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 |
|---|---|---|---|---|---|---|---|---|
| Borough Of Chambersburg | Chambersburg, PA | Municipally-Owned Utility | 2 | 52.3 GWh | Dec 2025 | Sep 2025 | $2.82M | |
| Western Massachusetts Electric Company | West Springfield, MA | Investor-Owned Utility | 3 | 6.3 GWh | Dec 2025 | Sep 2025 | $2.82M | |
| Unitil Energy Systems, Inc. | Hampton, NH | - | - | - | Sep 2025 | $1.80M | $2.84M | |
| Drew Solar-Ca, LLC | New York, NY | - | - | - | Sep 2025 | $2.92M | $2.87M | |
| Archer Energy, LLC | Powell, OH | - | - | - | Oct 2025 | $3.05M | $2.90M | |
| Geysers Power Co LLC | Middletown, CA | Independent Power Producer | 6 | 5.8 TWh | Dec 2025 | Oct 2025 | $101.01M | $2.91M |
| Big Country Datalec LLC | New York, NY | - | - | - | May 2025 | $2.92M | $2.92M | |
| MRP Pacifica Marketing LLC | San Diego, CA | - | - | - | Sep 2025 | $884.96k | $3.03M | |
| Generation Bridge M&M Holdings, LLC | Birmingham, AL | - | - | - | Sep 2025 | $3.06M | $3.06M | |
| Consolidated Water Power Co | Wisconsin Rapids, WI | Investor-Owned Utility | 5 | 191.3 GWh | Dec 2024 | Oct 2025 | $3.18M | |
| Oglethorpe Power Corporation | Tucker, GA | Cooperative | 13 | 16.3 TWh | Dec 2025 | Sep 2025 | $34.46M | $3.20M |
| Westlands Solar Blue (Oz) Owner, LLC | LOS Angeles, CA | Independent Power Producer | 1 | 614.8 GWh | Dec 2024 | Oct 2025 | $5.65M | $3.24M |
| Vermont Public Power Supply Authority | Waterbury Center, VT | Political Subdivision | 1 | 1.2 GWh | Dec 2024 | Sep 2025 | $3.25M | |
| LOS Angeles Department Of Water & Power | LOS Angeles, CA | Municipally-Owned Utility | 38 | 12.8 TWh | Dec 2025 | Oct 2025 | $3.26M | |
| Coachella Hills Wind, LLC | New York, NY | - | - | - | Oct 2025 | $3.00M | $3.36M | |
| City Of St George | St George, UT | Municipally-Owned Utility | 5 | 149.1 GWh | Dec 2024 | Sep 2025 | $3.49M | |
| City Of Glendale - (Ca) | Glendale, CA | Municipally-Owned Utility | 2 | 15.2 GWh | Dec 2025 | Sep 2025 | $3.53M | |
| Westlake US 2 LLC | Houston, TX | - | - | - | Oct 2025 | $13.99M | $3.58M | |
| Castleton Commodities Merchant Trading L.P. | Houston, TX | - | - | - | Oct 2025 | $7.89M | $3.61M | |
| Freepoint Commodities LLC | Stamford, CT | Independent Power Producer | 2 | - | - | Oct 2025 | $3.69M | $3.69M |
| Southern Illinois Power Coop | Marion, IL | Cooperative | 1 | 839.1 GWh | Dec 2025 | Oct 2025 | $3.69M | |
| Springer Electric Coop, Inc | Springer, NM | Cooperative | 1 | 2.1 GWh | Dec 2024 | Sep 2025 | $3.71M | |
| AES Solutions Management, LLC | Louisville, CO | - | - | - | Oct 2025 | $10.55M | $3.74M | |
| EDF Spring Field WPC, LLC | Phoenix, AZ | - | - | - | Oct 2025 | $4.45M | $3.74M | |
| Big River Solar, LLC | New York, NY | Independent Power Producer | 1 | 325.7 GWh | Dec 2025 | Oct 2025 | $3.47M | $3.80M |
| EWO Marketing, LLC | The Woodlands, TX | - | - | - | Sep 2025 | $11.38M | $3.84M | |
| Central Hudson Gas & ELEC Corp | Poughkeepsie, NY | Investor-Owned Utility | 5 | 69.1 GWh | Dec 2024 | Oct 2025 | $2.58M | $3.89M |
| Calpine Construction Fin Co LP | 1 | - | Nov 2003 | Oct 2025 | $28.72M | $3.93M | ||
