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 2025Q1 Seller Transactions | FERC 2025Q1 Buyer Transactions |
|---|---|---|---|---|---|---|---|---|
| Tritec Americas | La Jolla, CA | Investor-Owned Utility | 1 | 5.6 GWh | Dec 2024 | - | ||
| Southwestern Electric Power Co | Tulsa, OK | Investor-Owned Utility | 15 | 19.4 TWh | Apr 2025 | Mar 2025 | $45.79M | $12.01M |
| Wolf Run Solar LLC | Chapin, IL | Investor-Owned Utility | 1 | 144.0 GWh | Apr 2025 | Mar 2025 | $2.10M | |
| United Illuminating Co | Orange, CT | Investor-Owned Utility | 3 | 74.5 GWh | Apr 2025 | Mar 2025 | $60.03M | $113.91M |
| Wolf Creek Nuclear OPTG Corp | Burlington, KS | Investor-Owned Utility | 1 | 10.2 TWh | Apr 2025 | - | ||
| Wisconsin River Power Company | Milwaukee, WI | Investor-Owned Utility | 3 | 214.5 GWh | Dec 2024 | Mar 2017 | ||
| Union Electric Co - (Mo) | St Louis, MO | Investor-Owned Utility | 32 | 35.1 TWh | Apr 2025 | Apr 2025 | $496.75M | $1.00M |
| Wisconsin Public Service Corp | Milwaukee, WI | Investor-Owned Utility | 32 | 10.9 TWh | Apr 2025 | Apr 2025 | $136.83M | $4.09k |
| Wisconsin Power & Light Co | Madison, WI | Investor-Owned Utility | 38 | 21.1 TWh | Apr 2025 | Apr 2025 | $172.97M | $14.21M |
| Wisconsin Electric Power Co | Milwaukee, WI | Investor-Owned Utility | 53 | 22.9 TWh | Apr 2025 | Apr 2025 | $209.65M | $135.04M |
| Southern Power Co | Atlanta, GA | Investor-Owned Utility | 52 | 48.1 TWh | Apr 2025 | Apr 2025 | $299.85M | $7.90M |
| Southern Indiana Gas & ELEC Co | Evansville, IN | Investor-Owned Utility | 11 | 2.2 TWh | Apr 2025 | Apr 2025 | $26.38M | $11.50M |
| Sunshine Gas Producers LLC | Detroit, MI | Investor-Owned Utility | 1 | 130.2 GWh | Apr 2025 | Mar 2025 | $3.14M | |
| Tatanka Ridge LLC | Milwaukee, WI | Investor-Owned Utility | 1 | 688.5 GWh | Apr 2025 | - | ||
| Tampa Electric Co | Tampa, FL | Investor-Owned Utility | 45 | 21.7 TWh | Apr 2025 | Apr 2025 | $11.06M | $23.50M |
| Sunflower Wind Project | Boston, MA | Investor-Owned Utility | - | - | Dec 2018 | Mar 2025 | $2.99M | |
| Sungen Sharon 1 LLC | Arundel, ME | Investor-Owned Utility | 1 | 2.7 GWh | Dec 2023 | - | ||
| Upper Peninsula Power Company | Marquette, MI | Investor-Owned Utility | 7 | 87.5 GWh | Dec 2024 | Jun 2025 | $6.11M | $6.07M |
| Strawberry Water Users Assn | Payson, UT | Investor-Owned Utility | 2 | 11.8 GWh | Dec 2023 | - | ||
| TDX North Slope Generating Inc. | Anchorage, AK | Investor-Owned Utility | 2 | 55.2 GWh | Dec 2024 | - | ||
| Upper Michigan Energy Resources Company | Milwaukee, MI | Investor-Owned Utility | 2 | 608.3 GWh | Dec 2024 | Apr 2025 | $9.62M | $67.91k |
