Directory of Power Plants in the United States
| Plant Name | Utility | Location | Balancing Authority | Annual Generation | Plant Date | Last Update | Fuel Types |
|---|---|---|---|---|---|---|---|
| TPE RI WA2 Solar | TPE RI WA2, LLC | Warren, RI | ISO New England (ISNE) | 3.9 GWh | May 2024 | Dec 2024 | Solar |
| TPW Petersburg | TPW Petersburg LLC | Petersburg, NE | Southwest Power Pool (SWPP) | 162.4 GWh | Oct 2011 | Dec 2024 | Wind |
| Tranquillity ID | Tranquillity Solar 1, LLC | Tranquillity, CA | California Independent System Operator (CISO) | 2.8 GWh | Feb 2018 | Dec 2024 | Solar |
| Skookumchuck | TransAlta Centralia Gen LLC | Tenino, WA | Bonneville Power Administration (BPAT) | 2.2 GWh | Aug 1990 | Dec 2024 | Water |
| Transalta Centralia Generation | TransAlta Centralia Gen LLC | Centralia, WA | Bonneville Power Administration (BPAT) | 3.3 TWh | Nov 1972 | Sep 2025 | Subbituminous Coal : 99.7% |
| TransAlta Wyoming Wind | TransAlta Wyoming Wind LLC | Evanston, WY | PacifiCorp East (PACE) | 318.8 GWh | Nov 2003 | Dec 2024 | Wind |
| Transamerica Pyramid | Transamerica Pyramid Properties LLC | San Francisco, CA | California Independent System Operator (CISO) | 525.0 MWh | Jun 2007 | Dec 2023 | Natural Gas |
| Trent River Solar, LLC | Trent River Solar, LLC | Pollocksville, NC | Duke Energy Progress East (CPLE) | 138.2 GWh | Jun 2021 | Sep 2025 | Solar |
| Trent Wind Farm | Trent Wind Farm LLC | Trent, TX | Electric Reliability Council of Texas, Inc. (ERCO) | 515.0 GWh | Jun 2001 | Dec 2024 | Wind |
| Trenton South | Trenton Municipal Utilities - (MO) | Trenton, MO | Southwest Power Pool (SWPP) | 140.0 MWh | Jun 2000 | Dec 2024 | Distillate Fuel Oil |
| Trenton North | Trenton Municipal Utilities - (MO) | Trenton, MO | Southwest Power Pool (SWPP) | 157.0 MWh | May 1974 | Dec 2024 | Distillate Fuel Oil |
| Tres Bahias | Tres Bahias Solar Power, LLC | Port Lavaca, TX | Electric Reliability Council of Texas, Inc. (ERCO) | 438.7 GWh | Apr 2024 | Sep 2025 | Solar |
| Tres City Power LLC | Tres Power Victoria LLC | Victoria, TX | Electric Reliability Council of Texas, Inc. (ERCO) | 35.3 GWh | Jan 2020 | Dec 2024 | Natural Gas |
| Tres Port Power, LLC | Tres Power Victoria LLC | Victoria, TX | Electric Reliability Council of Texas, Inc. (ERCO) | 60.8 GWh | Jun 2019 | Dec 2024 | Natural Gas |
| Tri-County Water Hydropower Project | Tri-County Water Conservancy District | Ridgway, CO | Western Area Power Administration - Rocky Mountain Region (WACM) | 17.0 GWh | Mar 2014 | Sep 2025 | Water |
| Sand Bar Power Plant | Tri-Dam Power Authority | Stanislaus Ntl. Fores, CA | California Independent System Operator (CISO) | 85.5 GWh | Apr 1986 | Dec 2024 | Water |
| JM Shafer Generating Station | Tri-State G & T Assn, Inc | Ft. Lupton, CO | Public Service Company of Colorado (PSCO) | 798.1 GWh | May 1994 | Sep 2025 | Natural Gas |
| Pyramid | Tri-State G & T Assn, Inc | Lordsburg, NM | Public Service Company of New Mexico (PNM) | 269.7 GWh | Feb 2003 | Dec 2024 | Natural Gas : 99.9% |
| Burlington (CO) | Tri-State G & T Assn, Inc | Burlington, CO | Western Area Power Administration - Rocky Mountain Region (WACM) | 4.4 GWh | May 1977 | Sep 2025 | Distillate Fuel Oil |
| Craig (CO) | Tri-State G & T Assn, Inc | Craig, CO | Western Area Power Administration - Rocky Mountain Region (WACM) | 3.9 TWh | Oct 1979 | Sep 2025 | Subbituminous Coal : 99.6% |
| Limon Generating Station | Tri-State G & T Assn, Inc | Limon, CO | Western Area Power Administration - Rocky Mountain Region (WACM) | 216.3 GWh | Jan 2002 | Dec 2024 | Natural Gas : 96.0% Distillate Fuel Oil : 4.0% |
| Frank Knutson | Tri-State G & T Assn, Inc | Commerce City, CO | Public Service Company of Colorado (PSCO) | 275.6 GWh | Apr 2002 | Dec 2024 | Natural Gas : 98.3% Distillate Fuel Oil : 1.7% |
| UMCP CHP Plant | Trigen-Cinergy Solutions College Park | College Park, MD | PJM Interconnection, LLC (PJM) | 84.4 GWh | May 2003 | Dec 2024 | Natural Gas : 90.0% Distillate Fuel Oil : 10.0% |
