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 |
|---|---|---|---|---|---|---|---|---|
| Iron Star Wind Project, LLC | Houston, TX | - | - | - | Sep 2025 | $980.98k | ||
| Ironwood Windpower LLC | Charlotte, NC | Independent Power Producer | - | - | Dec 2021 | Sep 2025 | $1.95M | |
| J.P. Morgan Ventures Energy Corporation | Houston, TX | - | - | - | Sep 2025 | $32.00M | ||
| Jackpot Holdings, LLC | Charlotte, NC | Investor-Owned Utility | - | - | - | Sep 2025 | $2.08M | |
| Jackson Fuller Energy Storage, LLC | Juno Beach, FL | Independent Power Producer | 1 | -12.5 GWh | Jun 2026 | Sep 2025 | $2.33M | |
| Janis Solar, LLC | Boca Raton, FL | - | - | - | Sep 2025 | $365.78k | ||
| JEA | Jacksonville, FL | Municipally-Owned Utility | 7 | 9.4 TWh | Jun 2026 | Sep 2025 | $96.15M | |
| Jicarilla Solar 1 LLC | The Woodlands, TX | - | - | - | Sep 2025 | $650.49k | ||
| Jicarilla Solar 2 LLC | Chicago, IL | Independent Power Producer | - | - | Dec 2023 | Sep 2025 | $844.43k | |
| Jicarilla Storage 1 LLC | The Woodlands, TX | - | - | - | Sep 2025 | $199.40k | ||
| Jones Farm Lane Solar, LLC | Houston, TX | - | - | - | Sep 2025 | $668.58k | ||
| Judith Gap Energy LLC | Chicago, IL | - | - | - | Sep 2025 | $2.11M | ||
| Juniper Canyon Wind Power LLC | Portland, OR | - | - | - | Sep 2025 | $2.28M | $546.71k | |
| Kansas Electric Power Coop Inc | Topeka, KS | Cooperative | 2 | 3.2 GWh | Dec 2025 | Sep 2025 | $14.85M | |
| Kay Wind LLC | Charlottesville, VA | Independent Power Producer | - | - | - | Sep 2025 | $4.85M | |
| Kearny Mesa Storage LLC | LOS Angeles, CA | Independent Power Producer | 1 | -56.0 MWh | Dec 2024 | Sep 2025 | $8.17k | |
| Kearsarge Riverpark I LLC | Boston, MA | Independent Power Producer | 2 | -243.0 MWh | Dec 2025 | Sep 2025 | $136.03k | |
| Kelso Solar, LLC | Scottsdale, AZ | Independent Power Producer | 2 | 191.2 GWh | Jun 2026 | Sep 2025 | ||
| Kendall Green Energy, LLC | Cambridge, MA | Independent Power Producer | 1 | 1.5 TWh | Jun 2026 | Sep 2025 | $20.57M | |
| Kentucky Utilities Co | Lexington, KY | Investor-Owned Utility | 8 | 13.6 TWh | Jun 2026 | Sep 2025 | $13.21M | $9.88M |
| Kimball Wind, LLC | Minneapolis, MN | Independent Power Producer | 1 | 137.3 GWh | Dec 2025 | Sep 2025 | $807.90k | |
| Kimmel Road Solar, LLC | St. Louis, MO | - | - | - | Sep 2025 | $1.56M | ||
| King Plains Wind Project, LLC | Houston, TX | - | - | - | Sep 2025 | $1.28M | ||
| Kingbird Solar A, LLC | Scottsdale, AZ | - | - | - | Sep 2025 | $744.41k | ||
| Kingbird Solar B, LLC | Scottsdale, AZ | - | - | - | Sep 2025 | $1.24M | ||
| Kiowa County Solar Project, LLC | Kansas City, MO | Independent Power Producer | 1 | 302.0 GWh | Jun 2026 | Sep 2025 | $2.36M | |
| Klamath Energy LLC | Klamath Falls, OR | Independent Power Producer | 2 | 4.2 TWh | Jun 2026 | Sep 2025 | $6.78M | |
| Klondike Wind Power II LLC | Portland, OR | - | - | - | Sep 2025 | $1.84M | $291.92k | |