| Uns Electric, Inc | Tucson, AZ | Investor-Owned Utility | 5 | 107.8 GWh | Dec 2024 | Apr 2025 | $237.45k | $6.70M |
| System Energy Resources, Inc | Jackson, MS | Investor-Owned Utility | 1 | 12.4 TWh | Apr 2025 | Mar 2025 | $142.86M | |
| Virginia Electric & Power Co | Richmond, VA | Investor-Owned Utility | 47 | 76.1 TWh | Apr 2025 | Apr 2025 | $1.43B | $21.81M |
| SV CSG Barrass Farms II LLC | Pewaukee, WI | Investor-Owned Utility | 1 | 4.5 GWh | Dec 2024 | - | ||
| Walnut Bend Solar Station | MORO, AR | Investor-Owned Utility | 1 | 112.2 GWh | Apr 2025 | - | ||
| Uwharrie Mountain Renewable Energy, LLC | Detroit, MI | Investor-Owned Utility | 1 | 35.2 GWh | Dec 2024 | - | ||
| Western Massachusetts Electric Company | West Springfield, MA | Investor-Owned Utility | 3 | 6.3 GWh | Apr 2025 | Mar 2025 | $18.20M | |
| Sunstrong Management, LLC | South Richmond, CA | Investor-Owned Utility | 2 | 5.9 GWh | Dec 2024 | - | ||
| Florida Power & Light Co | Miami, FL | Investor-Owned Utility | 159 | 155.8 TWh | Apr 2025 | Mar 2025 | $208.09M | $44.12M |
| Indiana-Kentucky Electric Corp | Piketon, OH | Investor-Owned Utility | 1 | 5.9 TWh | Apr 2025 | Apr 2025 | $97.01M | |
| Hardy Hills Solar LLC | Frankfort, IN | Investor-Owned Utility | 1 | 374.5 GWh | Apr 2025 | Mar 2025 | $2.37M | |
| Indiana Michigan Power Co | Fort Wayne, IN | Investor-Owned Utility | 15 | 25.2 TWh | Apr 2025 | Apr 2025 | $112.27M | |
| Farmington River Power Company | New Britain, CT | Investor-Owned Utility | 1 | 25.1 GWh | Apr 2025 | - | ||
| Generation Bridge II Connecticut, LLC | Stamford, CT | Investor-Owned Utility | 2 | 3.8 TWh | Apr 2025 | - | ||
| Hawaii Electric Light Co Inc | HILO, HI | Investor-Owned Utility | 9 | 572.2 GWh | Apr 2025 | - | ||
| Kentucky Power Co | Columbus, OH | Investor-Owned Utility | 2 | 5.6 TWh | Apr 2025 | Mar 2025 | $1.58M | |
| Huneke I CSG LLC | Annapolis, MD | Investor-Owned Utility | 1 | 1.9 GWh | Dec 2024 | - | ||
| Iredell Transmission LLC | Detroit, MI | Investor-Owned Utility | 1 | 28.0 GWh | Dec 2024 | - | ||
| ILR Landfill | Edison, NJ | Investor-Owned Utility | 1 | 9.9 GWh | Dec 2024 | - | ||
| Georgia Power Co | Atlanta, GA | Investor-Owned Utility | 63 | 92.7 TWh | Apr 2025 | Mar 2025 | $22.64M | $214.87M |
| Evergy Kansas Central, Inc | Topeka, KS | Investor-Owned Utility | 21 | 11.4 TWh | Apr 2025 | Apr 2025 | $222.09M | $31.92M |
| Green Mountain Power Corp | Colchester, VT | Investor-Owned Utility | 47 | 632.7 GWh | Apr 2025 | Apr 2025 | $122.17M | $68.47M |
| Grimm CSG LLC | Annapolis, MD | Investor-Owned Utility | 1 | 1.9 GWh | Dec 2024 | - | ||
| Evergy Kansas South, Inc | Investor-Owned Utility | 3 | 327.2 GWh | Apr 2025 | - | |||
