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 |
|---|---|---|---|---|---|---|---|---|
| DTE Sustainable Generation | Detroit, MI | Investor-Owned Utility | 5 | 298.8 GWh | Dec 2024 | - | ||
| Consolidated Water Power Co | Wisconsin Rapids, WI | Investor-Owned Utility | 5 | 191.3 GWh | Dec 2024 | Oct 2025 | $3.18M | |
| Consolidated Edison Co-Ny Inc | New York, NY | Investor-Owned Utility | 9 | 3.2 TWh | Feb 2026 | - | ||
| Community Foodbank Of NJ | Hillside, NJ | Investor-Owned Utility | 1 | 915.0 MWh | Dec 2024 | - | ||
| Coleto Creek Power LP | Investor-Owned Utility | 1 | 3.1 TWh | Feb 2026 | - | |||
| Cleco Power LLC | Pineville, LA | Investor-Owned Utility | 8 | 14.0 TWh | Feb 2026 | Oct 2025 | $77.28M | |
| Dominion Energy Nuclear Conn Inc | Waterford, CT | Investor-Owned Utility | 29 | 19.9 TWh | Feb 2026 | Sep 2025 | $168.96M | |
| Dominion Energy South Carolina, Inc | Cayce, SC | Investor-Owned Utility | 23 | 24.1 TWh | Feb 2026 | Oct 2025 | $4.36M | $85.75M |
| Doyon Utilities - FT. Wainwright | FT.Wainwright, AK | Investor-Owned Utility | 1 | 72.8 GWh | Dec 2024 | - | ||
| DTE Electric Company | Detroit, MI | Investor-Owned Utility | 54 | 46.3 TWh | Feb 2026 | Oct 2025 | $742.54M | $16.76M |
| Dane County Solar LLC | Pewaukee, WI | Investor-Owned Utility | 1 | 33.2 GWh | Dec 2024 | - | ||
| Duke Energy Carolinas, LLC | Charlotte, NC | Investor-Owned Utility | 52 | 108.1 TWh | Feb 2026 | Sep 2025 | $178.57M | $126.52M |
| Duke Energy Indiana, LLC | Plainfield, IN | Investor-Owned Utility | 19 | 22.1 TWh | Feb 2026 | Oct 2025 | $304.71M | $21.51M |
| Duke Energy Kentucky Inc | Cincinnati, OH | Investor-Owned Utility | 6 | 3.0 TWh | Feb 2026 | Aug 2025 | $41.57M | $29.52k |
| Duke Energy Ohio Inc | Cincinnati, OH | Investor-Owned Utility | 2 | 760.1 GWh | Feb 2026 | Oct 2025 | $10.73M | $80.36M |
| Duke Energy Progress - (NC) | Charlotte, NC | Investor-Owned Utility | 33 | 67.1 TWh | Feb 2026 | Oct 2025 | $372.30M | $67.67M |
| DUNN Paper East Hartford, LLC | East Hartford, CT | Investor-Owned Utility | 1 | 12.1 GWh | Feb 2026 | - | ||
| Dunns Bridge II Solar And Storage Generation LLC | Valparaiso, IN | Investor-Owned Utility | 1 | 844.5 GWh | Feb 2026 | - | ||
| Dunns Bridge Solar Center LLC | Wheatfield, IN | Investor-Owned Utility | 1 | 534.1 GWh | Feb 2026 | Sep 2025 | $3.77M | |
| Contour Global | Houston, TX | Investor-Owned Utility | 1 | 92.1 GWh | Feb 2026 | - | ||
| Desert Star Energy Center SDG&E | Boulder City, NV | Investor-Owned Utility | 1 | 395.5 GWh | Feb 2026 | - | ||
| Desert Sky Wind Farm LP | Iraan, TX | Investor-Owned Utility | 1 | 533.4 GWh | Dec 2024 | - | ||
