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 |
|---|---|---|---|---|---|---|---|---|
| K-Brink Windfarm, LLC | Woodstock, MN | Independent Power Producer | 1 | 6.2 GWh | Dec 2025 | - | ||
| K2SO, LLC | Overland Park, KS | - | - | - | Sep 2025 | $800.72k | ||
| Kaieie WAHO Company LLC | Honolulu, HI | Independent Power Producer | 1 | 9.0 GWh | Dec 2024 | - | ||
| Kaiser Creek Solar, LLC | Greenwood VIllage, CO | Independent Power Producer | 1 | 3.3 GWh | Dec 2025 | - | ||
| Kaiser Permanente | Oakland, CA | Commercial | 2 | 2.8 GWh | Dec 2025 | - | ||
| Kalaeloa Partners LP | Kapolei, HI | Independent Power Producer | 1 | 1.5 TWh | May 2026 | - | ||
| Kale Patch Solar LLC | Beaverton, OR | Independent Power Producer | 1 | 3.9 GWh | Dec 2025 | - | ||
| Kankakee Solar 2 LLC | Arlington, VA | Independent Power Producer | 1 | 4.1 GWh | Dec 2025 | - | ||
| Kankakee Solar 4 LLC | Safety Harbor, FL | Independent Power Producer | 1 | 4.2 GWh | Dec 2025 | - | ||
| Kansas Electric Power Coop Inc | Topeka, KS | Cooperative | 2 | 3.2 GWh | Dec 2025 | Sep 2025 | $14.85M | |
| Kansas Ethanol, LLC | Lyons, KS | Industrial | 1 | 124.8 GWh | Dec 2025 | - | ||
| Kansas Municipal Energy Agency - (KS) | Overland Park, KS | Municipally-Owned Utility | 1 | 342.9 MWh | Dec 2025 | Oct 2025 | $10.97M | |
| Kapaa Solar LLC | Lihue, HI | Independent Power Producer | 1 | 1.7 GWh | Dec 2025 | - | ||
| Karbone Energy LLC | New York, NY | - | - | - | Oct 2025 | $10.06M | $7.02M | |
| Kas Brothers Windfarm LLC | Woodstock, MN | Independent Power Producer | 1 | 1.7 GWh | Dec 2025 | - | ||
| Kauai Island Utility Cooperative | Lihue, HI | Cooperative | 4 | 334.9 GWh | May 2026 | - | ||
| Kawailoa Solar, LLC | New York, NY | Independent Power Producer | 1 | 76.1 GWh | May 2026 | - | ||
| Kawailoa Wind LLC | New York, NY | Independent Power Producer | 1 | 101.9 GWh | May 2026 | - | ||
| Kaweah Delta Hospital | Visalia, CA | Commercial | 1 | 23.6 GWh | May 2026 | - | ||
| Kay Wind LLC | Charlottesville, VA | Independent Power Producer | - | - | - | Sep 2025 | $4.85M | |
| KCE Ny 1, LLC | Albany, NY | Independent Power Producer | 1 | -3.1 GWh | Dec 2024 | Oct 2025 | $1.06M | |
| KDC Solar CV Animal Control LLC | New York, NY | Independent Power Producer | 1 | 3.1 GWh | Dec 2025 | - | ||
| KDC Solar CV Ascend One LLC | New York, NY | Independent Power Producer | 1 | 3.5 GWh | Dec 2025 | - | ||
| KDC Solar CV Cedar Lane Park LLC | New York, NY | Independent Power Producer | 1 | 3.0 GWh | Dec 2025 | - | ||
| KDC Solar CV Central MD Regional Transit LLC | New York, NY | Independent Power Producer | 1 | 2.8 GWh | Dec 2025 | - | ||
| KDC Solar CV O'Donnell Property LLC | New York, NY | Independent Power Producer | 1 | 2.9 GWh | Dec 2025 | - | ||
| Kearny Mesa Storage LLC | LOS Angeles, CA | Independent Power Producer | 1 | -56.0 MWh | Dec 2024 | Sep 2025 | $8.17k | |
| Kearsarge Acushnet LLC | Boston, MA | Independent Power Producer | 1 | 3.0 GWh | Dec 2025 | - | ||
| Kearsarge Amesbury LLC | Boston, MA | Independent Power Producer | 1 | 5.2 GWh | Dec 2025 | - | ||
| Kearsarge Bellingham LLC | Boston, MA | Independent Power Producer | 1 | 4.8 GWh | Dec 2025 | - | ||
| Kearsarge Beverly LLC | Boston, MA | Independent Power Producer | 1 | 3.1 GWh | Dec 2025 | - | ||
| Kearsarge Concord II LLC | Boston, MA | Independent Power Producer | 1 | 6.9 GWh | Dec 2025 | - | ||
| Kearsarge East Providence LLC | Boston, MA | Independent Power Producer | 1 | 3.6 GWh | Dec 2025 | - | ||