| Evergy Metro | Kansas City, MO | Investor-Owned Utility | 11 | 13.7 TWh | Apr 2025 | Apr 2025 | $183.86M | $10.24M |
| Evergy Missouri West | Kansas City, MO | Investor-Owned Utility | 9 | 575.3 GWh | Apr 2025 | Apr 2025 | $38.67M | $14.12M |
| Foxtail Wind, LLC | Denver, CO | Investor-Owned Utility | 1 | 709.9 GWh | Apr 2025 | - | ||
| Foxhound Solar, LLC | Clover, VA | Investor-Owned Utility | 1 | 163.7 GWh | Apr 2025 | Apr 2025 | $1.04M | |
| Johnson II CSG LLC | Annapolis, MD | Investor-Owned Utility | 1 | 1.6 GWh | Dec 2024 | - | ||
| Johnson I CSG LLC | Annapolis, MD | Investor-Owned Utility | 1 | 1.6 GWh | Dec 2024 | - | ||
| Gwitchyaa ZHEE Utility Co | Fort Yukon, AK | Investor-Owned Utility | 1 | 2.8 GWh | Dec 2023 | - | ||
| Hopewell Valley High School | Pennington, NJ | Investor-Owned Utility | 1 | 593.0 MWh | Dec 2024 | - | ||
| Haida Energy, Inc. | Ketchikan, AK | Investor-Owned Utility | 1 | 6.0 GWh | Dec 2024 | - | ||
| Kentucky Utilities Co | Lexington, KY | Investor-Owned Utility | 8 | 12.8 TWh | Apr 2025 | Apr 2025 | $11.67M | $10.31M |
| Foreman's Hill CSG LLC | Annapolis, MD | Investor-Owned Utility | 1 | 7.6 GWh | Dec 2024 | - | ||
| Idaho Power Co | Boise, ID | Investor-Owned Utility | 32 | 10.2 TWh | Apr 2025 | Apr 2025 | $49.61M | $51.65M |
| Frontier Windpower II, LLC | Blacwell, OK | Investor-Owned Utility | - | - | Dec 2021 | Mar 2025 | $2.37M | |
| Jackpot Holdings, LLC | Charlotte, NC | Investor-Owned Utility | - | - | - | Mar 2025 | $993.66k | |
| Krause CSG LLC | Annapolis, MD | Investor-Owned Utility | 1 | 1.9 GWh | Dec 2024 | - | ||
| Heyer CSG LLC | Annapolis, MD | Investor-Owned Utility | 1 | 1.9 GWh | Dec 2024 | - | ||
| Hawaiian Electric Co Inc | Honolulu, HI | Investor-Owned Utility | 13 | 4.3 TWh | Apr 2025 | - | ||
| Avista Corp | Spokane, WA | Investor-Owned Utility | 14 | 7.0 TWh | Apr 2025 | Apr 2025 | $55.47M | $39.90M |
| Alabama Power Co | Birmingham, AL | Investor-Owned Utility | 31 | 67.4 TWh | Apr 2025 | Mar 2025 | $70.86M | $53.54M |
| Alaska Electric Light & Power Co. | Juneau, AK | Investor-Owned Utility | 8 | 493.7 GWh | Dec 2024 | - | ||
| Alaska Power And Telephone Co | Ketchikan, AK | Investor-Owned Utility | 28 | 80.4 GWh | Dec 2024 | - | ||
| Appalachian Power Co | Columbus, OH | Investor-Owned Utility | 19 | 22.0 TWh | Apr 2025 | Apr 2025 | $49.64M | $53.15M |
| Allegheny Energy Supply Co LLC | Greensburg, PA | Investor-Owned Utility | 6 | - | Jan 2025 | Apr 2025 | $5.01M | $6.73M |
| Brazos Valley Energy | Richmond, TX | Investor-Owned Utility | 1 | 3.7 TWh | Apr 2025 | - | ||
| Allete, Inc. | Duluth, MN | Investor-Owned Utility | 24 | 7.7 TWh | Apr 2025 | Apr 2025 | $147.27M | $10.41M |