| Consumers Energy Co - (Mi) | Jackson, MI | Investor-Owned Utility | 40 | 26.5 TWh | Feb 2026 | Oct 2025 | $500.97M | $182.47M |
| Covanta Delaware Valley LP | Chester, PA | Investor-Owned Utility | 1 | 589.9 GWh | Feb 2026 | Apr 2024 | ||
| Coyote Ridge LLC | Milwaukee, WI | Investor-Owned Utility | 1 | 415.5 GWh | Feb 2026 | - | ||
| Davidson Gas Producers LLC | Detroit, MI | Investor-Owned Utility | 1 | 12.6 GWh | Dec 2024 | - | ||
| Wisconsin Electric Power Co | Milwaukee, WI | Investor-Owned Utility | 53 | 22.1 TWh | Feb 2026 | Oct 2025 | $198.65M | $157.00M |
| Wisconsin Power & Light Co | Madison, WI | Investor-Owned Utility | 38 | 21.1 TWh | Feb 2026 | Oct 2025 | $167.64M | $10.83M |
| Wisconsin Public Service Corp | Milwaukee, WI | Investor-Owned Utility | 32 | 10.9 TWh | Feb 2026 | Oct 2025 | $116.51M | $4.09k |
| Wisconsin River Power Company | Milwaukee, WI | Investor-Owned Utility | 3 | 214.5 GWh | Dec 2024 | Mar 2017 | ||
| Wolf Creek Nuclear OPTG Corp | Burlington, KS | Investor-Owned Utility | 1 | 10.1 TWh | Feb 2026 | - | ||
| Upper Michigan Energy Resources Company | Milwaukee, MI | Investor-Owned Utility | 2 | 608.3 GWh | Dec 2024 | Oct 2025 | $11.91M | $67.91k |
| TDX North Slope Generating Inc. | Anchorage, AK | Investor-Owned Utility | 2 | 55.2 GWh | Dec 2024 | - | ||
| Uns Electric, Inc | Tucson, AZ | Investor-Owned Utility | 5 | 107.8 GWh | Dec 2024 | Sep 2025 | $3.99M | $15.44M |
| Tritec Americas | La Jolla, CA | Investor-Owned Utility | 1 | 5.6 GWh | Dec 2024 | - | ||
| Upper Peninsula Power Company | Marquette, MI | Investor-Owned Utility | 7 | 87.5 GWh | Dec 2024 | Oct 2025 | $5.49M | $5.40M |
| Walnut Bend Solar Station | MORO, AR | Investor-Owned Utility | 1 | 208.1 GWh | Jan 2026 | - | ||
| Strawberry Water Users Assn | Payson, UT | Investor-Owned Utility | 2 | 15.3 GWh | Dec 2024 | - | ||
| Tatanka Ridge LLC | Milwaukee, WI | Investor-Owned Utility | 1 | 615.3 GWh | Feb 2026 | - | ||
| SV CSG Barrass Farms II LLC | Pewaukee, WI | Investor-Owned Utility | 1 | 4.5 GWh | Dec 2024 | - | ||
| Sunshine Gas Producers LLC | Detroit, MI | Investor-Owned Utility | 1 | 142.3 GWh | Feb 2026 | Sep 2025 | $2.93M | |
| Tampa Electric Co | Tampa, FL | Investor-Owned Utility | 46 | 21.7 TWh | Feb 2026 | Oct 2025 | $3.56M | $37.45M |
| Tucson Electric Power Co | Tucson, AZ | Investor-Owned Utility | 13 | 9.0 TWh | Feb 2026 | Oct 2025 | $61.93M | $38.77M |
| System Energy Resources, Inc | Jackson, MS | Investor-Owned Utility | 1 | 11.8 TWh | Feb 2026 | Sep 2025 | $144.80M | |
| Sungen Sharon 1 LLC | Arundel, ME | Investor-Owned Utility | 1 | 2.6 GWh | Dec 2024 | - | ||
| Sunflower Wind Project | Boston, MA | Investor-Owned Utility | - | - | Dec 2018 | Sep 2025 | $2.58M | |
