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 |
|---|---|---|---|---|---|---|---|---|
| H.A. Wagner LLC | Allentown, PA | Independent Power Producer | 1 | 206.2 GWh | Sep 2025 | Oct 2025 | $16.82M | |
| H.Q. Energy Services (U.S.) Inc. | Montreal, QC | - | - | - | Oct 2025 | $156.74M | $7.44M | |
| Halia Energy LLC | Dover, DE | - | - | - | Oct 2025 | $1.23M | ||
| Hallador Power Company, LLC | Terra Haute, IN | Independent Power Producer | 1 | 5.2 TWh | Sep 2025 | Oct 2025 | $50.47M | |
| Hamilton Liberty O&M LLC | Towanda, PA | Independent Power Producer | 1 | 5.7 TWh | Sep 2025 | Oct 2025 | $36.63M | |
| Hamilton Patriot LLC | Charlotte, NC | - | - | - | Oct 2025 | $57.59M | ||
| Hamilton Power, LLC | Chicago, IL | Independent Power Producer | 1 | -203.6 MWh | Dec 2024 | Oct 2025 | $331.46k | |
| Hanging Rock Power Company LLC | Irving, TX | - | - | - | Oct 2025 | $103.44M | ||
| Harbor Cogeneration Co. | Wilmington, CA | Independent Power Producer | 1 | 20.1 GWh | Dec 2024 | Oct 2025 | $48.09k | |
| Hardin Solar Energy II LLC | Chicago, IL | Independent Power Producer | - | - | - | Oct 2025 | $4.13M | |
| Hardin Solar Energy III | Chicago, IL | Independent Power Producer | 1 | 390.8 GWh | Sep 2025 | Oct 2025 | $4.05M | |
| Hardin Solar Energy III LLC | Ashwaubenon, WI | - | - | - | Oct 2025 | $6.99M | ||
| Hardin Wind LLC | Chicago, IL | - | - | - | Oct 2025 | $6.94M | ||
| Harry Allen Solar Energy LLC | Chicago, IL | - | - | - | Oct 2025 | $2.76M | ||
| Hartree Partners LP | New York, NY | Independent Power Producer | 1 | 2.8 TWh | Sep 2025 | Oct 2025 | $217.65M | $20.03M |
| Harvest II Windfarm, LLC | Baltimore, MD | Independent Power Producer | 1 | 218.5 GWh | Dec 2024 | Oct 2025 | $1.57M | |
| Haverhill Coke Company, LLC | Lisle, IL | - | - | - | Oct 2025 | $3.37M | ||
| Haystack Wind Project, LLC | Carroll, NE | Independent Power Producer | 1 | 758.9 GWh | Sep 2025 | Oct 2025 | $804.86k | |
| Hazle Spindle, LLC | New York, NY | - | - | - | Oct 2025 | $1.79M | ||
| Hazleton Generation LLC | Hazle Township, PA | Independent Power Producer | 1 | 5.7 GWh | Dec 2024 | Oct 2025 | $2.22M | |
| HD Project One LLC | Norwalk, CT | - | - | - | Oct 2025 | $68.68k | ||
| Headwaters Wind Farm II LLC | Houston, TX | - | - | - | Oct 2025 | $5.16M | ||
| Headwaters Wind Farm LLC | Houston, TX | Independent Power Producer | 1 | 679.3 GWh | Dec 2024 | Oct 2025 | $5.92M | |
| Hecate Energy Desert Storage 1 LLC | Chicago, IL | Independent Power Producer | 1 | - | - | Oct 2025 | $62.06k | |
| Hecate Energy Johanna Facility LLC | Chicago, IL | Independent Power Producer | 1 | -3.3 GWh | Dec 2024 | Oct 2025 | $1.09M | |
| Helix Ironwood LLC | Lebanon, PA | Independent Power Producer | 1 | 5.1 TWh | Sep 2025 | Oct 2025 | $43.27M | |
| Henrietta Bess LLC | Chicago, IL | Independent Power Producer | 1 | 6.0 GWh | Sep 2025 | Oct 2025 | $161.49k | |
| Heritage Power Marketing, LLC | Houston, TX | - | - | - | Oct 2025 | $52.34M | $51.74M | |
| Hermiston Generating Co LP | Hermiston, OR | Independent Power Producer | 1 | 3.6 TWh | Sep 2025 | Oct 2025 | $10.51M | |
| Hermiston Power Partnership | Hermiston, OR | Independent Power Producer | 1 | 3.7 TWh | Sep 2025 | Oct 2025 | $7.42M | $0 |
| HF Sinclair Puget Sound Refining LLC | Issaquah, WA | - | - | - | Oct 2025 | $6.29M | ||
| Hickory Run Energy, LLC | Overland Park, KS | Independent Power Producer | 1 | 6.7 TWh | Sep 2025 | Oct 2025 | $74.20M | |
| High Desert Power Project LLC | Omaha, NE | Independent Power Producer | - | - | Dec 2015 | Oct 2025 | $33.27M | $751.22k |