| Black Hills Power, Inc. | Rapid City, SD | Investor-Owned Utility | 9 | 2.9 TWh | Apr 2025 | Apr 2025 | $10.21M | $14.69M |
| Camp Riley Solar Facility | Little Falls, MN | Investor-Owned Utility | 1 | 15.5 GWh | Dec 2024 | - | ||
| Baltimore Gas & Electric Co | Baltimore, MD | Investor-Owned Utility | 1 | - | - | Apr 2025 | $834.62k | $391.44M |
| Ameren Illinois | Collinsville, IL | Investor-Owned Utility | 1 | 283.3 MWh | Dec 2023 | Apr 2025 | $8.47M | $59.75M |
| Amana Society Service Co | Amana, IA | Investor-Owned Utility | 1 | 1.1 GWh | Dec 2024 | - | ||
| Black Hills Colorado Electric, LLC | Rapid City, SD | Investor-Owned Utility | 6 | 296.1 GWh | Dec 2024 | Apr 2025 | $3.73M | $15.86M |
| Arizona Public Service Co | Phoenix, AZ | Investor-Owned Utility | 30 | 55.3 TWh | Apr 2025 | Apr 2025 | $26.71M | $96.69M |
| BBCP Kauai Operating LLC | Hanapepe, HI | Investor-Owned Utility | 2 | 26.2 GWh | Apr 2025 | - | ||
| Caldwell Wastewater Treatment Plant | West Caldwell, NJ | Investor-Owned Utility | 1 | 1.0 GWh | Dec 2024 | - | ||
| Betcher CSG LLC | Annapolis, MD | Investor-Owned Utility | 1 | 1.8 GWh | Dec 2024 | - | ||
| Aniak Light & Power Co Inc | Aniak, AK | Investor-Owned Utility | 1 | 2.3 GWh | Dec 2023 | - | ||
| Bear Valley Electric Service | Big Bear Lake, CA | Investor-Owned Utility | 3 | 504.3 MWh | Dec 2024 | Mar 2025 | $12.16M | |
| AES Indiana | Indianapolis, IN | Investor-Owned Utility | 6 | 13.6 TWh | Apr 2025 | - | ||
| AGC Division Of APGI Inc | Pittsburgh, PA | Investor-Owned Utility | 1 | 3.5 TWh | Apr 2025 | - | ||
| Blue Water Renewables Inc | Detroit, MI | Investor-Owned Utility | 1 | 20.3 GWh | Dec 2024 | - | ||
| Oklahoma Gas & Electric Co | Oklahoma City, OK | Investor-Owned Utility | 22 | 17.6 TWh | Apr 2025 | Apr 2025 | $140.34M | $9.50M |
| Mesquite Solar 3, LLC | Tonopah, AZ | Investor-Owned Utility | - | - | Dec 2017 | Apr 2025 | $5.20M | |
| Mesquite Solar 2, LLC | Tonopah, AZ | Investor-Owned Utility | - | - | Dec 2017 | Apr 2025 | $3.06M | |
| National Grid Generation LLC | Hicksville, NY | Investor-Owned Utility | 14 | 5.6 TWh | Apr 2025 | Mar 2025 | $92.95M | |
| Madison Gas & Electric Co | Madison, WI | Investor-Owned Utility | 17 | 857.7 GWh | Apr 2025 | Apr 2025 | $35.84M | $1.23M |
| MAUI Electric Co Ltd | Kahului - MAUI, HI | Investor-Owned Utility | 6 | 870.7 GWh | Apr 2025 | - | ||
| Northern States Power Co - Minnesota | Minneapolis, MN | Investor-Owned Utility | 65 | 39.2 TWh | Apr 2025 | Apr 2025 | $443.73M | $79.93M |
| Northern Indiana Pub SERV Co | Merrillville, IN | Investor-Owned Utility | 7 | 7.2 TWh | Apr 2025 | May 2023 | ||