| Union Electric Co - (Mo) | St Louis, MO | Investor-Owned Utility | 33 | 34.7 TWh | Feb 2026 | Oct 2025 | $687.14M | $457.50k |
| United Illuminating Co | Orange, CT | Investor-Owned Utility | 3 | 59.4 GWh | Feb 2026 | Sep 2025 | $20.21M | $64.93M |
| Western Massachusetts Electric Company | West Springfield, MA | Investor-Owned Utility | 3 | 6.3 GWh | Feb 2026 | Sep 2025 | $2.82M | |
| Virginia Electric & Power Co | Richmond, VA | Investor-Owned Utility | 47 | 83.5 TWh | Feb 2026 | Oct 2025 | $1.25B | $30.83M |
| South Carolina Genertg Co, Inc | Cayce, SC | Investor-Owned Utility | 1 | 2.6 TWh | Feb 2026 | - | ||
| Southwestern Public Service Co | Amarillo, TX | Investor-Owned Utility | 16 | 17.1 TWh | Feb 2026 | Oct 2025 | $231.47M | $98.95M |
| Southern California Edison Co | Rosemead, CA | Investor-Owned Utility | 95 | 6.6 TWh | Feb 2026 | Oct 2025 | $370.58M | $970.69M |
| Southwestern Electric Power Co | Tulsa, OK | Investor-Owned Utility | 16 | 19.4 TWh | Feb 2026 | Sep 2025 | $40.06M | $10.95M |
| Southern Power Co | Atlanta, GA | Investor-Owned Utility | 53 | 48.1 TWh | Feb 2026 | Sep 2025 | $195.58M | $6.65M |
| Uwharrie Mountain Renewable Energy, LLC | Detroit, MI | Investor-Owned Utility | 1 | 35.2 GWh | Dec 2024 | - | ||
| Southern Indiana Gas & ELEC Co | Evansville, IN | Investor-Owned Utility | 11 | 2.2 TWh | Feb 2026 | Oct 2025 | $33.22M | $8.35M |
| Caldwell Wastewater Treatment Plant | West Caldwell, NJ | Investor-Owned Utility | 1 | 1.0 GWh | Dec 2024 | - | ||
| Amana Society Service Co | Amana, IA | Investor-Owned Utility | 1 | 1.1 GWh | Dec 2024 | - | ||
| BBCP Kauai Operating LLC | Hanapepe, HI | Investor-Owned Utility | 2 | 26.2 GWh | Feb 2026 | - | ||
| Ameren Illinois | Collinsville, IL | Investor-Owned Utility | 1 | 323.0 MWh | Dec 2024 | Oct 2025 | $12.47M | $47.56M |
| Alaska Power And Telephone Co | Ketchikan, AK | Investor-Owned Utility | 28 | 80.4 GWh | Dec 2024 | - | ||
| Arizona Public Service Co | Phoenix, AZ | Investor-Owned Utility | 30 | 56.0 TWh | Feb 2026 | Oct 2025 | $24.68M | $234.49M |
| AES Indiana | Indianapolis, IN | Investor-Owned Utility | 6 | 13.6 TWh | Feb 2026 | Sep 2025 | $263.84k | |
| Brazos Valley Energy | Richmond, TX | Investor-Owned Utility | 1 | 4.0 TWh | Feb 2026 | - | ||
| Black Hills Colorado Electric, LLC | Rapid City, SD | Investor-Owned Utility | 6 | 296.1 GWh | Dec 2024 | Oct 2025 | $3.28M | $15.70M |
| Black Hills Power, Inc. | Rapid City, SD | Investor-Owned Utility | 9 | 2.9 TWh | Feb 2026 | Oct 2025 | $10.17M | $13.64M |
| Betcher CSG LLC | Annapolis, MD | Investor-Owned Utility | 1 | 1.8 GWh | Dec 2024 | - | ||
| AGC Division Of APGI Inc | Pittsburgh, PA | Investor-Owned Utility | 1 | 3.2 TWh | Feb 2026 | - | ||