| Klondike Wind Power III LLC | Portland, OR | - | - | - | Sep 2025 | $11.16M | $1.12M | |
| Klondike Wind Power LLC | Portland, OR | - | - | - | Sep 2025 | $154.20k | ||
| KODA Energy LLC | Shakopee, MN | Independent Power Producer | 1 | 57.4 GWh | Dec 2025 | Sep 2025 | $96.68k | |
| Kossuth County Wind, LLC | Juno Beach, FL | Independent Power Producer | 1 | 298.1 GWh | Jun 2026 | Sep 2025 | $2.10M | |
| KUNA Bess, LLC | Austin, TX | Independent Power Producer | 1 | -22.7 GWh | Jun 2026 | Sep 2025 | $2.55M | |
| LA3 West Baton Rouge, L.L.C. | Scottsdale, AZ | Independent Power Producer | - | - | - | Sep 2025 | $1.70M | |
| Lake Benton Power Partners LLC | Duluth, MN | - | - | - | Sep 2025 | $1.70M | ||
| Lake Road Generating Co LP | Dayville, CT | Independent Power Producer | 1 | 6.3 TWh | Jun 2026 | Sep 2025 | $64.35M | |
| Lakeswind Power Partners | Spring, TX | Independent Power Producer | 1 | 174.8 GWh | Dec 2025 | Sep 2025 | $1.14M | |
| Lakewood Cogeneration, L.P. | Charlotte, NC | - | - | - | Sep 2025 | $6.92M | ||
| Lancaster Solar Ga, LLC | Nashville, TN | Independent Power Producer | 1 | 201.4 GWh | Jun 2026 | Sep 2025 | $1.27M | |
| Lansing Board Of Water And Light | Lansing, MI | Municipally-Owned Utility | 4 | 2.1 TWh | Jun 2026 | Sep 2025 | $4.42M | |
| Laredo Ridge Wind LLC | Princeton, NJ | Independent Power Producer | 1 | 229.5 GWh | Dec 2025 | Sep 2025 | $2.72M | |
| Larkspur Energy LLC | LOS Angeles, CA | - | - | - | Sep 2025 | $3.31M | $16.80k | |
| Latigo Wind Park, LLC | Louisville, CO | - | - | - | Sep 2025 | $2.06M | ||
| Lea Power Partners LLC | Hobbs, NM | Independent Power Producer | 1 | 3.6 TWh | Jun 2026 | Sep 2025 | $11.11M | |
| Leaning Juniper Wind Power II LLC | Portland, OR | - | - | - | Sep 2025 | $2.73M | $721.45k | |
| Leicester Street Solar, LLC | Wakefield, MA | - | - | - | Sep 2025 | $25.23k | ||
| Li Solar Generation, LLC | Juno Beach, FL | Independent Power Producer | 1 | 44.0 GWh | Dec 2025 | Sep 2025 | $1.91M | |
| Liberty Utilities (Granite State Electric) Corp. | Joplin, MO | - | - | - | Sep 2025 | $195.27k | $1.81M | |
| Lick Creek Solar, LLC | El Segundo, CA | Independent Power Producer | - | 113.3 GWh | Dec 2024 | Sep 2025 | $1.23M | |
| Lily Solar Lessee, LLC | Washington, DC | - | - | - | Sep 2025 | $1.78M | ||
| Lindahl Wind Project LLC | Birmingham, AL | Independent Power Producer | 1 | 367.2 GWh | Jun 2026 | Sep 2025 | $3.37M | |
| Little Bear Solar 1 LLC | San Francisco, CA | Independent Power Producer | - | - | - | Sep 2025 | $819.67k | |
| Little Bear Solar 3, LLC | Boston, MA | - | - | - | Sep 2025 | $194.59k | ||
| Little Bear Solar 4, LLC | Boston, MA | - | - | - | Sep 2025 | $286.92k | ||
| Little Bear Solar 5, LLC | Boston, MA | - | - | - | Sep 2025 | $1.73M | ||
| Little Elk Wind Project, LLC | Andover, MA | - | - | - | Sep 2025 | $2.33M | ||
| Live Oak Limited | Bakersfield, CA | Independent Power Producer | - | - | Dec 2015 | Sep 2025 | $4.94M | |
