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 |
|---|---|---|---|---|---|---|---|---|
| Cimarron Wind Energy LLC | Juno Beach, FL | Independent Power Producer | 1 | 401.5 GWh | Mar 2026 | Oct 2025 | $8.59M | $4.60M |
| Mississippi Power Co | Gulfport, MS | Investor-Owned Utility | 8 | 18.6 TWh | Mar 2026 | Sep 2025 | $65.80M | $4.58M |
| ARON Energy Prepay 15 LLC | New York, NY | - | - | - | Sep 2025 | $4.57M | $4.57M | |
| SEPV Sierra, LLC | Losangeles, CA | Independent Power Producer | 1 | 6.1 GWh | Dec 2024 | Oct 2025 | $63.30k | $4.56M |
| Lansing Board Of Water And Light | Lansing, MI | Municipally-Owned Utility | 4 | 1.5 TWh | Mar 2026 | Oct 2025 | $4.42M | |
| Calpeak Power, LLC | San Diego, CA | Independent Power Producer | 6 | 67.5 GWh | Mar 2026 | Oct 2025 | $4.32M | $4.32M |
| Bowfin Keycon Energy, LLC | Morristown, NJ | - | - | - | Oct 2025 | $2.99M | $4.28M | |
| Prairie Power, Inc | Springfield, IL | Cooperative | 3 | 40.4 GWh | Dec 2024 | Oct 2025 | $4.26M | |
| Southwestern Power Administration | Tulsa, OK | - | - | - | Oct 2025 | $1.59M | $4.24M | |
| Allete, Inc. | Duluth, MN | Investor-Owned Utility | 24 | 7.2 TWh | Mar 2026 | Oct 2025 | $137.16M | $4.23M |
| Energy Keepers Inc | Polson, MT | Independent Power Producer | 1 | 995.3 GWh | Dec 2024 | Oct 2025 | $4.10M | |
| AXPO U.S. LLC | New York, NY | - | - | - | Oct 2025 | $154.97M | $4.01M | |
| 3PR Trading, Inc. | Issaquah, WA | - | - | - | Oct 2025 | $2.43M | $4.00M | |
| Calpine Construction Fin Co LP | 1 | - | Nov 2003 | Oct 2025 | $28.72M | $3.93M | ||
| Central Hudson Gas & ELEC Corp | Poughkeepsie, NY | Investor-Owned Utility | 5 | 69.1 GWh | Dec 2024 | Oct 2025 | $2.58M | $3.89M |
| EWO Marketing, LLC | The Woodlands, TX | - | - | - | Sep 2025 | $11.38M | $3.84M | |
| Big River Solar, LLC | New York, NY | Independent Power Producer | 1 | 344.2 GWh | Mar 2026 | Oct 2025 | $3.47M | $3.80M |
| EDF Spring Field WPC, LLC | Phoenix, AZ | - | - | - | Oct 2025 | $4.45M | $3.74M | |
| AES Solutions Management, LLC | Louisville, CO | - | - | - | Oct 2025 | $10.55M | $3.74M | |
| Springer Electric Coop, Inc | Springer, NM | Cooperative | 1 | 2.1 GWh | Dec 2024 | Sep 2025 | $3.71M | |
| Southern Illinois Power Coop | Marion, IL | Cooperative | 1 | 840.7 GWh | Mar 2026 | Oct 2025 | $3.69M | |
| Freepoint Commodities LLC | Stamford, CT | Independent Power Producer | 2 | - | - | Oct 2025 | $3.69M | $3.69M |
| Castleton Commodities Merchant Trading L.P. | Houston, TX | - | - | - | Oct 2025 | $7.89M | $3.61M | |
| Westlake US 2 LLC | Houston, TX | - | - | - | Oct 2025 | $13.99M | $3.58M | |
| City Of Glendale - (Ca) | Glendale, CA | Municipally-Owned Utility | 2 | 15.0 GWh | Feb 2026 | Sep 2025 | $3.53M | |
| City Of St George | St George, UT | Municipally-Owned Utility | 5 | 149.1 GWh | Dec 2024 | Sep 2025 | $3.49M | |
| Coachella Hills Wind, LLC | New York, NY | - | - | - | Oct 2025 | $3.00M | $3.36M | |
| LOS Angeles Department Of Water & Power | LOS Angeles, CA | Municipally-Owned Utility | 38 | 12.8 TWh | Mar 2026 | Oct 2025 | $3.26M | |
| Vermont Public Power Supply Authority | Waterbury Center, VT | Political Subdivision | 1 | 1.2 GWh | Dec 2024 | Sep 2025 | $3.25M | |
| Westlands Solar Blue (Oz) Owner, LLC | |Independent Power Producer | 1 | 1.3 TWh | Mar 2026 | Oct 2025 | $5.65M | $3.24M | |
| Oglethorpe Power Corporation | Tucker, GA | Cooperative | 13 | 16.3 TWh | Mar 2026 | Sep 2025 | $34.46M | $3.20M |
| Consolidated Water Power Co | Wisconsin Rapids, WI | Investor-Owned Utility | 5 | 191.3 GWh | Dec 2024 | Oct 2025 | $3.18M | |