| Blue Water Renewables Inc | Detroit, MI | Investor-Owned Utility | 1 | 20.3 GWh | Dec 2024 | - | ||
| Baltimore Gas & Electric Co | Baltimore, MD | Investor-Owned Utility | 1 | -128.0 MWh | Dec 2024 | Oct 2025 | $1.06M | $303.90M |
| Aniak Light & Power Co Inc | Aniak, AK | Investor-Owned Utility | 1 | 2.1 GWh | Dec 2024 | - | ||
| Avista Corp | Spokane, WA | Investor-Owned Utility | 14 | 7.4 TWh | Feb 2026 | Oct 2025 | $54.87M | $32.57M |
| Camp Riley Solar Facility | Little Falls, MN | Investor-Owned Utility | 1 | 15.5 GWh | Dec 2024 | - | ||
| Allete, Inc. | Duluth, MN | Investor-Owned Utility | 24 | 7.2 TWh | Feb 2026 | Oct 2025 | $137.16M | $4.23M |
| Allegheny Energy Supply Co LLC | Greensburg, PA | Investor-Owned Utility | 6 | - | Jan 2026 | Oct 2025 | $3.49M | $5.89M |
| Bear Valley Electric Service | Big Bear Lake, CA | Investor-Owned Utility | 3 | 504.3 MWh | Dec 2024 | Sep 2025 | $27.32M | |
| Appalachian Power Co | Columbus, OH | Investor-Owned Utility | 20 | 22.0 TWh | Feb 2026 | Oct 2025 | $38.00M | $43.20M |
| Alabama Power Co | Birmingham, AL | Investor-Owned Utility | 31 | 67.4 TWh | Feb 2026 | Sep 2025 | $61.79M | $45.90M |
| Alaska Electric Light & Power Co. | Juneau, AK | Investor-Owned Utility | 8 | 493.7 GWh | Dec 2024 | - | ||
| Oklahoma Gas & Electric Co | Oklahoma City, OK | Investor-Owned Utility | 22 | 18.6 TWh | Feb 2026 | Oct 2025 | $116.11M | $18.97M |
| Ohio Valley Electric Corp | Piketon, OH | Investor-Owned Utility | 1 | 5.8 TWh | Feb 2026 | Oct 2025 | $196.57M | $113.71M |
| Krause CSG LLC | Annapolis, MD | Investor-Owned Utility | 1 | 1.9 GWh | Dec 2024 | - | ||
| New York State ELEC & Gas Corp | Ithaca, NY | Investor-Owned Utility | 9 | 228.6 GWh | Dec 2024 | - | ||
| Ledyard Windpower, LLC | Lakota, IA | Investor-Owned Utility | - | - | - | Oct 2025 | $1.29M | |
| Nstar Electric Company | Westwood, MA | Investor-Owned Utility | 17 | 62.3 GWh | Feb 2026 | Oct 2025 | $27.02M | $57.43M |
| McGrath Light & Power Co | McGrath, AK | Investor-Owned Utility | 1 | 2.1 GWh | Dec 2024 | - | ||
| Louisville Gas & Electric Co | Louisville, KY | Investor-Owned Utility | 8 | 22.6 TWh | Feb 2026 | Oct 2025 | $15.62M | $18.44M |
| New Mexico Renewable Development LLC | Albuquerque, NM | Investor-Owned Utility | - | 14.1 GWh | Dec 2023 | - | ||
| Nevada Power Co | Las Vegas, NV | Investor-Owned Utility | 16 | 17.4 TWh | Feb 2026 | Oct 2025 | $15.32M | $154.44M |
| Madison Gas & Electric Co | Madison, WI | Investor-Owned Utility | 17 | 857.7 GWh | Feb 2026 | Oct 2025 | $31.93M | $919.38k |
| Ne Renewable Fitchburg, LLC | New York City, NY | Investor-Owned Utility | 1 | 65.1 GWh | Dec 2024 | - | ||
