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 |
|---|---|---|---|---|---|---|---|---|
| MRP Generation Holdings, LLC | Effingham, IL | Independent Power Producer | 1 | 3.8 TWh | Mar 2025 | - | ||
| Northwestern Energy LLC - (MT) | Butte, MT | |Investor-Owned Utility | 29 | 3.8 TWh | Apr 2025 | Jun 2025 | $10.92M | $16.09M |
| Odyssey Operating Services | Charlotte, NC | Independent Power Producer | 1 | 3.9 TWh | Apr 2025 | - | ||
| MN8 Energy LLC | Delray Beach, FL | Independent Power Producer | 186 | 3.9 TWh | Apr 2025 | - | ||
| GB II New York LLC | Stamford, CT | Independent Power Producer | 1 | 3.9 TWh | Apr 2025 | Apr 2025 | $110.33M | |
| Pud No 1 Of Douglas County | East Wenatchee, WA | Political Subdivision | 1 | 3.9 TWh | Apr 2025 | Mar 2025 | $1.61M | |
| Stanton Clean Energy LLC | Juno Beach, FL | Independent Power Producer | 1 | 3.9 TWh | Apr 2025 | Mar 2025 | $7.03M | |
| Astoria Energy II LLC | Astoria, NY | Independent Power Producer | 1 | 3.9 TWh | Apr 2025 | Mar 2025 | $44.20M | |
| Birdsboro Power LLC | Birdsboro, PA | Independent Power Producer | 1 | 4.0 TWh | Apr 2025 | Jul 2025 | $48.04M | |
| Tenaska Frontier Partners Ltd | Omaha, NE | Independent Power Producer | 1 | 4.0 TWh | Feb 2025 | Mar 2025 | $13.96M | |
| Hermiston Power Partnership | Hermiston, OR | Independent Power Producer | 1 | 4.0 TWh | Feb 2025 | Apr 2025 | $7.38M | $0 |
| CER Generation LLC | Baltimore, MD | Independent Power Producer | 1 | 4.0 TWh | Apr 2025 | Mar 2025 | $3 | |
| Griffith Energy LLC | Kingman, AZ | Independent Power Producer | 1 | 4.0 TWh | Apr 2025 | Mar 2025 | $34.17M | $176.75k |
| Lightsource Renewable Energy Asset Management, LLC | San Francisco, CA | Independent Power Producer | 51 | 4.1 TWh | Apr 2025 | - | ||
| Long Ridge Energy Generation LLC | Canonsburg, PA | Independent Power Producer | 1 | 4.1 TWh | Apr 2025 | Apr 2025 | $48.29M | |
| Exxon Mobil Refining And Supply Co. | Baytown, TX | Industrial | 2 | 4.1 TWh | Apr 2025 | - | ||
| Grand River Dam Authority | Chouteau, OK | State-Owned Utility | 4 | 4.1 TWh | Apr 2025 | Apr 2025 | $149.25M | $9.79M |
| Westlake 2 US LLC | Houston, TX | Industrial | 5 | 4.1 TWh | Apr 2025 | Feb 2023 | ||
| Liberty Electric Power LLC | Eddystone, PA | Independent Power Producer | 1 | 4.2 TWh | Apr 2025 | Apr 2025 | $54.32M | |
| New Athens Generating Company LLC | Darien, CT | Independent Power Producer | 1 | 4.2 TWh | Apr 2025 | Mar 2025 | $14.91M | |
| Old Dominion Electric Coop | Glen Allen, VA | Cooperative | 10 | 4.2 TWh | Apr 2025 | Apr 2025 | $507.97M | $74.32M |
| THAD Hill Energy Center, LLC | Clifton, TX | Independent Power Producer | 1 | 4.2 TWh | Apr 2025 | - | ||
| Hawaiian Electric Co Inc | Honolulu, HI | Investor-Owned Utility | 13 | 4.3 TWh | Apr 2025 | - | ||
| Orlando Utilities COMM | Orlando, FL | Municipally-Owned Utility | 5 | 4.3 TWh | Apr 2025 | Jun 2025 | $12.94M | |
