Directory of Power Plants in the United States
| Plant Name | Utility | Location | Balancing Authority | Annual Generation | Plant Date | Last Update | Fuel Types |
|---|---|---|---|---|---|---|---|
| Venice | Union Electric Co - (MO) | Venice, IL | Midcontinent Independent System Operator, Inc. (MISO) | 18.3 GWh | May 2002 | Dec 2025 | Natural Gas |
| Fairgrounds | Union Electric Co - (MO) | Jefferson City, MO | Midcontinent Independent System Operator, Inc. (MISO) | 21.0 MWh | Jul 1974 | Dec 2025 | Distillate Fuel Oil |
| Keokuk | Union Electric Co - (MO) | Keokuk, IA | Midcontinent Independent System Operator, Inc. (MISO) | 961.8 GWh | Jul 1913 | Dec 2025 | Water |
| Atchison County Wind | Union Electric Co - (MO) | Westboro, MO | Southwest Power Pool (SWPP) | 812.4 GWh | Feb 2021 | May 2026 | Wind |
| High Prairie Wind Farm | Union Electric Co - (MO) | Queen City, MO | Midcontinent Independent System Operator, Inc. (MISO) | 824.3 GWh | Nov 2020 | May 2026 | Wind |
| O'Fallon Renewable Energy Center | Union Electric Co - (MO) | O'Fallon, MO | Midcontinent Independent System Operator, Inc. (MISO) | 1.1 GWh | Nov 2014 | Aug 2025 | Solar |
| Texas City Plant Union Carbide | Union Carbide Corp-Texas City | Texas City, TX | Electric Reliability Council of Texas, Inc. (ERCO) | 103.6 GWh | Jan 1996 | May 2026 | Purchased Steam |
| Union Carbide Seadrift Cogen | Union Carbide Corp-Seadrift | Seadrift, TX | Electric Reliability Council of Texas, Inc. (ERCO) | 563.3 GWh | Dec 1963 | Dec 2025 | Natural Gas : 94.2% Other Gas : 5.8% |
| Underhill | Underhill Solar LLC | Poughkeepsie, NY | New York Independent System Operator (NYIS) | 3.3 GWh | Feb 2019 | Dec 2025 | Solar |
| Unalakleet | Unalakleet Valley Elec Coop | Unalakleet, AK | 3.7 GWh | Apr 2010 | Dec 2024 | Distillate Fuel Oil | |
| Umbriel Solar | Umbriel Solar, LLC | Livington, TX | Midcontinent Independent System Operator, Inc. (MISO) | 316.9 GWh | Sep 2023 | May 2026 | Solar |
| UDR Glastonbury Fuel Cell | UIL Distributed Resources, LLC | Glastonbury, CT | ISO New England (ISNE) | 15.8 GWh | Jan 2016 | Dec 2025 | Natural Gas |
| Crayola Solar Project | UGI Energy Services, LLC | Easton, PA | PJM Interconnection, LLC (PJM) | 1.7 GWh | Apr 2010 | May 2026 | Solar |
| Temple Solar Arrays | UGI Energy Services, LLC | Reading, PA | PJM Interconnection, LLC (PJM) | 2.6 GWh | Apr 2011 | May 2026 | Solar |
| Emmitsburg Solar Arrays | UGI Energy Services, LLC | Emmitsburg, MD | PJM Interconnection, LLC (PJM) | 2.3 GWh | Mar 2014 | May 2026 | Solar |
| UB Fuel Cell | UB Fuel Cell | Bridgeport, CT | ISO New England (ISNE) | 10.1 GWh | Mar 2015 | Dec 2025 | Natural Gas |
| M. G. Emmett J. Bean Federal Center | U.S. General Services Administration | Indianapolis, IN | Midcontinent Independent System Operator, Inc. (MISO) | 519.0 MWh | Mar 2011 | Dec 2024 | Solar |
| Radford Army Ammunition Plant | U.S. Army - Radford | Radford, VA | PJM Interconnection, LLC (PJM) | 32.0 GWh | Dec 1989 | Dec 2025 | Natural Gas |