| Meadow Lake Solar Park | Merrillville, IN | Investor-Owned Utility | 1 | 407.9 GWh | Apr 2025 | Mar 2025 | $2.04M | |
| Massachusetts Electric Co | Brooklyn, NY | Investor-Owned Utility | 3 | 3.7 GWh | Dec 2024 | Apr 2025 | $40.82M | $135.42M |
| McGrath Light & Power Co | McGrath, AK | Investor-Owned Utility | 1 | 2.1 GWh | Dec 2024 | - | ||
| Ohio Valley Electric Corp | Piketon, OH | Investor-Owned Utility | 1 | 5.4 TWh | Apr 2025 | Apr 2025 | $224.01M | $97.01M |
| Ne Renewable Fitchburg, LLC | New York City, NY | Investor-Owned Utility | 1 | 36.4 GWh | Dec 2023 | - | ||
| Monongahela Power Co | Greensburg, PA | Investor-Owned Utility | 10 | 16.0 TWh | Apr 2025 | Apr 2025 | $306.45M | $1.15M |
| Louisville Gas & Electric Co | Louisville, KY | Investor-Owned Utility | 8 | 22.6 TWh | Apr 2025 | Apr 2025 | $29.70M | $17.01M |
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 | Apr 2025 | Nuclear |
| Barry | Bucks, Alabama | 15 TWh | Jan 1954 | Apr 2025 | Natural Gas : 93.7% Bituminous Coal : 6.3% |
| Beaver Valley | Shippingport, Pennsylvania | 15 TWh | Aug 1976 | Apr 2025 | Nuclear |
| Braidwood Generation Station | Braceville, Illinois | 20 TWh | Jun 1988 | Apr 2025 | Nuclear |
| Browns Ferry | Decatur, Alabama | 29 TWh | Jul 1974 | Apr 2025 | Nuclear |
| Brunswick Nuclear | Southport, North Carolina | 16 TWh | Oct 1975 | Apr 2025 | Nuclear |
| Byron Generating Station | Byron, Illinois | 19 TWh | Aug 1985 | Apr 2025 | Nuclear |
| Calvert Cliffs Nuclear Power Plant | Lusby, Maryland | 15 TWh | Apr 1975 | Apr 2025 | Nuclear |
| Catawba | York, South Carolina | 19 TWh | May 1985 | Apr 2025 | Nuclear |
| Comanche Peak | Glen Rose, Texas | 19 TWh | Jul 1990 | Apr 2025 | Nuclear |
| Crystal River | Crystal River, Florida | 15 TWh | Sep 1966 | Apr 2025 | Natural Gas : 78.9% Bituminous Coal : 21.0% |
| Diablo Canyon | Avila Beach, California | 18 TWh | Apr 1985 | Apr 2025 | Nuclear |
| Donald C Cook | Bridgman, Michigan | 18 TWh | Jul 1975 | Apr 2025 | Nuclear |
| Dresden Generating Station | Morris, Illinois | 15 TWh | Jul 1970 | Apr 2025 | Nuclear |
| Edwin I Hatch | Baxley, Georgia | 14 TWh | Nov 1975 | Apr 2025 | Nuclear |
| Gavin Power, LLC | Cheshire, Ohio | 12 TWh | Sep 1974 | Apr 2025 | Bituminous Coal : 99.5% Distillate Fuel Oil : 0.5% |
| Ghent | Ghent, Kentucky | 11 TWh | Jan 1974 | Apr 2025 | Bituminous Coal : 99.9% |
| Grand Coulee | Grand Coulee, Washington | 16 TWh | Feb 1941 | Apr 2025 | Water |
| Grand Gulf | Port Gibson, Mississippi | 11 TWh | Jun 1985 | Apr 2025 | Nuclear |
| Greensville County Power Station | Emporia, Virginia | 12 TWh | Nov 2018 | Apr 2025 | Natural Gas |
| Guernsey Power Station | Byesville, Ohio | 12 TWh | Jan 2023 | Apr 2025 | Natural Gas |
