Directory of Power Plants in the United States
| Plant Name | Utility | Location | Balancing Authority | Annual Generation | Plant Date | Last Update | Fuel Types |
|---|---|---|---|---|---|---|---|
| Southwick Solar PV | NSTAR Electric Company | Southwick, MA | ISO New England (ISNE) | 8.0 GWh | Dec 2018 | Jun 2026 | Solar |
| Montague Site 36-Grosolar | NSTAR Electric Company | Millers Falls, MA | ISO New England (ISNE) | 5.8 GWh | Sep 2018 | Jun 2026 | Solar |
| Kossuth | Wisconsin Power & Light Co | Lu Verne, IA | Midcontinent Independent System Operator, Inc. (MISO) | 541.3 GWh | Sep 2020 | Jun 2026 | Wind |
| WED Green Hill, LLC | WED Green Hill, LLC | Johnston, RI | ISO New England (ISNE) | 6.2 GWh | Dec 2018 | Jun 2026 | Wind |
| WED Shun I, LLC | WED Shun I, LLC | Johnston, RI | ISO New England (ISNE) | 7.3 GWh | Dec 2018 | Jun 2026 | Wind |
| Strauss Wind Farm | Strauss Wind LLC | Lompoc, CA | California Independent System Operator (CISO) | 189.1 GWh | Nov 2023 | Jun 2026 | Wind |
| Arbor Hill Wind Farm | MidAmerican Energy Co | Greenfield, IA | Midcontinent Independent System Operator, Inc. (MISO) | 1.1 TWh | Nov 2018 | Jun 2026 | Wind |
| North English | MidAmerican Energy Co | Montezuma, IA | Midcontinent Independent System Operator, Inc. (MISO) | 1.3 TWh | Nov 2018 | Jun 2026 | Wind |
| Rambler | Deriva Energy | San Angelo, TX | Electric Reliability Council of Texas, Inc. (ERCO) | 351.4 GWh | May 2020 | Jun 2026 | Solar |
| Amadeus Wind Farm | Amadeus Wind LLC | Rotan, TX | Electric Reliability Council of Texas, Inc. (ERCO) | 694.5 GWh | Nov 2020 | Jun 2026 | Wind |
| Meridian III | SR Meridian III, LLC | Meridian, MS | Southern Company Services, Inc. - Trans (SOCO) | 118.4 GWh | Nov 2019 | Jun 2026 | Solar |
| Meridian II | SR Meridian II, LLC | Meridian, MS | Tennessee Valley Authority (TVA) | 6.4 GWh | Sep 2019 | Jun 2026 | Solar |
| Snipesville | SR Snipesville, LLC | Denton, GA | Southern Company Services, Inc. - Trans (SOCO) | 179.3 GWh | Nov 2020 | Jun 2026 | Solar |
| SR Jonesborough | SR Jonesborough II, LLC | Jonesborough, TN | Tennessee Valley Authority (TVA) | 7.5 GWh | Nov 2018 | Jun 2026 | Solar |
| Barry | Alabama Power Co | Bucks, AL | Southern Company Services, Inc. - Trans (SOCO) | 13.4 TWh | Jan 1954 | Jun 2026 | Natural Gas : 97.3% Bituminous Coal : 2.7% |
| Greene County | Alabama Power Co | Demopolis, AL | Southern Company Services, Inc. - Trans (SOCO) | 887.2 GWh | May 1965 | Jun 2026 | Natural Gas : 99.9% |
| E C Gaston | Alabama Power Co | Wilsonville, AL | Southern Company Services, Inc. - Trans (SOCO) | 3.5 TWh | Apr 1960 | Jun 2026 | Natural Gas : 52.4% Bituminous Coal : 47.6% |
| Browns Ferry | Tennessee Valley Authority | Decatur, AL | Tennessee Valley Authority (TVA) | 31.0 TWh | Jul 1974 | Jun 2026 | Nuclear |
| J K Smith | East Kentucky Power Coop, Inc | Winchester, KY | PJM Interconnection, LLC (PJM) | 1.0 TWh | Dec 1998 | Jun 2026 | Natural Gas : 99.7% |
| Lowman Energy Center | PowerSouth Energy Cooperative | Leroy, AL | Southern Company Services, Inc. - Trans (SOCO) | 4.2 TWh | May 1969 | Jun 2026 | Natural Gas |