| US Gypsum Oakfield | U S Gypsum Co | Oakfield, NY | New York Independent System Operator (NYIS) | 17.2 GWh | Mar 1986 | Dec 2025 | Natural Gas |
| Spirit Mountain | U S Bureau of Reclamation | Cody, WY | Western Area Power Administration - Upper Great Plains West (WAUW) | 16.1 GWh | Sep 1994 | Oct 2025 | Water |
| Hoover Dam (AZ) | U S Bureau of Reclamation | Boulder City, AZ | Western Area Power Administration - Desert Southwest Region (WALC) | 1.3 TWh | Aug 1936 | May 2026 | Water |
| Buffalo Bill | U S Bureau of Reclamation | Cody, WY | Western Area Power Administration - Upper Great Plains West (WAUW) | 57.5 GWh | Aug 1992 | Dec 2025 | Water |
| McPhee | U S Bureau of Reclamation | Cortez, CO | Western Area Power Administration - Rocky Mountain Region (WACM) | 1.2 GWh | Nov 1992 | Oct 2025 | Water |
| Towaoc | U S Bureau of Reclamation | Cortez, CO | Western Area Power Administration - Rocky Mountain Region (WACM) | 9.0 GWh | Apr 1993 | Dec 2025 | Water |
| Flaming Gorge | U S Bureau of Reclamation | Dutch John, UT | Western Area Power Administration - Upper Great Plains West (WAUW) | 323.2 GWh | Oct 1963 | Dec 2025 | Water |
| Alcova | U S Bureau of Reclamation | Alcova, WY | Western Area Power Administration - Upper Great Plains West (WAUW) | 107.2 GWh | Jun 1955 | Dec 2025 | Water |
| Heart Mountain | U S Bureau of Reclamation | Cody, WY | Western Area Power Administration - Upper Great Plains West (WAUW) | 16.1 GWh | Nov 1948 | Oct 2025 | Water |
| Roza | U S Bureau of Reclamation | Yakima, WA | Bonneville Power Administration (BPAT) | 38.2 GWh | Jul 1958 | Dec 2025 | Water |
| Chandler | U S Bureau of Reclamation | Benton City, WA | Bonneville Power Administration (BPAT) | 30.6 GWh | Jan 1956 | Nov 2025 | Water |
| Guernsey | U S Bureau of Reclamation | Guernsey, WY | Western Area Power Administration - Upper Great Plains West (WAUW) | 14.6 GWh | Jun 1927 | Dec 2025 | Water |
| Anderson Ranch | U S Bureau of Reclamation | Mountain Home, ID | Bonneville Power Administration (BPAT) | 85.8 GWh | Nov 1950 | Dec 2025 | Water |
| Black Canyon | U S Bureau of Reclamation | Emmet, ID | Bonneville Power Administration (BPAT) | 62.9 GWh | Nov 1925 | Dec 2025 | Water |
| Minidoka | U S Bureau of Reclamation | Rupert, ID | Bonneville Power Administration (BPAT) | 98.8 GWh | May 1927 | Dec 2025 | Water |
| Deer Creek (UT) | U S Bureau of Reclamation | Heber, UT | Western Area Power Administration - Upper Great Plains West (WAUW) | 22.2 GWh | Jan 1958 | Dec 2025 | Water |
| Green Springs | U S Bureau of Reclamation | Columbia Falls, OR | Bonneville Power Administration (BPAT) | 34.5 GWh | Apr 1960 | Dec 2025 | Water |
| Elephant Butte | U S Bureau of Reclamation | Truth or Consequences, NM | Western Area Power Administration - Rocky Mountain Region (WACM) | 16.6 GWh | Oct 1940 | Dec 2025 | Water |
| Canyon Ferry | U S Bureau of Reclamation | Helena, MT | Western Area Power Administration - Upper Great Plains West (WAUW) | 273.1 GWh | Nov 1953 | Dec 2025 | Water |
