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 |
|---|---|---|---|---|---|---|---|---|
| Granite Mountain Solar West, LLC | Boston, MA | Independent Power Producer | - | - | - | Sep 2025 | $2.12M | |
| Granite Reliable Power | Millinocket, ME | Independent Power Producer | - | - | Dec 2020 | Sep 2025 | $5.21M | |
| Grant Wind, LLC | Charlottesville, VA | Independent Power Producer | - | - | - | Sep 2025 | $3.12M | |
| Graphite Solar I, LLC | Charlotte, NC | - | - | - | Sep 2025 | $1.50M | ||
| Gravel Pit Solar III, LLC | New York, NY | - | - | - | Sep 2025 | $1.02M | ||
| Gravel Pit Solar IV, LLC | New York, NY | - | - | - | Sep 2025 | $1.79M | ||
| Gray County Wind Energy LLC | Juno Beach, FL | Independent Power Producer | 1 | 289.4 GWh | Dec 2024 | Sep 2025 | $1.44M | |
| Gray Hawk Solar, LLC | New York, NY | Independent Power Producer | 1 | 144.1 GWh | Dec 2025 | Sep 2025 | $2.41M | |
| Grayling Generating Station Limited Partnership | ANN Arbor, MI | - | - | - | Sep 2025 | $4.57M | ||
| Grays Harbor Energy LLC | Chicago, IL | - | - | - | Sep 2025 | $43.98M | ||
| Grazing Yak Solar, LLC | Juno Beach, FL | Independent Power Producer | 1 | 81.2 GWh | Dec 2025 | Sep 2025 | $781.54k | |
| Great American Gas & Electric, LLC | Harrison, NY | - | - | - | Sep 2025 | $589.05k | $2.50M | |
| Great Bay Solar I LLC | Oakville, ON | Independent Power Producer | 1 | 142.9 GWh | Dec 2025 | Sep 2025 | $2.34M | |
| Great Bay Solar II, LLC | Oakville, ON | - | - | - | Sep 2025 | $1.37M | ||
| Great Lakes Hydro America LLC | Millinocket, ME | Independent Power Producer | 2 | 786.6 GWh | Dec 2024 | Sep 2025 | $9.59M | |
| Great River Hydro, LLC | Westborough, MA | Independent Power Producer | 13 | 1.8 TWh | Dec 2024 | Sep 2025 | $44.29M | |
| Green River Solar, LLC | Juno Beach, FL | Independent Power Producer | 1 | 271.0 GWh | Dec 2025 | Sep 2025 | $3.39M | |
| Griffith Energy LLC | Kingman, AZ | Independent Power Producer | 1 | 4.2 TWh | Dec 2025 | Sep 2025 | $25.28M | $13.33k |
| Grissom Solar, LLC | Asheville, NC | Independent Power Producer | 1 | 10.6 GWh | Dec 2024 | Sep 2025 | $507.31k | |
| Groton Bess 1 LLC | Arlington, VA | Independent Power Producer | 1 | -117.0 MWh | Dec 2024 | Sep 2025 | $33.37k | |
| Groton Bess 2 LLC | Arlington, VA | Independent Power Producer | 1 | -147.0 MWh | Dec 2024 | Sep 2025 | $28.83k | |
| Groton Station Fuel Cell, LLC | Danbury, CT | Independent Power Producer | 1 | 44.3 GWh | Dec 2024 | Sep 2025 | $483.85k | |
| Groton Wind, LLC | Portland, OR | - | - | - | Sep 2025 | $1.21M | ||
| GRP Franklin, LLC | Carnesville, GA | - | - | - | Sep 2025 | $8.34M | ||
| GRP Madison, LLC | Colbert, GA | - | - | - | Sep 2025 | $8.27M | ||
| Gulf Coast Solar Center II, LLC | Scottsdale, AZ | - | - | - | Sep 2025 | $1.67M | ||
| Gulf Coast Solar Center III, LLC | Scottsdale, AZ | - | - | - | Sep 2025 | $2.01M | ||
| Gunsight Solar, LLC | Asheville, NC | Independent Power Producer | 1 | 182.7 GWh | Dec 2025 | Sep 2025 | $1.56M | |