| Generation Bridge M&M Holdings, LLC | Birmingham, AL | - | - | - | Sep 2025 | $3.06M | $3.06M | |
| MRP Pacifica Marketing LLC | San Diego, CA | - | - | - | Sep 2025 | $884.96k | $3.03M | |
| Big Country Datalec LLC | New York, NY | - | - | - | May 2025 | $2.92M | $2.92M | |
| Geysers Power Co LLC | Middletown, CA | Independent Power Producer | 6 | 5.8 TWh | Mar 2026 | Oct 2025 | $101.01M | $2.91M |
| Archer Energy, LLC | Powell, OH | - | - | - | Oct 2025 | $3.05M | $2.90M | |
| Drew Solar-Ca, LLC | New York, NY | - | - | - | Sep 2025 | $2.92M | $2.87M | |
| Unitil Energy Systems, Inc. | Hampton, NH | - | - | - | Sep 2025 | $1.80M | $2.84M | |
| Western Massachusetts Electric Company | West Springfield, MA | Investor-Owned Utility | 3 | 6.3 GWh | Mar 2026 | Sep 2025 | $2.82M | |
| Borough Of Chambersburg | Chambersburg, PA | Municipally-Owned Utility | 2 | 55.8 GWh | Mar 2026 | Sep 2025 | $2.82M | |
| TYR Energy, LLC | Overland Park, KS | - | - | - | Sep 2025 | $4.63M | $2.81M | |
| Apple, Inc | Cupertino, CA | Commercial | 9 | 285.2 GWh | Dec 2024 | Sep 2025 | $2.79M | |
| Pud No 1 Of Pend Oreille County | Newport, WA | Political Subdivision | 3 | 498.5 GWh | Dec 2024 | Oct 2025 | $2.77M | |
| Freepoint Energy Solutions LLC | Houston, TX | - | - | - | Oct 2025 | $4.27M | $2.75M | |
| Anthracite Power And Light Company | Gilberton, PA | - | - | - | Oct 2025 | $107.40k | $2.73M | |
| Emera Energy Services Subsidiary No. 3 LLC | Halifax, NS | - | - | - | Oct 2025 | $2.61M | $2.61M | |
| Dynegy Energy Services (East), LLC | Irving, TX | - | - | - | Oct 2025 | $19.00M | $2.56M | |
| Great American Gas & Electric, LLC | Harrison, NY | - | - | - | Sep 2025 | $589.05k | $2.50M | |
| Grace Orchard Energy Center, LLC | Juno Beach, FL | - | - | - | Sep 2025 | $2.28M | $2.45M | |
| BP PLC | London, UK | Industrial | 1 | 396.8 GWh | Dec 2024 | Sep 2025 | $2.44M | |
| EDPR Ca Solar Park LLC | Houston, TX | Independent Power Producer | 1 | 458.8 GWh | Mar 2026 | Sep 2025 | $4.59M | $2.42M |
| Dominion Energy Generation Marketing, Inc. | Richmond, VA | - | - | - | Jul 2025 | $2.57M | $2.37M | |
| City Of Vernon | Vernon, CA | Municipally-Owned Utility | 3 | 351.7 GWh | Mar 2026 | Sep 2025 | $2.36M | |
| Emera Energy Services Subsidiary No. 4 LLC | Halifax, NS | - | - | - | Sep 2025 | $1.16M | $2.32M | |
| EAM Nelson Holding, LLC | The Woodlands, TX | - | - | - | Sep 2025 | $3.84M | $2.27M | |
| Townsite Solar, LLC | St Thomas, VI | Independent Power Producer | 1 | 498.5 GWh | Mar 2026 | Oct 2025 | $7.67M | $2.27M |
| David Energy Supply, LLC | Brooklyn, NY | - | - | - | Sep 2025 | $2.27M | $2.27M | |
| Boston Energy Trading And Marketing LLC | Boston, MA | - | - | - | Oct 2025 | $112.82M | $2.24M | |
| Twin Eagle Resource Management, LLC | Spring, TX | - | - | - | Oct 2025 | $6.31M | $2.22M | |
| Nextera Renewable Fuels, LLC | Allentown, PA | Independent Power Producer | 31 | 66.2 GWh | Mar 2026 | Oct 2025 | $4.38M | $2.19M |
| Oconto Electric Cooperative | Oconto Falls, WI | Cooperative | 1 | 6.0 GWh | Dec 2024 | Sep 2025 | $2.15M | |
| Nordic Energy Services, LLC | Tampa, FL | - | - | - | Oct 2025 | $3.08M | $2.13M | |
| City Of Roseville - (Ca) | Roseville, CA | Municipally-Owned Utility | 2 | 563.9 GWh | Mar 2026 | Sep 2025 | $2.13M | |
| Shipley Choice, LLC | York, PA | - | - | - | Oct 2025 | $1.88M | $2.12M | |
| Polaris Power Services LLC | Brooklyn, NY | - | - | - | Oct 2025 | $1.23M | $2.07M | |
| SEPV Cuyama, LLC | LOS Angeles, CA | Independent Power Producer | 1 | 3.2 GWh | Dec 2024 | Oct 2025 | $3.32k | $2.01M |