| Boise R Diversion | U S Bureau of Reclamation | Boise, ID | Idaho Power Company (IPCO) | 73.0 MWh | May 2004 | Dec 2025 | Water |
| Stampede | U S Bureau of Reclamation | Truckee, CA | Nevada Power Company (NEVP) | 12.2 GWh | Dec 1987 | May 2026 | Water |
| Grand Coulee | U S Bureau of Reclamation | Grand Coulee, WA | Bonneville Power Administration (BPAT) | 18.3 TWh | Feb 1941 | May 2026 | Water |
| Fontenelle | U S Bureau of Reclamation | Le Barge, WY | Western Area Power Administration - Upper Great Plains West (WAUW) | 43.8 GWh | Apr 1968 | Dec 2025 | Water |
| Crystal | U S Bureau of Reclamation | Montrose, CO | Western Area Power Administration - Rocky Mountain Region (WACM) | 141.3 GWh | May 1978 | Dec 2025 | Water |
| New Melones | U S Bureau of Reclamation | Jamestown, CA | Balancing Authority of Northern California (BANC) | 370.0 GWh | May 1979 | May 2026 | Water |
| Shoshone (WY) | U S Bureau of Reclamation | Cody, WY | Western Area Power Administration - Upper Great Plains West (WAUW) | 17.1 GWh | Mar 1922 | Dec 2025 | Water |
| Seminoe | U S Bureau of Reclamation | Sinclair, WY | Western Area Power Administration - Upper Great Plains West (WAUW) | 84.5 GWh | Jul 1939 | Dec 2025 | Water |
| Fremont Canyon | U S Bureau of Reclamation | Alcova, WY | Western Area Power Administration - Upper Great Plains West (WAUW) | 233.5 GWh | Nov 1960 | Dec 2025 | Water |
| Glendo | U S Bureau of Reclamation | Glendo, WY | Western Area Power Administration - Upper Great Plains West (WAUW) | 67.3 GWh | Nov 1958 | Dec 2025 | Water |
| Kortes | U S Bureau of Reclamation | Sinclair, WY | Western Area Power Administration - Upper Great Plains West (WAUW) | 105.7 GWh | May 1950 | Dec 2025 | Water |
| Lower Molina | U S Bureau of Reclamation | Molina, CO | Western Area Power Administration - Rocky Mountain Region (WACM) | 9.9 GWh | Nov 1962 | Dec 2025 | Water |
| Pole Hill | U S Bureau of Reclamation | Loveland, CO | Western Area Power Administration - Rocky Mountain Region (WACM) | 202.4 GWh | Dec 1953 | Dec 2025 | Water |
| Green Mountain | U S Bureau of Reclamation | Kremmling, CO | Western Area Power Administration - Rocky Mountain Region (WACM) | 28.5 GWh | Apr 1943 | Dec 2025 | Water |
| Big Thompson | U S Bureau of Reclamation | Loveland, CO | Western Area Power Administration - Rocky Mountain Region (WACM) | 3.3 GWh | Mar 1959 | Dec 2025 | 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 | May 2026 | Water |
| Glen Canyon Dam | U S Bureau of Reclamation | Page, AZ | Western Area Power Administration - Desert Southwest Region (WALC) | 2.4 TWh | Aug 1964 | May 2026 | Water |
| Davis Dam | U S Bureau of Reclamation | Kingman, AZ | Western Area Power Administration - Desert Southwest Region (WALC) | 906.0 GWh | Dec 1950 | Dec 2025 | Water |
| Flatiron | U S Bureau of Reclamation | Loveland, CO | Western Area Power Administration - Rocky Mountain Region (WACM) | 213.6 GWh | Dec 1953 | May 2026 | Water |
