Directory of Power Plants in the United States
| Plant Name | Utility | Location | Balancing Authority | Annual Generation | Plant Date | Last Update | Fuel Types |
|---|---|---|---|---|---|---|---|
| Ulster County Solar | Ulster Solar LLC | Kingston, NY | New York Independent System Operator (NYIS) | 1.6 GWh | Apr 2018 | Dec 2024 | Solar |
| UDR Glastonbury Fuel Cell | UIL Distributed Resources, LLC | Glastonbury, CT | ISO New England (ISNE) | 17.7 GWh | Jan 2016 | Dec 2024 | Natural Gas |
| Temple Solar Arrays | UGI Energy Services, LLC | Reading, PA | PJM Interconnection, LLC (PJM) | 2.7 GWh | Apr 2011 | Sep 2025 | Solar |
| Emmitsburg Solar Arrays | UGI Energy Services, LLC | Emmitsburg, MD | PJM Interconnection, LLC (PJM) | 2.4 GWh | Mar 2014 | Sep 2025 | Solar |
| Crayola Solar Project | UGI Energy Services, LLC | Easton, PA | PJM Interconnection, LLC (PJM) | 2.6 GWh | Apr 2010 | Sep 2025 | Solar |
| UB Fuel Cell | UB Fuel Cell | Bridgeport, CT | ISO New England (ISNE) | 10.5 GWh | Mar 2015 | Dec 2023 | 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) | 33.2 GWh | Dec 1989 | Dec 2024 | Natural Gas |
| Astoria Generating Station | U S Power Generating Company LLC | Astoria, NY | New York Independent System Operator (NYIS) | 870.9 GWh | Feb 1954 | Dec 2024 | Natural Gas : 99.9% |
| Narrows Gas Turbines Generating | U S Power Generating Company LLC | Brooklyn, NY | New York Independent System Operator (NYIS) | 39.6 GWh | Apr 1972 | Dec 2024 | Natural Gas : 96.7% Distillate Fuel Oil : 3.3% |
| Gowanus Gas Turbines Generating | U S Power Generating Company LLC | Brooklyn, NY | New York Independent System Operator (NYIS) | 10.9 GWh | May 1971 | Dec 2024 | Natural Gas : 99.9% |
| US Gypsum Oakfield | U S Gypsum Co | Oakfield, NY | New York Independent System Operator (NYIS) | 1.3 GWh | Mar 1986 | Dec 2024 | Natural Gas |
| Hoover Dam (AZ) | U S Bureau of Reclamation | Boulder City, AZ | Western Area Power Administration - Desert Southwest Region (WALC) | 898.4 GWh | Aug 1936 | Sep 2025 | Water |
| Spirit Mountain | U S Bureau of Reclamation | Cody, WY | Western Area Power Administration - Upper Great Plains West (WAUW) | 17.3 GWh | Sep 1994 | Oct 2024 | Water |
| New Melones | U S Bureau of Reclamation | Jamestown, CA | Balancing Authority of Northern California (BANC) | 275.9 GWh | May 1979 | Sep 2025 | Water |
| Grand Coulee | U S Bureau of Reclamation | Grand Coulee, WA | Bonneville Power Administration (BPAT) | 16.1 TWh | Feb 1941 | Sep 2025 | Water |
| Alcova | U S Bureau of Reclamation | Alcova, WY | Western Area Power Administration - Upper Great Plains West (WAUW) | 119.2 GWh | Jun 1955 | Dec 2024 | Water |
| Heart Mountain | U S Bureau of Reclamation | Cody, WY | Western Area Power Administration - Upper Great Plains West (WAUW) | 21.0 GWh | Nov 1948 | Dec 2024 | Water |
| Roza | U S Bureau of Reclamation | Yakima, WA | Bonneville Power Administration (BPAT) | 47.7 GWh | Jul 1958 | Dec 2024 | Water |