| Milford Power LLC | Milford, CT | Independent Power Producer | 2 | 4.3 TWh | Apr 2025 | Mar 2025 | $113.93M | |
| Algonquin Power Sanger LLC | Oakville, ON | Independent Power Producer | 10 | 4.3 TWh | Apr 2025 | Jan 2025 | ||
| CPV Maryland LLC | Silver Spring, MD | Independent Power Producer | 1 | 4.3 TWh | Apr 2025 | Apr 2025 | $78.35M | |
| Green Country Op Services LLC | Jenks, OK | Independent Power Producer | 1 | 4.3 TWh | Apr 2025 | - | ||
| Cricket Valley Energy Center LLC | Boston, MA | Independent Power Producer | 1 | 4.3 TWh | Apr 2025 | Apr 2025 | $47.94M | |
| Kissimmee Utility Authority | Kissimmee, FL | Municipally-Owned Utility | 2 | 4.4 TWh | Apr 2025 | - | ||
| Mesquite Power LLC | Arlington, AZ | Independent Power Producer | 1 | 4.4 TWh | Apr 2025 | Apr 2025 | $6.85M | $3.53M |
| Astoria Energy LLC | Astoria, NY | Independent Power Producer | 1 | 4.4 TWh | Apr 2025 | Jun 2025 | $121.28M | |
| Lower Mount Bethel Energy LLC | Allentown, PA | Independent Power Producer | 1 | 4.4 TWh | Apr 2025 | Dec 2018 | ||
| Ae Power Services LLC | Houston, TX | Independent Power Producer | 7 | 4.5 TWh | Apr 2025 | - | ||
| Transalta Centralia Gen LLC | Centralia, WA | Independent Power Producer | 2 | 4.5 TWh | Mar 2025 | Jul 2025 | $100.09M | |
| Great Prairie Wind LLC | Juno Beach, FL | Independent Power Producer | 2 | 4.5 TWh | Apr 2025 | Apr 2025 | $-370.94k | |
| Minnkota Power Coop, Inc | Grand Forks, ND | Cooperative | 3 | 4.6 TWh | Apr 2025 | Jun 2025 | $16.72M | $35.61M |
| Springdale Energy LLC | Springdale, PA | Independent Power Producer | 2 | 4.6 TWh | Apr 2025 | Mar 2025 | $58.66M | |
| Decatur Energy Center LLC | Decatur, AL | Independent Power Producer | 1 | 4.6 TWh | Apr 2025 | Mar 2025 | $21.97M | |
| Channel Energy Center LLC | Pasadena, TX | Independent Power Producer | 1 | 4.7 TWh | Apr 2025 | - | ||
| NRG Energy Services | Nipton, CA | Commercial|Independent Power Producer | 5 | 4.7 TWh | Apr 2025 | - | ||
| South Houston Green Power LLC | Texas City, TX | Industrial | 3 | 4.7 TWh | Apr 2025 | - | ||
| Brunner Island LLC | Allentown, PA | Independent Power Producer | 1 | 4.7 TWh | Apr 2025 | Apr 2025 | $98.39M | |
| Dearborn Industrial Gen Inc | Dearborn, MI | Independent Power Producer | 1 | 4.8 TWh | Feb 2025 | Mar 2025 | $17.40M | |
| Potomac Energy Center LLC | Leesburg, VA | Independent Power Producer | 1 | 4.8 TWh | Apr 2025 | Jul 2025 | $88.28M | |
| Hallador Power Company, LLC | Terra Haute, IN | Independent Power Producer | 1 | 4.8 TWh | Apr 2025 | Apr 2025 | $116.81M | $743.15k |
| Linden Combined Cycle | Linden, NJ | Independent Power Producer | 1 | 4.8 TWh | Apr 2025 | - | ||
| City Of Seattle - (Wa) | Seattle, WA | Municipally-Owned Utility | 7 | 4.9 TWh | Apr 2025 | - | ||
| Exxonmobil Oil Corp | Torrance, CA | Industrial | 2 | 5.0 TWh | Apr 2025 | - | ||
| Longview Power, LLC | Maidsville, WV | Independent Power Producer | 1 | 5.0 TWh | Apr 2025 | Jul 2025 | $56.98M | |