| Live Oak Solar, LLC | Juno Beach, FL | Independent Power Producer | 1 | 101.5 GWh | Jun 2026 | Sep 2025 | $1.35M | |
| Lockhart Power Co | Lockhart, SC | Investor-Owned Utility | 6 | 78.5 GWh | Dec 2025 | Sep 2025 | $3.69M | $6.84M |
| Locust Ridge II, LLC | Portland, OR | - | - | - | Sep 2025 | $2.45M | ||
| Locust Ridge Wind Farm, LLC | Portland, OR | - | - | - | Sep 2025 | $916.72k | ||
| Logan Wind Energy LLC | Juno Beach, FL | Independent Power Producer | 1 | 595.6 GWh | Jun 2026 | Sep 2025 | $7.96M | |
| Lone Star Solar | Charleston, SC | Independent Power Producer | 1 | 194.4 GWh | Jun 2026 | Sep 2025 | $2.29M | |
| Lone Valley Solar Park I LLC | Houston, TX | Independent Power Producer | 1 | 25.3 GWh | Dec 2025 | Sep 2025 | $805.10k | |
| Lone Valley Solar Park II LLC | Houston, TX | Independent Power Producer | 1 | 55.5 GWh | Dec 2025 | Sep 2025 | $1.71M | |
| Long Beach Generation LLC | Long Beach, CA | Independent Power Producer | 1 | 11.4 GWh | Dec 2024 | Sep 2025 | $12.02M | |
| Long Island Solar Farm LLC | Frederick, MD | Independent Power Producer | 1 | 39.8 GWh | Jun 2026 | Sep 2025 | $4.71M | |
| Long Lake Solar, LLC | New York, NY | Independent Power Producer | 1 | 542.8 GWh | Jun 2026 | Sep 2025 | $2.38M | |
| Longview Power, LLC | Maidsville, WV | Independent Power Producer | 1 | 5.5 TWh | Jun 2026 | Sep 2025 | $49.06M | |
| Lookout Windpower, LLC | Scottsdale, AZ | Independent Power Producer | 1 | 100.8 GWh | Dec 2025 | Sep 2025 | $1.12M | |
| Lorenzo Wind, LLC | Juno Beach, FL | Independent Power Producer | 1 | 383.5 GWh | Jun 2026 | Sep 2025 | $1.99M | |
| Lost Creek Wind LLC | King City, MO | Independent Power Producer | - | - | Dec 2014 | Sep 2025 | $6.66M | |
| Lost Hills Solar, LLC | Birmingham, AL | - | - | - | Sep 2025 | $1.51M | ||
| LSP University Park LLC | University Park, IL | Independent Power Producer | 1 | 139.5 GWh | Dec 2024 | Sep 2025 | $7.66M | $91.79k |
| Luna Valley Solar I, LLC | San Francisco, CA | Independent Power Producer | 1 | 314.9 GWh | Jun 2026 | Sep 2025 | ||
| LUND Hill Solar, LLC | Portland, OR | - | - | - | Sep 2025 | $5.30M | ||
| Macho Springs Solar, LLC | Birmingham, AL | - | - | - | Sep 2025 | $2.31M | ||
| Madison BTM, LLC | Wakefield, MA | - | - | - | Sep 2025 | $15.71k | ||
| Madison Ess, LLC | Wakefield, MA | - | - | - | Sep 2025 | $291.38k | ||
| Madison Gas & Electric Co | Madison, WI | Investor-Owned Utility | 20 | 939.1 GWh | Jun 2026 | Sep 2025 | $31.93M | $919.38k |
| Malacha Hydro Ltd Partnership | Marlborough, MA | Independent Power Producer | 1 | 89.8 GWh | Dec 2025 | Sep 2025 | $2.24M | |
| Mammoth One LLC | Reno, NV | - | - | - | Sep 2025 | $2.45M | ||
| Mammoth Three LLC | Reno, NV | - | - | - | Sep 2025 | $1.30M | ||
| Manchester Street, LLC. | Providence, RI | Independent Power Producer | 1 | 2.4 TWh | Jun 2026 | Sep 2025 | $28.13M | |
| Mankato Energy Center, LLC | Denver, CO | - | - | - | Sep 2025 | $11.95M | ||