| Minidoka | U S Bureau of Reclamation | Rupert, ID | Bonneville Power Administration (BPAT) | 111.7 GWh | May 1927 | Dec 2024 | Water |
| Canyon Ferry | U S Bureau of Reclamation | Helena, MT | Western Area Power Administration - Upper Great Plains West (WAUW) | 275.1 GWh | Nov 1953 | Dec 2024 | Water |
| Elephant Butte | U S Bureau of Reclamation | Truth or Consequences, NM | Western Area Power Administration - Rocky Mountain Region (WACM) | 56.9 GWh | Oct 1940 | Dec 2024 | Water |
| Green Springs | U S Bureau of Reclamation | Columbia Falls, OR | Bonneville Power Administration (BPAT) | 37.7 GWh | Apr 1960 | Dec 2024 | Water |
| Deer Creek (UT) | U S Bureau of Reclamation | Heber, UT | Western Area Power Administration - Upper Great Plains West (WAUW) | 23.3 GWh | Jan 1958 | Dec 2024 | Water |
| Flaming Gorge | U S Bureau of Reclamation | Dutch John, UT | Western Area Power Administration - Upper Great Plains West (WAUW) | 407.9 GWh | Oct 1963 | Dec 2024 | Water |
| Chandler | U S Bureau of Reclamation | Benton City, WA | Bonneville Power Administration (BPAT) | 31.4 GWh | Jan 1956 | Dec 2024 | Water |
| Crystal | U S Bureau of Reclamation | Montrose, CO | Western Area Power Administration - Rocky Mountain Region (WACM) | 144.3 GWh | May 1978 | Dec 2024 | Water |
| Boise R Diversion | U S Bureau of Reclamation | Boise, ID | Idaho Power Company (IPCO) | 7.9 GWh | May 2004 | Dec 2024 | Water |
| Black Canyon | U S Bureau of Reclamation | Emmet, ID | Bonneville Power Administration (BPAT) | 58.8 GWh | Nov 1925 | Dec 2024 | Water |
| Buffalo Bill | U S Bureau of Reclamation | Cody, WY | Western Area Power Administration - Upper Great Plains West (WAUW) | 66.2 GWh | Aug 1992 | Dec 2024 | Water |
| Stampede | U S Bureau of Reclamation | Truckee, CA | Nevada Power Company (NEVP) | 15.6 GWh | Dec 1987 | Sep 2025 | Water |
| McPhee | U S Bureau of Reclamation | Cortez, CO | Western Area Power Administration - Rocky Mountain Region (WACM) | 6.1 GWh | Nov 1992 | May 2024 | Water |
| Towaoc | U S Bureau of Reclamation | Cortez, CO | Western Area Power Administration - Rocky Mountain Region (WACM) | 9.8 GWh | Apr 1993 | Dec 2024 | Water |
| Fremont Canyon | U S Bureau of Reclamation | Alcova, WY | Western Area Power Administration - Upper Great Plains West (WAUW) | 227.7 GWh | Nov 1960 | Dec 2024 | Water |
| Glendo | U S Bureau of Reclamation | Glendo, WY | Western Area Power Administration - Upper Great Plains West (WAUW) | 87.7 GWh | Nov 1958 | Dec 2024 | Water |
| Guernsey | U S Bureau of Reclamation | Guernsey, WY | Western Area Power Administration - Upper Great Plains West (WAUW) | 18.0 GWh | Jun 1927 | Dec 2024 | Water |
| Kortes | U S Bureau of Reclamation | Sinclair, WY | Western Area Power Administration - Upper Great Plains West (WAUW) | 155.4 GWh | May 1950 | Dec 2024 | Water |
| Seminoe | U S Bureau of Reclamation | Sinclair, WY | Western Area Power Administration - Upper Great Plains West (WAUW) | 137.0 GWh | Jul 1939 | Dec 2024 | Water |