| Fayette Power Company, LLC | Masontown, PA | Independent Power Producer | 1 | 5.0 TWh | Apr 2025 | Apr 2025 | $48.04M | |
| Public Service Co Of NM | Albuquerque, NM | Investor-Owned Utility | 12 | 5.1 TWh | Apr 2025 | Jun 2017 | ||
| Helix Ironwood LLC | Lebanon, PA | Independent Power Producer | 1 | 5.2 TWh | Apr 2025 | Mar 2025 | $72.75M | |
| Baytown Energy Center LLC | Baytown, TX | Independent Power Producer | 1 | 5.2 TWh | Apr 2025 | - | ||
| Dynegy Washington Energy Facility | Beverly, OH | Independent Power Producer | 1 | 5.2 TWh | Apr 2025 | - | ||
| Morgan Energy Center LLC | Decatur, AL | Independent Power Producer | 1 | 5.3 TWh | Apr 2025 | Apr 2025 | $14.48M | |
| Hill Top Energy Center, LLC | Carmichaels, PA | Independent Power Producer | 1 | 5.3 TWh | Apr 2025 | Jul 2025 | $59.81M | |
| Occidental Chemical Corporation | Houston, TX | Industrial | 2 | 5.3 TWh | Apr 2025 | Mar 2025 | $30.88M | |
| Pasadena Cogeneration LP | Pasadena, TX | Independent Power Producer | 1 | 5.3 TWh | Apr 2025 | - | ||
| Terra-Gen Operating Co-Wind | New York, NY | Independent Power Producer | 65 | 5.3 TWh | Apr 2025 | - | ||
| PSEG Keys Energy Center, LLC | Brandywine, MD | Independent Power Producer | 1 | 5.4 TWh | Apr 2025 | Dec 2021 | ||
| Dynegy Kendall Energy LLC | Minooka, IL | Independent Power Producer | 1 | 5.4 TWh | Apr 2025 | Apr 2021 | ||
| Tenaska VIrginia Partners LP | Omaha, NE | Independent Power Producer | 1 | 5.4 TWh | Apr 2025 | Apr 2025 | $65.91M | |
| Ohio Valley Electric Corp | Piketon, OH | Investor-Owned Utility | 1 | 5.4 TWh | Apr 2025 | Apr 2025 | $224.01M | $97.01M |
| CPV Valley, LLC | LOS Angeles, CA | Independent Power Producer | 1 | 5.5 TWh | Apr 2025 | Apr 2025 | $132.72M | |
| Kentucky Power Co | Columbus, OH | Investor-Owned Utility | 2 | 5.6 TWh | Apr 2025 | Mar 2025 | $1.58M | |
| National Grid Generation LLC | Hicksville, NY | Investor-Owned Utility | 14 | 5.6 TWh | Apr 2025 | Mar 2025 | $92.95M | |
| Kiowa Power Partners LLC | Omaha, NE | Independent Power Producer | 1 | 5.6 TWh | Apr 2025 | Apr 2025 | $23.34M | |
| American Mun Power-Ohio, Inc | Columbus, OH | Municipally-Owned Utility | 48 | 5.6 TWh | Apr 2025 | - | ||
| Hays Energy, LLC | San Marcos, TX | Independent Power Producer | 1 | 5.6 TWh | Apr 2025 | - | ||
| St Joseph Energy Center LLC | Needham, MA | Independent Power Producer | 1 | 5.7 TWh | Apr 2025 | Jul 2025 | $71.46M | |
| El Paso Electric Co | El Paso, TX | Investor-Owned Utility | 12 | 5.7 TWh | Apr 2025 | Jun 2025 | $57.45M | $23.92M |
| CPV Towantic, LLC | Braintree, MA | Independent Power Producer | 1 | 5.8 TWh | Apr 2025 | Mar 2025 | $183.03M | |
| Geysers Power Co LLC | Middletown, CA | Independent Power Producer | 6 | 5.8 TWh | Apr 2025 | Apr 2025 | $95.91M | $4.41M |
| Carroll County Energy LLC | Boston, MA | Independent Power Producer | 1 | 5.8 TWh | Apr 2025 | Apr 2025 | $55.97M | |
| Efs Cogen Holdings I LLC | Linden, NJ | Independent Power Producer | 1 | 5.9 TWh | Apr 2025 | - | ||
