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 2024Q4 Seller Transactions | FERC 2024Q4 Buyer Transactions |
|---|---|---|---|---|---|---|---|---|
| Entergy Louisiana LLC | Jefferson, LA | Investor-Owned Utility | 21 | 49.5 TWh | Mar 2025 | Apr 2025 | $452.70M | $49.28M |
| Green Mountain Power Corp | Colchester, VT | Investor-Owned Utility | 47 | 718.5 GWh | Mar 2025 | Apr 2025 | $52.59M | $48.68M |
| Ameren Illinois | Collinsville, IL | Investor-Owned Utility | 1 | 283.3 MWh | Dec 2023 | Apr 2025 | $2.61M | $47.67M |
| Pud No 1 Of Chelan County | Wenatchee, WA | Political Subdivision | 4 | 8.1 TWh | Mar 2025 | Apr 2025 | $144.57M | $47.43M |
| Morgan Stanley Energy Structuring, L.L.C. | New York, NY | - | - | - | Apr 2025 | $66.86M | $46.64M | |
| Public Service Company Of New Hampshire | Berlin, CT | - | - | - | Apr 2025 | $2.95M | $45.25M | |
| Seminole Electric Cooperative Inc | Tampa, FL | Cooperative | 4 | 14.6 TWh | Mar 2025 | Apr 2025 | $5.31M | $45.18M |
| Wolverine Power Supply Coop | Cadillac, MI | Cooperative | 8 | 990.5 GWh | Dec 2023 | Apr 2025 | $149.11M | $44.60M |
| Alabama Power Co | Birmingham, AL | Investor-Owned Utility | 31 | 60.7 TWh | Mar 2025 | Mar 2025 | $61.72M | $42.86M |
| RWE Clean Energy Wholesale Services, Inc. | Chicago, IL | - | - | - | Apr 2025 | $97.05M | $42.30M | |
| Nextera Energy Services Massachusetts, LLC | Juno Beach, FL | - | - | - | Apr 2025 | $5.53M | $42.11M | |
| Powerex Corp. | Vancouver, BC | - | - | - | Apr 2025 | $68.91M | $41.82M | |
| IDT Energy, Inc. | Brooklyn, NY | - | - | - | Apr 2025 | $10.44M | $41.54M | |
| WPPI Energy | Sun Prairie, WI | Municipally-Owned Utility | 2 | 10.5 GWh | Dec 2023 | Apr 2025 | $25.74M | $40.59M |
| Sempra Gas & Power Marketing, LLC | San Diego, CA | - | - | - | Apr 2025 | $37.51M | $40.59M | |
| Pud No 2 Of Grant County | Ephrata, WA | Political Subdivision | 5 | 8.7 TWh | Mar 2025 | Mar 2025 | $62.48k | $39.06M |
| Freeport-McMoran-Corp-Chino Mines | Vanadium, NM | Industrial | 3 | 73.2 GWh | Mar 2025 | Apr 2025 | $48.52M | $38.65M |
| Dayton Power & Light Co | Dayton, OH | Commercial | 2 | - | May 2018 | Apr 2025 | $5.10M | $37.90M |
| Walton Electric Member Corp | Monroe, GA | Cooperative | 2 | 6.4 GWh | Dec 2023 | Mar 2025 | $37.04M | |
| Omaha Public Power District | Omaha, NE | Political Subdivision | 11 | 8.7 TWh | Mar 2025 | Apr 2025 | $69.27M | $36.55M |
| Northern Indiana Public Service Company LLC | Merrillville, IN | - | - | - | Apr 2025 | $68.77M | $36.48M | |
| Associated Electric Coop, Inc | Springfield, MO | Cooperative | 11 | 26.4 TWh | Mar 2025 | Apr 2025 | $75.32M | $35.51M |
| Great River Energy | Maple Grove, MN | Cooperative | 10 | 470.7 GWh | Mar 2025 | Apr 2025 | $129.57M | $34.76M |
| Tucson Electric Power Co | Tucson, AZ | Investor-Owned Utility | 12 | 9.7 TWh | Mar 2025 | Apr 2025 | $73.46M | $34.62M |
| Constellation Energy Commodities Group Maine, LLC | Baltimore, MD | - | - | - | Mar 2025 | $32.94M | $34.40M | |
| North Carolina Municipal Power Agency Number 1 | Raleigh, NC | - | - | - | Mar 2025 | $14.93M | $34.21M | |
| Canal Marketing LLC | Houston, TX | - | - | - | Mar 2025 | $34.13M | $34.13M | |