| Shoshone (WY) | U S Bureau of Reclamation | Cody, WY | Western Area Power Administration - Upper Great Plains West (WAUW) | 17.6 GWh | Mar 1922 | Dec 2024 | Water |
| Fontenelle | U S Bureau of Reclamation | Le Barge, WY | Western Area Power Administration - Upper Great Plains West (WAUW) | 53.3 GWh | Apr 1968 | Dec 2024 | Water |
| Anderson Ranch | U S Bureau of Reclamation | Mountain Home, ID | Bonneville Power Administration (BPAT) | 130.0 GWh | Nov 1950 | Dec 2024 | Water |
| Green Mountain | U S Bureau of Reclamation | Kremmling, CO | Western Area Power Administration - Rocky Mountain Region (WACM) | 57.8 GWh | Apr 1943 | Dec 2024 | Water |
| Big Thompson | U S Bureau of Reclamation | Loveland, CO | Western Area Power Administration - Rocky Mountain Region (WACM) | 4.0 GWh | Mar 1959 | Dec 2024 | Water |
| Morrow Point | U S Bureau of Reclamation | Montrose, CO | Western Area Power Administration - Rocky Mountain Region (WACM) | 309.8 GWh | Nov 1970 | Dec 2024 | Water |
| Estes | U S Bureau of Reclamation | Estes Park, CO | Western Area Power Administration - Rocky Mountain Region (WACM) | 107.5 GWh | Aug 1950 | Dec 2024 | Water |
| Marys Lake | U S Bureau of Reclamation | Estes Park, CO | Western Area Power Administration - Rocky Mountain Region (WACM) | 4.5 GWh | Apr 1951 | Dec 2024 | Water |
| Flatiron | U S Bureau of Reclamation | Loveland, CO | Western Area Power Administration - Rocky Mountain Region (WACM) | 202.8 GWh | Dec 1953 | Sep 2025 | Water |
| Pole Hill | U S Bureau of Reclamation | Loveland, CO | Western Area Power Administration - Rocky Mountain Region (WACM) | 150.6 GWh | Dec 1953 | Dec 2024 | Water |
| Lower Molina | U S Bureau of Reclamation | Molina, CO | Western Area Power Administration - Rocky Mountain Region (WACM) | 12.1 GWh | Nov 1962 | Nov 2024 | Water |
| Upper Molina | U S Bureau of Reclamation | Molina, CO | Western Area Power Administration - Rocky Mountain Region (WACM) | 23.8 GWh | Nov 1962 | Nov 2024 | Water |
| Shasta | U S Bureau of Reclamation | Redding, CA | Balancing Authority of Northern California (BANC) | 2.4 TWh | May 1944 | Sep 2025 | Water |
| Palisades Dam | U S Bureau of Reclamation | Palisades, ID | Bonneville Power Administration (BPAT) | 744.4 GWh | Jan 1957 | Dec 2024 | Water |
| Nimbus | U S Bureau of Reclamation | Folsom, CA | Balancing Authority of Northern California (BANC) | 37.9 GWh | Apr 1955 | Sep 2025 | Water |
| Folsom | U S Bureau of Reclamation | Folsom, CA | Balancing Authority of Northern California (BANC) | 509.9 GWh | Apr 1955 | Sep 2025 | Water |
| Judge F Carr | U S Bureau of Reclamation | French Gulch, CA | Balancing Authority of Northern California (BANC) | 319.4 GWh | Apr 1963 | Sep 2025 | Water |
| Parker Dam | U S Bureau of Reclamation | Parker, CA | Western Area Power Administration - Desert Southwest Region (WALC) | 390.7 GWh | Nov 1942 | Sep 2025 | Water |
