LLC | Harrisburg, PA | Investor-Owned Utility | 1 | 726.5 MWh | Dec 2024 | Oct 2025 | $182.16k | |
| Energy Center Dover LLC | Lawrenceville, NJ | - | - | - | Oct 2025 | $4.73M | ||
| Energy 49, LLC | New York, NY | Independent Power Producer | 1 | 7.8 GWh | Dec 2024 | - | ||
| Energy 2001, Inc. | Rocklin, CA | Independent Power Producer | 1 | 32.1 GWh | Dec 2024 | - | ||
| Energix Nokesville, LLC | Arlington, VA | Independent Power Producer | 1 | 41.1 GWh | Dec 2024 | - | ||
| Energix MT. Jackson, LLC | Independent Power Producer | 1 | 34.2 GWh | Dec 2024 | - | |||
| Energix Leatherwood, LLC | Arlington, VA | Independent Power Producer | 1 | 44.3 GWh | Dec 2024 | - | ||
| Energix Hollyfield, LLC | Arlington, VA | Independent Power Producer | 1 | 28.0 GWh | Dec 2024 | - | ||
| Energix Buckingham, LLC | Arlington, VA | Independent Power Producer | 1 | 41.9 GWh | Dec 2024 | - | ||
| Energix Aditya, LLC | Arlington, VA | Independent Power Producer | 1 | 21.3 GWh | Dec 2024 | - | ||
| Energia Sierra Juarez U.S., LLC | Tecate, BC | - | - | - | Oct 2025 | $13.37M | ||
| ENEL Trading North America, LLC | Andover, MA | - | - | - | Apr 2025 | $1.60k | ||
| ENEL Kansas, LLC | Andover, MA | Independent Power Producer | 1 | 689.4 GWh | Mar 2026 | - | ||
| ENEL Green Power Roseland Solar, LLC | Andover, MA | Independent Power Producer | 1 | 1.2 TWh | Mar 2026 | - | ||
| ENEL Green Power Rattlesnake Creek Wind Project, LLC | Andover, MA | - | - | - | Oct 2025 | $283.19k | ||
| ENEL Green Power Na, Inc. | Andover, MA | Independent Power Producer | 28 | 6.7 TWh | Mar 2026 | - | ||
| ENEL Green Power Hilltopper Wind, LLC | Andover, MA | - | - | - | Oct 2025 | $3.44M | ||
| ENEL Green Power Estonian Solar Project, LLC | Andover, MA | Independent Power Producer | 1 | 504.1 GWh | Mar 2026 | - | ||
| ENEL Green Power Diamond VIsta Wind Project, LLC | Andover, MA | Independent Power Producer | 1 | 1.0 TWh | Mar 2026 | Oct 2025 | $2.84M | |
| Endeavor Wind II, LLC | Juno Beach, FL | - | - | - | Sep 2025 | $1.02M | ||
| Endeavor Wind I, LLC | Juno Beach, FL | - | - | - | Sep 2025 | $4.23M | ||
| Encina Joint Powers Authority | Carlsbad, CA | Municipally-Owned Utility | 1 | 15.5 GWh | Mar 2026 | - | ||
| Emporia Hydro Power LP | Montreal, QB | Independent Power Producer | 1 | 7.2 GWh | Dec 2024 | - | ||
| Empire Generating Co LLC | Rensselaer, NY | Independent Power Producer | 1 | 3.3 TWh | Mar 2026 | Oct 2025 | $35.83M | |
| Empire District Electric Co | Joplin, MO | Investor-Owned Utility | 9 | 6.6 TWh | Mar 2026 | Oct 2025 | $44.41M | $8.30M |
| Emmons-Logan Wind, LLC | Juno Beach, FL | Independent Power Producer | 1 | 939.3 GWh | Mar 2026 | Sep 2025 | $4.71M | |
