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 |
|---|---|---|---|---|---|---|---|---|
| Meadow Lake Solar Park | Merrillville, IN | Investor-Owned Utility | 1 | 424.3 GWh | Jun 2026 | Sep 2025 | $3.80M | |
| McGrath Light & Power Co | McGrath, AK | Investor-Owned Utility | 1 | 2.0 GWh | Dec 2025 | - | ||
| Mesquite Solar 3, LLC | Tonopah, AZ | Investor-Owned Utility | - | - | Dec 2017 | Oct 2025 | $7.75M | |
| Massachusetts Electric Co | Brooklyn, NY | Investor-Owned Utility | 3 | 3.9 GWh | Dec 2025 | Oct 2025 | $29.93M | $75.60M |
| Madison Gas & Electric Co | Madison, WI | Investor-Owned Utility | 20 | 939.1 GWh | Jun 2026 | Sep 2025 | $31.93M | $919.38k |
| Louisville Gas & Electric Co | Louisville, KY | Investor-Owned Utility | 8 | 23.2 TWh | Jun 2026 | Oct 2025 | $15.62M | $18.44M |
| Northern Indiana Pub SERV Co | Merrillville, IN | Investor-Owned Utility | 7 | 7.8 TWh | Jun 2026 | May 2023 | ||
| Northern States Power Co - Minnesota | Minneapolis, MN | Investor-Owned Utility | 69 | 39.8 TWh | Jun 2026 | Oct 2025 | $352.04M | $76.80M |
| Lockhart Power Co | Lockhart, SC | Investor-Owned Utility | 6 | 78.5 GWh | Dec 2025 | Sep 2025 | $3.69M | $6.84M |
| Liberty Utilities (Calpeco Electric) LLC | South Lake Tahoe, CA | Investor-Owned Utility | 3 | 115.0 GWh | Jun 2026 | Jul 2025 | $423.39k | $5.80M |
| Ledyard Windpower, LLC | Lakota, IA | Investor-Owned Utility | - | - | - | Oct 2025 | $1.29M | |
| Nstar Electric Company | Westwood, MA | Investor-Owned Utility | 17 | 61.3 GWh | Jun 2026 | Oct 2025 | $27.02M | $57.43M |
| Nevada Power Co | Las Vegas, NV | Investor-Owned Utility | 16 | 16.9 TWh | Jun 2026 | Oct 2025 | $15.32M | $154.44M |
| MPH Al Pierce, LLC | Wallingford, CT | Investor-Owned Utility | 1 | - | Jan 2026 | Sep 2025 | $510.35k | |
| New York State ELEC & Gas Corp | Ithaca, NY | Investor-Owned Utility | 9 | 48.8 GWh | Dec 2025 | - | ||
| National Grid Generation LLC | Hicksville, NY | Investor-Owned Utility | 14 | 6.1 TWh | Jun 2026 | Sep 2025 | $99.31M | |
| Ne Renewable Fitchburg, LLC | New York City, NY | Investor-Owned Utility | 1 | 83.2 GWh | Dec 2025 | - | ||
| Wisconsin Power & Light Co | Madison, WI | Investor-Owned Utility | 38 | 21.8 TWh | Jun 2026 | Oct 2025 | $167.64M | $10.83M |
| Strawberry Water Users Assn | Payson, UT | Investor-Owned Utility | 2 | 15.3 GWh | Dec 2024 | - | ||
| Wolf Creek Nuclear OPTG Corp | Burlington, KS | Investor-Owned Utility | 1 | 10.2 TWh | Jun 2026 | - | ||
| Southwestern Public Service Co | Amarillo, TX | Investor-Owned Utility | 19 | 17.1 TWh | Jun 2026 | Oct 2025 | $231.47M | $98.95M |
| Wisconsin Public Service Corp | Milwaukee, WI | Investor-Owned Utility | 32 | 11.1 TWh | Jun 2026 | Oct 2025 | $116.51M | $4.09k |