| Whelan Energy Center | City of Hastings - (NE) | Hastings, NE | Southwest Power Pool (SWPP) | 1.3 TWh | Jun 1981 | Jun 2026 | Subbituminous Coal : 99.8% |
| J S Eastwood | Southern California Edison Co | Shaver Lake, CA | California Independent System Operator (CISO) | 108.6 GWh | Nov 1987 | Jun 2026 | Water |
| Holcomb | Sunflower Electric Power Corp | Holcomb, KS | Southwest Power Pool (SWPP) | 1.4 TWh | Jul 1983 | Jun 2026 | Subbituminous Coal : 99.4% Natural Gas : 0.6% |
| Ocotillo | Arizona Public Service Co | Tempe, AZ | Arizona Public Service Company (AZPS) | 370.6 GWh | Feb 1960 | Jun 2026 | Natural Gas |
| West Phoenix | Arizona Public Service Co | Phoenix, AZ | Arizona Public Service Company (AZPS) | 3.4 TWh | Apr 1972 | Jun 2026 | Natural Gas |
| Yucca | Arizona Public Service Co | Yuma, AZ | Arizona Public Service Company (AZPS) | 168.5 GWh | Mar 1959 | Jun 2026 | Natural Gas : 98.3% Distillate Fuel Oil : 1.7% |
| H Wilson Sundt Generating Station | Tucson Electric Power Co | Tucson, AZ | Tucson Electric Power (TEPC) | 1.9 TWh | Nov 1958 | Jun 2026 | Natural Gas |
| Cross | South Carolina Public Service Authority | Cross, SC | South Carolina Public Service Authority (SC) | 7.9 TWh | Apr 1984 | Jun 2026 | Bituminous Coal : 99.5% Distillate Fuel Oil : 0.5% |
| Seminole (FL) | Seminole Electric Cooperative Inc | Palatka, FL | Seminole Electric Cooperative (SEC) | 9.8 TWh | Jan 1984 | Jun 2026 | Natural Gas : 64.5% Bituminous Coal : 35.4% |
| Agua Fria | Salt River Project | Glendale, AZ | Salt River Project Agricultural Improvement and Power District (SRP) | 221.4 GWh | Mar 1957 | Jun 2026 | Natural Gas : 99.9% |
| Horse Mesa | Salt River Project | Apache Junction, AZ | Salt River Project Agricultural Improvement and Power District (SRP) | 93.2 GWh | Mar 1927 | Jun 2026 | Water |
| Kyrene | Salt River Project | Tempe, AZ | Salt River Project Agricultural Improvement and Power District (SRP) | 1.3 TWh | Jun 1952 | Jun 2026 | Natural Gas |
| Mormon Flat | Salt River Project | Apache Junction, AZ | Salt River Project Agricultural Improvement and Power District (SRP) | 44.1 GWh | Apr 1926 | Jun 2026 | Water |
| Glen Canyon Dam | U S Bureau of Reclamation | Page, AZ | Western Area Power Administration - Desert Southwest Region (WALC) | 2.3 TWh | Aug 1964 | Jun 2026 | Water |
| Hoover Dam (NV) | U S Bureau of Reclamation | Boulder City, NV | Western Area Power Administration - Desert Southwest Region (WALC) | 1.3 TWh | Aug 1936 | Jun 2026 | Water |
| Apache Station | Arizona Electric Pwr Coop Inc | Cochise, AZ | Western Area Power Administration - Desert Southwest Region (WALC) | 2.0 TWh | Jan 1963 | Jun 2026 | Natural Gas : 89.5% Subbituminous Coal : 10.5% |
| GREC | Grand River Dam Authority | Chouteau, OK | Southwest Power Pool (SWPP) | 2.8 TWh | May 1981 | Jun 2026 | Natural Gas : 61.7% Subbituminous Coal : 38.3% |
| Degray | USCE -Vickburg District | Arkadelphia, AR | Midcontinent Independent System Operator, Inc. (MISO) | 73.7 GWh | Jan 1972 | Jun 2026 | Water |