| Emerald People's Utility DIST | Eugene, OR | Political Subdivision | 1 | 24.0 GWh | Dec 2024 | Oct 2025 | $295.99k | |
| Emerald Marshfield, LLC | Huntersville, NC | Independent Power Producer | 1 | 2.3 GWh | Dec 2024 | - | ||
| Emerald Kemble, LLC | Huntersville, NC | Independent Power Producer | 1 | 3.8 GWh | Dec 2024 | - | ||
| Emerald Hills Holding I, LLC | Huntersville, NC | Independent Power Producer | 1 | 27.1 GWh | Dec 2024 | - | ||
| Emerald Gardens PKI, LLC | Huntersville, NC | Independent Power Producer | 1 | 2.2 GWh | Dec 2024 | - | ||
| Emerald City Renewables LLC | N.W., DC | - | - | - | Sep 2025 | $632.21k | ||
| Emera Energy Services Subsidiary No. 4 LLC | Halifax, NS | - | - | - | Sep 2025 | $1.16M | $2.32M | |
| Emera Energy Services Subsidiary No. 3 LLC | Halifax, NS | - | - | - | Oct 2025 | $2.61M | $2.61M | |
| Emera Energy Services Subsidiary No. 2 LLC | Halifax, NS | - | - | - | Sep 2025 | $658.20k | $658.20k |
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 | Mar 2026 | Nuclear |
| Barry | Bucks, Alabama | 12 TWh | Jan 1954 | Mar 2026 | Natural Gas : 95.8% Bituminous Coal : 4.2% |
| Beaver Valley | Shippingport, Pennsylvania | 15 TWh | Aug 1976 | Mar 2026 | Nuclear |
| Bowen | Cartersville, Georgia | 13 TWh | Sep 1971 | Mar 2026 | Bituminous Coal : 99.8% |
| Braidwood Generation Station | Braceville, Illinois | 20 TWh | Jun 1988 | Mar 2026 | Nuclear |
| Browns Ferry | Decatur, Alabama | 30 TWh | Jul 1974 | Mar 2026 | Nuclear |
| Brunswick Nuclear | Southport, North Carolina | 16 TWh | Oct 1975 | Mar 2026 | Nuclear |
| Byron Generating Station | Byron, Illinois | 19 TWh | Aug 1985 | Mar 2026 | Nuclear |
| Calvert Cliffs Nuclear Power Plant | Lusby, Maryland | 15 TWh | Apr 1975 | Mar 2026 | Nuclear |
| Catawba | York, South Carolina | 19 TWh | May 1985 | Mar 2026 | Nuclear |
| Comanche Peak | Glen Rose, Texas | 20 TWh | Jul 1990 | Mar 2026 | Nuclear |
| Crystal River | Crystal River, Florida | 16 TWh | Sep 1966 | Mar 2026 | Natural Gas : 68.9% Bituminous Coal : 30.9% |
| Diablo Canyon | Avila Beach, California | 17 TWh | Apr 1985 | Mar 2026 | Nuclear |
| Donald C Cook | Bridgman, Michigan | 18 TWh | Jul 1975 | Mar 2026 | Nuclear |
| Dresden Generating Station | Morris, Illinois | 15 TWh | Jul 1970 | Mar 2026 | Nuclear |
| Edwin I Hatch | Baxley, Georgia | 14 TWh | Nov 1975 | Mar 2026 | Nuclear |
| Gavin Power, LLC | Cheshire, Ohio | 13 TWh | Sep 1974 | Mar 2026 | Bituminous Coal : 99.6% |
| Grand Coulee | Grand Coulee, Washington | 18 TWh | Feb 1941 | Mar 2026 | Water |
| Guernsey Power Station | Byesville, Ohio | 12 TWh | Jan 2023 | Mar 2026 | Natural Gas |
| H Allen Franklin Combined Cycle | Smiths, Alabama | 12 TWh | May 2002 | Mar 2026 | Natural Gas |