| Minnkota Power Coop, Inc | Grand Forks, ND | Cooperative | 3 | 4.7 TWh | Mar 2025 | Apr 2025 | $15.52M | $33.87M |
| Modesto Irrigation District | Modesto, CA | Political Subdivision | 5 | 364.2 GWh | Mar 2025 | Apr 2025 | $33.61M | |
| Avista Corp | Spokane, WA | Investor-Owned Utility | 14 | 7.0 TWh | Mar 2025 | Apr 2025 | $38.25M | $33.44M |
| Emera Energy Services Subsidiary No. 13 LLC | Halifax, NS | - | - | - | Apr 2025 | $39.10M | $32.87M | |
| Delaware Electric Cooperative | Greenwood, DE | Cooperative | 1 | 7.4 GWh | Dec 2023 | Mar 2025 | $32.71M | |
| Tampa Electric Co | Tampa, FL | Investor-Owned Utility | 43 | 20.1 TWh | Mar 2025 | Apr 2025 | $943.92k | $32.37M |
| Central Maine Power Company | Orange, CT | - | - | - | Mar 2025 | $10.32M | $31.74M | |
| Cooperative Energy | Hattiesburg, MS | Cooperative | 9 | 10.9 TWh | Mar 2025 | Apr 2025 | $165.45M | $31.66M |
| Albertsons Companies, Inc. | Pleasanton, CA | - | - | - | Apr 2025 | $19.12M | $31.65M | |
| City & County Of San Francisco | San Francisco, CA | Municipally-Owned Utility | 7 | 1.5 TWh | Mar 2025 | Apr 2025 | $31.00M | |
| CMS Energy Resource Management Company | ANN Arbor, MI | - | - | - | Apr 2025 | $61.91M | $30.35M | |
| Corn Belt Power Coop | Humboldt, IA | Cooperative | 1 | 5.6 GWh | Dec 2023 | Mar 2025 | $29.95M | |
| Emera Energy Services Subsidiary No. 1 LLC | Halifax, NS | - | - | - | Apr 2025 | $29.76M | $29.76M | |
| Evergy Kansas Central, Inc | Topeka, KS | Investor-Owned Utility | 18 | 12.1 TWh | Mar 2025 | Apr 2025 | $154.71M | $29.45M |
| Firstlight Power Management LLC | Burlington, MA | - | - | - | Mar 2025 | $54.72M | $27.06M | |
| Cleanchoice Energy, Inc. | Philadelphia, PA | - | - | - | Apr 2025 | $40.19M | $26.79M | |
| Western Massachusetts Electric Company | West Springfield, MA | Investor-Owned Utility | 3 | 8.7 GWh | Mar 2025 | Mar 2025 | $24.39M | |
| Fayetteville Public Works Commission | Fayetteville, NC | Municipally-Owned Utility | 1 | 62.4 GWh | Mar 2025 | Mar 2025 | $24.21M | |
| Heritage Power Marketing, LLC | Houston, TX | - | - | - | Apr 2025 | $24.66M | $23.75M | |
| Western Farmers Electric Cooperative | Anadarko, OK | - | - | - | Apr 2025 | $53.16M | $23.68M | |
| Phillips 66 Energy Trading LLC | Houston, TX | - | - | - | Apr 2025 | $33.18M | $22.75M | |
| City Of Riverside - (Ca) | Riverside, CA | Municipally-Owned Utility | 3 | 80.1 GWh | Dec 2023 | Apr 2025 | $22.37M | |
| Florida Power & Light Co | Miami, FL | Investor-Owned Utility | 138 | 153.2 TWh | Mar 2025 | Mar 2025 | $156.33M | $22.08M |
| Public Service Company Of Oklahoma | Columbus, OH | - | - | - | Apr 2025 | $104.77k | $21.78M | |
| Indiana Municipal Power Agency | Carmel, IN | Political Subdivision | 48 | 364.0 GWh | Dec 2023 | Apr 2025 | $20.28M | $21.28M |
| New York Power Authority | White Plains, NY | State-Owned Utility | 22 | 29.2 TWh | Mar 2025 | Mar 2025 | $21.11M | |
| Virginia Electric & Power Co | Richmond, VA | Investor-Owned Utility | 47 | 76.1 TWh | Mar 2025 | Apr 2025 | $697.08M | $20.78M |
| Hartree Partners LP | New York, NY | Independent Power Producer | 1 | 2.8 TWh | Mar 2025 | Apr 2025 | $180.28M | $20.73M |
