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 |
|---|---|---|---|---|---|---|---|---|
| Merck & Co Inc-West Point | Rahway, NJ | |Industrial | 4 | 355.7 GWh | Mar 2026 | Sep 2025 | $96.43k | |
| Conoco Phillips Alaska Inc | Rodeo, CA | |Industrial | 1 | - | Dec 2014 | Oct 2025 | $242.74M | $45.12M |
| Valero Refining Co California | Corpus Christi, TX | |Industrial | 6 | 332.3 GWh | Mar 2026 | - | ||
| Sonoco Products Co | Hartsville, SC | |Industrial | 2 | 71.4 GWh | Mar 2026 | - | ||
| Dow Chemical Co | Wilmington, DE | |Independent Power Producer|Industrial | 9 | 15.7 TWh | Mar 2026 | Oct 2025 | $29.42M | |
| International Paper Co | Port Wentworth, GA | |Independent Power Producer|Industrial | 22 | 5.7 TWh | Mar 2026 | Sep 2025 | $296.30k | |
| Guadalupe Power Partners LP | |Independent Power Producer | 2 | 5.8 TWh | Mar 2026 | - | |||
| Howard Wind LLC | Boston, MA | |Independent Power Producer | 1 | 120.9 GWh | Dec 2024 | Oct 2025 | $2.65M | |
| Westlands Solar Blue (Oz) Owner, LLC | |Independent Power Producer | 1 | 1.3 TWh | Mar 2026 | Oct 2025 | $5.65M | $3.24M | |
| Luminant Generation Company LLC | Irving, TX | |Independent Power Producer | 29 | 51.2 TWh | Mar 2026 | - | ||
| Brookfield Power New England | Millinocket, ME | |Independent Power Producer | 1 | 284.5 GWh | Dec 2024 | - | ||
| American Sugar Refining Inc. | West Palm Beach, FL | |Independent Power Producer | 3 | 56.5 GWh | Mar 2026 | - | ||
| Calpine Corp - Metcalf Energy Center | San Jose, CA | |Independent Power Producer | 14 | 12.3 TWh | Mar 2026 | Mar 2025 | ||
| University Of California-La | LOS Angeles, CA | |Commercial | 2 | 249.4 GWh | Mar 2026 | - | ||
| St Mary's Hospital | Bayside, NY | |Commercial | 3 | 60.8 GWh | Mar 2026 | - | ||
| Spearville 3, LLC | Phoenix, AZ | - | - | - | Oct 2025 | $1.41M | ||
| Southampton Solar, LLC | Richmond, VA | - | - | - | Oct 2025 | $2.34M | ||
| South River Onsite Generation, LLC | Columbus, OH | - | - | - | Sep 2025 | $121.31k | ||
| Tatanka Ridge Wind, LLC | Ashwaubenon, WI | - | - | - | Oct 2025 | $2.72M | ||
| Wheatridge Solar Energy Center, LLC | Juno Beach, FL | - | - | - | Sep 2025 | $2.62M | ||
| Wellesley Bess LLC | Boston, MA | - | - | - | Oct 2025 | $96.87k | ||
| WGP Redwood Holdings, LLC | Birmingham, AL | - | - | - | Sep 2025 | $20.66M | $20.66M | |
| Southern Company Services, Inc. (As Agent) | Birmingham, AL | - | - | - | Oct 2025 | $146.97M | $6.27M | |
| The Potomac Edison Company | Akron, OH | - | - | - | Oct 2025 | $428.40k | $126.98M | |
| Spectrum Nevada Solar, LLC | Birmingham, AL | - | - | - | Sep 2025 | $3.30M | ||
| Southwestern Power Administration | Tulsa, OK | - | - | - | Oct 2025 | $1.59M | $4.24M | |