| Onward Energy | New York, NY | Independent Power Producer | 41 | 5.9 TWh | Apr 2025 | - | ||
| Indiana-Kentucky Electric Corp | Piketon, OH | Investor-Owned Utility | 1 | 5.9 TWh | Apr 2025 | Apr 2025 | $97.01M | |
| Otter Tail Power Co | Fergus Falls, MN | Investor-Owned Utility | 21 | 5.9 TWh | Apr 2025 | Jun 2025 | $34.60M | $1.18M |
| Oneta Power LLC | Broken Arrow, OK | Independent Power Producer | 1 | 5.9 TWh | Apr 2025 | Mar 2025 | $62.09M | |
| Doswell Ltd Partnership | Ashland, VA | Independent Power Producer | 1 | 6.0 TWh | Apr 2025 | Mar 2025 | $93.46M | |
| Hamilton Liberty O&M LLC | Towanda, PA | Independent Power Producer | 1 | 6.0 TWh | Apr 2025 | Apr 2025 | $47.30M | |
| Golden Spread Electric Cooperative, Inc | Amarillo, TX | Cooperative | 5 | 6.1 TWh | Apr 2025 | Jun 2025 | $134.54M | $5.82M |
| Formosa Plastics Corp | Point Comfort, TX | Industrial | 3 | 6.1 TWh | Apr 2025 | - | ||
| BHE Renewables, LLC | DES Moines, IA | Independent Power Producer | 8 | 6.1 TWh | Apr 2025 | - | ||
| NRG Cottonwood Tenant LLC | Deweyville, TX | Independent Power Producer | 1 | 6.2 TWh | Apr 2025 | Jun 2025 | $65.81M | |
| Oregon Clean Energy Center | Oregon, OH | Independent Power Producer | 1 | 6.2 TWh | Apr 2025 | Jul 2025 | $83.42M | |
| Lake Road Generating Co LP | Dayville, CT | Independent Power Producer | 1 | 6.2 TWh | Apr 2025 | Mar 2025 | $158.64M | |
| EIF Channelview Cogeneration LLC | Independent Power Producer | 1 | 6.2 TWh | Apr 2025 | - | |||
| International Paper Co | Port Wentworth, GA | |Independent Power Producer|Industrial | 22 | 6.2 TWh | Apr 2025 | Mar 2025 | $2.47M | |
| Sierra Pacific Power Co | Reno, NV | Investor-Owned Utility | 14 | 6.2 TWh | Apr 2025 | Jul 2025 | $10.62M | $21.79M |
| Waterford Power, LLC | Waterford, OH | Independent Power Producer | 1 | 6.4 TWh | Mar 2025 | Apr 2025 | $76.13M | |
| Sithe/Independence LLC | Irving, TX | Independent Power Producer | 1 | 6.4 TWh | Apr 2025 | Mar 2025 | $163.78M | |
| CPV Three Rivers, LLC | Silver Spring, MD | Independent Power Producer | 1 | 6.6 TWh | Apr 2025 | Apr 2025 | $74.89M | |
| Calpine Bethlehem LLC | Houston, TX | Independent Power Producer | 1 | 6.6 TWh | Apr 2025 | Apr 2025 | $29.88M | $20.38k |
| Clean Energy Future-Lordstown, LLC | Warren, OH | Independent Power Producer | 1 | 6.6 TWh | Apr 2025 | Apr 2025 | $89.55M | |
| Hickory Run Energy, LLC | Overland Park, KS | Independent Power Producer | 1 | 6.6 TWh | Apr 2025 | Apr 2025 | $85.58M | |
| Southern California Edison Co | Rosemead, CA | Investor-Owned Utility | 95 | 6.6 TWh | Apr 2025 | Jul 2025 | $81.40M | $707.98M |
| Empire District Electric Co | Joplin, MO | Investor-Owned Utility | 9 | 6.6 TWh | Apr 2025 | Jul 2025 | $47.39M | $8.55M |
| ENEL Green Power Na, Inc. | Andover, MA | Independent Power Producer | 28 | 6.7 TWh | Apr 2025 | - |
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% |