| 3PR Trading, Inc. | Issaquah, WA | - | - | - | Oct 2025 | $2.43M | $4.00M | |
| AXPO U.S. LLC | New York, NY | - | - | - | Oct 2025 | $154.97M | $4.01M | |
| Energy Keepers Inc | Polson, MT | Independent Power Producer | 1 | 995.3 GWh | Dec 2024 | Oct 2025 | $4.10M | |
| Allete, Inc. | Duluth, MN | Investor-Owned Utility | 24 | 7.2 TWh | Dec 2025 | Oct 2025 | $137.16M | $4.23M |
| Southwestern Power Administration | Tulsa, OK | - | - | - | Oct 2025 | $1.59M | $4.24M | |
| Prairie Power, Inc | Springfield, IL | Cooperative | 3 | 40.4 GWh | Dec 2024 | Oct 2025 | $4.26M | |
| Bowfin Keycon Energy, LLC | Morristown, NJ | - | - | - | Oct 2025 | $2.99M | $4.28M | |
| Calpeak Power, LLC | San Diego, CA | Independent Power Producer | 6 | 67.5 GWh | Dec 2025 | Oct 2025 | $4.32M | $4.32M |
| Lansing Board Of Water And Light | Lansing, MI | Municipally-Owned Utility | 4 | 1.5 TWh | Dec 2025 | Oct 2025 | $4.42M | |
| SEPV Sierra, LLC | Losangeles, CA | Independent Power Producer | 1 | 6.1 GWh | Dec 2024 | Oct 2025 | $63.30k | $4.56M |
| ARON Energy Prepay 15 LLC | New York, NY | - | - | - | Sep 2025 | $4.57M | $4.57M | |
| Mississippi Power Co | Gulfport, MS | Investor-Owned Utility | 8 | 18.6 TWh | Dec 2025 | Sep 2025 | $65.80M | $4.58M |
| Cimarron Wind Energy LLC | Juno Beach, FL | Independent Power Producer | 1 | 418.7 GWh | Dec 2025 | Oct 2025 | $8.59M | $4.60M |
| ARON Energy Prepay 36 LLC | New York, NY | - | - | - | Sep 2025 | $4.62M | $4.62M | |
| City Of VIneland - (NJ) | Vineland, NJ | Municipally-Owned Utility | 3 | 139.4 GWh | Dec 2025 | Sep 2025 | $4.89M | |
| Missouri Basin MUNI Power AGNY | Sioux Falls, SD | Political Subdivision | 1 | 5.5 GWh | Dec 2024 | Oct 2025 | $4.93M | |
| Nextera Energy Point Beach LLC | Two Rivers, WI | Independent Power Producer | 1 | 11.1 TWh | Dec 2025 | Sep 2025 | $180.80M | $4.96M |
| BIF II Safe Harbor Holdings, LLC | Gatineau, QC | - | - | - | Sep 2025 | $24.17M | $4.98M | |
| Rochester Gas & Electric Corp | Rochester, NY | Investor-Owned Utility | 7 | - | Nov 2024 | Oct 2025 | $2.58M | $5.08M |
| City Of Marshfield - (Wi) | Marshfield, WI | Municipally-Owned Utility | 1 | 4.0 GWh | Dec 2024 | Sep 2025 | $5.32M | |
| Upper Peninsula Power Company | Marquette, MI | Investor-Owned Utility | 7 | 87.5 GWh | Dec 2024 | Oct 2025 | $5.49M | $5.40M |
| Matep LLC | Boston, MA | Commercial | 1 | 348.9 GWh | Dec 2024 | Sep 2025 | $8.95M | $5.44M |
| Phillips 66 | Rodeo, CA | Industrial | 5 | 76.5 GWh | Dec 2025 | Oct 2025 | $5.58M | |
| U.S. General Services Administration | Indianapolis, IN | Federally-Owned Utility | 1 | 519.0 MWh | Dec 2024 | Sep 2025 | $5.59M | |
| Liberty Utilities (Calpeco Electric) LLC | South Lake Tahoe, CA | Investor-Owned Utility | 3 | 115.5 GWh | Dec 2025 | Oct 2025 | $423.39k | $5.80M |
| Allegheny Energy Supply Co LLC | Greensburg, PA | Investor-Owned Utility | 6 | - | Jan 2025 | Oct 2025 | $3.49M | $5.89M |
| City Of Farmington - (NM) | Farmington, NM | Municipally-Owned Utility | 3 | 406.4 GWh | Dec 2025 | Sep 2025 | $5.90M | |
| Grand River Dam Authority | Chouteau, OK | State-Owned Utility | 4 | 4.1 TWh | Dec 2025 | Oct 2025 | $138.38M | $5.97M |