| Westrock VIrginia Corporation | Atlanta, GA | - | - | - | Sep 2025 | $14.17M | ||
| Southern Electric Generating Company | Birmingham, AL | - | - | - | Sep 2025 | $70.70M | ||
| The Procter & Gamble Paper Products Company | Harrisburg, PA | - | - | - | Oct 2025 | $675.05k | ||
| SP Butler Solar, LLC | Birmingham, AL | - | - | - | Sep 2025 | $3.95M | ||
| Westside Canal 2a, LLC | Chicago, IL | - | - | - | Oct 2025 | $27.09k | ||
| SP Cimarron I, LLC | Birmingham, AL | - | - | - | Sep 2025 | $2.27M | ||
| Spartan Renewable Energy, Inc. | Cadillac, MI | - | - | - | Sep 2025 | $132.65k | $1.56M | |
| SP Decatur Parkway Solar, LLC | Birmingham, AL | - | - | - | Sep 2025 | $3.54M | ||
| SP Pawpaw Solar, LLC | Birmingham, AL | - | - | - | Sep 2025 | $1.15M | ||
| SP Sandhills Solar, LLC | Birmingham, AL | - | - | - | Sep 2025 | $5.32M | ||
| The Narragansett Electric Company | Washington, DC | - | - | - | Oct 2025 | $18.73M | $70.21M | |
| The Trustees Of The University Of Pennsylvania, A Pennsylvania NON-Profit Corporation | Harrisburg, PA | - | - | - | Oct 2025 | $12.68k | ||
| Westlake US 2 LLC | Houston, TX | - | - | - | Oct 2025 | $13.99M | $3.58M | |
| Spark Energy, LLC | Houston, TX | - | - | - | Oct 2025 | $70.59k | ||
| Sparta Energy, Inc | Birmingham, AL | - | - | - | Sep 2025 | $803.52k | ||
| Spartacus Energy Services, LLC | Birmingham, AL | - | - | - | Oct 2025 | $165.02k | $166.38k | |
| Terraform IWG Acquisition Holdings II, LLC | Gatineau, QC | - | - | - | Sep 2025 | $7.78M | ||
| TGP Energy Management II, LLC | Mojave, CA | - | - | - | Oct 2025 | $752.42k | ||
| TC Energy Marketing Inc. | Calgary, AB | - | - | - | Sep 2025 | $202.73k | ||
| Solverde 1, LLC | Louisville, CO | - | - | - | Sep 2025 | $3.92M | ||
| Wild Springs Solar, LLC | Bloomington, MN | - | - | - | Oct 2025 | $3.03M | ||
| UGI Utilities Inc. | Denver, PA | - | - | - | Oct 2025 | $1.14M | $11.48M | |
| TEC Energy Inc. | Montreal, QC | - | - | - | Oct 2025 | $29.09M | ||
| Unitil Energy Systems, Inc. | Hampton, NH | - | - | - | Sep 2025 | $1.80M | $2.84M | |
| Wildcat Wind Farm I, LLC | Chicago, IL | - | - | - | Oct 2025 | $11.10M | ||
| Wildflower Solar LLC | Charlotte, NC | - | - | - | Sep 2025 | $1.77M | ||
| Wildhorse Wind Energy, LLC | Birmingham, AL | - | - | - | Sep 2025 | $1.96M | ||
| Solomon Forks Wind Project, LLC | Houston, TX | - | - | - | Sep 2025 | $2.15M | ||
| Wilkinson Solar LLC | Richmond, VA | - | - | - | Sep 2025 | $2.14M | ||
| Tecolote Wind LLC | Houston, TX | - | - | - | Oct 2025 | $16.60M | ||
| Whiting Clean Energy, Inc. | Whiting, IN | - | - | - | Sep 2025 | $32.16M | ||
| Willow Creek Energy LLC | Chicago, IL | - | - | - | Sep 2025 | $2.66M | $130.39k | |