| South Carolina Genertg Co, Inc | Cayce, SC | Investor-Owned Utility | 1 | 2.6 TWh | Jun 2026 | - | ||
| Wisconsin River Power Company | Milwaukee, WI | Investor-Owned Utility | 3 | 194.9 GWh | Dec 2025 | Mar 2017 | ||
| Wisconsin Electric Power Co | Milwaukee, WI | Investor-Owned Utility | 61 | 22.5 TWh | Jun 2026 | Sep 2025 | $198.65M | $157.00M |
| United Illuminating Co | Orange, CT | Investor-Owned Utility | 3 | 55.7 GWh | Jun 2026 | Sep 2025 | $20.21M | $64.93M |
| Southern Indiana Gas & ELEC Co | Evansville, IN | Investor-Owned Utility | 11 | 2.0 TWh | Jun 2026 | Oct 2025 | $33.22M | $8.35M |
| Trent Wind Farm LP | Trent, TX | Investor-Owned Utility | - | 564.4 GWh | Dec 2025 | - | ||
| Sunshine Gas Producers LLC | Detroit, MI | Investor-Owned Utility | 1 | 144.2 GWh | Jun 2026 | Sep 2025 | $2.93M | |
| Southwestern Electric Power Co | Tulsa, OK | Investor-Owned Utility | 16 | 19.4 TWh | Jun 2026 | Sep 2025 | $40.06M | $10.19M |
| SV CSG Barrass Farms II LLC | Pewaukee, WI | Investor-Owned Utility | 1 | 4.9 GWh | Dec 2025 | - | ||
| Tritec Americas | La Jolla, CA | Investor-Owned Utility | 4 | 5.6 GWh | Dec 2024 | - | ||
| Tucson Electric Power Co | Tucson, AZ | Investor-Owned Utility | 13 | 8.4 TWh | Jun 2026 | Oct 2025 | $61.93M | $38.77M |
| Virginia Electric & Power Co | Richmond, VA | Investor-Owned Utility | 47 | 85.6 TWh | Jun 2026 | Oct 2025 | $1.25B | $30.83M |
| Union Electric Co - (Mo) | St Louis, MO | Investor-Owned Utility | 34 | 34.7 TWh | Jun 2026 | Oct 2025 | $687.14M | $457.50k |
| Southern Power Co | Atlanta, GA | Investor-Owned Utility | 53 | 48.1 TWh | Jun 2026 | Sep 2025 | $195.58M | $6.65M |
| Uns Electric, Inc | Tucson, AZ | Investor-Owned Utility | 5 | 78.5 GWh | Dec 2025 | Sep 2025 | $3.99M | $15.44M |
| Upper Michigan Energy Resources Company | Milwaukee, MI | Investor-Owned Utility | 3 | 593.7 GWh | Jun 2026 | Oct 2025 | $11.91M | $67.91k |
| Upper Peninsula Power Company | Marquette, MI | Investor-Owned Utility | 7 | 105.8 GWh | Dec 2025 | Oct 2025 | $5.49M | $5.40M |
| TDX North Slope Generating Inc. | Anchorage, AK | Investor-Owned Utility | 2 | 55.2 GWh | Dec 2024 | - | ||
| System Energy Resources, Inc | Jackson, MS | Investor-Owned Utility | 1 | 11.4 TWh | Jun 2026 | Sep 2025 | $144.80M | |
| Tampa Electric Co | Tampa, FL | Investor-Owned Utility | 51 | 21.4 TWh | Jun 2026 | Oct 2025 | $3.56M | $37.45M |
| Uwharrie Mountain Renewable Energy, LLC | Detroit, MI | Investor-Owned Utility | 1 | 35.1 GWh | Dec 2025 | - | ||
| Tatanka Ridge LLC | Milwaukee, WI | Investor-Owned Utility | 1 | 571.2 GWh | Jun 2026 | - | ||
| Western Massachusetts Electric Company | West Springfield, MA | Investor-Owned Utility | 3 | 8.8 GWh | Jun 2026 | Sep 2025 | $2.82M | |