| Trinity Hills | Trinity Hills Wind Farm LLC | Olney, TX | Electric Reliability Council of Texas, Inc. (ERCO) | 747.9 GWh | Nov 2011 | Sep 2025 | Wind |
| 20333 Normandie PV, LLC | TRITEC Americas | Torrance, CA | Los Angeles Department of Water and Power (LDWP) | 5.3 GWh | Nov 2021 | Dec 2024 | Solar |
| Triton East and West Cogen | Triton College | River Grove, IL | PJM Interconnection, LLC (PJM) | 218.0 MWh | Mar 1998 | Aug 2025 | Natural Gas |
| Trona Solar III | Trona Solar III LLC | Trona, CA | California Independent System Operator (CISO) | 4.5 GWh | Mar 2023 | Dec 2024 | Solar |
| Tropicana Products Bradenton | Tropicana Products Inc | Bradenton, FL | Florida Power & Light Co. (FPL) | 154.2 GWh | Jan 1990 | Dec 2024 | Natural Gas |
| Troy Energy LLC | Troy Energy LLC | Luckey, OH | PJM Interconnection, LLC (PJM) | 988.6 GWh | May 2002 | Dec 2024 | Natural Gas : 99.8% |
| Washoe | Truckee Meadows Water Authority | Verdi, NV | Nevada Power Company (NEVP) | 14.4 GWh | Dec 1903 | Dec 2024 | Water |
| Fleish | Truckee Meadows Water Authority | Fleish, NV | Nevada Power Company (NEVP) | 21.0 GWh | Dec 1913 | Sep 2025 | Water |
| Verdi | Truckee Meadows Water Authority | Verdi, NV | Nevada Power Company (NEVP) | 19.1 GWh | Dec 1910 | Sep 2025 | Water |
| Lahontan | Truckee-Carson Irrigation District | Fallon, NV | Nevada Power Company (NEVP) | 10.0 GWh | Dec 1910 | Nov 2024 | Water |
| New Lahontan | Truckee-Carson Irrigation District | Fallon, NV | Nevada Power Company (NEVP) | 10.5 GWh | Mar 1989 | Oct 2024 | Water |
| Truman Solar | Truman Solar, LLC | Colombia, MO | Midcontinent Independent System Operator, Inc. (MISO) | 22.6 GWh | May 2021 | Dec 2024 | Solar |
| Princeton University Cogeneration | Trustees of Princeton University | Princeton, NJ | PJM Interconnection, LLC (PJM) | 69.2 GWh | Sep 1996 | Sep 2025 | Natural Gas : 67.0% Solar : 31.8% Distillate Fuel Oil : 1.2% |
| Tuana Springs | Tuana Springs Energy, LLC | Hagerman, ID | Idaho Power Company (IPCO) | 28.8 GWh | Apr 2010 | Sep 2025 | Wind |
| UASTP I | Tucson Electric Power Co | Tucson, AZ | Tucson Electric Power (TEPC) | 1.6 GWh | Nov 2010 | Dec 2024 | Solar |
| North Loop | Tucson Electric Power Co | Tucson, AZ | Tucson Electric Power (TEPC) | 2.5 GWh | Nov 1972 | Dec 2024 | Natural Gas |
| Demoss Petrie | Tucson Electric Power Co | Tucson, AZ | Tucson Electric Power (TEPC) | 2.5 GWh | May 2001 | Dec 2024 | Natural Gas |
| H Wilson Sundt Generating Station | Tucson Electric Power Co | Tucson, AZ | Tucson Electric Power (TEPC) | 1.8 TWh | Nov 1958 | Sep 2025 | Natural Gas |
| Oso Grande Wind Farm | Tucson Electric Power Co | Maljamar, NM | Tucson Electric Power (TEPC) | 628.5 GWh | Apr 2021 | Sep 2025 | Wind |
| Prairie Fire | Tucson Electric Power Co | Tucson, AZ | Tucson Electric Power (TEPC) | 7.8 GWh | Nov 2012 | Dec 2024 | Solar |
| Fort Huachuca Solar PV Project | Tucson Electric Power Co | Sierra Vista, AZ | Tucson Electric Power (TEPC) | 40.1 GWh | Nov 2014 | 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% |
| Raptor Ridge | Tucson Electric Power Co | Tucson, AZ | Tucson Electric Power (TEPC) | 33.8 GWh | May 2022 | Dec 2024 | Solar |
| Luciana | Tulare Solar Center, LLC | Richgrove, CA | California Independent System Operator (CISO) | 138.4 GWh | Mar 2022 | Sep 2025 | Solar |
| Tulsa LFG LLC | Tulsa LFG LLC | Sand Springs, OK | Southwest Power Pool (SWPP) | 17.2 GWh | Apr 2011 | Dec 2024 | Landfill Gas |
| Tungsten Mountain | Tungsten Mountain | Fallon, NV | Nevada Power Company (NEVP) | 291.4 GWh | Nov 2017 | Sep 2025 | Geothermal : 92.2% Solar : 7.8% |
| La Grange | Turlock Irrigation District | La Grange, CA | Turlock Irrigation District (TIDC) | 4.4 GWh | Nov 1924 | Dec 2024 | Water |
| Turlock Lake | Turlock Irrigation District | Hickman, CA | Turlock Irrigation District (TIDC) | 7.0 GWh | Jun 1980 | 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 |