| Kearsarge Fogland LLC | Boston, MA | Independent Power Producer | 1 | 3.6 GWh | Dec 2025 | - | ||
| Kearsarge GB LLC | Boston, MA | Independent Power Producer | 1 | 3.1 GWh | Dec 2025 | - | ||
| Kearsarge Gill LLC | Boston, MA | Independent Power Producer | 1 | 3.1 GWh | Dec 2025 | - | ||
| Kearsarge Granby LLC | Boston, MA | Independent Power Producer | 1 | 3.7 GWh | Dec 2025 | - | ||
| Kearsarge Haverhill LLC | Boston, MA | Independent Power Producer | 1 | 4.1 GWh | Dec 2025 | - | ||
| Kearsarge Johnstown 1 LLC | Boston, MA | Independent Power Producer | 1 | 2.3 GWh | Dec 2025 | - | ||
| Kearsarge Johnstown 2 LLC | Boston, MA | Independent Power Producer | 1 | 3.2 GWh | Dec 2025 | - | ||
| Kearsarge Ludlow LLC | Boston, MA | Independent Power Producer | 1 | 5.8 GWh | Dec 2025 | - | ||
| Kearsarge Montague LLC | Boston, MA | Independent Power Producer | 2 | 10.1 GWh | Dec 2025 | - | ||
| Kearsarge Onset LLC | Boston, MA | Independent Power Producer | 2 | 3.3 GWh | Dec 2025 | - | ||
| Kearsarge Oppenheim LLC | Boston, MA | Independent Power Producer | 1 | 2.3 GWh | Dec 2025 | - | ||
| Kearsarge Riverpark I LLC | Boston, MA | Independent Power Producer | 2 | -243.0 MWh | Dec 2025 | Sep 2025 | $136.03k | |
| Kearsarge SKSC1 LLC | Boston, MA | Independent Power Producer | 1 | 5.7 GWh | Dec 2025 | - | ||
| Kearsarge SKSC2 LLC | Boston, MA | Independent Power Producer | 1 | 5.8 GWh | Dec 2025 | - | ||
| Kearsarge Smithfield LLC | Boston, MA | Independent Power Producer | 1 | 14.6 GWh | Dec 2025 | - | ||
| Kearsarge Solar LLC | Boston, MA | Independent Power Producer | 6 | 20.3 GWh | Dec 2025 | - | ||
| Kearsarge Upper Union LLC | Boston, MA | Independent Power Producer | 1 | 1.6 GWh | Dec 2025 | - | ||
| Kearsarge Uxbridge LLC | Boston, MA | Independent Power Producer | 1 | 3.4 GWh | Dec 2025 | - | ||
| Kearsarge West Shore Solar LLC | Boston, MA | Independent Power Producer | 1 | 9.2 GWh | Dec 2025 | - | ||
| Kearsarge Westerly LLC | Boston, MA | Independent Power Producer | 1 | 7.0 GWh | Dec 2025 | - | ||
| Kearsarge William Way LLC | Boston, MA | Independent Power Producer | 1 | 7.6 GWh | Dec 2025 | - | ||
| Kearsarge Wilmington LLC | Boston, MA | Independent Power Producer | 1 | 2.2 GWh | Dec 2025 | - | ||
| Keechi Wind, LLC | Jacksboro, TX | Independent Power Producer | 1 | 435.0 GWh | Dec 2024 | - | ||
| Keenesburg Energy Storage LLC | Keenesburg, CO | Independent Power Producer | 1 | -1.6 GWh | Dec 2025 | Oct 2025 | $583.09k | |
| Keeversville Solar Energy Center LLC | Arlington, VA | Independent Power Producer | 1 | 3.7 GWh | Dec 2025 | - | ||
| KEI (Maine) Power Management (Ii) LLC | Lewiston, ME | Independent Power Producer | 5 | 18.6 GWh | Dec 2025 | - | ||
| KEI (Maine) Power Management (Iv) LLC | Montreal, QB | Independent Power Producer | 1 | 2.0 GWh | Dec 2025 | - | ||
| Kellam Solar, LLC | Houston, TX | Independent Power Producer | 1 | 123.6 GWh | May 2026 | - | ||
| Kelly Creek Wind, LLC | Phoenix, AZ | - | - | - | Oct 2025 | $4.11M | ||
| Kelso 2 Solar, LLC | Scottsdale, AZ | Independent Power Producer | 1 | 111.2 GWh | May 2026 | - | ||
| Kelso Community Solar I LLC | Houston, TX | Independent Power Producer | 1 | 747.0 MWh | Dec 2025 | - | ||
| Kelso Community Solar II LLC | Houston, TX | Independent Power Producer | 1 | 901.0 MWh | Dec 2025 | - | ||
| Kelso Solar, LLC | Scottsdale, AZ | Independent Power Producer | 2 | 153.2 GWh | May 2026 | Sep 2025 | ||