| Golden Spread Electric Cooperative, Inc | Amarillo, TX | Cooperative | 5 | 6.1 TWh | Dec 2025 | Oct 2025 | $145.31M | $6.00M |
| TGP Energy Management, LLC | Mojave, CA | - | - | - | Oct 2025 | $6.04M | $6.21M | |
| BR Pacific Hydro Power LLC | Gatineau, QC | - | - | - | Sep 2025 | $9.78M | $6.24M | |
| Southern Company Services, Inc. (As Agent) | Birmingham, AL | - | - | - | Oct 2025 | $146.97M | $6.27M | |
| Southern Power Co | Atlanta, GA | Investor-Owned Utility | 52 | 48.1 TWh | Dec 2025 | Sep 2025 | $195.58M | $6.65M |
| Lincoln Electric System | Lincoln, NE | Industrial|Municipally-Owned Utility | 5 | 191.8 GWh | Dec 2025 | Oct 2025 | $6.72M | |
| Seattle City Light | Seattle, WA | - | - | - | Oct 2025 | $19.08M | $6.77M | |
| DRW Energy Trading LLC | Houston, TX | - | - | - | Sep 2025 | $7.22M | $6.79M | |
| Lockhart Power Co | Lockhart, SC | Investor-Owned Utility | 6 | 99.6 GWh | Dec 2024 | Sep 2025 | $3.69M | $6.84M |
| Indianapolis Power & Light Company | Indianapolis, IN | - | - | - | Oct 2025 | $157.94M | $6.91M | |
| Stillwater Utilities Authority | Stillwater, OK | Municipally-Owned Utility | 3 | 146.1 GWh | Dec 2024 | Sep 2025 | $6.92M | |
| Peoples Electric Cooperative | ADA, OK | Cooperative | 5 | 285.6 GWh | Dec 2024 | Sep 2025 | $6.96M | |
| Ir Energy Management LLC | Chicago, IL | - | - | - | Oct 2025 | $6.99M | $6.99M | |
| Karbone Energy LLC | New York, NY | - | - | - | Oct 2025 | $10.06M | $7.02M | |
| Cloverland Electric Co-Op | Dafter, MI | Cooperative | 4 | 223.1 GWh | Dec 2024 | Sep 2025 | $7.06M | |
| Oklahoma Municipal Power Authority | Edmond, OK | State-Owned Utility | 5 | 277.6 GWh | Dec 2024 | Sep 2025 | $7.12M | |
| Deseret Generation & Transmission Co-Operative, Inc. | South Jordan, UT | - | - | - | Oct 2025 | $336.66M | $7.17M | |
| Energy Prepay II, LLC | New York, NY | - | - | - | Sep 2025 | $7.18M | $7.18M | |
| Northfield Mountain LLC | Burlington, MA | - | - | - | Sep 2025 | $16.72M | $7.18M | |
| Eugene Water & Electric Board | Eugene, OR | Municipally-Owned Utility | 4 | 319.6 GWh | Dec 2024 | Sep 2025 | $7.31M | |
| East Texas Electric Coop, Inc | Nacogdoches, TX | Cooperative | 3 | 270.4 GWh | Dec 2025 | Oct 2025 | $7.38M | |
| H.Q. Energy Services (U.S.) Inc. | Montreal, QC | - | - | - | Oct 2025 | $156.74M | $7.44M | |
| Platte River Power Authority | Fort Collins, CO | Political Subdivision | 1 | 1.4 TWh | Dec 2025 | Oct 2025 | $14.62M | $7.49M |
| Montana-Dakota Utilities Co | Bismarck, ND | Investor-Owned Utility | 12 | 808.8 GWh | Dec 2025 | Oct 2025 | $12.67M | $7.54M |
| Minnesota Municipal Power AGNY | Minneapolis, MN | Political Subdivision | 4 | 1.4 TWh | Dec 2024 | Oct 2025 | $7.62M | |
| Arizona Electric PWR Coop Inc | Cochise, AZ | Cooperative | 3 | 2.6 TWh | Dec 2025 | Oct 2025 | $7.78M | |
| Bishop Hill Energy LLC | Gatineau, QC | - | - | - | Sep 2025 | $21.14M | $7.78M | |
| Dairyland Power Coop | La Crosse, WI | Cooperative | 8 | 1.5 TWh | Dec 2025 | Oct 2025 | $55.89M | $7.79M |
| American Powernet Management, LP | Wyomissing, PA | - | - | - | Oct 2025 | $12.77M | $7.82M | |
