Directory of Power Plants in the United States
| Plant Name | Utility | Location | Balancing Authority | Annual Generation | Plant Date | Last Update | Fuel Types |
|---|---|---|---|---|---|---|---|
| TAG | Exus New Mexico | Rio Rancho, NM | Public Service Company of New Mexico (PNM) | 29.8 GWh | - | Sep 2025 | Solar |
| Tenmile Creek | Florida Power & Light Co | TBD, FL | Florida Power & Light Co. (FPL) | 142.9 GWh | - | Sep 2025 | Solar |
| Thomas Creek | Florida Power & Light Co | Callahan, FL | Florida Power & Light Co. (FPL) | 128.6 GWh | - | Sep 2025 | Solar |
| Timberland Solar | Consolidated Edison Development Inc. | Carlton, GA | Southeastern Power Administration (SEPA) | 25.1 GWh | - | Aug 2025 | Solar |
| Turtle Creek | Omaha Public Power District | Springfield, NE | Southwest Power Pool (SWPP) | 381.2 GWh | - | Sep 2025 | Natural Gas : 92.8% Distillate Fuel Oil : 7.2% |
| TX Houston 7080 Express Lane | Catalyze Houston Express Lane Microgrid, LLC | Houston, TX | Electric Reliability Council of Texas, Inc. (ERCO) | 3.0 MWh | - | Jun 2024 | Solar |
| Turners Falls | FirstLight Power Resources, Inc. - MA | Montague, MA | ISO New England (ISNE) | 12.4 GWh | Dec 1904 | Dec 2024 | Water |
| Tacoma | Public Service Co of Colorado | Durango, CO | Western Area Power Administration - Rocky Mountain Region (WACM) | 4.3 GWh | May 1905 | Dec 2024 | Water |
| Taftville | FirstLight Power Resources Services LLC | Taftville, CT | ISO New England (ISNE) | 2.9 GWh | Dec 1905 | Dec 2024 | Water |
| Thomson | ALLETE, Inc. | Carlton, MN | Midcontinent Independent System Operator, Inc. (MISO) | 290.5 GWh | Dec 1906 | Dec 2024 | Water |
| Thousand Springs | Idaho Power Co | Wendell, ID | Idaho Power Company (IPCO) | 54.8 GWh | Jul 1912 | Dec 2024 | Water |
| Taylorville | Erie Boulevard Hydropower LP | Croghan, NY | New York Independent System Operator (NYIS) | 22.3 GWh | Dec 1912 | Dec 2024 | Water |
| Tallulah Falls | Georgia Power Co | Tallulah Falls, GA | Southern Company Services, Inc. - Trans (SOCO) | 72.0 GWh | Aug 1913 | Dec 2024 | Water |
| Thompson Falls | NorthWestern Energy (MT Hydro) | Thompson Falls, MT | NorthWestern Corporation (NWMT) | 436.4 GWh | Jun 1915 | Dec 2024 | Water |
| Trenton Falls | Erie Boulevard Hydropower LP | Barneveld, NY | New York Independent System Operator (NYIS) | 140.6 GWh | Dec 1918 | Dec 2024 | Water |
| Tunnel | FirstLight Power Resources Services LLC | Preston, CT | ISO New England (ISNE) | 7.7 GWh | Dec 1918 | Dec 2024 | Water |
| Tuxedo | Northbrook Tuxedo, LLC | Flat Rock, NC | Duke Energy Carolinas (DUK) | 19.3 GWh | May 1920 | Sep 2024 | Water |
| Tugalo | Georgia Power Co | Tallulah Falls, GA | Southern Company Services, Inc. - Trans (SOCO) | 97.0 GWh | Sep 1923 | Dec 2024 | Water |
| 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 |
| Terrora | Georgia Power Co | Tallulah Falls, GA | Southern Company Services, Inc. - Trans (SOCO) | 35.9 GWh | Feb 1925 | Dec 2024 | Water |
