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 |
|---|---|---|---|---|---|---|---|---|
| Interstate Power Co | Cedar Rapids, IA | |Investor-Owned Utility | 42 | 15.0 TWh | May 2026 | Oct 2025 | $114.99M | $13.68M |
| Central Iowa Power Cooperative | Cedar Rapids, IA | Cooperative | 3 | 117.5 GWh | Dec 2025 | Oct 2025 | $13.00M | |
| University Of Northern Iowa | Cedar Falls, IA | State-Owned Utility | 1 | 24.8 GWh | May 2026 | - | ||
| Cedar Falls Utilities | Cedar Falls, IA | Municipally-Owned Utility | 2 | 9.7 GWh | Dec 2025 | - | ||
| Bastrop Energy Partners, LP | Cedar Creek, TX | Independent Power Producer | 1 | 2.2 TWh | May 2026 | - | ||
| TIG Sun Energy IV, LLC | Cayce, SC | Independent Power Producer | 1 | 3.0 GWh | Dec 2025 | - | ||
| South Carolina Genertg Co, Inc | Cayce, SC | Investor-Owned Utility | 1 | 2.7 TWh | May 2026 | - | ||
| Dominion Energy South Carolina, Inc | Cayce, SC | Investor-Owned Utility | 23 | 23.4 TWh | May 2026 | Oct 2025 | $4.36M | $85.75M |
| Riverside Generating Co LLC | Catlettsburg, KY | Independent Power Producer | 1 | 837.1 GWh | May 2026 | Sep 2025 | $18.17M | |
| Fortistar Castleton Power | Castleton On Hudson, NY | Independent Power Producer | 1 | 173.0 GWh | Dec 2025 | - | ||
| Camco International Group, Inc. | Castle Rock, CO | Independent Power Producer | 1 | 14.7 GWh | Dec 2025 | - | ||
| Town Of CARY - (NC) | CARY, NC | Municipally-Owned Utility | 1 | 2.3 GWh | Dec 2025 | - | ||
| SAS Institute Inc | CARY, NC | Independent Power Producer | 1 | 2.0 GWh | Dec 2025 | - | ||
| Carthage Energy LLC | Carthage, NY | Independent Power Producer | 1 | 6.2 GWh | Oct 2025 | Sep 2025 | $808.60k | |
| Ampersand Long Falls Hydro, LLC | Carthage, NY | Independent Power Producer | 1 | 5.4 GWh | Dec 2025 | - | ||
| L&P Electric, Inc. | Carthage, MO | - | - | - | Oct 2025 | $916.22k | $445.54k | |
| Carson Hybrid Energy Center LLC | Carson, CA | - | - | - | Oct 2025 | $18.54 | ||
| Carson Cogeneration Co | Carson, CA | Independent Power Producer | 1 | 2.6 GWh | Sep 2025 | Jun 2017 | ||
| Arco Products Co-Watson | Carson, CA | Independent Power Producer | 1 | 2.6 TWh | May 2026 | - | ||
| Haystack Wind Project, LLC | Carroll, NE | Independent Power Producer | 1 | 905.9 GWh | May 2026 | Oct 2025 | $804.86k | |
| Poet Biorefining CARO, LLC | CARO, MI | Industrial | 1 | 14.2 GWh | Dec 2025 | - | ||
| GRP Franklin Renewable Energy Facility, LLC | Carnesville, GA | Independent Power Producer | 1 | 444.4 GWh | May 2026 | - | ||
| GRP Franklin, LLC | Carnesville, GA | - | - | - | Sep 2025 | $8.34M | ||
| City Of Carmi - (Il) | Carmi, IL | Municipally-Owned Utility | 1 | 233.7 MWh | Dec 2024 | - | ||
| Hill Top Energy Center, LLC | Carmichaels, PA | Independent Power Producer | 1 | 4.6 TWh | May 2026 | Oct 2025 | $51.67M | $28.93k |
| Sagepoint Energy | Carmel, IN | Independent Power Producer | 1 | 25.5 GWh | Dec 2025 | - | ||
| North American Natural Res | Carmel, IN | Independent Power Producer | 4 | 49.7 GWh | Dec 2025 | - | ||