| Vitol Inc. | Houston, TX | - | - | - | Apr 2025 | $269.21M | $20.31M | |
| Michigan Public Power Agency | Lansing, MI | Political Subdivision | 1 | 57.6 GWh | Dec 2023 | Mar 2025 | $19.69M | |
| CP Energy Marketing (US) Inc. | Edmonton, AB | - | - | - | Apr 2025 | $62.11M | $19.53M | |
| Arkansas Electric Coop Corp | Little Rock, AR | Cooperative | 11 | 6.1 TWh | Mar 2025 | Apr 2025 | $80.99M | $19.43M |
| Flathead Electric Coop Inc | Kalispell, MT | Cooperative | 1 | 8.5 GWh | Dec 2023 | Mar 2025 | $19.41M | |
| Rockland Electric Company | Spring Valley, NY | - | - | - | Apr 2025 | $397.44 | $19.17M | |
| Niagara Mohawk Power Corp | 1 | - | Dec 2004 | Apr 2025 | $5.48M | $18.89M | ||
| EWO Marketing, LLC | The Woodlands, TX | - | - | - | Mar 2025 | $16.84M | $18.54M | |
| Aggressive Energy LLC | Brooklyn, NY | - | - | - | Apr 2025 | $6.67M | $18.53M | |
| DTE Electric Company | Detroit, MI | Investor-Owned Utility | 52 | 45.5 TWh | Mar 2025 | Apr 2025 | $348.31M | $18.52M |
| Marco DM Holdings, L.L.C. | Valhalla, NY | - | - | - | Mar 2025 | $18.20M | $18.20M | |
| Big Rivers Electric Corp | Owensboro, KY | Cooperative | 5 | 3.3 TWh | Mar 2025 | Apr 2025 | $41.07M | $18.02M |
| Duke Energy Florida, LLC | St. Petersburg, FL | Independent Power Producer|Investor-Owned Utility | 47 | 44.7 TWh | Mar 2025 | Apr 2025 | $34.27M | $17.75M |
| Pattern Energy Management Services LLC | Houston, TX | - | - | - | Mar 2025 | $16.56M | $17.00M | |
| Merrill Lynch Commodities, Inc. | Houston, TX | - | - | - | Apr 2025 | $41.63M | $16.69M | |
| Smartenergy Holdings, LLC | New York, NY | - | - | - | Apr 2025 | $2.10M | $16.50M | |
| Northwestern Corporation | Helena, MT | - | - | - | Apr 2025 | $17.15M | $16.45M | |
| Black Hills Colorado Electric, LLC | Rapid City, SD | Investor-Owned Utility | 6 | 294.6 GWh | Dec 2023 | Apr 2025 | $4.97M | $16.39M |
| Interstate Power Co | Cedar Rapids, IA | |Investor-Owned Utility | 41 | 15.5 TWh | Mar 2025 | Apr 2025 | $90.48M | $16.36M |
| Midamerican Energy Co | Urbandale, IA | Investor-Owned Utility | 61 | 42.5 TWh | Mar 2025 | Apr 2025 | $221.46M | $16.35M |
| Rainbow Energy Center | Underwood, ND | Investor-Owned Utility | 1 | 8.9 TWh | Mar 2025 | Apr 2025 | $82.51M | $16.22M |
| Municipal Electric Authority | Atlanta, GA | Municipally-Owned Utility | 5 | 3.5 TWh | Mar 2025 | Mar 2025 | $123.28M | $16.12M |
| Central Iowa Power Cooperative | Cedar Rapids, IA | Cooperative | 3 | 81.3 GWh | Dec 2023 | Apr 2025 | $16.00M | |
| Allegheny Electric Coop Inc | Harrisburg, PA | Cooperative | 1 | 85.5 GWh | Mar 2025 | Mar 2025 | $15.89M | |
| Powersouth Energy Cooperative | Andalusia, AL | Cooperative | 6 | 5.9 TWh | Mar 2025 | Apr 2025 | $9.88M | $15.88M |
| Cheyenne Light, Fuel And Power Company | Rapid City, SD | - | - | - | Mar 2025 | $2.55M | $15.87M | |
| Ohio Edison Company | Akron, OH | - | - | - | Mar 2025 | $1.54k | $15.84M | |
| Lanyard Power Marketing, LLC | Washington, DC | - | - | - | Apr 2025 | $15.80M | $15.80M | |
| GALT Power, Inc. | Wilmington, DE | - | - | - | Apr 2025 | $29.21M | $15.70M | |