| Guzman Western Slope LLC | Denver, CO | - | - | - | Sep 2025 | $6.42M | ||
| Hampshire Power Corporation | Birmingham, AL | - | - | - | Sep 2025 | $216.86k | $1.96M | |
| Hancock County Wind, LLC | Juno Beach, FL | - | - | - | Sep 2025 | $1.32M | ||
| Hancock Wind LLC | Boston,, MA | Independent Power Producer | - | - | - | Sep 2025 | $1.15M | |
| Handsome Lake Energy LLC | Baltimore, MD | Independent Power Producer | 1 | 95.2 GWh | Dec 2024 | Sep 2025 | $1.97M | |
| Happy Jack Windpower, LLC | Charlotte, NC | - | - | - | Sep 2025 | $687.66k | ||
| Happy Solar 1, LLC | San Francisco, CA | - | - | - | Sep 2025 | $517.02k | ||
| Harborside Energy, LLC | Brooklyn, NY | - | - | - | Sep 2025 | $21.05k | ||
| Hardee Power Partners Limited | Chicago, IL | - | - | - | Sep 2025 | $8.53M | ||
| Hardscrabble Wind Power LLC | Portland, OR | - | - | - | Sep 2025 | $1.68M | ||
| Hardy Hills Solar LLC | Frankfort, IN | Investor-Owned Utility | 1 | 371.2 GWh | Dec 2025 | Sep 2025 | $4.20M | |
| Harmony Florida Solar II, LLC | Juno Beach, FL | Independent Power Producer | 1 | 194.0 GWh | Dec 2025 | Sep 2025 | $1.90M | |
| Harmony Florida Solar LLC | Juno Beach, FL | Independent Power Producer | 1 | 189.0 GWh | Dec 2025 | Sep 2025 | $1.94M | |
| Harquahala Sun 1, LLC | Dana Point, CA | - | - | - | Sep 2025 | $1.25M | ||
| Harquahala Sun 2, LLC | Dana Point, CA | - | - | - | Sep 2025 | $20.95M | ||
| Harts Mills Solar, LLC | Santa Monica, CA | Independent Power Producer | 1 | 182.0 GWh | Dec 2025 | Sep 2025 | $2.21M | |
| Harvard Dedicated Energy Limited | Cambridge, MA | - | - | - | Sep 2025 | $1.78M | $1.66M | |
| Harvest Gold Solar Power, LLC | Boston, MA | Independent Power Producer | 1 | 190.6 GWh | Dec 2025 | Sep 2025 | $2.62M | |
| Harvest Windfarm, LLC | Baltimore, MD | Independent Power Producer | 1 | 125.2 GWh | Dec 2024 | Sep 2025 | $1.48M | |
| Hatch Solar Energy Center I, LLC | Juno Beach, FL | Independent Power Producer | 1 | 11.1 GWh | Dec 2025 | Sep 2025 | $368.63k | |
| Hatchet Ridge Wind, LLC | Houston, TX | - | - | - | Sep 2025 | $5.73M | ||
| Hattiesburg Farm, LLC | Nashville, TN | Independent Power Producer | 1 | 94.1 GWh | Dec 2025 | Sep 2025 | $1.41M | |
| Hawks Nest Hydro LLC | Queensbury, NY | Independent Power Producer | 2 | 485.3 GWh | Dec 2024 | Sep 2025 | $5.99M | |
| Hawtree Creek Farm Solar, LLC | Houston, TX | Independent Power Producer | 1 | 131.7 GWh | Dec 2025 | Sep 2025 | $2.07M | |
| Hay Canyon Wind LLC | Portland, OR | - | - | - | Sep 2025 | $3.53M | $367.53k | |
| HDSI, LLC | Delray, FL | - | - | - | Sep 2025 | $3.89M | ||
| Heartland Divide Wind II, LLC | Juno Beach, FL | - | - | - | Sep 2025 | $4.21M | ||
| Heartland Divide Wind Project, LLC | Juno Beach, FL | Independent Power Producer | 1 | 463.1 GWh | Dec 2025 | Sep 2025 | $2.57M | |
| Heber Geothermal Company LLC | Reno, NV | - | - | - | Sep 2025 | $8.15M | ||
| Hecate Energy Albany 1 LLC | Chicago, IL | Independent Power Producer | - | - | - | Sep 2025 | $363.07k | |
| Hecate Energy Albany 2 LLC | Montpelier, VT | - | - | - | Sep 2025 | $485.22k | ||