| North American Central - LLC | Carmel, IN | Independent Power Producer | 1 | 13.9 GWh | Dec 2025 | - | ||
| North American Biofuels, LLC | Carmel, IN | Independent Power Producer | 2 | 10.0 GWh | May 2026 | - | ||
| Indiana Municipal Power Agency | Carmel, IN | Political Subdivision | 48 | 577.0 GWh | Dec 2025 | Oct 2025 | $39.23M | $26.59M |
| City Of Carlyle - (Il) | Carlyle, IL | Municipally-Owned Utility | 1 | 235.5 MWh | Dec 2025 | - | ||
| Strauss Wind LLC | Carlsbad, CA | Independent Power Producer | 1 | 224.6 GWh | May 2026 | Oct 2025 | $1.92M | |
| NRG Solar Las Vegas MB-1 | Carlsbad, CA | Independent Power Producer | 2 | 14.3 GWh | Dec 2025 | - | ||
| NRG California Peaker Operations LLC | Carlsbad, CA | Independent Power Producer | 1 | 216.0 GWh | May 2026 | - | ||
| Mozart Wind, LLC | Carlsbad, CA | Independent Power Producer | 1 | 49.5 GWh | Dec 2025 | - | ||
| Fern Solar LLC | Carlsbad, CA | Independent Power Producer | 1 | 240.6 GWh | May 2026 | Oct 2025 | $1.80M | |
| Encina Joint Powers Authority | Carlsbad, CA | Municipally-Owned Utility | 1 | 15.5 GWh | May 2026 | - | ||
| Chopin Wind, LLC | Carlsbad, CA | Independent Power Producer | 2 | 199.4 GWh | Dec 2025 | - | ||
| Anaergia | Carlsbad, CA | Independent Power Producer | 2 | 343.9 MWh | Dec 2024 | - | ||
| Algonquin Northern Maine | Caribou, ME | Independent Power Producer | 1 | 564.0 MWh | Dec 2025 | May 2018 | ||
| Littlewood Irrigation District | Carey, ID | Political Subdivision | 1 | 2.4 GWh | Aug 2025 | - | ||
| Southern Illinois University Carbondale | Carbondale, IL | State-Owned Utility | 1 | 9.6 GWh | May 2026 | - | ||
| Cape May County Municipal - (NJ) | Cape May, NJ | Municipally-Owned Utility | 1 | 1.5 GWh | Dec 2025 | - | ||
| West Texas A&M University | Canyon, TX | Political Subdivision | 1 | 13.3 GWh | Dec 2025 | - | ||
| Ascend Performance Materials | Cantonment, FL | Industrial | 2 | 587.6 GWh | May 2026 | - | ||
| Long Ridge Energy Generation LLC | Canonsburg, PA | Independent Power Producer | 1 | 3.7 TWh | May 2026 | Oct 2025 | $36.86M | |
| Cox Companies, LLC | Campbellville, KY | Industrial | 1 | 10.4 GWh | Dec 2025 | - | ||
| NFI Solar LLC | Camden, NJ | Independent Power Producer | 3 | 6.3 GWh | Dec 2025 | - | ||
| Covanta Camden Energy Recovery Center | Camden, NJ | Independent Power Producer | 1 | 171.5 GWh | May 2026 | - | ||
| Massachusetts Inst Of Tech | Cambridge, MA | Commercial | 1 | 227.6 GWh | Dec 2025 | - | ||
| KSI II Consolidated, LLC | Cambridge, MA | Independent Power Producer | 9 | 47.0 GWh | Dec 2025 | - | ||
| Kendall Green Energy, LLC | Cambridge, MA | Independent Power Producer | 1 | 1.6 TWh | May 2026 | Sep 2025 | $20.57M | |
| Harvard Dedicated Energy Limited | Cambridge, MA | - | - | - | Sep 2025 | $1.78M | $1.66M | |
| Bishop Hill Energy II, LLC | Cambridge, IL | Independent Power Producer | 1 | 367.7 GWh | Dec 2025 | Oct 2025 | $2.28M | |
| Glass House Camarillo Cultivation | Camarillo, CA | Commercial | 1 | 70.9 GWh | Dec 2025 | - | ||
| Hudson Ranch Power I LLC | Calipatria, CA | Independent Power Producer | 2 | 465.6 GWh | May 2026 | Sep 2025 | $15.50M | |