| Kentucky Utilities Co | Lexington, KY | Investor-Owned Utility | 8 | 13.6 TWh | Mar 2025 | Apr 2025 | $6.90M | $15.70M |
| Consolidated Edison Company Of New York, Inc. | New York, NY | - | - | - | Apr 2025 | $12.73M | $15.43M | |
| Kansas Electric Power Coop Inc | Topeka, KS | Cooperative | 2 | 3.1 GWh | Dec 2023 | Mar 2025 | $15.26M | |
| Smartestenergy US LLC | Syracuse, NY | - | - | - | Mar 2025 | $13.31M | $14.96M | |
| Pud No 1 Of Clark County - (Wa) | Vancouver, WA | Political Subdivision | 1 | 1.6 TWh | Feb 2025 | Apr 2025 | $14.88M | |
| UGI Utilities Inc. | Denver, PA | - | - | - | Apr 2025 | $1.67M | $14.54M | |
| Microsoft Energy LLC | Redmond, WA | - | - | - | Mar 2025 | $1.68M | $14.53M | |
| Pud No 1 Of Snohomish County | Everett, WA | Political Subdivision | 8 | 371.2 GWh | Feb 2025 | Mar 2025 | $14.16M | |
| Evergy Missouri West | Kansas City, MO | Independent Power Producer | 8 | 380.1 GWh | Mar 2025 | Apr 2025 | $27.17M | $14.04M |
| SFE Energy, Inc. | Mississauga, ON | - | - | - | Apr 2025 | $7.42M | $14.01M | |
| Calpine Community Energy, LLC | San Diego, CA | - | - | - | Apr 2025 | $6.32M | $13.99M | |
| Northwestern Energy LLC - (MT) | Butte, MT | |Investor-Owned Utility | 29 | 3.9 TWh | Mar 2025 | Apr 2025 | $7.89M | $13.97M |
| Duke Energy Indiana, LLC | Plainfield, IN | Investor-Owned Utility | 19 | 20.6 TWh | Mar 2025 | Apr 2025 | $145.85M | $13.94M |
| Louisville Gas & Electric Co | Louisville, KY | Investor-Owned Utility | 8 | 22.2 TWh | Mar 2025 | Apr 2025 | $12.84M | $13.85M |
| El Paso Electric Co | El Paso, TX | Investor-Owned Utility | 12 | 5.7 TWh | Mar 2025 | Apr 2025 | $46.65M | $13.74M |
| Grays Harbor Energy LLC | Chicago, IL | - | - | - | Mar 2025 | $25.84M | $13.64M |
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 2025 | Nuclear |
| Barry | Bucks, Alabama | 14 TWh | Jan 1954 | Mar 2025 | Natural Gas : 93.9% Bituminous Coal : 6.1% |
| Beaver Valley | Shippingport, Pennsylvania | 14 TWh | Aug 1976 | Mar 2025 | Nuclear |
| Braidwood Generation Station | Braceville, Illinois | 19 TWh | Jun 1988 | Mar 2025 | Nuclear |
| Browns Ferry | Decatur, Alabama | 29 TWh | Jul 1974 | Mar 2025 | Nuclear |
| Brunswick Nuclear | Southport, North Carolina | 16 TWh | Oct 1975 | Mar 2025 | Nuclear |
| Byron Generating Station | Byron, Illinois | 20 TWh | Aug 1985 | Mar 2025 | Nuclear |
| Calvert Cliffs Nuclear Power Plant | Lusby, Maryland | 15 TWh | Apr 1975 | Mar 2025 | Nuclear |
| Catawba | York, South Carolina | 19 TWh | May 1985 | Mar 2025 | Nuclear |
| Comanche Peak | Glen Rose, Texas | 20 TWh | Jul 1990 | Mar 2025 | Nuclear |
| Crystal River | Crystal River, Florida | 16 TWh | Sep 1966 | Mar 2025 | Natural Gas : 79.9% Bituminous Coal : 20.0% |
| Diablo Canyon | Avila Beach, California | 18 TWh | Apr 1985 | Mar 2025 | Nuclear |
| Donald C Cook | Bridgman, Michigan | 18 TWh | Jul 1975 | Mar 2025 | Nuclear |
| Dresden Generating Station | Morris, Illinois | 15 TWh | Jul 1970 | Mar 2025 | Nuclear |
| Edwin I Hatch | Baxley, Georgia | 14 TWh | Nov 1975 | Mar 2025 | Nuclear |
| Gavin Power, LLC | Cheshire, Ohio | 12 TWh | Sep 1974 | Mar 2025 | Bituminous Coal : 99.5% Distillate Fuel Oil : 0.5% |