| Hines Energy Complex | Bartow, Florida | 12 TWh | Mar 1999 | Mar 2026 | Natural Gas |
| Jack McDonough | Smyrna, Georgia | 18 TWh | Apr 1971 | Mar 2026 | Natural Gas |
| James H Miller Jr | Quinton, Alabama | 19 TWh | Sep 1978 | Mar 2026 | Subbituminous Coal : 99.1% Natural Gas : 0.9% |
| Joseph M Farley | Columbia, Alabama | 13 TWh | Nov 1977 | Mar 2026 | Nuclear |
| Labadie | Labadie, Missouri | 16 TWh | May 1970 | Mar 2026 | Subbituminous Coal : 99.9% |
| LaSalle Generating Station | Marseilles, Illinois | 19 TWh | Dec 1983 | Mar 2026 | Nuclear |
| Limerick | Sanatoga, Pennsylvania | 19 TWh | Jan 1986 | Mar 2026 | Nuclear |
| McGuire | Huntersville, North Carolina | 19 TWh | Aug 1981 | Mar 2026 | Nuclear |
| Millstone | Waterford, Connecticut | 17 TWh | Nov 1975 | Mar 2026 | Nuclear |
| Monroe (MI) | Monroe, Michigan | 16 TWh | Oct 1969 | Mar 2026 | Subbituminous Coal : 75.0% Bituminous Coal : 16.0% Petroleum Coke : 8.9% |
| Nine Mile Point Nuclear Station | Lycoming, New York | 16 TWh | Nov 1969 | Mar 2026 | Nuclear |
| North Anna | Mineral, Virginia | 16 TWh | May 1978 | Mar 2026 | Nuclear |
| Oconee | Seneca, South Carolina | 22 TWh | Jun 1973 | Mar 2026 | Nuclear |
| Okeechobee Clean Energy Center | Okeechobee, Florida | 12 TWh | Feb 2019 | Feb 2026 | Natural Gas |
| Palo Verde | Wintersburg, Arizona | 31 TWh | Dec 1985 | Mar 2026 | Nuclear |
| Peach Bottom | Delta, Pennsylvania | 22 TWh | Jun 1974 | Mar 2026 | Nuclear |
| Prairie State Generating Station | Marissa, Illinois | 12 TWh | May 2012 | Mar 2026 | Bituminous Coal : 99.8% |
| PSEG Salem Generating Station | Hancocks Bridge, New Jersey | 19 TWh | May 1971 | Mar 2026 | Nuclear |
| Quad Cities Generating Station | Cordova, Illinois | 16 TWh | Nov 1972 | Mar 2026 | Nuclear |
| Robert Moses Niagara | Lewiston, New York | 14 TWh | Dec 1960 | Mar 2026 | Water |
| Sequoyah | Soddy Daisy, Tennessee | 15 TWh | Jun 1981 | Mar 2026 | Nuclear |
| South Texas Project | Wadsworth, Texas | 21 TWh | Jul 1988 | Mar 2026 | Nuclear |
| St Lucie | Jensen Beach, Florida | 16 TWh | Apr 1976 | Mar 2026 | Nuclear |
| Surry | Surry, Virginia | 13 TWh | Nov 1972 | Mar 2026 | Nuclear |
| TalenEnergy Susquehanna | Berwick, Pennsylvania | 19 TWh | May 1983 | Mar 2026 | Nuclear |
| Turkey Point | Homestead, Florida | 20 TWh | Mar 1967 | Mar 2026 | Nuclear : 68.1% Natural Gas : 31.9% |
| Vogtle | Waynesboro, Georgia | 37 TWh | Apr 1987 | Mar 2026 | Nuclear |
| W A Parish | Thompsons, Texas | 15 TWh | May 1958 | Mar 2026 | Subbituminous Coal : 82.1% Natural Gas : 17.9% |
| Watts Bar Nuclear Plant | Spring City, Tennessee | 18 TWh | Apr 1996 | Mar 2026 | Nuclear |
| West County Energy Center | Loxahatchee, Florida | 18 TWh | Jul 2009 | Mar 2026 | Natural Gas |