| Upper Dawson | Turlock Irrigation District | La Grange, CA | Turlock Irrigation District (TIDC) | 10.7 GWh | Oct 1983 | Dec 2024 | Water |
| Tuolumne Wind Project | Turlock Irrigation District | Goldendale, WA | Bonneville Power Administration (BPAT) | 399.7 GWh | Apr 2009 | Dec 2024 | Wind |
| Almond Power Plant | Turlock Irrigation District | Modesto, CA | Turlock Irrigation District (TIDC) | 160.9 GWh | Mar 1996 | Sep 2025 | Natural Gas |
| 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% |
| 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 |
| Turnbull Hydro | Turnbull Hydro LLC | Fairfield, MT | NorthWestern Corporation (NWMT) | 19.2 GWh | May 2011 | Aug 2024 | Water |
| 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 |
| Tuscola Bay Wind | Tuscola Bay Wind LLC | Reese, MI | Midcontinent Independent System Operator, Inc. (MISO) | 367.1 GWh | Nov 2012 | Sep 2025 | Wind |
| Tuscola Wind II LLC | Tuscola Wind II LLC | Reese, MI | Midcontinent Independent System Operator, Inc. (MISO) | 300.6 GWh | Oct 2013 | Sep 2025 | Wind |
| 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 |
| Tweite Community Solar LLC | Tweite Community Solar LLC | Byron, MN | Midcontinent Independent System Operator, Inc. (MISO) | 1.7 GWh | Oct 2020 | Dec 2024 | 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 |
| 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 Rivers Paper Co LLC | Twin Rivers Paper Co LLC | Madawaska, ME | (NBSO) | 99.1 GWh | Apr 1987 | Sep 2025 | Purchased Steam |
| 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 |
| 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 |
| Security | TX LFG Energy, LP | Cleveland, TX | Midcontinent Independent System Operator, Inc. (MISO) | 6.2 GWh | Feb 2003 | Dec 2024 | Landfill 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% | |
| US Borax | U S Borax Inc | Boron, CA | California Independent System Operator (CISO) | 279.4 GWh | Jun 1984 | Sep 2025 | Natural Gas |
| 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 |
| 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 |
| Grand Coulee | U S Bureau of Reclamation | Grand Coulee, WA | Bonneville Power Administration (BPAT) | 16.1 TWh | Feb 1941 | Sep 2025 | 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 |
| 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 |
| 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 |
| 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 |
| Stampede | U S Bureau of Reclamation | Truckee, CA | Nevada Power Company (NEVP) | 15.6 GWh | Dec 1987 | Sep 2025 | 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 |
| New Melones | U S Bureau of Reclamation | Jamestown, CA | Balancing Authority of Northern California (BANC) | 275.9 GWh | May 1979 | Sep 2025 | Water |
| Anderson Ranch | U S Bureau of Reclamation | Mountain Home, ID | Bonneville Power Administration (BPAT) | 130.0 GWh | Nov 1950 | 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 |
| Green Springs | U S Bureau of Reclamation | Columbia Falls, OR | Bonneville Power Administration (BPAT) | 37.7 GWh | Apr 1960 | 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 |
| 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 |
| Minidoka | U S Bureau of Reclamation | Rupert, ID | Bonneville Power Administration (BPAT) | 111.7 GWh | May 1927 | 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 |
| 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 |
| 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 |
| 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 |
| 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 |
| 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 |
| 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 |
| Chandler | U S Bureau of Reclamation | Benton City, WA | Bonneville Power Administration (BPAT) | 31.4 GWh | Jan 1956 | 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 |
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 |