| Marengo Battery Storage LLC | Marengo TWP, IL | Commercial | 1 | - | Mar 2025 | Sep 2025 | $2.48 | |
| Maricopa West Solar PV, LLC | San Francisco, CA | Independent Power Producer | - | - | - | Sep 2025 | $968.50k | |
| Marshall Wind Energy LLC | De SOTO, IA | Independent Power Producer | - | - | - | Sep 2025 | $2.64M | |
| Martinez Refining Co | Martinez, CA | Industrial | 1 | 729.8 GWh | Jun 2026 | Sep 2025 | $1.83M | |
| Martinsville Onsite Generation, LLC | Columbus, OH | - | - | - | Sep 2025 | $240.52k | ||
| Masspower | Indian Orchard, MA | Independent Power Producer | 1 | 471.0 GWh | Dec 2025 | Sep 2025 | $6.72M | |
| Matep LLC | Boston, MA | Commercial | 1 | 348.9 GWh | Dec 2024 | Sep 2025 | $8.95M | $5.44M |
| Maven Energy, LLC | Birmingham, AL | - | - | - | Sep 2025 | $16.50k | ||
| Mayflower Power & Gas LLC | Birmingham, AL | - | - | - | Sep 2025 | $25.22k | ||
| McCoy Solar, LLC | Juno Beach, FL | Independent Power Producer | 1 | 671.7 GWh | Dec 2025 | Sep 2025 | $27.30M | |
| McFarland Solar A, LLC | Louisville, CO | - | - | - | Sep 2025 | $2.62M | $1.26M | |
| McFarland Solar B, LLC | Louisville, CO | - | - | - | Sep 2025 | $3.76M | ||
| McFarland Storage C, LLC | Louisville, CO | - | - | - | Sep 2025 | $2.29M | ||
| McKittrick Limited | Bakersfield, CA | Independent Power Producer | - | - | Dec 2015 | Sep 2025 | $1.58M | |
| Meadow Lake Solar Park | Merrillville, IN | Investor-Owned Utility | 1 | 424.3 GWh | Jun 2026 | Sep 2025 | $3.80M |
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 | Jun 2026 | Nuclear |
| Barry | Bucks, Alabama | 13 TWh | Jan 1954 | Jun 2026 | Natural Gas : 97.3% Bituminous Coal : 2.7% |
| Beaver Valley | Shippingport, Pennsylvania | 15 TWh | Aug 1976 | Jun 2026 | Nuclear |
| Bowen | Cartersville, Georgia | 13 TWh | Sep 1971 | Jun 2026 | Bituminous Coal : 99.8% |
| Braidwood Generation Station | Braceville, Illinois | 20 TWh | Jun 1988 | Jun 2026 | Nuclear |
| Browns Ferry | Decatur, Alabama | 31 TWh | Jul 1974 | Jun 2026 | Nuclear |
| Brunswick Nuclear | Southport, North Carolina | 15 TWh | Oct 1975 | Jun 2026 | Nuclear |
| Byron Generating Station | Byron, Illinois | 20 TWh | Aug 1985 | Jun 2026 | Nuclear |
| Calvert Cliffs Nuclear Power Plant | Lusby, Maryland | 15 TWh | Apr 1975 | Jun 2026 | Nuclear |
| Catawba | York, South Carolina | 18 TWh | May 1985 | Jun 2026 | Nuclear |
| Comanche Peak | Glen Rose, Texas | 20 TWh | Jul 1990 | Jun 2026 | Nuclear |
| Crystal River | Crystal River, Florida | 16 TWh | Sep 1966 | Jun 2026 | Natural Gas : 69.8% Bituminous Coal : 30.0% |
| Diablo Canyon | Avila Beach, California | 18 TWh | Apr 1985 | Jun 2026 | Nuclear |
| Donald C Cook | Bridgman, Michigan | 19 TWh | Jul 1975 | Jun 2026 | Nuclear |
| Dresden Generating Station | Morris, Illinois | 15 TWh | Jul 1970 | Jun 2026 | Nuclear |
| Edwin I Hatch | Baxley, Georgia | 14 TWh | Nov 1975 | Jun 2026 | Nuclear |
| Gavin Power, LLC | Cheshire, Ohio | 13 TWh | Sep 1974 | Jun 2026 | Bituminous Coal : 99.6% |