| Clinton Power Station | Constellation Nuclear | Clinton, IL | Midcontinent Independent System Operator, Inc. (MISO) | 8.3 TWh | Oct 1987 | Jun 2026 | Nuclear |
| Wolf Creek Generating Station | Wolf Creek Nuclear Optg Corp | Burlington, KS | Southwest Power Pool (SWPP) | 9.3 TWh | Aug 1985 | Jun 2026 | Nuclear |
| Belden | Pacific Gas & Electric Co. | Belden, CA | California Independent System Operator (CISO) | 432.0 GWh | Aug 1969 | Jun 2026 | Water |
| Caribou 2 | Pacific Gas & Electric Co. | Belden, CA | California Independent System Operator (CISO) | 468.5 GWh | Oct 1958 | Jun 2026 | Water |
| Electra | Pacific Gas & Electric Co. | Jackson, CA | California Independent System Operator (CISO) | 256.2 GWh | May 1948 | Jun 2026 | Water |
| Haas | Pacific Gas & Electric Co. | Balch Camp, CA | California Independent System Operator (CISO) | 153.3 GWh | Nov 1958 | Jun 2026 | Water |
| Humboldt Bay | Pacific Gas & Electric Co. | Eureka, CA | California Independent System Operator (CISO) | 319.0 GWh | Aug 2010 | Jun 2026 | Natural Gas : 99.5% Distillate Fuel Oil : 0.5% |
| James B Black | Pacific Gas & Electric Co. | Big Bend, CA | California Independent System Operator (CISO) | 512.8 GWh | Nov 1965 | Jun 2026 | Water |
| Dynegy Moss Landing Power Plant Hybrid | Dynegy -Moss Landing LLC | Moss Landing, CA | California Independent System Operator (CISO) | 1.9 TWh | Nov 1967 | Jun 2026 | Natural Gas |
| Pit 4 | Pacific Gas & Electric Co. | Big Bend, CA | California Independent System Operator (CISO) | 345.6 GWh | Jun 1955 | Jun 2026 | Water |
| Pit 5 | Pacific Gas & Electric Co. | Big Bend, CA | California Independent System Operator (CISO) | 219.5 GWh | Mar 1944 | Jun 2026 | Water |
| Pit 7 | Pacific Gas & Electric Co. | Montgomery Creek, CA | California Independent System Operator (CISO) | 369.6 GWh | Aug 1965 | Jun 2026 | Water |
| Poe | Pacific Gas & Electric Co. | Storrie, CA | California Independent System Operator (CISO) | 212.9 GWh | Sep 1958 | Jun 2026 | Water |
| Rock Creek | Pacific Gas & Electric Co. | Storrie, CA | California Independent System Operator (CISO) | 448.9 GWh | Feb 1950 | Jun 2026 | Water |
| Geysers Unit 5-20 | Geysers Power Co LLC | Middletown, CA | California Independent System Operator (CISO) | 4.2 TWh | Mar 1971 | Jun 2026 | Geothermal |
| Limestone | NRG Texas Power LLC | Jewett, TX | Electric Reliability Council of Texas, Inc. (ERCO) | 6.8 TWh | Nov 1985 | Jun 2026 | Subbituminous Coal : 99.3% Natural Gas : 0.7% |
| AES Alamitos LLC | AES Alamitos LLC | Long Beach, CA | California Independent System Operator (CISO) | 13.4 GWh | Aug 1956 | Jun 2026 | Natural Gas |
| Big Creek 3 | Southern California Edison Co | Auberry, CA | California Independent System Operator (CISO) | 747.9 GWh | Aug 1923 | Jun 2026 | Water |
| Big Creek 4 | Southern California Edison Co | North Fork, CA | California Independent System Operator (CISO) | 397.6 GWh | May 1951 | Jun 2026 | Water |