| Terra-Gen Mojave Windfarms, LLC | New York, NY | - | - | - | Oct 2025 | $725.39k | ||
| Termoelectrica U.S., LLC | Mexicali, BC | - | - | - | Oct 2025 | $28.40M | ||
| Willow Springs Solar, LLC | New York, NY | - | - | - | Sep 2025 | $4.12M | ||
| Terminus Hydroelectric, LLC | Bethesda, MD | - | - | - | Oct 2025 | $1.03M | ||
| Willowbrook Solar I, LLC | Chicago, IL | - | - | - | Oct 2025 | $3.82M | ||
| Solar Star Oregon II, LLC | Portland, OR | - | - | - | Sep 2025 | $2.66M | ||
| Wilton Wind Energy I, LLC | Juno Beach, FL | - | - | - | Sep 2025 | $1.21M | ||
| Wilton Wind Energy II, LLC | Juno Beach, FL | - | - | - | Sep 2025 | $2.36M | ||
| Unbridled Solar, LLC | Bloomington, MN | - | - | - | Oct 2025 | $3.80M | ||
| Tenaska Power Services Co. | Irving, TX | - | - | - | Oct 2025 | $509.94M | $324.15M | |
| Wind Stream Properties, LLC | Santa Rosa, CA | - | - | - | Oct 2025 | $299.47k | ||
| Tenaska Clear Creek Wind, LLC | Omaha, NE | - | - | - | Sep 2025 | $3.00M | ||
| The Energy Cooperative Of Pennsylvania, Inc. | Philadelphia, PA | - | - | - | Oct 2025 | $39.63k | ||
| Wheatridge Wind II, LLC | Juno Beach, FL | - | - | - | Sep 2025 | $5.66M | ||
| Wheelabrator Baltimore, L.P. | Portsmouth, NH | - | - | - | Oct 2025 | $5.07M | ||
| Wheelabrator Bridgeport, L.P. | Portsmouth, NH | - | - | - | Sep 2025 | $5.57M | ||
| Wheelabrator Concord Company, L.P. | Portsmouth, NH | - | - | - | Sep 2025 | $90.87k | ||
| Wheelabrator Falls Inc. | Portsmouth, NH | - | - | - | Oct 2025 | $2.00M | ||
| Wheelabrator Millbury Inc. | Portsmouth, NH | - | - | - | Sep 2025 | $3.73M | ||
| Wheelabrator North Andover Inc. | Portsmouth, NH | - | - | - | Sep 2025 | $2.71M | ||
| Wheelabrator Portsmouth Inc. | Portsmouth, NH | - | - | - | Jun 2025 | $21.88k | ||
| Wheelabrator Saugus Inc. | Portsmouth, NH | - | - | - | Sep 2025 | $2.94M | ||
| Wheelabrator South Broward Inc. | Washington, DC | - | - | - | Sep 2025 | $4.04M | ||
| Wheelabrator Westchester, L.P. | Portsmouth, NH | - | - | - | Oct 2025 | $4.54M | ||
| South Hurlburt Wind, LLC | Gatineau, QC | - | - | - | Sep 2025 | $19.62M | ||
| Tatanka Wind Power, LLC | Chicago, IL | - | - | - | Oct 2025 | $1.50M | ||
| South Peak Wind LLC | Duluth, MN | - | - | - | Sep 2025 | $1.06M | ||
| White Creek Wind I, LLC | Roosevelt, WA | - | - | - | Oct 2025 | $4.91M | ||
| The Energy Authority, Inc. | Jacksonville, FL | - | - | - | Oct 2025 | $912.22M | $255.11M | |
| South Cheyenne Solar, LLC | Birmingham, AL | - | - | - | Sep 2025 | $4.14M | ||
| South Chestnut LLC | Portland, OR | - | - | - | Sep 2025 | $1.39M | ||
| South Carolina Generating Company, Inc. | Richmond, VA | - | - | - | Oct 2025 | $59.52M | ||