| RWE Clean Energy | Austin, TX | Independent Power Producer | 2 | 19.6 TWh | Dec 2025 | Oct 2025 | $9.10M | $7.83M |
| Mag Energy Solutions Inc. | Montreal, QC | - | - | - | Oct 2025 | $131.08M | $7.98M | |
| Delaware Municipal Electric Corp | Smyrna, DE | Municipally-Owned Utility | 1 | 82.0 GWh | Dec 2025 | Oct 2025 | $8.17M | |
| Empire District Electric Co | Joplin, MO | Investor-Owned Utility | 9 | 6.6 TWh | Dec 2025 | Oct 2025 | $44.41M | $8.30M |
| Southern Indiana Gas & ELEC Co | Evansville, IN | Investor-Owned Utility | 11 | 2.2 TWh | Dec 2025 | Oct 2025 | $33.22M | $8.35M |
| Illinois Municipal Electric Agency | Springfield, IL | - | - | - | Oct 2025 | $31.97M | $8.41M | |
| BREG Aggregator LLC | Gatineau, QC | - | - | - | Sep 2025 | $8.45M | $8.45M | |
| City Of Santa Clara - (Ca) | Santa Clara, CA | Municipally-Owned Utility | 7 | 1.0 TWh | Dec 2025 | Sep 2025 | $8.72M | |
| Spotlight Power LLC | Houston, TX | - | - | - | Oct 2025 | $10.00M | $8.91M | |
| New York State Electric & Gas Corporation | Binghamton, NY | - | - | - | Oct 2025 | $13.87M | $9.13M | |
| Arlington Valley LLC | Pleasanton, CA | Independent Power Producer | 1 | 3.7 TWh | Dec 2025 | Sep 2025 | $30.75M | $9.17M |
| ARON Energy Prepay 45 LLC | New York, NY | - | - | - | Sep 2025 | $9.17M | $9.17M | |
| Evergy Metro | Kansas City, MO | Investor-Owned Utility | 11 | 13.7 TWh | Dec 2025 | Oct 2025 | $164.54M | $9.27M |
| Northwestern Energy LLC - (MT) | Butte, MT | |Investor-Owned Utility | 29 | 3.8 TWh | Dec 2025 | Oct 2025 | $9.24M | $9.28M |
| Florida Municipal Power Agency | Orlando, FL | Municipally-Owned Utility | 2 | 1.1 TWh | Dec 2024 | Oct 2025 | $6.20M | $9.33M |
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 | Dec 2025 | Nuclear |
| Barry | Bucks, Alabama | 12 TWh | Jan 1954 | Dec 2025 | Natural Gas : 94.9% Bituminous Coal : 5.1% |
| Beaver Valley | Shippingport, Pennsylvania | 15 TWh | Aug 1976 | Dec 2025 | Nuclear |
| Bowen | Cartersville, Georgia | 12 TWh | Sep 1971 | Dec 2025 | Bituminous Coal : 99.8% |
| Braidwood Generation Station | Braceville, Illinois | 20 TWh | Jun 1988 | Dec 2025 | Nuclear |
| Browns Ferry | Decatur, Alabama | 30 TWh | Jul 1974 | Dec 2025 | Nuclear |
| Brunswick Nuclear | Southport, North Carolina | 16 TWh | Oct 1975 | Dec 2025 | Nuclear |
| Byron Generating Station | Byron, Illinois | 20 TWh | Aug 1985 | Dec 2025 | Nuclear |
| Calvert Cliffs Nuclear Power Plant | Lusby, Maryland | 15 TWh | Apr 1975 | Dec 2025 | Nuclear |
| Catawba | York, South Carolina | 19 TWh | May 1985 | Dec 2025 | Nuclear |
| Comanche Peak | Glen Rose, Texas | 20 TWh | Jul 1990 | Dec 2025 | Nuclear |
| Crystal River | Crystal River, Florida | 15 TWh | Sep 1966 | Dec 2025 | Natural Gas : 74.9% Bituminous Coal : 24.9% |
| Diablo Canyon | Avila Beach, California | 18 TWh | Apr 1985 | Dec 2025 | Nuclear |
| Donald C Cook | Bridgman, Michigan | 18 TWh | Jul 1975 | Dec 2025 | Nuclear |
| Dresden Generating Station | Morris, Illinois | 15 TWh | Jul 1970 | Dec 2025 | Nuclear |
| Edwin I Hatch | Baxley, Georgia | 14 TWh | Nov 1975 | Dec 2025 | Nuclear |