| Grand Coulee | Grand Coulee, Washington | 16 TWh | Feb 1941 | Mar 2025 | Water |
| Grand Gulf | Port Gibson, Mississippi | 11 TWh | Jun 1985 | Mar 2025 | Nuclear |
| Greensville County Power Station | Emporia, Virginia | 11 TWh | Nov 2018 | Mar 2025 | Natural Gas |
| Guernsey Power Station | Byesville, Ohio | 11 TWh | Jan 2023 | Mar 2025 | Natural Gas |
| H Allen Franklin Combined Cycle | Smiths, Alabama | 12 TWh | May 2002 | Mar 2025 | Natural Gas |
| Hines Energy Complex | Bartow, Florida | 12 TWh | Mar 1999 | Mar 2025 | Natural Gas |
| Jack McDonough | Smyrna, Georgia | 18 TWh | Apr 1971 | Mar 2025 | Natural Gas |
| James H Miller Jr | Quinton, Alabama | 19 TWh | Sep 1978 | Mar 2025 | Subbituminous Coal : 99.1% Natural Gas : 0.9% |
| Joseph M Farley | Columbia, Alabama | 15 TWh | Nov 1977 | Mar 2025 | Nuclear |
| Labadie | Labadie, Missouri | 15 TWh | May 1970 | Mar 2025 | Subbituminous Coal : 99.9% |
| LaSalle Generating Station | Marseilles, Illinois | 20 TWh | Dec 1983 | Mar 2025 | Nuclear |
| Limerick | Sanatoga, Pennsylvania | 19 TWh | Jan 1986 | Mar 2025 | Nuclear |
| McGuire | Huntersville, North Carolina | 20 TWh | Aug 1981 | Mar 2025 | Nuclear |
| Millstone | Waterford, Connecticut | 17 TWh | Nov 1975 | Mar 2025 | Nuclear |
| Monroe (MI) | Monroe, Michigan | 15 TWh | Oct 1969 | Mar 2025 | Subbituminous Coal : 74.6% Bituminous Coal : 15.7% Petroleum Coke : 9.6% |
| Nine Mile Point Nuclear Station | Lycoming, New York | 16 TWh | Nov 1969 | Mar 2025 | Nuclear |
| North Anna | Mineral, Virginia | 16 TWh | May 1978 | Mar 2025 | Nuclear |
| Oak Grove (TX) | Franklin, Texas | 12 TWh | Mar 2010 | Mar 2025 | Lignite Coal : 97.8% Natural Gas : 2.2% |
| Oconee | Seneca, South Carolina | 22 TWh | Jun 1973 | Mar 2025 | Nuclear |
| Palo Verde | Wintersburg, Arizona | 32 TWh | Dec 1985 | Mar 2025 | Nuclear |
| Peach Bottom | Delta, Pennsylvania | 22 TWh | Jun 1974 | Mar 2025 | Nuclear |
| Prairie State Generating Station | Marissa, Illinois | 11 TWh | May 2012 | Mar 2025 | Bituminous Coal : 99.8% |
| PSEG Salem Generating Station | Hancocks Bridge, New Jersey | 19 TWh | May 1971 | Mar 2025 | Nuclear |
| Quad Cities Generating Station | Cordova, Illinois | 15 TWh | Nov 1972 | Mar 2025 | Nuclear |
| Robert Moses Niagara | Lewiston, New York | 15 TWh | Dec 1960 | Mar 2025 | Water |
| South Texas Project | Wadsworth, Texas | 20 TWh | Jul 1988 | Mar 2025 | Nuclear |
| St Lucie | Jensen Beach, Florida | 15 TWh | Apr 1976 | Mar 2025 | Nuclear |
| Surry | Surry, Virginia | 13 TWh | Nov 1972 | Mar 2025 | Nuclear |
| TalenEnergy Susquehanna | Berwick, Pennsylvania | 20 TWh | May 1983 | Mar 2025 | Nuclear |
| Turkey Point | Homestead, Florida | 21 TWh | Mar 1967 | Mar 2025 | Nuclear : 65.4% Natural Gas : 34.6% |
| Vogtle | Waynesboro, Georgia | 35 TWh | Apr 1987 | Mar 2025 | Nuclear |
| W A Parish | Thompsons, Texas | 14 TWh | May 1958 | Mar 2025 | Subbituminous Coal : 82.1% Natural Gas : 17.9% |
| Watts Bar Nuclear Plant | Spring City, Tennessee | 17 TWh | Apr 1996 | Mar 2025 | Nuclear |
| West County Energy Center | Loxahatchee, Florida | 19 TWh | Jul 2009 | Mar 2025 | Natural Gas : 99.9% |