| Calenergy Operating Corporation | Calipatria, CA | Independent Power Producer | 10 | 2.4 TWh | Dec 2025 | - | ||
| Sweet Tea Solar, LLC | Calgary, AB | Independent Power Producer | 1 | 6.2 GWh | Dec 2025 | - | ||
| Swansboro Solar, LLC | Calgary, AB | Independent Power Producer | 1 | 6.7 GWh | Dec 2025 | - | ||
| Suncaster, LLC | Calgary, AB | Independent Power Producer | 1 | 3.5 GWh | Dec 2025 | - | ||
| Solar Lee, LLC | Calgary, AB | Independent Power Producer | 1 | 7.4 GWh | Dec 2025 | - | ||
| Ray Wilson Solar, LLC | Calgary, AB | Independent Power Producer | 1 | 8.2 GWh | Dec 2025 | - | ||
| Plott Hound Solar, LLC | Calgary, AB | Independent Power Producer | 1 | 9.1 GWh | Dec 2025 | - | ||
| Ci-Ii Mitchell Holding LLC | Calgary, AB | Independent Power Producer | 5 | 31.1 GWh | Dec 2025 | - | ||
| Carolina Lily Solar, LLC | Calgary, AB | Independent Power Producer | 1 | 6.8 GWh | Dec 2025 | - | ||
| Big Level Wind LLC | Calgary, AB | Independent Power Producer | 1 | 314.3 GWh | May 2026 | Oct 2025 | $2.45M | |
| Beam US, LLC | Calgary, AB | Independent Power Producer | 2 | 122.3 GWh | Dec 2025 | - | ||
| Acme Solar, LLC | Calgary, AB | Independent Power Producer | 1 | 6.8 GWh | Dec 2025 | - | ||
| 1073 Onslow Solar, LLC | Calgary, AB | Independent Power Producer | 1 | 7.5 GWh | Dec 2025 | - | ||
| 1051 Lucky Solar, LLC | Calgary, AB | Independent Power Producer | 1 | 4.2 GWh | Dec 2025 | - | ||
| 1045 Tomlin Mill Solar, LLC | Calgary, AB | Independent Power Producer | 1 | 8.6 GWh | Dec 2025 | - | ||
| 1034 Catherine Lake Solar, LLC | Calgary, AB | Independent Power Producer | 1 | 6.9 GWh | Dec 2025 | - | ||
| 1009 Yadkin Solar, LLC | Calgary, AB | Independent Power Producer | 1 | 7.4 GWh | Dec 2025 | - | ||
| 1008 Matthews Solar, LLC | Calgary, AB | Independent Power Producer | 1 | 8.6 GWh | Dec 2025 | - | ||
| 1001 Ebenezer Church Solar, LLC | Calgary, AB | Independent Power Producer | 1 | 6.5 GWh | Dec 2025 | - | ||
| Wolverine Power Supply Coop | Cadillac, MI | Cooperative | 8 | 1.2 TWh | Dec 2025 | Oct 2025 | $173.23M | $44.03M |
| Spartan Renewable Energy, Inc. | Cadillac, MI | - | - | - | Sep 2025 | $132.65k | $1.56M | |
| Cadillac Renewable Energy LLC | Cadillac, MI | Independent Power Producer | 1 | 182.2 GWh | Dec 2025 | Oct 2025 | $4.58M | |
| ABEC #2 LLC | Buttonwillow, CA | Independent Power Producer | 1 | 8.8 GWh | Dec 2025 | - | ||
| Northwestern Energy LLC - (MT) | Butte, MT | |Investor-Owned Utility | 29 | 3.9 TWh | May 2026 | Oct 2025 | $9.24M | $9.28M |
| Basin Creek Power Services LLC | Butte, MT | Independent Power Producer | 1 | 129.1 GWh | May 2026 | - | ||
| Basin Creek Equity Partners, L.L.C. | Butte, MT | - | - | - | Sep 2025 | $1.99M | ||
| St. Albans Solar Partners, LLC | Burlington, VT | Independent Power Producer | 1 | 2.1 GWh | Dec 2024 | - | ||
| Northfield Mountain LLC | Burlington, MA | - | - | - | Sep 2025 | $16.72M | $7.18M | |
| Firstlight Power Management LLC | Burlington, MA | - | - | - | Sep 2025 | $58.57M | $25.58M | |