| Hecate Energy Highland LLC | New York, NY | Independent Power Producer | 1 | 625.9 GWh | Dec 2025 | Sep 2025 | $7.44M | |
| Helix Maine Wind Development, LLC | Chain Of Ponds TWP., ME | Independent Power Producer | 1 | 282.1 GWh | Dec 2025 | Sep 2025 | $3.28M | |
| Henrietta D Energy Storage LLC | New York, NY | Independent Power Producer | - | - | - | Sep 2025 | $86.67k | |
| Hibbing Public Utilities COMM | Hibbing, MN | Municipally-Owned Utility | 1 | 42.7 GWh | Dec 2024 | Sep 2025 | $1.22M | |
| Hickory Park Solar, LLC | Chicago, IL | - | - | - | Sep 2025 | $3.06M | ||
| Hickory Solar LLC | Houston, TX | Independent Power Producer | 1 | 259.3 GWh | Dec 2025 | Sep 2025 | $2.43M | |
| High Banks Wind, LLC | Juno Beach, FL | Independent Power Producer | 1 | 2.7 TWh | Dec 2025 | Sep 2025 | $26.44M | |
| High Lonesome Mesa, LLC | Scottsdale, AZ | Independent Power Producer | 1 | 381.7 GWh | Dec 2024 | Sep 2025 | $2.75M | |
| High Majestic Wind I, LLC | Juno Beach, FL | - | - | - | Sep 2025 | $5.21M | ||
| High Majestic Wind II, LLC | Juno Beach, FL | - | - | - | Sep 2025 | $1.64M | ||
| High Mesa Energy, LLC | Baltimore, MD | Independent Power Producer | 1 | 84.3 GWh | Dec 2025 | Sep 2025 | $1.07M | |
| High Plains Ranch II, LLC | Richmond, CA | Independent Power Producer | - | - | Dec 2020 | Sep 2025 | $26.34M | |
| High Point Solar LLC | Chicago, IL | - | - | - | Sep 2025 | $2.07M | ||
| High Prairie Wind Farm II LLC | St Paul, MN | Independent Power Producer | 1 | 326.7 GWh | Dec 2024 | Sep 2025 | $3.17M | |
| High River Energy Center, LLC | Juno Beach, FL | Independent Power Producer | 1 | 160.9 GWh | Dec 2025 | Sep 2025 | $2.25M | |
| High Sierra Limited | Bakersfield, CA | Independent Power Producer | - | - | Dec 2015 | Sep 2025 | $1.76M | |
| High Winds, LLC | Juno Beach, FL | - | - | - | Sep 2025 | $4.39M | ||
| Highest Power Solar, LLC | Asheville, NC | Independent Power Producer | 1 | 94.9 GWh | Dec 2025 | Sep 2025 | $1.32M | |
| Highlander Solar Energy Station 1, LLC | Louisville, CO | - | - | - | Sep 2025 | $3.45M | ||
| Hillcrest Solar I, LLC | San Diego, CA | Independent Power Producer | 1 | 374.5 GWh | Dec 2025 | Sep 2025 | $3.76M | |
| Hog Creek Wind Project LLC | Houston, TX | Independent Power Producer | 1 | 222.0 GWh | Dec 2025 | Sep 2025 | $3.00M | |
| Honeysuckle Solar, LLC | San Francisco, CA | - | - | - | Sep 2025 | $3.91M | ||
| Hornshadow Solar, LLC | New York, NY | Independent Power Producer | 1 | 149.1 GWh | Dec 2025 | Sep 2025 | ||
| Horseshoe Bend Wind, LLC | Gatineau, QC | - | - | - | Sep 2025 | $21.46M | ||
| Horseshoe Solar, LLC | New York, NY | Independent Power Producer | 1 | 203.1 GWh | Dec 2025 | Sep 2025 | $2.16M | |
| Hudson Ranch Power I LLC | Calipatria, CA | Independent Power Producer | 2 | 472.5 GWh | Dec 2025 | Sep 2025 | $15.50M | |
| Hudson Transmission Partners, LLC | Fairfield, CT | - | - | - | Sep 2025 | $21.71M | ||
| Hunter Solar LLC | New York, NY | Independent Power Producer | 2 | 481.9 GWh | Dec 2025 | Sep 2025 | $3.99M | |