| South Bay Energy Corp. | Brooklyn, NY | - | - | - | Oct 2025 | $339.35k | $285.26k | |
| Sooner Wind, LLC | Juno Beach, FL | - | - | - | Oct 2025 | $49.87k | ||
| TBG Cogen Partners | Houston, TX | - | - | - | Oct 2025 | $2.36M | ||
| Sonoran West Solar Holdings 2, LLC | Houston, TX | - | - | - | Oct 2025 | $5.40M | ||
| White Wing Ranch North, LLC | Dallas, TX | - | - | - | Sep 2025 | $3.05M | ||
| Sonny Solar, LLC | Asheville, NC | - | - | - | Sep 2025 | $872.06k | ||
| TGP Energy Management, LLC | Mojave, CA | - | - | - | Oct 2025 | $6.04M | $6.21M | |
| Whitewater Hill Wind Partners, LLC | Houston, TX | - | - | - | Oct 2025 | $330.26k | ||
| Vitol Inc. | Houston, TX | - | - | - | Oct 2025 | $206.95M | $10.47M | |
| Stanton Energy Reliability Center, LLC | Sacramento, CA | - | - | - | Sep 2025 | $5.15M |
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 2026 | Nuclear |
| Barry | Bucks, Alabama | 12 TWh | Jan 1954 | Mar 2026 | Natural Gas : 95.8% Bituminous Coal : 4.2% |
| Beaver Valley | Shippingport, Pennsylvania | 15 TWh | Aug 1976 | Mar 2026 | Nuclear |
| Bowen | Cartersville, Georgia | 13 TWh | Sep 1971 | Mar 2026 | Bituminous Coal : 99.8% |
| Braidwood Generation Station | Braceville, Illinois | 20 TWh | Jun 1988 | Mar 2026 | Nuclear |
| Browns Ferry | Decatur, Alabama | 30 TWh | Jul 1974 | Mar 2026 | Nuclear |
| Brunswick Nuclear | Southport, North Carolina | 16 TWh | Oct 1975 | Mar 2026 | Nuclear |
| Byron Generating Station | Byron, Illinois | 19 TWh | Aug 1985 | Mar 2026 | Nuclear |
| Calvert Cliffs Nuclear Power Plant | Lusby, Maryland | 15 TWh | Apr 1975 | Mar 2026 | Nuclear |
| Catawba | York, South Carolina | 19 TWh | May 1985 | Mar 2026 | Nuclear |
| Comanche Peak | Glen Rose, Texas | 20 TWh | Jul 1990 | Mar 2026 | Nuclear |
| Crystal River | Crystal River, Florida | 16 TWh | Sep 1966 | Mar 2026 | Natural Gas : 68.9% Bituminous Coal : 30.9% |
| Diablo Canyon | Avila Beach, California | 17 TWh | Apr 1985 | Mar 2026 | Nuclear |
| Donald C Cook | Bridgman, Michigan | 18 TWh | Jul 1975 | Mar 2026 | Nuclear |
| Dresden Generating Station | Morris, Illinois | 15 TWh | Jul 1970 | Mar 2026 | Nuclear |
| Edwin I Hatch | Baxley, Georgia | 14 TWh | Nov 1975 | Mar 2026 | Nuclear |
| Gavin Power, LLC | Cheshire, Ohio | 13 TWh | Sep 1974 | Mar 2026 | Bituminous Coal : 99.6% |
| Grand Coulee | Grand Coulee, Washington | 18 TWh | Feb 1941 | Mar 2026 | Water |
| Guernsey Power Station | Byesville, Ohio | 12 TWh | Jan 2023 | Mar 2026 | Natural Gas |
| H Allen Franklin Combined Cycle | Smiths, Alabama | 12 TWh | May 2002 | Mar 2026 | Natural Gas |
| Hines Energy Complex | Bartow, Florida | 12 TWh | Mar 1999 | Mar 2026 | Natural Gas |