| Big Creek 2A | Southern California Edison Co | Auberry, CA | California Independent System Operator (CISO) | 302.6 GWh | Jul 1928 | Jun 2026 | Water |
| AES Huntington Beach LLC | AES Huntington Beach LLC | Huntington Beach, CA | California Independent System Operator (CISO) | 4.9 GWh | May 1958 | Jun 2026 | Natural Gas |
| Mammoth Pool | Southern California Edison Co | North Fork, CA | California Independent System Operator (CISO) | 571.5 GWh | Feb 1960 | Jun 2026 | Water |
| Mountainview Generating Station | Southern California Edison Co | Redlands, CA | California Independent System Operator (CISO) | 1.1 TWh | Nov 2005 | Jun 2026 | Natural Gas |
| Columbia Generating Station | Energy Northwest- Columbia | Richland, WA | Bonneville Power Administration (BPAT) | 9.8 TWh | Nov 1984 | Jun 2026 | Nuclear |
| Grayson | City of Glendale - (CA) | Glendale, CA | Los Angeles Department of Water and Power (LDWP) | 8.2 GWh | Nov 1953 | Jun 2026 | Natural Gas |
| Dion R Holm | City & County of San Francisco - (CA) | Groveland, CA | California Independent System Operator (CISO) | 550.4 GWh | Jul 1960 | Jun 2026 | Water |
| Moccasin | City & County of San Francisco - (CA) | Moccasin, CA | California Independent System Operator (CISO) | 308.4 GWh | Jul 1969 | Jun 2026 | Water |
| R C Kirkwood | City & County of San Francisco - (CA) | Groveland, CA | California Independent System Operator (CISO) | 481.5 GWh | Jan 1967 | Jun 2026 | Water |
| El Centro Hybrid | Imperial Irrigation District | El Centro, CA | Imperial Irrigation District (IID) | 913.4 GWh | Jul 1952 | Jun 2026 | Natural Gas |
| Castaic | Los Angeles Department of Water & Power | Castaic, CA | Los Angeles Department of Water and Power (LDWP) | 152.5 GWh | Dec 1971 | Jun 2026 | Water |
| Harbor | Los Angeles Department of Water & Power | Wilmington, CA | Los Angeles Department of Water and Power (LDWP) | 82.3 GWh | Jun 1949 | Jun 2026 | Natural Gas |
| Haynes | Los Angeles Department of Water & Power | Long Beach, CA | Los Angeles Department of Water and Power (LDWP) | 1.2 TWh | Aug 1962 | Jun 2026 | Natural Gas |
| Scattergood | Los Angeles Department of Water & Power | Playa del Rey, CA | Los Angeles Department of Water and Power (LDWP) | 1.4 TWh | Nov 1958 | Jun 2026 | Natural Gas |
| Valley (CA) | Los Angeles Department of Water & Power | Sun Valley, CA | Los Angeles Department of Water and Power (LDWP) | 1.1 TWh | Jul 2001 | Jun 2026 | Natural Gas |
| Middle Fork | Placer County Water Agency - (CA) | Foresthill, CA | California Independent System Operator (CISO) | 434.8 GWh | Sep 1966 | Jun 2026 | Water |
| Camino | Sacramento Municipal Util Dist | Camino, CA | Balancing Authority of Northern California (BANC) | 288.9 GWh | Sep 1963 | Jun 2026 | Water |
| Jaybird | Sacramento Municipal Util Dist | Camino, CA | Balancing Authority of Northern California (BANC) | 441.8 GWh | Mar 1961 | Jun 2026 | Water |
| White Rock/Slab Creek | Sacramento Municipal Util Dist | Placerville, CA | Balancing Authority of Northern California (BANC) | 438.7 GWh | Jan 1968 | Jun 2026 | Water |