| Hunterstown Generation, LLC | Gettysburg, PA | Independent Power Producer | 1 | 6.4 TWh | Dec 2025 | Sep 2025 | $74.51M | |
| Huntley Solar, LLC | Austin, TX | - | - | - | Sep 2025 | $600.00k | ||
| Hxoap Solar One, LLC | Charlotte, NC | Independent Power Producer | - | - | Dec 2021 | Sep 2025 | $968.35k | |
| Id Solar 1, LLC | Charlotte,, NC | Independent Power Producer | - | - | - | Sep 2025 | $2.10M | |
| Illinois Winds LLC | Glenns Ferry, ID | Independent Power Producer | - | - | - | Sep 2025 | $1.82M | |
| Imperial Valley Solar 1, LLC | Gatineau, QC | - | - | - | Sep 2025 | $12.41M | ||
| Imperial Valley Solar 2, LLC | New York, NY | Independent Power Producer | - | - | Dec 2021 | Sep 2025 | $8.48M | |
| Imperial Valley Solar 3, LLC | Scottsdale, AZ | Independent Power Producer | 1 | 708.6 GWh | Dec 2025 | Sep 2025 | $13.55M | |
| Imperial Valley Solar Company (IVSC) 2, LLC | New York, NY | - | - | - | Sep 2025 | $1.23M | ||
| Indeck Energy Services Of Silver Springs, Inc. | Silver Springs, NY | - | - | - | Sep 2025 | $1.44M | ||
| Indeck-Olean Ltd Partnership | Buffalo Grove, IL | Independent Power Producer | 1 | 37.0 GWh | Dec 2024 | Sep 2025 | $1.83M | |
| Indeck-Oswego Ltd Partnership | Buffalo Grove, IL | Independent Power Producer | 1 | 54.0 GWh | Dec 2024 | Sep 2025 | $1.21M | |
| Indeck-Yerkes Ltd Partnership | Buffalo Grove, IL | Independent Power Producer | 1 | 23.3 GWh | Dec 2024 | Sep 2025 | $927.83k |
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 | Dec 2025 | Nuclear |
| Barry | Bucks, Alabama | 12 TWh | Jan 1954 | Dec 2025 | Natural Gas : 94.9% Bituminous Coal : 5.1% |
| Beaver Valley | Shippingport, Pennsylvania | 15 TWh | Aug 1976 | Dec 2025 | Nuclear |
| Bowen | Cartersville, Georgia | 12 TWh | Sep 1971 | Dec 2025 | Bituminous Coal : 99.8% |
| Braidwood Generation Station | Braceville, Illinois | 20 TWh | Jun 1988 | Dec 2025 | Nuclear |
| Browns Ferry | Decatur, Alabama | 30 TWh | Jul 1974 | Dec 2025 | Nuclear |
| Brunswick Nuclear | Southport, North Carolina | 16 TWh | Oct 1975 | Dec 2025 | Nuclear |
| Byron Generating Station | Byron, Illinois | 20 TWh | Aug 1985 | Dec 2025 | Nuclear |
| Calvert Cliffs Nuclear Power Plant | Lusby, Maryland | 15 TWh | Apr 1975 | Dec 2025 | Nuclear |
| Catawba | York, South Carolina | 19 TWh | May 1985 | Dec 2025 | Nuclear |
| Comanche Peak | Glen Rose, Texas | 20 TWh | Jul 1990 | Dec 2025 | Nuclear |
| Crystal River | Crystal River, Florida | 15 TWh | Sep 1966 | Dec 2025 | Natural Gas : 74.9% Bituminous Coal : 24.9% |
| Diablo Canyon | Avila Beach, California | 18 TWh | Apr 1985 | Dec 2025 | Nuclear |
| Donald C Cook | Bridgman, Michigan | 18 TWh | Jul 1975 | Dec 2025 | Nuclear |
| Dresden Generating Station | Morris, Illinois | 15 TWh | Jul 1970 | Dec 2025 | Nuclear |
| Edwin I Hatch | Baxley, Georgia | 14 TWh | Nov 1975 | Dec 2025 | Nuclear |
| Gavin Power, LLC | Cheshire, Ohio | 13 TWh | Sep 1974 | Dec 2025 | Bituminous Coal : 99.5% Distillate Fuel Oil : 0.5% |