| High Trail Wind Farm LLC | Ellsworth, IL | Independent Power Producer | 1 | 533.9 GWh | Sep 2025 | Oct 2025 | $3.37M | |
| Highland North LLC | Pittsburgh, PA | - | - | - | Oct 2025 | $1.48M | ||
| Hill Top Energy Center, LLC | Carmichaels, PA | Independent Power Producer | 1 | 5.4 TWh | Sep 2025 | Oct 2025 | $51.67M | $28.93k |
| HL Power Company | Wendel, CA | Independent Power Producer | 1 | 224.4 GWh | Dec 2024 | Oct 2025 | $4.77M | |
| Hobnail Solar, LLC | Chapel Hill, NC | Independent Power Producer | 1 | 161.7 GWh | Sep 2025 | Oct 2025 | $1.98M | |
| Holcim (US) Inc. | Louisville, KY | - | - | - | Oct 2025 | $769.42k | ||
| Holden Bess 1 LLC | Arlington, VA | Independent Power Producer | 1 | -98.0 MWh | Dec 2024 | Oct 2025 | $81.08k | |
| Holyoke Bess LLC | Boston, MA | - | - | - | Oct 2025 | $203.60k | ||
| Hoopeston Wind LLC | Charlottesville, VA | Independent Power Producer | 1 | 402.2 GWh | Dec 2024 | Oct 2025 | $2.37M | |
| Hoosier Energy Rural Electric Cooperative, Inc. | Bloomington, IN | - | - | - | Oct 2025 | $68.44M | $51.07M | |
| Hopewell Power Generation, LLC | Irving, TX | - | - | - | Oct 2025 | $29.75M | ||
| Horizon Hill Wind, LLC | Centralia, WA | Independent Power Producer | 1 | 658.1 GWh | Sep 2025 | Oct 2025 | $133.05k | |
| Horizon Power And Light, LLC | Birmingham, AL | - | - | - | Oct 2025 | $650.49k | $662.87k | |
| Horus Louisiana 1, LLC | Lake Mary, FL | Independent Power Producer | 1 | 300.1 GWh | Sep 2025 | Oct 2025 | $3.18M | |
| Horus West VIrginia I, LLC | Benito Juarez, MX | - | - | - | Oct 2025 | $2.16M | ||
| Howard Wind LLC | Boston, MA | |Independent Power Producer | 1 | 120.9 GWh | Dec 2024 | Oct 2025 | $2.65M | |
| Hummel Station, LLC | Shamokin Dam, PA | Independent Power Producer | 1 | 8.2 TWh | Sep 2025 | Oct 2025 | $72.19M | |
| Hunlock Creek Generating, LLC | Hunlock Creek, PA | Independent Power Producer | 1 | 707.2 GWh | Dec 2023 | Oct 2025 | $2.63M | |
| Hunterstown Power, LLC | Chicago, IL | Independent Power Producer | 1 | 15.6 GWh | Dec 2024 | Oct 2025 | $1.25M | |
| Icetec.COM | Boothwyn, PA | - | - | - | Oct 2025 | $658.32k | $182.16k | |
| Idaho Power Co | Boise, ID | Investor-Owned Utility | 32 | 11.8 TWh | Sep 2025 | Oct 2025 | $26.04M | $44.71M |
| IDT Energy, Inc. | Brooklyn, NY | - | - | - | Oct 2025 | $20.89M | $45.83M | |
| Illinois Municipal Electric Agency | Springfield, IL | - | - | - | Oct 2025 | $31.97M | $8.41M | |
| Illinois Power Marketing Company, LLC | Irving, TX | - | - | - | Oct 2025 | $49.99M | ||
| Imperial Irrigation District | Imperial, CA | Political Subdivision | 16 | 1.4 TWh | Sep 2025 | Oct 2025 | $41.21M | |
| In Commodities US LLC | Wilmington, DE | - | - | - | Oct 2025 | $10.25M | ||
| Indeck-Corinth Ltd Partnership | Buffalo Grove, IL | Independent Power Producer | 1 | 457.1 GWh | Dec 2024 | Oct 2025 | $5.58M | $465.60k |
| Indeck Niles, LLC | Buffalo Grove, IL | Independent Power Producer | 1 | 4.9 TWh | Sep 2025 | Oct 2025 | $36.15M | |
| Independence Energy Group LLC | Princeton, NJ | - | - | - | Oct 2025 | $17.77k | ||
| Indian River Power LLC | Princeton, NJ | - | - | - | Oct 2025 | $801.52k | ||
| Indiana-Kentucky Electric Corp | Piketon, OH | Investor-Owned Utility | 1 | 6.0 TWh | Sep 2025 | Oct 2025 | $113.71M | |
| Indiana Michigan Power Co | Fort Wayne, IN | Investor-Owned Utility | 15 | 25.2 TWh | Sep 2025 | Oct 2025 | $93.40M | |
| Indiana Municipal Power Agency | Carmel, IN | Political Subdivision | 48 | 1.4 TWh | Dec 2024 | Oct 2025 | $39.23M | $26.59M |