| Gavin Power, LLC | Cheshire, Ohio | 13 TWh | Sep 1974 | Dec 2025 | Bituminous Coal : 99.5% Distillate Fuel Oil : 0.5% |
| Grand Coulee | Grand Coulee, Washington | 16 TWh | Feb 1941 | Dec 2025 | Water |
| Grand Gulf | Port Gibson, Mississippi | 11 TWh | Jun 1985 | Dec 2025 | Nuclear |
| H Allen Franklin Combined Cycle | Smiths, Alabama | 12 TWh | May 2002 | Dec 2025 | Natural Gas |
| Hines Energy Complex | Bartow, Florida | 12 TWh | Mar 1999 | Dec 2025 | Natural Gas |
| Jack McDonough | Smyrna, Georgia | 17 TWh | Apr 1971 | Dec 2025 | Natural Gas |
| James H Miller Jr | Quinton, Alabama | 19 TWh | Sep 1978 | Dec 2025 | Subbituminous Coal : 99.2% Natural Gas : 0.8% |
| Joseph M Farley | Columbia, Alabama | 13 TWh | Nov 1977 | Dec 2025 | Nuclear |
| Labadie | Labadie, Missouri | 17 TWh | May 1970 | Dec 2025 | Subbituminous Coal : 99.9% |
| LaSalle Generating Station | Marseilles, Illinois | 19 TWh | Dec 1983 | Dec 2025 | Nuclear |
| Limerick | Sanatoga, Pennsylvania | 19 TWh | Jan 1986 | Dec 2025 | Nuclear |
| McGuire | Huntersville, North Carolina | 20 TWh | Aug 1981 | Dec 2025 | Nuclear |
| Millstone | Waterford, Connecticut | 17 TWh | Nov 1975 | Dec 2025 | Nuclear |
| Monroe (MI) | Monroe, Michigan | 16 TWh | Oct 1969 | Dec 2025 | Subbituminous Coal : 74.7% Bituminous Coal : 16.0% Petroleum Coke : 9.1% |
| Nine Mile Point Nuclear Station | Lycoming, New York | 16 TWh | Nov 1969 | Dec 2025 | Nuclear |
| North Anna | Mineral, Virginia | 15 TWh | May 1978 | Dec 2025 | Nuclear |
| Oconee | Seneca, South Carolina | 22 TWh | Jun 1973 | Dec 2025 | Nuclear |
| Okeechobee Clean Energy Center | Okeechobee, Florida | 12 TWh | Feb 2019 | Dec 2025 | Natural Gas |
| Palo Verde | Wintersburg, Arizona | 31 TWh | Dec 1985 | Dec 2025 | Nuclear |
| Peach Bottom | Delta, Pennsylvania | 22 TWh | Jun 1974 | Dec 2025 | Nuclear |
| Prairie State Generating Station | Marissa, Illinois | 12 TWh | May 2012 | Dec 2025 | Bituminous Coal : 99.8% |
| PSEG Salem Generating Station | Hancocks Bridge, New Jersey | 19 TWh | May 1971 | Dec 2025 | Nuclear |
| Quad Cities Generating Station | Cordova, Illinois | 15 TWh | Nov 1972 | Dec 2025 | Nuclear |
| Robert Moses Niagara | Lewiston, New York | 14 TWh | Dec 1960 | Dec 2025 | Water |
| Sequoyah | Soddy Daisy, Tennessee | 13 TWh | Jun 1981 | Dec 2025 | Nuclear |
| South Texas Project | Wadsworth, Texas | 22 TWh | Jul 1988 | Dec 2025 | Nuclear |
| St Lucie | Jensen Beach, Florida | 16 TWh | Apr 1976 | Dec 2025 | Nuclear |
| Surry | Surry, Virginia | 13 TWh | Nov 1972 | Dec 2025 | Nuclear |
| TalenEnergy Susquehanna | Berwick, Pennsylvania | 19 TWh | May 1983 | Dec 2025 | Nuclear |
| Turkey Point | Homestead, Florida | 21 TWh | Mar 1967 | Dec 2025 | Nuclear : 68.7% Natural Gas : 31.3% |
| Vogtle | Waynesboro, Georgia | 37 TWh | Apr 1987 | Dec 2025 | Nuclear |
| W A Parish | Thompsons, Texas | 16 TWh | May 1958 | Dec 2025 | Subbituminous Coal : 83.3% Natural Gas : 16.7% |
| Watts Bar Nuclear Plant | Spring City, Tennessee | 16 TWh | Apr 1996 | Dec 2025 | Nuclear |
| West County Energy Center | Loxahatchee, Florida | 19 TWh | Jul 2009 | Dec 2025 | Natural Gas : 99.9% |