| Firstlight Ma Hydro LLC | Burlington, MA | - | - | - | Sep 2025 | $4.01M | ||
| Firstlight CT Hydro LLC | Burlington, MA | - | - | - | Sep 2025 | $212.40k | ||
| Firstlight CT Housatonic LLC | Burlington, MA | - | - | - | Sep 2025 | $4.64M | $137.18k | |
| Wolf Creek Nuclear OPTG Corp | Burlington, KS | Investor-Owned Utility | 1 | 10.2 TWh | May 2026 | - | ||
| City Of Burlington - (KS) | Burlington, KS | Municipally-Owned Utility | 1 | 225.8 MWh | Dec 2025 | - | ||
| City Of Burlington Electric - (VT) | Burlington, CO | Municipally-Owned Utility | 4 | 260.2 GWh | Apr 2026 | - | ||
| Silverstrand Grid, LLC | Burlingame, CA | Independent Power Producer | 1 | -1.0 GWh | Oct 2025 | Sep 2025 | $171.02k | |
| Southern Idaho Solid Waste | Burley, ID | Political Subdivision | 1 | 28.7 GWh | Dec 2025 | - | ||
| City Of Burbank Water And Power - (Ca) | Burbank, CA | Municipally-Owned Utility | 6 | 1.3 TWh | May 2026 | Sep 2025 | $17.76k | |
| Mohave Electric Cooperative, Inc. | Bullhead City, AZ | Cooperative | 2 | 26.0 GWh | Dec 2025 | - | ||
| Energy Cooperative Of New York, Inc | Buffalo, NY | - | - | - | Oct 2025 | $420.64k | ||
| HQC Tatanka Wi Solar Power Generation LLC | Buffalo, MN | Independent Power Producer | 1 | 10.2 GWh | Dec 2025 | - | ||
| Siemens Industry | Buffalo Grove, IL | Commercial | 2 | 203.0 MWh | Dec 2025 | - | ||
| Indeck-Yerkes Ltd Partnership | Buffalo Grove, IL | Independent Power Producer | 1 | 69.6 GWh | Dec 2025 | Sep 2025 | $927.83k | |
| Indeck-Oswego Ltd Partnership | Buffalo Grove, IL | Independent Power Producer | 1 | 134.9 GWh | Dec 2025 | Sep 2025 | $1.21M |
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 | May 2026 | Nuclear |
| Barry | Bucks, Alabama | 12 TWh | Jan 1954 | May 2026 | Natural Gas : 97.1% Bituminous Coal : 2.9% |
| Beaver Valley | Shippingport, Pennsylvania | 15 TWh | Aug 1976 | May 2026 | Nuclear |
| Bowen | Cartersville, Georgia | 13 TWh | Sep 1971 | May 2026 | Bituminous Coal : 99.8% |
| Braidwood Generation Station | Braceville, Illinois | 20 TWh | Jun 1988 | May 2026 | Nuclear |
| Browns Ferry | Decatur, Alabama | 31 TWh | Jul 1974 | May 2026 | Nuclear |
| Brunswick Nuclear | Southport, North Carolina | 15 TWh | Oct 1975 | May 2026 | Nuclear |
| Byron Generating Station | Byron, Illinois | 20 TWh | Aug 1985 | May 2026 | Nuclear |
| Calvert Cliffs Nuclear Power Plant | Lusby, Maryland | 15 TWh | Apr 1975 | May 2026 | Nuclear |
| Catawba | York, South Carolina | 18 TWh | May 1985 | May 2026 | Nuclear |
| Comanche Peak | Glen Rose, Texas | 20 TWh | Jul 1990 | May 2026 | Nuclear |
| Crystal River | Crystal River, Florida | 16 TWh | Sep 1966 | May 2026 | Natural Gas : 68.9% Bituminous Coal : 30.9% |
| Diablo Canyon | Avila Beach, California | 18 TWh | Apr 1985 | May 2026 | Nuclear |
| Donald C Cook | Bridgman, Michigan | 19 TWh | Jul 1975 | May 2026 | Nuclear |
| Dresden Generating Station | Morris, Illinois | 15 TWh | Jul 1970 | May 2026 | Nuclear |
| Edwin I Hatch | Baxley, Georgia | 14 TWh | Nov 1975 | May 2026 | Nuclear |