| National Grid Generation LLC | Hicksville, NY | Investor-Owned Utility | 14 | 5.6 TWh | Feb 2026 | Sep 2025 | $99.31M | |
| Massachusetts Electric Co | Brooklyn, NY | Investor-Owned Utility | 3 | 3.7 GWh | Dec 2024 | Oct 2025 | $29.93M | $75.60M |
| MAUI Electric Co Ltd | Kahului - MAUI, HI | Investor-Owned Utility | 6 | 870.7 GWh | Feb 2026 | - | ||
| Liberty Utilities (Calpeco Electric) LLC | South Lake Tahoe, CA | Investor-Owned Utility | 3 | 115.5 GWh | Feb 2026 | Oct 2025 | $423.39k | $5.80M |
| Meadow Lake Solar Park | Merrillville, IN | Investor-Owned Utility | 1 | 403.6 GWh | Feb 2026 | Sep 2025 | $3.80M | |
| MPH Al Pierce, LLC | Wallingford, CT | Investor-Owned Utility | 1 | - | Jan 2026 | Sep 2025 | $510.35k | |
| Mesquite Solar 2, LLC | Tonopah, AZ | Investor-Owned Utility | - | - | Dec 2017 | Oct 2025 | $5.27M | |
| Mesquite Solar 3, LLC | Tonopah, AZ | Investor-Owned Utility | - | - | Dec 2017 | Oct 2025 | $7.75M |
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 | Feb 2026 | Nuclear |
| Barry | Bucks, Alabama | 12 TWh | Jan 1954 | Feb 2026 | Natural Gas : 95.8% Bituminous Coal : 4.2% |
| Beaver Valley | Shippingport, Pennsylvania | 15 TWh | Aug 1976 | Feb 2026 | Nuclear |
| Bowen | Cartersville, Georgia | 12 TWh | Sep 1971 | Feb 2026 | Bituminous Coal : 99.8% |
| Braidwood Generation Station | Braceville, Illinois | 20 TWh | Jun 1988 | Feb 2026 | Nuclear |
| Browns Ferry | Decatur, Alabama | 30 TWh | Jul 1974 | Feb 2026 | Nuclear |
| Brunswick Nuclear | Southport, North Carolina | 16 TWh | Oct 1975 | Feb 2026 | Nuclear |
| Byron Generating Station | Byron, Illinois | 20 TWh | Aug 1985 | Feb 2026 | Nuclear |
| Calvert Cliffs Nuclear Power Plant | Lusby, Maryland | 15 TWh | Apr 1975 | Feb 2026 | Nuclear |
| Catawba | York, South Carolina | 20 TWh | May 1985 | Feb 2026 | Nuclear |
| Comanche Peak | Glen Rose, Texas | 20 TWh | Jul 1990 | Feb 2026 | Nuclear |
| Crystal River | Crystal River, Florida | 16 TWh | Sep 1966 | Feb 2026 | Natural Gas : 71.2% Bituminous Coal : 28.6% |
| Diablo Canyon | Avila Beach, California | 17 TWh | Apr 1985 | Feb 2026 | Nuclear |
| Donald C Cook | Bridgman, Michigan | 17 TWh | Jul 1975 | Feb 2026 | Nuclear |
| Dresden Generating Station | Morris, Illinois | 15 TWh | Jul 1970 | Feb 2026 | Nuclear |
| Edwin I Hatch | Baxley, Georgia | 14 TWh | Nov 1975 | Feb 2026 | Nuclear |
| Gavin Power, LLC | Cheshire, Ohio | 13 TWh | Sep 1974 | Feb 2026 | Bituminous Coal : 99.5% |
| Grand Coulee | Grand Coulee, Washington | 18 TWh | Feb 1941 | Feb 2026 | Water |
| Guernsey Power Station | Byesville, Ohio | 12 TWh | Jan 2023 | Feb 2026 | Natural Gas |
| H Allen Franklin Combined Cycle | Smiths, Alabama | 12 TWh | May 2002 | Feb 2026 | Natural Gas |