| Sunflower Wind Project | Boston, MA | Investor-Owned Utility | - | - | Dec 2018 | Jun 2025 | $2.58M | |
| Southern California Edison Co | Rosemead, CA | Investor-Owned Utility | 95 | 4.9 TWh | Jun 2026 | Oct 2025 | $370.58M | $970.69M |
| SUNE CPS3 LLC | Belmont, CA | Investor-Owned Utility | - | 7.6 GWh | Dec 2024 | - | ||
| SUNE CPS1 LLC | New York, NY | Investor-Owned Utility | - | 5.1 GWh | Dec 2024 | - | ||
| Sungen Sharon 1 LLC | Arundel, ME | Investor-Owned Utility | 1 | 2.4 GWh | Dec 2025 | - | ||
| SUNE CPS2 LLC | New York, NY | Investor-Owned Utility | - | 7.4 GWh | Dec 2024 | - | ||
| Camp Riley Solar Facility | Little Falls, MN | Investor-Owned Utility | 1 | 14.5 GWh | Dec 2025 | - | ||
| AES Indiana | Indianapolis, IN | Investor-Owned Utility | 5 | 15.9 TWh | Jun 2026 | Jul 2025 | $263.84k | |
| Arizona Public Service Co | Phoenix, AZ | Investor-Owned Utility | 30 | 55.3 TWh | Jun 2026 | Oct 2025 | $24.68M | $234.49M |
| Brazos Valley Energy | Richmond, TX | Investor-Owned Utility | 1 | 4.3 TWh | Jun 2026 | - | ||
| Caldwell Wastewater Treatment Plant | West Caldwell, NJ | Investor-Owned Utility | 1 | 965.0 MWh | Dec 2025 | - | ||
| Appalachian Power Co | Columbus, OH | Investor-Owned Utility | 20 | 23.1 TWh | Jun 2026 | Oct 2025 | $38.00M | $43.20M |
| Black Hills Power, Inc. | Rapid City, SD | Investor-Owned Utility | 9 | 2.3 TWh | Jun 2026 | Oct 2025 | $10.17M | $13.64M |
| Betcher CSG LLC | Annapolis, MD | Investor-Owned Utility | 1 | 1.8 GWh | Dec 2025 | - | ||
| Blue Water Renewables Inc | Detroit, MI | Investor-Owned Utility | 1 | 20.8 GWh | Dec 2025 | - | ||
| Black Hills Colorado Electric, LLC | Rapid City, SD | Investor-Owned Utility | 6 | 276.8 GWh | Dec 2025 | Oct 2025 | $3.28M | $15.70M |
| AGC Division Of APGI Inc | Pittsburgh, PA | Investor-Owned Utility | 1 | 3.2 TWh | Jun 2026 | - | ||
| BBCP Kauai Operating LLC | Hanapepe, HI | Investor-Owned Utility | 2 | 21.4 GWh | Jun 2026 | - | ||
| AES Pike County Energy Storage | Petersburg, IN | Investor-Owned Utility | 1 | - | Jan 2026 | Jun 2025 | $2.41M | |
| Aniak Light & Power Co Inc | Aniak, AK | Investor-Owned Utility | 1 | 2.1 GWh | Dec 2024 | - | ||
| Allete, Inc. | Duluth, MN | Investor-Owned Utility | 24 | 8.6 TWh | Jun 2026 | Oct 2025 | $137.16M | $4.23M |
| Alaska Power And Telephone Co | Ketchikan, AK | Investor-Owned Utility | 28 | 80.4 GWh | Dec 2025 | - | ||
| Bear Valley Electric Service | Big Bear Lake, CA | Investor-Owned Utility | 3 | 2.4 GWh | Dec 2025 | Sep 2025 | $27.32M | |
| Alaska Electric Light & Power Co. | Juneau, AK | Investor-Owned Utility | 8 | 456.6 GWh | Dec 2025 | - | ||