| Theresa Plant | Central Rivers Power US, LLC | Theresa, NY | New York Independent System Operator (NYIS) | 4.4 GWh | Dec 1926 | Dec 2024 | Water |
| Thornapple | Northern States Power Co - Minnesota | Bruce, WI | Midcontinent Independent System Operator, Inc. (MISO) | 7.6 GWh | Dec 1926 | Dec 2024 | Water |
| Trego | Northern States Power Co - Minnesota | Hayward, WI | Midcontinent Independent System Operator, Inc. (MISO) | 6.5 GWh | Dec 1926 | Dec 2024 | Water |
| Thief River Falls | City of Thief River Falls | Thief River Falls, MN | Midcontinent Independent System Operator, Inc. (MISO) | 2.8 GWh | Jul 1927 | Dec 2024 | Water : 99.6% |
| Tillery | Duke Energy Progress - (NC) | Mount Gilead, NC | Duke Energy Progress East (CPLE) | 184.2 GWh | Jul 1928 | Dec 2024 | Water |
| Thurlow Dam | Alabama Power Co | Tallassee, AL | Southern Company Services, Inc. - Trans (SOCO) | 211.8 GWh | Dec 1930 | Dec 2024 | Water |
| Tiger Creek | Pacific Gas & Electric Co. | Pioneer, CA | California Independent System Operator (CISO) | 225.1 GWh | May 1931 | Dec 2024 | Water |
| Twin Falls (ID) | Idaho Power Co | Kimberly, ID | Idaho Power Company (IPCO) | 101.0 GWh | Feb 1935 | Dec 2024 | Water |
| Tennessee Eastman Operations | Eastman Chemical Co-TN Ops | Kingsport, TN | PJM Interconnection, LLC (PJM) | 1.1 TWh | Aug 1936 | Sep 2025 | Natural Gas : 60.4% Bituminous Coal : 37.8% Other Gas : 1.0% Sludge Waste : 0.8% |
| Tomahawk | Wisconsin Public Service Corp | Tomahawk, WI | Midcontinent Independent System Operator, Inc. (MISO) | 10.8 GWh | Dec 1937 | Dec 2024 | Water |
| Truman | City of Truman | Truman, MN | Midcontinent Independent System Operator, Inc. (MISO) | 39.0 MWh | Aug 1938 | Dec 2024 | Distillate Fuel Oil |
| Thorpe | Duke Energy Carolinas, LLC | Tuckasegee, NC | Duke Energy Carolinas (DUK) | 56.7 GWh | Sep 1941 | Dec 2024 | Water |
| Toketee Falls | PacifiCorp | Idleyld Park, OR | PacifiCorp West (PACW) | 184.1 GWh | Nov 1949 | Dec 2024 | Water |
| Trinidad (CO) | City of Trinidad - (CO) | Trinidad, CO | Western Area Power Administration - Rocky Mountain Region (WACM) | 5.0 MWh | Apr 1950 | Dec 2024 | Distillate Fuel Oil |
| Tuckasegee | Duke Energy Carolinas, LLC | Tuckasegee, NC | Duke Energy Carolinas (DUK) | 4.2 GWh | Apr 1950 | Dec 2024 | Water |
| Teche | Cleco Power LLC | Baldwin, LA | Midcontinent Independent System Operator, Inc. (MISO) | 20.9 GWh | Jun 1953 | Dec 2024 | Natural Gas |
| Tesoro Mandan Cogeneration Plant | Tesoro Refining and Marketing Co LLC | Mandan, ND | Southwest Power Pool (SWPP) | 55.6 GWh | Sep 1954 | Sep 2025 | Other Gas : 60.5% Natural Gas : 39.5% |
| Tennessee Creek | Duke Energy Carolinas, LLC | Tuckasegee, NC | Duke Energy Carolinas (DUK) | 36.8 GWh | Apr 1955 | Dec 2024 | Water |
| Tipton | City of Tipton - (IA) | Tipton, IA | Midcontinent Independent System Operator, Inc. (MISO) | 69.0 MWh | Oct 1955 | Dec 2024 | Distillate Fuel Oil |
| Tulsa | Public Service Co of Oklahoma | Tulsa, OK | Southwest Power Pool (SWPP) | 384.5 GWh | Oct 1956 | Dec 2024 | Natural Gas |