| Jack McDonough | Smyrna, Georgia | 18 TWh | Apr 1971 | Mar 2026 | Natural Gas |
| James H Miller Jr | Quinton, Alabama | 19 TWh | Sep 1978 | Mar 2026 | Subbituminous Coal : 99.1% Natural Gas : 0.9% |
| Joseph M Farley | Columbia, Alabama | 13 TWh | Nov 1977 | Mar 2026 | Nuclear |
| Labadie | Labadie, Missouri | 16 TWh | May 1970 | Mar 2026 | Subbituminous Coal : 99.9% |
| LaSalle Generating Station | Marseilles, Illinois | 19 TWh | Dec 1983 | Mar 2026 | Nuclear |
| Limerick | Sanatoga, Pennsylvania | 19 TWh | Jan 1986 | Mar 2026 | Nuclear |
| McGuire | Huntersville, North Carolina | 19 TWh | Aug 1981 | Mar 2026 | Nuclear |
| Millstone | Waterford, Connecticut | 17 TWh | Nov 1975 | Mar 2026 | Nuclear |
| Monroe (MI) | Monroe, Michigan | 16 TWh | Oct 1969 | Mar 2026 | Subbituminous Coal : 75.0% Bituminous Coal : 16.0% Petroleum Coke : 8.9% |
| Nine Mile Point Nuclear Station | Lycoming, New York | 16 TWh | Nov 1969 | Mar 2026 | Nuclear |
| North Anna | Mineral, Virginia | 16 TWh | May 1978 | Mar 2026 | Nuclear |
| Oconee | Seneca, South Carolina | 22 TWh | Jun 1973 | Mar 2026 | Nuclear |
| Okeechobee Clean Energy Center | Okeechobee, Florida | 12 TWh | Feb 2019 | Feb 2026 | Natural Gas |
| Palo Verde | Wintersburg, Arizona | 31 TWh | Dec 1985 | Mar 2026 | Nuclear |
| Peach Bottom | Delta, Pennsylvania | 22 TWh | Jun 1974 | Mar 2026 | Nuclear |
| Prairie State Generating Station | Marissa, Illinois | 12 TWh | May 2012 | Mar 2026 | Bituminous Coal : 99.8% |
| PSEG Salem Generating Station | Hancocks Bridge, New Jersey | 19 TWh | May 1971 | Mar 2026 | Nuclear |
| Quad Cities Generating Station | Cordova, Illinois | 16 TWh | Nov 1972 | Mar 2026 | Nuclear |
| Robert Moses Niagara | Lewiston, New York | 14 TWh | Dec 1960 | Mar 2026 | Water |
| Sequoyah | Soddy Daisy, Tennessee | 15 TWh | Jun 1981 | Mar 2026 | Nuclear |
| South Texas Project | Wadsworth, Texas | 21 TWh | Jul 1988 | Mar 2026 | Nuclear |
| St Lucie | Jensen Beach, Florida | 16 TWh | Apr 1976 | Mar 2026 | Nuclear |
| Surry | Surry, Virginia | 13 TWh | Nov 1972 | Mar 2026 | Nuclear |
| TalenEnergy Susquehanna | Berwick, Pennsylvania | 19 TWh | May 1983 | Mar 2026 | Nuclear |
| Turkey Point | Homestead, Florida | 20 TWh | Mar 1967 | Mar 2026 | Nuclear : 68.1% Natural Gas : 31.9% |
| Vogtle | Waynesboro, Georgia | 37 TWh | Apr 1987 | Mar 2026 | Nuclear |
| W A Parish | Thompsons, Texas | 15 TWh | May 1958 | Mar 2026 | Subbituminous Coal : 82.1% Natural Gas : 17.9% |
| Watts Bar Nuclear Plant | Spring City, Tennessee | 18 TWh | Apr 1996 | Mar 2026 | Nuclear |
| West County Energy Center | Loxahatchee, Florida | 18 TWh | Jul 2009 | Mar 2026 | Natural Gas |