| Allegheny Energy Supply Co LLC | Greensburg, PA | Investor-Owned Utility | 6 | - | Jan 2026 | Oct 2025 | $3.49M | $5.89M |
| Alabama Power Co | Birmingham, AL | Investor-Owned Utility | 32 | 66.9 TWh | Jun 2026 | Sep 2025 | $61.79M | $45.90M |
| Avista Corp | Spokane, WA | Investor-Owned Utility | 14 | 7.2 TWh | Jun 2026 | Oct 2025 | $54.87M | $32.57M |
| Baltimore Gas & Electric Co | Baltimore, MD | Investor-Owned Utility | 1 | -486.0 MWh | Dec 2025 | Oct 2025 | $1.06M | $303.90M |
| Ameren Illinois | Collinsville, IL | Investor-Owned Utility | 1 | 308.0 MWh | Dec 2025 | Oct 2025 | $12.47M | $47.56M |
| Amana Society Service Co | Amana, IA | Investor-Owned Utility | 2 | 1.5 GWh | Dec 2025 | - | ||
| Johnson II CSG LLC | Annapolis, MD | Investor-Owned Utility | 1 | 1.4 GWh | Dec 2025 | - | ||
| Johnson I CSG LLC | Annapolis, MD | Investor-Owned Utility | 1 | 1.7 GWh | Dec 2025 | - | ||
| Hawaiian Electric Co Inc | Honolulu, HI | Investor-Owned Utility | 13 | 4.3 TWh | Jun 2026 | - | ||
| Hawaii Electric Light Co Inc | HILO, HI | Investor-Owned Utility | 9 | 593.3 GWh | Jun 2026 | - | ||
| Kentucky Power Co | Columbus, OH | Investor-Owned Utility | 2 | 5.6 TWh | Jun 2026 | Jul 2025 | $876.82k | |
| Kentucky Utilities Co | Lexington, KY | Investor-Owned Utility | 8 | 13.6 TWh | Jun 2026 | Sep 2025 | $13.21M | $9.88M |
| Evergy Missouri West | Kansas City, MO | Investor-Owned Utility | 11 | 383.8 GWh | Jun 2026 | Oct 2025 | $42.48M | $14.10M |
| Evergy Metro | Kansas City, MO | Investor-Owned Utility | 11 | 17.1 TWh | Jun 2026 | Oct 2025 | $164.54M | $9.27M |
| Iredell Transmission LLC | Detroit, MI | Investor-Owned Utility | 1 | 28.1 GWh | Dec 2025 | - | ||
| Evergy Kansas South, Inc | Investor-Owned Utility | 3 | 327.1 GWh | Jun 2026 | - | |||
| Indiana-Kentucky Electric Corp | Piketon, OH | Investor-Owned Utility | 1 | 6.4 TWh | Jun 2026 | Oct 2025 | $113.71M | |
| Evergy Kansas Central, Inc | Topeka, KS | Investor-Owned Utility | 21 | 13.3 TWh | Jun 2026 | Oct 2025 | $265.78M | $33.20M |
| Indiana Michigan Power Co | Fort Wayne, IN | Investor-Owned Utility | 15 | 29.6 TWh | Jun 2026 | Oct 2025 | $93.40M | |
| Heyer CSG LLC | Annapolis, MD | Investor-Owned Utility | 1 | 1.9 GWh | Dec 2024 | - | ||
| Haida Energy, Inc. | Ketchikan, AK | Investor-Owned Utility | 1 | 6.0 GWh | Dec 2024 | - | ||
| Hardy Hills Solar LLC | Frankfort, IN | Investor-Owned Utility | 1 | 398.4 GWh | Jun 2026 | Jun 2025 | $4.20M | |
| Florida Power & Light Co | Miami, FL | Investor-Owned Utility | 159 | 156.2 TWh | Jun 2026 | Sep 2025 | $189.77M | $26.45M |
| Green Mountain Power Corp | Colchester, VT | Investor-Owned Utility | 47 | 571.7 GWh | Jun 2026 | Oct 2025 | $8.19M | $48.76M |