| Marys Lake | U S Bureau of Reclamation | Estes Park, CO | Western Area Power Administration - Rocky Mountain Region (WACM) | 36.5 GWh | Apr 1951 | Dec 2025 | Water |
| Upper Molina | U S Bureau of Reclamation | Molina, CO | Western Area Power Administration - Rocky Mountain Region (WACM) | 17.1 GWh | Nov 1962 | Dec 2025 | Water |
| Estes | U S Bureau of Reclamation | Estes Park, CO | Western Area Power Administration - Rocky Mountain Region (WACM) | 123.4 GWh | Aug 1950 | Dec 2025 | Water |
| Folsom | U S Bureau of Reclamation | Folsom, CA | Balancing Authority of Northern California (BANC) | 537.6 GWh | Apr 1955 | May 2026 | Water |
| Judge F Carr | U S Bureau of Reclamation | French Gulch, CA | Balancing Authority of Northern California (BANC) | 383.9 GWh | Apr 1963 | May 2026 | Water |
| Keswick | U S Bureau of Reclamation | Redding, CA | Balancing Authority of Northern California (BANC) | 401.1 GWh | Sep 1949 | May 2026 | Water |
| Nimbus | U S Bureau of Reclamation | Folsom, CA | Balancing Authority of Northern California (BANC) | 50.6 GWh | Apr 1955 | May 2026 | Water |
| Shasta | U S Bureau of Reclamation | Redding, CA | Balancing Authority of Northern California (BANC) | 2.0 TWh | May 1944 | May 2026 | Water |
| Yellowtail | U S Bureau of Reclamation | Hardin, MT | Western Area Power Administration - Upper Great Plains West (WAUW) | 566.2 GWh | Jul 1966 | Dec 2025 | Water |
| Parker Dam | U S Bureau of Reclamation | Parker, CA | Western Area Power Administration - Desert Southwest Region (WALC) | 363.5 GWh | Nov 1942 | May 2026 | Water |
| Hungry Horse | U S Bureau of Reclamation | Columbia Falls, MT | Bonneville Power Administration (BPAT) | 632.9 GWh | Sep 1952 | Dec 2025 | Water |
| Spring Creek | U S Bureau of Reclamation | Redding, CA | Balancing Authority of Northern California (BANC) | 444.5 GWh | Dec 1963 | May 2026 | Water |
| Trinity | U S Bureau of Reclamation | Weaverville, CA | Balancing Authority of Northern California (BANC) | 475.6 GWh | Jan 1964 | May 2026 | Water |
| Morrow Point | U S Bureau of Reclamation | Montrose, CO | Western Area Power Administration - Rocky Mountain Region (WACM) | 262.8 GWh | Nov 1970 | Dec 2025 | Water |
| Palisades Dam | U S Bureau of Reclamation | Palisades, ID | Bonneville Power Administration (BPAT) | 657.3 GWh | Jan 1957 | Dec 2025 | Water |
| Blue Mesa | U S Bureau of Reclamation | Gunnison, CO | Western Area Power Administration - Rocky Mountain Region (WACM) | 198.0 GWh | Aug 1967 | Dec 2025 | Water |
| Boysen | U S Bureau of Reclamation | Thermopolis, WY | Western Area Power Administration - Upper Great Plains West (WAUW) | 42.5 GWh | Jul 1952 | Dec 2025 | Water |
| US Borax | U S Borax Inc | Boron, CA | California Independent System Operator (CISO) | 255.4 GWh | Jun 1984 | May 2026 | Natural Gas |
| Eielson AFB Central Heat & Power Plant | U S Air Force-Eielson AFB | Eielson AFB, AK | 77.1 GWh | Sep 1952 | Dec 2025 | Subbituminous Coal : 98.4% Distillate Fuel Oil : 1.6% | |