| Gavin Power, LLC | Cheshire, Ohio | 13 TWh | Sep 1974 | May 2026 | Bituminous Coal : 99.6% |
| Grand Coulee | Grand Coulee, Washington | 18 TWh | Feb 1941 | May 2026 | Water |
| Guernsey Power Station | Byesville, Ohio | 12 TWh | Jan 2023 | May 2026 | Natural Gas |
| H Allen Franklin Combined Cycle | Smiths, Alabama | 12 TWh | May 2002 | May 2026 | Natural Gas |
| Jack McDonough | Smyrna, Georgia | 18 TWh | Apr 1971 | May 2026 | Natural Gas |
| James H Miller Jr | Quinton, Alabama | 19 TWh | Sep 1978 | May 2026 | Subbituminous Coal : 99.0% Natural Gas : 1.0% |
| Joseph M Farley | Columbia, Alabama | 15 TWh | Nov 1977 | May 2026 | Nuclear |
| Labadie | Labadie, Missouri | 15 TWh | May 1970 | May 2026 | Subbituminous Coal : 99.9% |
| LaSalle Generating Station | Marseilles, Illinois | 18 TWh | Dec 1983 | May 2026 | Nuclear |
| Limerick | Sanatoga, Pennsylvania | 19 TWh | Jan 1986 | May 2026 | Nuclear |
| McGuire | Huntersville, North Carolina | 19 TWh | Aug 1981 | May 2026 | Nuclear |
| Millstone | Waterford, Connecticut | 17 TWh | Nov 1975 | May 2026 | Nuclear |
| Monroe (MI) | Monroe, Michigan | 16 TWh | Oct 1969 | May 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 | May 2026 | Nuclear |
| North Anna | Mineral, Virginia | 16 TWh | May 1978 | May 2026 | Nuclear |
| Oak Grove (TX) | Franklin, Texas | 12 TWh | Mar 2010 | May 2026 | Lignite Coal : 99.1% Natural Gas : 0.9% |
| Oconee | Seneca, South Carolina | 22 TWh | Jun 1973 | May 2026 | Nuclear |
| Palo Verde | Wintersburg, Arizona | 31 TWh | Dec 1985 | May 2026 | Nuclear |
| Peach Bottom | Delta, Pennsylvania | 22 TWh | Jun 1974 | May 2026 | Nuclear |
| Prairie State Generating Station | Marissa, Illinois | 12 TWh | May 2012 | May 2026 | Bituminous Coal : 99.8% |
| PSEG Salem Generating Station | Hancocks Bridge, New Jersey | 19 TWh | May 1971 | May 2026 | Nuclear |
| Quad Cities Generating Station | Cordova, Illinois | 15 TWh | Nov 1972 | May 2026 | Nuclear |
| Robert Moses Niagara | Lewiston, New York | 14 TWh | Dec 1960 | May 2026 | Water |
| Sequoyah | Soddy Daisy, Tennessee | 17 TWh | Jun 1981 | May 2026 | Nuclear |
| South Texas Project | Wadsworth, Texas | 21 TWh | Jul 1988 | May 2026 | Nuclear |
| St Lucie | Jensen Beach, Florida | 15 TWh | Apr 1976 | May 2026 | Nuclear |
| Surry | Surry, Virginia | 12 TWh | Nov 1972 | May 2026 | Nuclear |
| TalenEnergy Susquehanna | Berwick, Pennsylvania | 19 TWh | May 1983 | May 2026 | Nuclear |
| Turkey Point | Homestead, Florida | 20 TWh | Mar 1967 | May 2026 | Nuclear : 64.2% Natural Gas : 35.8% |
| Union Power Station | El Dorado, Arkansas | 12 TWh | Dec 2002 | May 2026 | Natural Gas |
| Vogtle | Waynesboro, Georgia | 37 TWh | Apr 1987 | May 2026 | Nuclear |
| W A Parish | Thompsons, Texas | 14 TWh | May 1958 | May 2026 | Subbituminous Coal : 81.6% Natural Gas : 18.4% |
| Watts Bar Nuclear Plant | Spring City, Tennessee | 20 TWh | Apr 1996 | May 2026 | Nuclear |
| West County Energy Center | Loxahatchee, Florida | 18 TWh | Jul 2009 | May 2026 | Natural Gas |