| Indianapolis Power & Light Company | Indianapolis, IN | - | - | - | Oct 2025 | $157.94M | $6.91M | |
| Indigo Generation LLC | LOS Angeles, CA | - | - | - | Oct 2025 | $2.67M | ||
| Industrial Assets, Inc. | Studio City, CA | - | - | - | Oct 2025 | $1.02M | ||
| Innovative Energy Systems Inc | Oakfield, NY | Independent Power Producer | 7 | 214.6 GWh | Dec 2024 | Oct 2025 | $142.64k | |
| Innovative Solar 37, LLC | Fletcher, NC | Independent Power Producer | - | - | - | Oct 2025 | $2.25M | |
| Innovative Solar 42, LLC | Irvington, NY | Independent Power Producer | 1 | 112.4 GWh | Sep 2025 | Oct 2025 | $1.89M | |
| Inter-Power/Ahlcon Partners, L.P. | Colver, PA | Independent Power Producer | 1 | 786.3 GWh | Dec 2024 | Oct 2025 | $6.90M | |
| Interstate Gas Supply, LLC | Dublin, OH | - | - | - | Oct 2025 | $122.06M | $122.77M | |
| Interstate Power Co | Cedar Rapids, IA | |Investor-Owned Utility | 42 | 13.6 TWh | Sep 2025 | Oct 2025 | $114.99M | $13.68M |
| Invenergy Nelson LLC | Chicago, IL | - | - | - | Oct 2025 | $37.00M | $69.44k | |
| Ip Oberon II, LLC | Beaverton, OR | Independent Power Producer | 1 | 652.8 GWh | Sep 2025 | Oct 2025 | $8.71M | |
| Ip Oberon LLC | Beaverton, OR | Independent Power Producer | 1 | 633.9 GWh | Sep 2025 | Oct 2025 | $9.92M | |
| Ir Energy Management LLC | Chicago, IL | - | - | - | Oct 2025 | $6.99M | $6.99M | |
| Irish Creek Wind, LLC | Juno Beach, FL | Independent Power Producer | 1 | 1.0 TWh | Sep 2025 | Oct 2025 | $4.10M | |
| J. ARON & Company LLC | New York, NY | - | - | - | Oct 2025 | $179.99M | $25.48M | |
| Jackson Generation, LLC | Schaumburg, IL | Independent Power Producer | 1 | 8.6 TWh | Sep 2025 | Oct 2025 | $68.54M | |
| Jayhawk Wind, LLC | Ashwaubenon, WI | - | - | - | Oct 2025 | $3.37M | ||
| JEA | Jacksonville, FL | Municipally-Owned Utility | 7 | 9.6 TWh | Sep 2025 | Oct 2025 | $96.15M | |
| Jericho Rise Wind Farm LLC | Houston, TX | Independent Power Producer | 1 | 240.8 GWh | Sep 2025 | Oct 2025 | $1.73M | |
| Jersey Central Power & Light Company | Akron, OH | - | - | - | Oct 2025 | $15.68k | $271.81M | |
| Johanna Energy Center, LLC | Houston, TX | Independent Power Producer | 3 | -11.0 GWh | Dec 2024 | Oct 2025 | $1.32M | |
| Just Energy Limited | Houston, TX | - | - | - | Oct 2025 | $36.59M | $51.19M | |
| Kansas Municipal Energy Agency | Overland Park, KS | Municipally-Owned Utility | 1 | 2.7 GWh | Dec 2024 | Oct 2025 | $10.97M | |
| Karbone Energy LLC | New York, NY | - | - | - | Oct 2025 | $10.06M | $7.02M | |
| KCE Ny 1, LLC | Albany, NY | Independent Power Producer | 1 | -3.1 GWh | Dec 2024 | Oct 2025 | $1.06M | |
| Keenesburg Energy Storage LLC | Framingham, MA | - | - | - | Oct 2025 | $583.09k | ||
| Kelly Creek Wind, LLC | Phoenix, AZ | - | - | - | Oct 2025 | $4.11M | ||
| Kendall Power Company LLC | Irving, TX | - | - | - | Oct 2025 | $51.26M | ||
| Kentucky Utilities Co | Lexington, KY | Investor-Owned Utility | 8 | 12.8 TWh | Sep 2025 | Oct 2025 | $13.21M | $9.88M |
| KES Kingsburg LP | Kingsburg, CA | Independent Power Producer | 1 | 5.6 GWh | Nov 2024 | Oct 2025 | $13.19k | |
| Keystone Power LLC | Morristown, NJ | - | - | - | Oct 2025 | $2.47M | ||
| Keystone Power Pass-Through Holders LLC | Houston, TX | - | - | - | Oct 2025 | $8.14M | ||
| Keystone Wind Marketing LLC | Pittsburgh, PA | - | - | - | Oct 2025 | $6.46M | ||
| KIAC Partners | Jamaica, NY | Independent Power Producer | 1 | 398.6 GWh | Dec 2024 | Oct 2025 | $6.67M | $1.26M |
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% |