| Tyson Nick | Tyson Nick Solar Project, LLC | Paris, TX | Electric Reliability Council of Texas, Inc. (ERCO) | 102.5 GWh | Sep 2025 | May 2026 | Solar |
| Security | TX LFG Energy, LP | Cleveland, TX | Midcontinent Independent System Operator, Inc. (MISO) | 6.2 GWh | Feb 2003 | Dec 2024 | Landfill Gas |
| TX Jumbo Road Wind | TX Jumbo Road Wind, LLC | Hereford, TX | Electric Reliability Council of Texas, Inc. (ERCO) | 545.7 GWh | Mar 2015 | May 2026 | Wind |
| Two Dot Wind Broadview East LLC | Two Dot Wind Broadview East LLC | Broadview, MT | NorthWestern Corporation (NWMT) | 4.2 GWh | Sep 2018 | Dec 2025 | Wind |
| Twin Rivers Paper Co LLC | Twin Rivers Paper Co LLC | Madawaska, ME | (NBSO) | 102.8 GWh | Apr 1987 | May 2026 | Purchased Steam |
| Twin Lakes Solar LLC | Twin Lakes Solar LLC | Monticello, IN | Midcontinent Independent System Operator, Inc. (MISO) | 331.7 GWh | Nov 2024 | May 2026 | Solar |
| Twin Cities Hydro LLC | Twin Cities Hydro LLC | St. Paul, MN | Midcontinent Independent System Operator, Inc. (MISO) | 97.1 GWh | Sep 1924 | Dec 2025 | Water |
| Tweite Community Solar LLC | Tweite Community Solar LLC | Byron, MN | Midcontinent Independent System Operator, Inc. (MISO) | 1.7 GWh | Oct 2020 | Dec 2025 | Solar |
| Tuscola Wind II LLC | Tuscola Wind II LLC | Reese, MI | Midcontinent Independent System Operator, Inc. (MISO) | 295.3 GWh | Oct 2013 | May 2026 | Wind |
| Tuscola Bay Wind | Tuscola Bay Wind LLC | Reese, MI | Midcontinent Independent System Operator, Inc. (MISO) | 357.9 GWh | Nov 2012 | May 2026 | Wind |
| Turtle Creek Wind Farm LLC | Turtle Creek Wind Farm LLC | St. Ansgar, IA | Midcontinent Independent System Operator, Inc. (MISO) | 702.5 GWh | Nov 2018 | May 2026 | Wind |
| Turnbull Hydro | Turnbull Hydro LLC | Fairfield, MT | NorthWestern Corporation (NWMT) | 19.0 GWh | May 2011 | Jul 2025 | Water |
| Almond Power Plant | Turlock Irrigation District | Modesto, CA | Turlock Irrigation District (TIDC) | 137.4 GWh | Mar 1996 | May 2026 | Natural Gas |
| Frankenheimer Power Plant | Turlock Irrigation District | Oakdale, CA | California Independent System Operator (CISO) | 11.3 GWh | Feb 1983 | Dec 2025 | Water |
| Upper Dawson | Turlock Irrigation District | La Grange, CA | Turlock Irrigation District (TIDC) | 8.9 GWh | Oct 1983 | Dec 2025 | Water |
| Don Pedro | Turlock Irrigation District | La Grange, CA | Turlock Irrigation District (TIDC) | 285.7 GWh | Apr 1971 | May 2026 | Water |
| La Grange | Turlock Irrigation District | La Grange, CA | Turlock Irrigation District (TIDC) | 6.6 GWh | Nov 1924 | Dec 2025 | Water |
| Hickman | Turlock Irrigation District | Hickman, CA | Turlock Irrigation District (TIDC) | 3.6 GWh | Aug 1979 | Dec 2025 | Water |
| Turlock Lake | Turlock Irrigation District | Hickman, CA | Turlock Irrigation District (TIDC) | 3.2 GWh | Jun 1980 | Dec 2025 | Water |
| Walnut Energy Center | Turlock Irrigation District | Turlock, CA | Turlock Irrigation District (TIDC) | 1.5 TWh | Jan 2006 | May 2026 | Natural Gas |