| Grand Coulee | Grand Coulee, Washington | 16 TWh | Feb 1941 | Dec 2025 | Water |
| Grand Gulf | Port Gibson, Mississippi | 11 TWh | Jun 1985 | Dec 2025 | Nuclear |
| H Allen Franklin Combined Cycle | Smiths, Alabama | 12 TWh | May 2002 | Dec 2025 | Natural Gas |
| Hines Energy Complex | Bartow, Florida | 12 TWh | Mar 1999 | Dec 2025 | Natural Gas |
| Jack McDonough | Smyrna, Georgia | 17 TWh | Apr 1971 | Dec 2025 | Natural Gas |
| James H Miller Jr | Quinton, Alabama | 19 TWh | Sep 1978 | Dec 2025 | Subbituminous Coal : 99.2% Natural Gas : 0.8% |
| Joseph M Farley | Columbia, Alabama | 13 TWh | Nov 1977 | Dec 2025 | Nuclear |
| Labadie | Labadie, Missouri | 17 TWh | May 1970 | Dec 2025 | Subbituminous Coal : 99.9% |
| LaSalle Generating Station | Marseilles, Illinois | 19 TWh | Dec 1983 | Dec 2025 | Nuclear |
| Limerick | Sanatoga, Pennsylvania | 19 TWh | Jan 1986 | Dec 2025 | Nuclear |
| McGuire | Huntersville, North Carolina | 20 TWh | Aug 1981 | Dec 2025 | Nuclear |
| Millstone | Waterford, Connecticut | 17 TWh | Nov 1975 | Dec 2025 | Nuclear |
| Monroe (MI) | Monroe, Michigan | 16 TWh | Oct 1969 | Dec 2025 | Subbituminous Coal : 74.7% Bituminous Coal : 16.0% Petroleum Coke : 9.1% |
| Nine Mile Point Nuclear Station | Lycoming, New York | 16 TWh | Nov 1969 | Dec 2025 | Nuclear |
| North Anna | Mineral, Virginia | 15 TWh | May 1978 | Dec 2025 | Nuclear |
| Oconee | Seneca, South Carolina | 22 TWh | Jun 1973 | Dec 2025 | Nuclear |
| Okeechobee Clean Energy Center | Okeechobee, Florida | 12 TWh | Feb 2019 | Dec 2025 | Natural Gas |
| Palo Verde | Wintersburg, Arizona | 31 TWh | Dec 1985 | Dec 2025 | Nuclear |
| Peach Bottom | Delta, Pennsylvania | 22 TWh | Jun 1974 | Dec 2025 | Nuclear |
| Prairie State Generating Station | Marissa, Illinois | 12 TWh | May 2012 | Dec 2025 | Bituminous Coal : 99.8% |
| PSEG Salem Generating Station | Hancocks Bridge, New Jersey | 19 TWh | May 1971 | Dec 2025 | Nuclear |
| Quad Cities Generating Station | Cordova, Illinois | 15 TWh | Nov 1972 | Dec 2025 | Nuclear |
| Robert Moses Niagara | Lewiston, New York | 14 TWh | Dec 1960 | Dec 2025 | Water |
| Sequoyah | Soddy Daisy, Tennessee | 13 TWh | Jun 1981 | Dec 2025 | Nuclear |
| South Texas Project | Wadsworth, Texas | 22 TWh | Jul 1988 | Dec 2025 | Nuclear |
| St Lucie | Jensen Beach, Florida | 16 TWh | Apr 1976 | Dec 2025 | Nuclear |
| Surry | Surry, Virginia | 13 TWh | Nov 1972 | Dec 2025 | Nuclear |
| TalenEnergy Susquehanna | Berwick, Pennsylvania | 19 TWh | May 1983 | Dec 2025 | Nuclear |
| Turkey Point | Homestead, Florida | 21 TWh | Mar 1967 | Dec 2025 | Nuclear : 68.7% Natural Gas : 31.3% |
| Vogtle | Waynesboro, Georgia | 37 TWh | Apr 1987 | Dec 2025 | Nuclear |
| W A Parish | Thompsons, Texas | 16 TWh | May 1958 | Dec 2025 | Subbituminous Coal : 83.3% Natural Gas : 16.7% |
| Watts Bar Nuclear Plant | Spring City, Tennessee | 16 TWh | Apr 1996 | Dec 2025 | Nuclear |
| West County Energy Center | Loxahatchee, Florida | 19 TWh | Jul 2009 | Dec 2025 | Natural Gas : 99.9% |