| Keswick | U S Bureau of Reclamation | Redding, CA | Balancing Authority of Northern California (BANC) | 409.4 GWh | Sep 1949 | Sep 2025 | Water |
| Yellowtail | U S Bureau of Reclamation | Hardin, MT | Western Area Power Administration - Upper Great Plains West (WAUW) | 798.4 GWh | Jul 1966 | Dec 2024 | Water |
| Blue Mesa | U S Bureau of Reclamation | Gunnison, CO | Western Area Power Administration - Rocky Mountain Region (WACM) | 246.8 GWh | Aug 1967 | Dec 2024 | Water |
| Hoover Dam (NV) | U S Bureau of Reclamation | Boulder City, NV | Western Area Power Administration - Desert Southwest Region (WALC) | 2.0 TWh | Aug 1936 | Sep 2025 | Water |
| Glen Canyon Dam | U S Bureau of Reclamation | Page, AZ | Western Area Power Administration - Desert Southwest Region (WALC) | 2.8 TWh | Aug 1964 | Sep 2025 | Water |
| Davis Dam | U S Bureau of Reclamation | Kingman, AZ | Western Area Power Administration - Desert Southwest Region (WALC) | 958.2 GWh | Dec 1950 | Dec 2024 | Water |
| Boysen | U S Bureau of Reclamation | Thermopolis, WY | Western Area Power Administration - Upper Great Plains West (WAUW) | 70.3 GWh | Jul 1952 | Dec 2024 | Water |
| Hungry Horse | U S Bureau of Reclamation | Columbia Falls, MT | Bonneville Power Administration (BPAT) | 730.3 GWh | Sep 1952 | Dec 2024 | Water |
| Trinity | U S Bureau of Reclamation | Weaverville, CA | Balancing Authority of Northern California (BANC) | 549.3 GWh | Jan 1964 | Sep 2025 | Water |
| Spring Creek | U S Bureau of Reclamation | Redding, CA | Balancing Authority of Northern California (BANC) | 375.4 GWh | Dec 1963 | Sep 2025 | Water |
| US Borax | U S Borax Inc | Boron, CA | California Independent System Operator (CISO) | 279.4 GWh | Jun 1984 | Sep 2025 | Natural Gas |
| Eielson AFB Central Heat & Power Plant | U S Air Force-Eielson AFB | Eielson AFB, AK | 85.3 GWh | Sep 1952 | Dec 2024 | Subbituminous Coal : 99.4% Distillate Fuel Oil : 0.6% | |
| 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) | 790.7 GWh | Mar 2015 | Sep 2025 | Wind |
| Two Dot Wind Broadview East LLC | Two Dot Wind Broadview East LLC | Broadview, MT | NorthWestern Corporation (NWMT) | 4.2 GWh | Sep 2018 | Dec 2023 | Wind |
| Twin Rivers Paper Co LLC | Twin Rivers Paper Co LLC | Madawaska, ME | (NBSO) | 99.1 GWh | Apr 1987 | Sep 2025 | Purchased Steam |
| Twin Lakes Solar LLC | Twin Lakes Solar LLC | Monticello, IN | Midcontinent Independent System Operator, Inc. (MISO) | 308.5 GWh | Nov 2024 | Sep 2025 | Solar |
| Twin Cities Hydro LLC | Twin Cities Hydro LLC | St. Paul, MN | Midcontinent Independent System Operator, Inc. (MISO) | 89.5 GWh | Sep 1924 | Dec 2024 | Water |
| Tweite Community Solar LLC | Tweite Community Solar LLC | Byron, MN | Midcontinent Independent System Operator, Inc. (MISO) | 1.7 GWh | Oct 2020 | Dec 2024 | Solar |
| TWE Bowman Solar Project | TWE Bowman Solar Project, LLC | Bowman, SC | Dominion Energy South Carolina, Inc. (SCEG) | 141.4 GWh | Apr 2020 | Sep 2025 | Solar |