| Stanford University Power LLC | Stanford, CA | - | - | - | Oct 2025 | $1.27M | $1.99M | |
| Discount Power, Inc. | Shelton, CT | - | - | - | Oct 2025 | $2.25M | $1.98M | |
| Hampshire Power Corporation | Birmingham, AL | - | - | - | Sep 2025 | $216.86k | $1.96M | |
| DTE Energy Trading, Inc. | ANN Arbor, MI | - | - | - | Sep 2025 | $295.62M | $1.92M | |
| Willmar Municipal Utilities | Willmar, MN | Municipally-Owned Utility | 3 | 3.8 GWh | Dec 2024 | Sep 2025 | $1.92M | |
| Liberty Utilities (Granite State Electric) Corp. | Joplin, MO | - | - | - | Sep 2025 | $195.27k | $1.81M | |
| One Nation Energy Solutions, LLC | Houston, TX | - | - | - | Sep 2025 | $2.47M | $1.72M | |
| Harvard Dedicated Energy Limited | Cambridge, MA | - | - | - | Sep 2025 | $1.78M | $1.66M | |
| Mesquite Power LLC | Arlington, AZ | Independent Power Producer | 1 | 4.0 TWh | Mar 2026 | Oct 2025 | $4.01M | $1.65M |
| Easton Utilities COMM | Easton, MD | Municipally-Owned Utility | 2 | 14.4 GWh | Feb 2026 | Sep 2025 | $1.64M | |
| Town Square Energy, LLC | Brooklyn, NY | - | - | - | Oct 2025 | $34.83k | $1.64M | |
| Pud No 1 Of Douglas County | East Wenatchee, WA | Political Subdivision | 1 | 4.4 TWh | Mar 2026 | Sep 2025 | $1.61M | |
| Orange And Rockland Utilities, Inc. | New York, NY | - | - | - | Oct 2025 | $6.03M | $1.59M | |
| City Of Pasadena - (Ca) | Pasadena, CA | Municipally-Owned Utility | 3 | 40.7 GWh | Dec 2024 | Sep 2025 | $1.59M | |
| Spartan Renewable Energy, Inc. | Cadillac, MI | - | - | - | Sep 2025 | $132.65k | $1.56M | |
| Pacific Northwest Generating Coop | Clackamas, OR | Cooperative | 1 | 42.4 GWh | Dec 2024 | Oct 2025 | $58.29M | $1.52M |
| Atlantic Energy LLC | Brooklyn, NY | - | - | - | Oct 2025 | $999.06k | $1.51M | |
| Vista Energy Marketing, L.P. | Houston, TX | - | - | - | Oct 2025 | $1.44M | $1.49M | |
| Sunflower Electric Power Corp | Hays, KS | Cooperative | 8 | 1.6 TWh | Mar 2026 | Oct 2025 | $15.65M | $1.48M |
| City Of Columbia - (Mo) | Columbia, MO | Municipally-Owned Utility | 2 | 37.5 GWh | Dec 2024 | Sep 2025 | $1.46M | |
| Lightstone Marketing LLC | Washington, DC | - | - | - | Jun 2025 | $1.43M | $1.43M | |
| GSP Newington LLC | Bow, NH | - | - | - | Oct 2025 | $11.80M | $1.40M | |
| City Of Tallahassee - (FL) | Tallahassee, FL | Municipally-Owned Utility | 4 | 3.2 TWh | Mar 2026 | Sep 2025 | $1.33M | |
| Nevada Cogeneration Associates #1 | Las Vegas, NV | - | - | - | Oct 2025 | $3.46M | $1.33M | |
| Sunrise Power Co LLC | Fellows, CA | Independent Power Producer | 1 | 2.2 TWh | Feb 2026 | Oct 2025 | $18.85M | $1.28M |
| McFarland Solar A, LLC | Louisville, CO | - | - | - | Sep 2025 | $2.62M | $1.26M | |
| KIAC Partners | Jamaica, NY | Independent Power Producer | 1 | 398.6 GWh | Dec 2024 | Oct 2025 | $6.67M | $1.26M |
| Merced Irrigation District | Merced, CA | Political Subdivision | 6 | 318.2 GWh | Dec 2024 | Oct 2025 | $1.24M | |
| Hibbing Public Utilities COMM | Hibbing, MN | Municipally-Owned Utility | 1 | 42.7 GWh | Dec 2024 | Sep 2025 | $1.22M | |
| Arkansas River Power Authority | Lamar, CO | Political Subdivision | 1 | 5.8 GWh | Dec 2024 | Sep 2025 | $1.21M | |
| Bay Tree Lessee, LLC | Durham, NC | - | - | - | Sep 2025 | $2.15M | $1.20M | |
| Klondike Wind Power III LLC | Portland, OR | - | - | - | Sep 2025 | $11.16M | $1.12M | |
| City Of Grand Island - (Ne) | Grand Island, NE | Municipally-Owned Utility | 3 | 378.7 GWh | Dec 2024 | Oct 2025 | $1.06M |
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 |