| Hopewell Valley High School | Pennington, NJ | Investor-Owned Utility | 1 | 978.0 MWh | Dec 2025 | - | ||
| Georgia Power Co | Atlanta, GA | Investor-Owned Utility | 63 | 107.9 TWh | Jun 2026 | Oct 2025 | $13.78M | $237.04M |
| Foxtail Wind, LLC | Denver, CO | Investor-Owned Utility | 1 | 636.9 GWh | Jun 2026 | - | ||
| Farmington River Power Company | New Britain, CT | Investor-Owned Utility | 1 | 22.6 GWh | Jun 2026 | - | ||
| Foxhound Solar, LLC | Clover, VA | Investor-Owned Utility | 1 | 180.7 GWh | Jun 2026 | Oct 2025 | $1.77M | |
| Huneke I CSG LLC | Annapolis, MD | Investor-Owned Utility | 1 | 1.8 GWh | Dec 2025 | - | ||
| Grimm CSG LLC | Annapolis, MD | Investor-Owned Utility | 1 | 639.0 MWh | Nov 2025 | - |
Top Power Plants in United States
| Plant | Location | Annual Generation | Initial Operation Date | Last Update | Fuel Types |
|---|---|---|---|---|---|
| Arkansas Nuclear One | Russellville, Arkansas | 14 TWh | Nov 1974 | Jun 2026 | Nuclear |
| Barry | Bucks, Alabama | 13 TWh | Jan 1954 | Jun 2026 | Natural Gas : 97.3% Bituminous Coal : 2.7% |
| Beaver Valley | Shippingport, Pennsylvania | 15 TWh | Aug 1976 | Jun 2026 | Nuclear |
| Bowen | Cartersville, Georgia | 13 TWh | Sep 1971 | Jun 2026 | Bituminous Coal : 99.8% |
| Braidwood Generation Station | Braceville, Illinois | 20 TWh | Jun 1988 | Jun 2026 | Nuclear |
| Browns Ferry | Decatur, Alabama | 31 TWh | Jul 1974 | Jun 2026 | Nuclear |
| Brunswick Nuclear | Southport, North Carolina | 15 TWh | Oct 1975 | Jun 2026 | Nuclear |
| Byron Generating Station | Byron, Illinois | 20 TWh | Aug 1985 | Jun 2026 | Nuclear |
| Calvert Cliffs Nuclear Power Plant | Lusby, Maryland | 15 TWh | Apr 1975 | Jun 2026 | Nuclear |
| Catawba | York, South Carolina | 18 TWh | May 1985 | Jun 2026 | Nuclear |
| Comanche Peak | Glen Rose, Texas | 20 TWh | Jul 1990 | Jun 2026 | Nuclear |
| Crystal River | Crystal River, Florida | 16 TWh | Sep 1966 | Jun 2026 | Natural Gas : 69.8% Bituminous Coal : 30.0% |
| Diablo Canyon | Avila Beach, California | 18 TWh | Apr 1985 | Jun 2026 | Nuclear |
| Donald C Cook | Bridgman, Michigan | 19 TWh | Jul 1975 | Jun 2026 | Nuclear |
| Dresden Generating Station | Morris, Illinois | 15 TWh | Jul 1970 | Jun 2026 | Nuclear |
| Edwin I Hatch | Baxley, Georgia | 14 TWh | Nov 1975 | Jun 2026 | Nuclear |
| Gavin Power, LLC | Cheshire, Ohio | 13 TWh | Sep 1974 | Jun 2026 | Bituminous Coal : 99.6% |
| Grand Coulee | Grand Coulee, Washington | 19 TWh | Feb 1941 | Jun 2026 | Water |
| Guernsey Power Station | Byesville, Ohio | 12 TWh | Jan 2023 | Jun 2026 | Natural Gas |
| H Allen Franklin Combined Cycle | Smiths, Alabama | 12 TWh | May 2002 | Jun 2026 | Natural Gas |
| Jack McDonough | Smyrna, Georgia | 19 TWh | Apr 1971 | Jun 2026 | Natural Gas |