| Tuscola Wind II LLC | Tuscola Wind II LLC | Reese, MI | Midcontinent Independent System Operator, Inc. (MISO) | 300.6 GWh | Oct 2013 | Sep 2025 | Wind |
| Tuscola Bay Wind | Tuscola Bay Wind LLC | Reese, MI | Midcontinent Independent System Operator, Inc. (MISO) | 367.1 GWh | Nov 2012 | Sep 2025 | Wind |
| Turtle Creek Wind Farm LLC | Turtle Creek Wind Farm LLC | St. Ansgar, IA | Midcontinent Independent System Operator, Inc. (MISO) | 725.5 GWh | Nov 2018 | Sep 2025 | Wind |
| Turnbull Hydro | Turnbull Hydro LLC | Fairfield, MT | NorthWestern Corporation (NWMT) | 19.2 GWh | May 2011 | Aug 2024 | Water |
| Tuolumne Wind Project | Turlock Irrigation District | Goldendale, WA | Bonneville Power Administration (BPAT) | 399.7 GWh | Apr 2009 | Dec 2024 | Wind |
| Walnut Energy Center | Turlock Irrigation District | Turlock, CA | Turlock Irrigation District (TIDC) | 1.6 TWh | Jan 2006 | Sep 2025 | Natural Gas |
| Frankenheimer Power Plant | Turlock Irrigation District | Oakdale, CA | California Independent System Operator (CISO) | 12.6 GWh | Feb 1983 | Oct 2024 | Water |
| Turlock Lake | Turlock Irrigation District | Hickman, CA | Turlock Irrigation District (TIDC) | 7.0 GWh | Jun 1980 | Dec 2024 | Water |
| La Grange | Turlock Irrigation District | La Grange, CA | Turlock Irrigation District (TIDC) | 4.4 GWh | Nov 1924 | Dec 2024 | Water |
| Upper Dawson | Turlock Irrigation District | La Grange, CA | Turlock Irrigation District (TIDC) | 10.7 GWh | Oct 1983 | Dec 2024 | Water |
| Hickman | Turlock Irrigation District | Hickman, CA | Turlock Irrigation District (TIDC) | 3.6 GWh | Aug 1979 | Dec 2024 | Water |
| Don Pedro | Turlock Irrigation District | La Grange, CA | Turlock Irrigation District (TIDC) | 277.5 GWh | Apr 1971 | Sep 2025 | Water |
| Walnut | Turlock Irrigation District | Turlock, CA | Turlock Irrigation District (TIDC) | 429.0 MWh | Mar 1986 | Dec 2024 | Natural Gas : 90.5% Distillate Fuel Oil : 9.5% |
| Almond Power Plant | Turlock Irrigation District | Modesto, CA | Turlock Irrigation District (TIDC) | 160.9 GWh | Mar 1996 | Sep 2025 | Natural Gas |
| Tungsten Mountain | Tungsten Mountain | Fallon, NV | Nevada Power Company (NEVP) | 291.4 GWh | Nov 2017 | Sep 2025 | Geothermal : 92.2% Solar : 7.8% |
| Tulsa LFG LLC | Tulsa LFG LLC | Sand Springs, OK | Southwest Power Pool (SWPP) | 17.2 GWh | Apr 2011 | Dec 2024 | Landfill Gas |
| Luciana | Tulare Solar Center, LLC | Richgrove, CA | California Independent System Operator (CISO) | 138.4 GWh | Mar 2022 | Sep 2025 | Solar |
| North Loop | Tucson Electric Power Co | Tucson, AZ | Tucson Electric Power (TEPC) | 2.5 GWh | Nov 1972 | Dec 2024 | Natural Gas |
| Raptor Ridge | Tucson Electric Power Co | Tucson, AZ | Tucson Electric Power (TEPC) | 33.8 GWh | May 2022 | Dec 2024 | Solar |
| Springerville | Tucson Electric Power Co | Springerville, AZ | Tucson Electric Power (TEPC) | 5.2 TWh | May 1985 | Sep 2025 | Subbituminous Coal : 99.0% Distillate Fuel Oil : 0.5% |