| Grand Coulee | Grand Coulee, Washington | 19 TWh | Feb 1941 | Jun 2026 | Water |
| Guernsey Power Station | Byesville, Ohio | 12 TWh | Jan 2023 | Jun 2026 | Natural Gas |
| H Allen Franklin Combined Cycle | Smiths, Alabama | 12 TWh | May 2002 | Jun 2026 | Natural Gas |
| Jack McDonough | Smyrna, Georgia | 19 TWh | Apr 1971 | Jun 2026 | Natural Gas |
| James H Miller Jr | Quinton, Alabama | 19 TWh | Sep 1978 | Jun 2026 | Subbituminous Coal : 99.0% Natural Gas : 1.0% |
| Joseph M Farley | Columbia, Alabama | 15 TWh | Nov 1977 | Jun 2026 | Nuclear |
| Labadie | Labadie, Missouri | 15 TWh | May 1970 | Jun 2026 | Subbituminous Coal : 99.9% |
| LaSalle Generating Station | Marseilles, Illinois | 18 TWh | Dec 1983 | Jun 2026 | Nuclear |
| Limerick | Sanatoga, Pennsylvania | 19 TWh | Jan 1986 | Jun 2026 | Nuclear |
| McGuire | Huntersville, North Carolina | 19 TWh | Aug 1981 | Jun 2026 | Nuclear |
| Millstone | Waterford, Connecticut | 17 TWh | Nov 1975 | Jun 2026 | Nuclear |
| Monroe (MI) | Monroe, Michigan | 15 TWh | Oct 1969 | Jun 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 | Jun 2026 | Nuclear |
| North Anna | Mineral, Virginia | 16 TWh | May 1978 | Jun 2026 | Nuclear |
| Oak Grove (TX) | Franklin, Texas | 12 TWh | Mar 2010 | Jun 2026 | Lignite Coal : 99.2% Natural Gas : 0.8% |
| Oconee | Seneca, South Carolina | 22 TWh | Jun 1973 | Jun 2026 | Nuclear |
| Palo Verde | Wintersburg, Arizona | 31 TWh | Dec 1985 | Jun 2026 | Nuclear |
| Peach Bottom | Delta, Pennsylvania | 22 TWh | Jun 1974 | Jun 2026 | Nuclear |
| Prairie State Generating Station | Marissa, Illinois | 12 TWh | May 2012 | Jun 2026 | Bituminous Coal : 99.8% |
| PSEG Salem Generating Station | Hancocks Bridge, New Jersey | 19 TWh | May 1971 | Jun 2026 | Nuclear |
| Quad Cities Generating Station | Cordova, Illinois | 15 TWh | Nov 1972 | Jun 2026 | Nuclear |
| Robert Moses Niagara | Lewiston, New York | 14 TWh | Dec 1960 | Jun 2026 | Water |
| Sequoyah | Soddy Daisy, Tennessee | 18 TWh | Jun 1981 | Jun 2026 | Nuclear |
| South Texas Project | Wadsworth, Texas | 20 TWh | Jul 1988 | Jun 2026 | Nuclear |
| St Lucie | Jensen Beach, Florida | 15 TWh | Apr 1976 | Jun 2026 | Nuclear |
| Surry | Surry, Virginia | 12 TWh | Nov 1972 | Jun 2026 | Nuclear |
| TalenEnergy Susquehanna | Berwick, Pennsylvania | 20 TWh | May 1983 | Jun 2026 | Nuclear |
| Turkey Point | Homestead, Florida | 20 TWh | Mar 1967 | Jun 2026 | Nuclear : 64.6% Natural Gas : 35.4% |
| Union Power Station | El Dorado, Arkansas | 13 TWh | Dec 2002 | Jun 2026 | Natural Gas |
| Vogtle | Waynesboro, Georgia | 37 TWh | Apr 1987 | Jun 2026 | Nuclear |
| W A Parish | Thompsons, Texas | 14 TWh | May 1958 | Jun 2026 | Subbituminous Coal : 81.2% Natural Gas : 18.8% |
| Watts Bar Nuclear Plant | Spring City, Tennessee | 20 TWh | Apr 1996 | Jun 2026 | Nuclear |
| West County Energy Center | Loxahatchee, Florida | 18 TWh | Jul 2009 | Jun 2026 | Natural Gas |