| H Allen Franklin Combined Cycle | Smiths, Alabama | 12 TWh | May 2002 | Apr 2025 | Natural Gas |
| Hines Energy Complex | Bartow, Florida | 12 TWh | Mar 1999 | Apr 2025 | Natural Gas |
| Jack McDonough | Smyrna, Georgia | 17 TWh | Apr 1971 | Apr 2025 | Natural Gas |
| James H Miller Jr | Quinton, Alabama | 19 TWh | Sep 1978 | Apr 2025 | Subbituminous Coal : 99.1% Natural Gas : 0.9% |
| Joseph M Farley | Columbia, Alabama | 15 TWh | Nov 1977 | Apr 2025 | Nuclear |
| Labadie | Labadie, Missouri | 15 TWh | May 1970 | Apr 2025 | Subbituminous Coal : 99.9% |
| LaSalle Generating Station | Marseilles, Illinois | 20 TWh | Dec 1983 | Apr 2025 | Nuclear |
| Limerick | Sanatoga, Pennsylvania | 20 TWh | Jan 1986 | Apr 2025 | Nuclear |
| McGuire | Huntersville, North Carolina | 19 TWh | Aug 1981 | Apr 2025 | Nuclear |
| Millstone | Waterford, Connecticut | 17 TWh | Nov 1975 | Apr 2025 | Nuclear |
| Monroe (MI) | Monroe, Michigan | 15 TWh | Oct 1969 | Apr 2025 | Subbituminous Coal : 74.5% Bituminous Coal : 15.8% Petroleum Coke : 9.6% |
| Nine Mile Point Nuclear Station | Lycoming, New York | 16 TWh | Nov 1969 | Apr 2025 | Nuclear |
| North Anna | Mineral, Virginia | 16 TWh | May 1978 | Apr 2025 | Nuclear |
| Oak Grove (TX) | Franklin, Texas | 12 TWh | Mar 2010 | Apr 2025 | Lignite Coal : 98.0% Natural Gas : 2.0% |
| Oconee | Seneca, South Carolina | 22 TWh | Jun 1973 | Apr 2025 | Nuclear |
| Palo Verde | Wintersburg, Arizona | 32 TWh | Dec 1985 | Apr 2025 | Nuclear |
| Peach Bottom | Delta, Pennsylvania | 22 TWh | Jun 1974 | Apr 2025 | Nuclear |
| PSEG Salem Generating Station | Hancocks Bridge, New Jersey | 18 TWh | May 1971 | Apr 2025 | Nuclear |
| Quad Cities Generating Station | Cordova, Illinois | 15 TWh | Nov 1972 | Apr 2025 | Nuclear |
| Robert Moses Niagara | Lewiston, New York | 15 TWh | Dec 1960 | Apr 2025 | Water |
| South Texas Project | Wadsworth, Texas | 21 TWh | Jul 1988 | Apr 2025 | Nuclear |
| St Lucie | Jensen Beach, Florida | 16 TWh | Apr 1976 | Apr 2025 | Nuclear |
| Surry | Surry, Virginia | 13 TWh | Nov 1972 | Apr 2025 | Nuclear |
| TalenEnergy Susquehanna | Berwick, Pennsylvania | 20 TWh | May 1983 | Apr 2025 | Nuclear |
| Turkey Point | Homestead, Florida | 21 TWh | Mar 1967 | Apr 2025 | Nuclear : 66.2% Natural Gas : 33.8% |
| Vogtle | Waynesboro, Georgia | 35 TWh | Apr 1987 | Apr 2025 | Nuclear |
| W A Parish | Thompsons, Texas | 14 TWh | May 1958 | Apr 2025 | Subbituminous Coal : 82.6% Natural Gas : 17.4% |
| Watts Bar Nuclear Plant | Spring City, Tennessee | 15 TWh | Apr 1996 | Apr 2025 | Nuclear |
| West County Energy Center | Loxahatchee, Florida | 19 TWh | Jul 2009 | Apr 2025 | Natural Gas : 99.9% |