| Tungsten Mountain | Tungsten Mountain | Fallon, NV | Nevada Power Company (NEVP) | 283.1 GWh | Nov 2017 | May 2026 | Geothermal : 91.9% Solar : 8.1% |
| Tulsa LFG LLC | Tulsa LFG LLC | Sand Springs, OK | Southwest Power Pool (SWPP) | 14.7 GWh | Apr 2011 | Dec 2025 | Landfill Gas |
| Luciana | Tulare Solar Center, LLC | Richgrove, CA | California Independent System Operator (CISO) | 137.0 GWh | Mar 2022 | May 2026 | Solar |
| Fort Huachuca Solar PV Project | Tucson Electric Power Co | Sierra Vista, AZ | Tucson Electric Power (TEPC) | 34.8 GWh | Nov 2014 | Dec 2025 | Solar |
| Oso Grande Wind Farm | Tucson Electric Power Co | Maljamar, NM | Tucson Electric Power (TEPC) | 560.7 GWh | Apr 2021 | May 2026 | Wind |
Summary of Power Plants By State
Figures are based on May 2026 generation numbers.| State | Rank | Active Plants | May 2026 Generation |
|---|---|---|---|
| Alabama | # 8 | 77 | 11,823.92 GWh |
| Alaska | # 48 | 140 | 513.29 GWh |
| Arizona | # 14 | 196 | 9,091.99 GWh |
| Arkansas | # 25 | 117 | 4,873.33 GWh |
| California | # 4 | 1,740 | 15,360.54 GWh |
| Colorado | # 31 | 308 | 4,156.36 GWh |
| Connecticut | # 35 | 173 | 3,391.33 GWh |
| Delaware | # 49 | 35 | 236.45 GWh |
| District of Columbia | # 51 | 17 | 14.46 GWh |
| Florida | # 2 | 342 | 25,093.89 GWh |
| Georgia | # 6 | 250 | 12,138.02 GWh |
| Hawaii | # 46 | 70 | 762.50 GWh |
| Idaho | # 41 | 151 | 1,963.84 GWh |
| Illinois | # 5 | 494 | 14,816.74 GWh |
| Indiana | # 15 | 222 | 7,662.28 GWh |
| Iowa | # 21 | 297 | 5,720.38 GWh |
| Kansas | # 24 | 188 | 5,118.39 GWh |
| Kentucky | # 23 | 61 | 5,471.28 GWh |
| Louisiana | # 13 | 90 | 9,131.60 GWh |
| Maine | # 44 | 242 | 1,130.78 GWh |
| Maryland | # 37 | 228 | 3,103.37 GWh |
| Massachusetts | # 45 | 666 | 1,073.93 GWh |
| Michigan | # 11 | 276 | 9,774.25 GWh |
| Minnesota | # 28 | 790 | 4,567.82 GWh |
| Mississippi | # 20 | 60 | 6,404.61 GWh |
| Missouri | # 22 | 129 | 5,701.36 GWh |
| State | Rank | Active Plants | May 2026 Generation |
|---|---|---|---|
| Montana | # 40 | 71 | 2,053.07 GWh |
| Nebraska | # 36 | 126 | 3,193.89 GWh |
| Nevada | # 33 | 117 | 3,848.29 GWh |
| New Hampshire | # 43 | 57 | 1,198.65 GWh |
| New Jersey | # 30 | 398 | 4,274.91 GWh |
| New Mexico | # 29 | 158 | 4,513.39 GWh |
| New York | # 10 | 1,064 | 10,643.78 GWh |
| North Carolina | # 9 | 913 | 11,481.42 GWh |
| North Dakota | # 34 | 59 | 3,601.34 GWh |
| Ohio | # 7 | 211 | 11,886.21 GWh |
| Oklahoma | # 17 | 144 | 7,547.66 GWh |
| Oregon | # 27 | 281 | 4,575.23 GWh |
| Pennsylvania | # 3 | 258 | 18,234.28 GWh |
| Rhode Island | # 47 | 107 | 580.94 GWh |
| South Carolina | # 16 | 209 | 7,632.32 GWh |
| South Dakota | # 42 | 53 | 1,802.78 GWh |
| Tennessee | # 19 | 99 | 6,454.94 GWh |
| Texas | # 1 | 1,019 | 50,690.02 GWh |
| Utah | # 39 | 128 | 2,809.26 GWh |
| Vermont | # 50 | 118 | 186.37 GWh |
| Virginia | # 18 | 250 | 7,445.56 GWh |
| Washington | # 12 | 134 | 9,231.20 GWh |
| West Virginia | # 32 | 41 | 4,142.41 GWh |
| Wisconsin | # 26 | 266 | 4,582.07 GWh |
| Wyoming | # 38 | 69 | 2,983.81 GWh |