| Devil Canyon | California Dept. of Water Resources | San Bernardino, CA | California Independent System Operator (CISO) | 780.4 GWh | Nov 1972 | Jun 2026 | Water |
| Edward C Hyatt | California Dept. of Water Resources | Oroville, CA | California Independent System Operator (CISO) | 2.1 TWh | Feb 1968 | Jun 2026 | Water |
| Thermalito | California Dept. of Water Resources | Oroville, CA | California Independent System Operator (CISO) | 303.2 GWh | Jan 1968 | Jun 2026 | Water |
| Don Pedro | Turlock Irrigation District | La Grange, CA | Turlock Irrigation District (TIDC) | 285.6 GWh | Apr 1971 | Jun 2026 | Water |
| Folsom | U S Bureau of Reclamation | Folsom, CA | Balancing Authority of Northern California (BANC) | 535.7 GWh | Apr 1955 | Jun 2026 | Water |
| Judge F Carr | U S Bureau of Reclamation | French Gulch, CA | Balancing Authority of Northern California (BANC) | 396.5 GWh | Apr 1963 | Jun 2026 | Water |
| Keswick | U S Bureau of Reclamation | Redding, CA | Balancing Authority of Northern California (BANC) | 399.3 GWh | Sep 1949 | Jun 2026 | Water |
| Nimbus | U S Bureau of Reclamation | Folsom, CA | Balancing Authority of Northern California (BANC) | 50.6 GWh | Apr 1955 | Jun 2026 | Water |
| Shasta | U S Bureau of Reclamation | Redding, CA | Balancing Authority of Northern California (BANC) | 2.0 TWh | May 1944 | Jun 2026 | Water |
| Parker Dam | U S Bureau of Reclamation | Parker, CA | Western Area Power Administration - Desert Southwest Region (WALC) | 362.3 GWh | Nov 1942 | Jun 2026 | Water |
| Spring Creek | U S Bureau of Reclamation | Redding, CA | Balancing Authority of Northern California (BANC) | 462.6 GWh | Dec 1963 | Jun 2026 | Water |
| Trinity | U S Bureau of Reclamation | Weaverville, CA | Balancing Authority of Northern California (BANC) | 486.5 GWh | Jan 1964 | Jun 2026 | Water |
| Cabin Creek | Public Service Co of Colorado | Georgetown, CO | Public Service Company of Colorado (PSCO) | 113.2 GWh | May 1967 | Jun 2026 | Water |
| Cherokee | Public Service Co of Colorado | Denver, CO | Public Service Company of Colorado (PSCO) | 3.4 TWh | May 1962 | Jun 2026 | Natural Gas |
| Comanche (CO) | Public Service Co of Colorado | Pueblo, CO | Western Area Power Administration - Rocky Mountain Region (WACM) | 2.0 TWh | May 1973 | Jun 2026 | Subbituminous Coal : 94.9% Natural Gas : 5.1% |
| Valmont | Public Service Co of Colorado | Boulder, CO | Public Service Company of Colorado (PSCO) | 16.2 GWh | Apr 1964 | Jun 2026 | Natural Gas |
| South Plant (CO) | City of Colorado Springs - (CO) | Colorado Springs, CO | Western Area Power Administration - Rocky Mountain Region (WACM) | 161.9 GWh | Oct 1962 | Jun 2026 | Natural Gas : 99.9% |
| Flatiron | U S Bureau of Reclamation | Loveland, CO | Western Area Power Administration - Rocky Mountain Region (WACM) | 207.8 GWh | Dec 1953 | Jun 2026 | Water |
| Hayden | Public Service Co of Colorado | Hayden, CO | Public Service Company of Colorado (PSCO) | 1.5 TWh | Jun 1965 | Jun 2026 | Bituminous Coal : 99.8% |
| McWilliams | PowerSouth Energy Cooperative | Gantt, AL | Southern Company Services, Inc. - Trans (SOCO) | 3.5 TWh | Nov 1954 | Jun 2026 | Natural Gas |