| Hines Energy Complex | Bartow, Florida | 12 TWh | Mar 1999 | Feb 2026 | Natural Gas |
| Jack McDonough | Smyrna, Georgia | 18 TWh | Apr 1971 | Feb 2026 | Natural Gas |
| James H Miller Jr | Quinton, Alabama | 19 TWh | Sep 1978 | Feb 2026 | Subbituminous Coal : 99.2% Natural Gas : 0.8% |
| Joseph M Farley | Columbia, Alabama | 13 TWh | Nov 1977 | Feb 2026 | Nuclear |
| Labadie | Labadie, Missouri | 17 TWh | May 1970 | Feb 2026 | Subbituminous Coal |
| LaSalle Generating Station | Marseilles, Illinois | 19 TWh | Dec 1983 | Feb 2026 | Nuclear |
| Limerick | Sanatoga, Pennsylvania | 19 TWh | Jan 1986 | Feb 2026 | Nuclear |
| McGuire | Huntersville, North Carolina | 19 TWh | Aug 1981 | Feb 2026 | Nuclear |
| Millstone | Waterford, Connecticut | 17 TWh | Nov 1975 | Feb 2026 | Nuclear |
| Monroe (MI) | Monroe, Michigan | 16 TWh | Oct 1969 | Feb 2026 | Subbituminous Coal : 74.7% Bituminous Coal : 16.2% Petroleum Coke : 8.9% |
| Nine Mile Point Nuclear Station | Lycoming, New York | 16 TWh | Nov 1969 | Feb 2026 | Nuclear |
| North Anna | Mineral, Virginia | 15 TWh | May 1978 | Feb 2026 | Nuclear |
| Oconee | Seneca, South Carolina | 22 TWh | Jun 1973 | Feb 2026 | Nuclear |
| Okeechobee Clean Energy Center | Okeechobee, Florida | 12 TWh | Feb 2019 | Feb 2026 | Natural Gas |
| Palo Verde | Wintersburg, Arizona | 31 TWh | Dec 1985 | Feb 2026 | Nuclear |
| Peach Bottom | Delta, Pennsylvania | 22 TWh | Jun 1974 | Feb 2026 | Nuclear |
| Prairie State Generating Station | Marissa, Illinois | 12 TWh | May 2012 | Feb 2026 | Bituminous Coal : 99.8% |
| PSEG Salem Generating Station | Hancocks Bridge, New Jersey | 19 TWh | May 1971 | Feb 2026 | Nuclear |
| Quad Cities Generating Station | Cordova, Illinois | 15 TWh | Nov 1972 | Feb 2026 | Nuclear |
| Robert Moses Niagara | Lewiston, New York | 14 TWh | Dec 1960 | Feb 2026 | Water |
| Sequoyah | Soddy Daisy, Tennessee | 15 TWh | Jun 1981 | Feb 2026 | Nuclear |
| South Texas Project | Wadsworth, Texas | 22 TWh | Jul 1988 | Feb 2026 | Nuclear |
| St Lucie | Jensen Beach, Florida | 16 TWh | Apr 1976 | Feb 2026 | Nuclear |
| Surry | Surry, Virginia | 13 TWh | Nov 1972 | Feb 2026 | Nuclear |
| TalenEnergy Susquehanna | Berwick, Pennsylvania | 19 TWh | May 1983 | Feb 2026 | Nuclear |
| Turkey Point | Homestead, Florida | 20 TWh | Mar 1967 | Feb 2026 | Nuclear : 67.9% Natural Gas : 32.1% |
| Vogtle | Waynesboro, Georgia | 37 TWh | Apr 1987 | Feb 2026 | Nuclear |
| W A Parish | Thompsons, Texas | 15 TWh | May 1958 | Feb 2026 | Subbituminous Coal : 83.0% Natural Gas : 17.0% |
| Watts Bar Nuclear Plant | Spring City, Tennessee | 18 TWh | Apr 1996 | Feb 2026 | Nuclear |
| West County Energy Center | Loxahatchee, Florida | 19 TWh | Jul 2009 | Feb 2026 | Natural Gas : 99.9% |