| James H Miller Jr | Quinton, Alabama | 19 TWh | Sep 1978 | Jun 2026 | Subbituminous Coal : 99.0% Natural Gas : 1.0% |
| Joseph M Farley | Columbia, Alabama | 15 TWh | Nov 1977 | Jun 2026 | Nuclear |
| Labadie | Labadie, Missouri | 15 TWh | May 1970 | Jun 2026 | Subbituminous Coal : 99.9% |
| LaSalle Generating Station | Marseilles, Illinois | 18 TWh | Dec 1983 | Jun 2026 | Nuclear |
| Limerick | Sanatoga, Pennsylvania | 19 TWh | Jan 1986 | Jun 2026 | Nuclear |
| McGuire | Huntersville, North Carolina | 19 TWh | Aug 1981 | Jun 2026 | Nuclear |
| Millstone | Waterford, Connecticut | 17 TWh | Nov 1975 | Jun 2026 | Nuclear |
| Monroe (MI) | Monroe, Michigan | 15 TWh | Oct 1969 | Jun 2026 | Subbituminous Coal : 75.2% Bituminous Coal : 15.7% Petroleum Coke : 8.9% |
| Nine Mile Point Nuclear Station | Lycoming, New York | 16 TWh | Nov 1969 | Jun 2026 | Nuclear |
| North Anna | Mineral, Virginia | 16 TWh | May 1978 | Jun 2026 | Nuclear |
| Oak Grove (TX) | Franklin, Texas | 12 TWh | Mar 2010 | Jun 2026 | Lignite Coal : 99.2% Natural Gas : 0.8% |
| Oconee | Seneca, South Carolina | 22 TWh | Jun 1973 | Jun 2026 | Nuclear |
| Palo Verde | Wintersburg, Arizona | 31 TWh | Dec 1985 | Jun 2026 | Nuclear |
| Peach Bottom | Delta, Pennsylvania | 22 TWh | Jun 1974 | Jun 2026 | Nuclear |
| Prairie State Generating Station | Marissa, Illinois | 12 TWh | May 2012 | Jun 2026 | Bituminous Coal : 99.8% |
| PSEG Salem Generating Station | Hancocks Bridge, New Jersey | 19 TWh | May 1971 | Jun 2026 | Nuclear |
| Quad Cities Generating Station | Cordova, Illinois | 15 TWh | Nov 1972 | Jun 2026 | Nuclear |
| Robert Moses Niagara | Lewiston, New York | 14 TWh | Dec 1960 | Jun 2026 | Water |
| Sequoyah | Soddy Daisy, Tennessee | 18 TWh | Jun 1981 | Jun 2026 | Nuclear |
| South Texas Project | Wadsworth, Texas | 20 TWh | Jul 1988 | Jun 2026 | Nuclear |
| St Lucie | Jensen Beach, Florida | 15 TWh | Apr 1976 | Jun 2026 | Nuclear |
| Surry | Surry, Virginia | 12 TWh | Nov 1972 | Jun 2026 | Nuclear |
| TalenEnergy Susquehanna | Berwick, Pennsylvania | 20 TWh | May 1983 | Jun 2026 | Nuclear |
| Turkey Point | Homestead, Florida | 20 TWh | Mar 1967 | Jun 2026 | Nuclear : 64.6% Natural Gas : 35.4% |
| Union Power Station | El Dorado, Arkansas | 13 TWh | Dec 2002 | Jun 2026 | Natural Gas |
| Vogtle | Waynesboro, Georgia | 37 TWh | Apr 1987 | Jun 2026 | Nuclear |
| W A Parish | Thompsons, Texas | 14 TWh | May 1958 | Jun 2026 | Subbituminous Coal : 81.2% Natural Gas : 18.8% |
| Watts Bar Nuclear Plant | Spring City, Tennessee | 20 TWh | Apr 1996 | Jun 2026 | Nuclear |
| West County Energy Center | Loxahatchee, Florida | 18 TWh | Jul 2009 | Jun 2026 | Natural Gas |