| Rainbow (CT) | Farmington River Power Company | Windsor, CT | ISO New England (ISNE) | 19.9 GWh | Nov 1925 | Jun 2026 | Water |
| Stanton Energy Center | Orlando Utilities Comm | Orlando, FL | Florida Municipal Power Pool (FMPP) | 5.6 TWh | Jun 1987 | Jun 2026 | Bituminous Coal : 57.6% Natural Gas : 41.9% Landfill Gas : 0.5% |
| Millstone | Dominion Energy Nuclear Conn Inc | Waterford, CT | ISO New England (ISNE) | 16.9 TWh | Nov 1975 | Jun 2026 | Nuclear |
| Bridgeport Station | Generation Bridge II Connecticut, LLC | Bridgeport, CT | ISO New England (ISNE) | 3.2 TWh | Jul 1961 | Jun 2026 | Natural Gas : 84.6% Distillate Fuel Oil : 15.4% |
Summary of Power Plants By State
Figures are based on June 2026 generation numbers.| State | Rank | Active Plants | Jun 2026 Generation |
|---|---|---|---|
| Alabama | # 9 | 77 | 12,594.28 GWh |
| Alaska | # 48 | 140 | 563.53 GWh |
| Arizona | # 11 | 199 | 11,138.97 GWh |
| Arkansas | # 21 | 117 | 6,425.86 GWh |
| California | # 4 | 1,744 | 17,197.11 GWh |
| Colorado | # 29 | 309 | 4,933.21 GWh |
| Connecticut | # 34 | 173 | 3,737.86 GWh |
| Delaware | # 49 | 35 | 376.53 GWh |
| District of Columbia | # 51 | 17 | 18.29 GWh |
| Florida | # 2 | 342 | 26,309.59 GWh |
| Georgia | # 7 | 250 | 13,880.75 GWh |
| Hawaii | # 47 | 70 | 767.91 GWh |
| Idaho | # 41 | 152 | 2,099.32 GWh |
| Illinois | # 5 | 494 | 16,673.62 GWh |
| Indiana | # 18 | 222 | 8,401.10 GWh |
| Iowa | # 23 | 297 | 6,139.01 GWh |
| Kansas | # 25 | 188 | 5,758.25 GWh |
| Kentucky | # 22 | 61 | 6,181.49 GWh |
| Louisiana | # 15 | 90 | 9,779.36 GWh |
| Maine | # 45 | 242 | 1,215.46 GWh |
| Maryland | # 36 | 228 | 3,591.08 GWh |
| Massachusetts | # 44 | 666 | 1,410.23 GWh |
| Michigan | # 14 | 276 | 9,804.74 GWh |
| Minnesota | # 30 | 790 | 4,889.70 GWh |
| Mississippi | # 20 | 60 | 6,899.16 GWh |
| Missouri | # 24 | 129 | 6,066.44 GWh |
| State | Rank | Active Plants | Jun 2026 Generation |
|---|---|---|---|
| Montana | # 40 | 71 | 2,225.73 GWh |
| Nebraska | # 39 | 126 | 3,184.64 GWh |
| Nevada | # 31 | 117 | 4,654.59 GWh |
| New Hampshire | # 43 | 57 | 1,659.52 GWh |
| New Jersey | # 28 | 398 | 5,055.63 GWh |
| New Mexico | # 33 | 159 | 4,408.01 GWh |
| New York | # 10 | 1,064 | 11,564.60 GWh |
| North Carolina | # 8 | 913 | 12,773.20 GWh |
| North Dakota | # 35 | 59 | 3,713.80 GWh |
| Ohio | # 6 | 213 | 13,969.06 GWh |
| Oklahoma | # 17 | 144 | 9,156.03 GWh |
| Oregon | # 27 | 281 | 5,322.08 GWh |
| Pennsylvania | # 3 | 259 | 21,018.65 GWh |
| Rhode Island | # 46 | 107 | 854.92 GWh |
| South Carolina | # 16 | 209 | 9,442.42 GWh |
| South Dakota | # 42 | 53 | 1,803.66 GWh |
| Tennessee | # 19 | 99 | 7,036.17 GWh |
| Texas | # 1 | 1,028 | 57,844.67 GWh |
| Utah | # 38 | 129 | 3,196.09 GWh |
| Vermont | # 50 | 118 | 180.62 GWh |
| Virginia | # 12 | 250 | 10,352.13 GWh |
| Washington | # 13 | 135 | 10,051.77 GWh |
| West Virginia | # 32 | 41 | 4,489.44 GWh |
| Wisconsin | # 26 | 266 | 5,542.48 GWh |
| Wyoming | # 37 | 69 | 3,318.53 GWh |