| UASTP I | Tucson Electric Power Co | Tucson, AZ | Tucson Electric Power (TEPC) | 1.6 GWh | Nov 2010 | Dec 2024 | Solar |
| Prairie Fire | Tucson Electric Power Co | Tucson, AZ | Tucson Electric Power (TEPC) | 7.8 GWh | Nov 2012 | Dec 2024 | Solar |
| H Wilson Sundt Generating Station | Tucson Electric Power Co | Tucson, AZ | Tucson Electric Power (TEPC) | 1.8 TWh | Nov 1958 | Sep 2025 | Natural Gas |
| Demoss Petrie | Tucson Electric Power Co | Tucson, AZ | Tucson Electric Power (TEPC) | 2.5 GWh | May 2001 | Dec 2024 | Natural Gas |
Summary of Power Plants By State
Figures are based on September 2025 generation numbers.| State | Rank | Active Plants | Sep 2025 Generation |
|---|---|---|---|
| Alabama | # 7 | 76 | 12,052.47 GWh |
| Alaska | # 48 | 147 | 527.57 GWh |
| Arizona | # 9 | 183 | 11,602.92 GWh |
| Arkansas | # 21 | 117 | 5,844.09 GWh |
| California | # 4 | 1,769 | 19,371.91 GWh |
| Colorado | # 30 | 304 | 4,433.17 GWh |
| Connecticut | # 32 | 168 | 3,779.74 GWh |
| Delaware | # 49 | 33 | 419.31 GWh |
| District of Columbia | # 51 | 16 | 16.99 GWh |
| Florida | # 2 | 323 | 24,446.09 GWh |
| Georgia | # 8 | 266 | 11,628.97 GWh |
| Hawaii | # 47 | 73 | 826.54 GWh |
| Idaho | # 44 | 148 | 1,495.33 GWh |
| Illinois | # 5 | 385 | 14,642.93 GWh |
| Indiana | # 14 | 213 | 8,730.35 GWh |
| Iowa | # 26 | 295 | 5,224.35 GWh |
| Kansas | # 25 | 189 | 5,250.86 GWh |
| Kentucky | # 23 | 60 | 5,806.86 GWh |
| Louisiana | # 13 | 87 | 9,343.34 GWh |
| Maine | # 45 | 217 | 1,135.36 GWh |
| Maryland | # 39 | 204 | 2,935.42 GWh |
| Massachusetts | # 41 | 652 | 1,746.92 GWh |
| Michigan | # 11 | 279 | 10,468.02 GWh |
| Minnesota | # 29 | 769 | 4,717.95 GWh |
| Mississippi | # 20 | 58 | 6,625.37 GWh |
| Missouri | # 22 | 128 | 5,843.17 GWh |
| State | Rank | Active Plants | Sep 2025 Generation |
|---|---|---|---|
| Montana | # 40 | 72 | 1,949.24 GWh |
| Nebraska | # 34 | 132 | 3,501.38 GWh |
| Nevada | # 31 | 114 | 4,053.88 GWh |
| New Hampshire | # 42 | 60 | 1,549.07 GWh |
| New Jersey | # 27 | 399 | 4,969.45 GWh |
| New Mexico | # 36 | 145 | 3,317.84 GWh |
| New York | # 12 | 966 | 10,145.62 GWh |
| North Carolina | # 10 | 917 | 11,211.15 GWh |
| North Dakota | # 37 | 60 | 3,089.17 GWh |
| Ohio | # 6 | 201 | 12,818.31 GWh |
| Oklahoma | # 17 | 143 | 7,364.05 GWh |
| Oregon | # 28 | 282 | 4,812.51 GWh |
| Pennsylvania | # 3 | 260 | 19,731.43 GWh |
| Rhode Island | # 46 | 100 | 863.62 GWh |
| South Carolina | # 16 | 207 | 7,861.23 GWh |
| South Dakota | # 43 | 52 | 1,535.17 GWh |
| Tennessee | # 19 | 88 | 6,829.06 GWh |
| Texas | # 1 | 946 | 51,969.48 GWh |
| Utah | # 35 | 126 | 3,419.48 GWh |
| Vermont | # 50 | 120 | 165.14 GWh |
| Virginia | # 15 | 241 | 8,580.52 GWh |
| Washington | # 18 | 138 | 7,120.43 GWh |
| West Virginia | # 38 | 39 | 3,057.29 GWh |
| Wisconsin | # 24 | 251 | 5,674.74 GWh |
| Wyoming | # 33 | 73 | 3,641.70 GWh |