| Kendall Green Energy, LLC | Cambridge, MA | Independent Power Producer | 1 | 1.6 TWh | May 2026 | Sep 2025 | $20.57M | |
| Kendall Power Company LLC | Irving, TX | - | - | - | Oct 2025 | $51.26M | ||
| Kennecott Utah Copper | South Jordan, UT | Industrial | 2 | 175.8 GWh | May 2026 | - | ||
| Kent County Levy Court Dept Of Pub Work | Dover, DE | Municipally-Owned Utility | 1 | 1.2 GWh | Dec 2024 | - | ||
| Kent County - (Mi) | Grand Rapids, MI | Municipally-Owned Utility | 1 | 94.0 GWh | Apr 2026 | - | ||
| Kent School Road Solar 1 | Safety Harbor, FL | Independent Power Producer | 1 | 3.4 GWh | Dec 2025 | - | ||
| Kent State University | Kent, OH | State-Owned Utility | 1 | 32.6 GWh | May 2026 | - | ||
| Kentucky Power Co | Columbus, OH | Investor-Owned Utility | 2 | 5.6 TWh | May 2026 | Jul 2025 | $876.82k | |
| Kentucky Utilities Co | Lexington, KY | Investor-Owned Utility | 8 | 13.6 TWh | May 2026 | Oct 2025 | $13.21M | $9.88M |
| Kenvue Brands LLC | Montgomery TWP, NJ | Commercial | 1 | 737.0 MWh | Dec 2025 | - | ||
| Kenyon Energy KS Solar 1 LLC | Overland Park, KS | Independent Power Producer | 1 | 4.7 GWh | Dec 2025 | - | ||
| Kern A Community Solar, LLC | Arlington, VA | Independent Power Producer | 1 | 3.9 GWh | Dec 2024 | - | ||
| Kern Oil & Refining Co | Bakersfield, CA | Industrial | 1 | 38.7 GWh | May 2026 | - | ||
| Kern River Cogeneration Co | Bakersfield, CA | Industrial | 1 | 101.8 GWh | May 2026 | Sep 2015 | ||
| KES Kingsburg LP | Kingsburg, CA | Independent Power Producer | 1 | 3.1 GWh | Sep 2025 | Oct 2025 | $13.19k | |
| Ketchikan Public Utilities | Ketchikan, AK | Municipally-Owned Utility | 5 | 101.1 GWh | Dec 2025 | - | ||
| Kettle Butte Digester, LLC | Jerome, ID | Independent Power Producer | 1 | 10.1 GWh | Dec 2024 | - | ||
| Keycon Operating LLC | Boston, MA | Independent Power Producer | 2 | 9.3 TWh | May 2026 | - | ||
| Keystone Power LLC | Morristown, NJ | - | - | - | Oct 2025 | $2.47M | ||
| Keystone Power Pass-Through Holders LLC | Houston, TX | - | - | - | Oct 2025 | $8.14M | ||
| Keystone Wind Marketing LLC | Pittsburgh, PA | - | - | - | Oct 2025 | $6.46M | ||
| KIAC Partners | Jamaica, NY | Independent Power Producer | 1 | 632.8 GWh | Dec 2025 | Oct 2025 | $6.67M | $1.26M |
| Kilmer Solar LLC | New York, NY | Independent Power Producer | 1 | 4.8 GWh | Dec 2025 | - | ||
| Kimball Wind, LLC | Minneapolis, MN | Independent Power Producer | 1 | 137.3 GWh | Dec 2025 | Sep 2025 | $807.90k | |
| Kimberly-Clark Corp | Dallas, TX | Industrial | 3 | 439.0 GWh | Dec 2025 | Oct 2025 | $1.32M | |
| Kimberly Clark - Mobile Alabama | Mobile, AL | Industrial | 1 | 387.7 GWh | Dec 2025 | - | ||
| Kimmel Road Solar, LLC | St. Louis, MO | - | - | - | Sep 2025 | $1.56M | ||
| Kimura Power LLC | Moraine, OH | Independent Power Producer | 7 | 1.6 TWh | May 2026 | - | ||
| Kincaid Generation, L.L.C. | Irving, TX | - | - | - | Oct 2025 | $33.38M | ||
| Kinder Morgan Production Company LP | Midland, TX | Industrial | 1 | 868.3 GWh | Dec 2025 | - | ||
| Kindred Public School | Kindred, ND | Political Subdivision | 1 | 216.0 MWh | Apr 2026 | - | ||
| King County Dept-Natural Res - (Wa) | Seattle, WA | Municipally-Owned Utility | 1 | 15.2 GWh | Dec 2025 | - | ||
| King Creek Wind Farm 1, LLC | San Diego, CA | Independent Power Producer | 1 | 639.3 GWh | May 2026 | - | ||
| King Creek Wind Farm 2, LLC | San Diego, CA | Independent Power Producer | 1 | 735.5 GWh | May 2026 | - |
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 |