| The Dalles | USACE Northwestern Division | The Dalles, OR | Bonneville Power Administration (BPAT) | 5.7 TWh | May 1957 | Sep 2025 | Water |
| Tulloch | Oakdale&South San Joaquin Irrigation D. | Jamestown, CA | California Independent System Operator (CISO) | 103.6 GWh | May 1958 | Dec 2024 | Water |
| Table Rock | USCE-Little Rock District | Branson, MO | Southwestern Power Administration (SPA) | 367.8 GWh | Apr 1959 | Dec 2024 | Water |
| Tuckertown Hydro | Eagle Creek Renewable Energy, LLC | New London, NC | Alcoa Power Generating, Inc. - Yadkin Division (YAD) | 137.6 GWh | Mar 1962 | Dec 2024 | Water |
| Thomas Fitzhugh | Arkansas Electric Coop Corp | Ozark, AR | Southwest Power Pool (SWPP) | 484.4 GWh | Apr 1963 | Dec 2024 | Natural Gas |
| Tracy | Sierra Pacific Power Co | Sparks, NV | Nevada Power Company (NEVP) | 4.0 TWh | Jul 1963 | Sep 2025 | Natural Gas |
| Trinity | U S Bureau of Reclamation | Weaverville, CA | Balancing Authority of Northern California (BANC) | 549.3 GWh | Jan 1964 | Sep 2025 | Water |
| Trinidad (TX) | Luminant Generation Company LLC | Trinidad, TX | Electric Reliability Council of Texas, Inc. (ERCO) | 376.4 GWh | Apr 1965 | Dec 2024 | Natural Gas |
| Ty Cooke | City of Lubbock - (TX) | Lubbock, TX | Southwest Power Pool (SWPP) | 3.7 GWh | May 1965 | Dec 2023 | Natural Gas |
| T B Simon Power Plant | Michigan State University | East Lansing, MI | Midcontinent Independent System Operator, Inc. (MISO) | 249.5 GWh | Nov 1965 | Sep 2025 | Natural Gas |
| Thomas Hill | Associated Electric Coop, Inc | Clifton Hill, MO | Associated Electric Cooperative, Inc. (AECI) | 6.3 TWh | Nov 1966 | Sep 2025 | Subbituminous Coal : 85.0% Refined Coal : 14.9% |
| Turkey Point | Florida Power & Light Co | Homestead, FL | Florida Power & Light Co. (FPL) | 19.7 TWh | Mar 1967 | Sep 2025 | Nuclear : 67.7% Natural Gas : 32.3% |
| Tait Electric Generating Station | Kimura Power LLC | Moraine, OH | PJM Interconnection, LLC (PJM) | 1.3 TWh | Apr 1967 | Dec 2024 | Natural Gas |
| Tenth Street | City of Norwich - (CT) | Norwich, CT | ISO New England (ISNE) | 3.2 GWh | Apr 1967 | Sep 2024 | Water |
| T H Wharton | NRG Texas Power LLC | Houston, TX | Electric Reliability Council of Texas, Inc. (ERCO) | 763.4 GWh | Jun 1967 | Sep 2025 | Natural Gas |
| Torrington Terminal | Connecticut Jet Power LLC | Torrington, CT | ISO New England (ISNE) | 146.0 MWh | Oct 1967 | Dec 2024 | Kerosene |
| Thermalito | California Dept. of Water Resources | Oroville, CA | California Independent System Operator (CISO) | 308.5 GWh | Jan 1968 | Sep 2025 | Water |
| Ticonderoga Mill | Sylvamo North America LLC | Ticonderoga, NY | New York Independent System Operator (NYIS) | 203.1 GWh | Dec 1969 | Sep 2025 | Natural Gas : 57.6% Black Liquor : 35.6% Residual Fuel Oil : 3.8% Wood/Wood Waste Solids : 2.9% |
| The Mount Sinai Hospital | Mount Sinai Hospital | New York, NY | New York Independent System Operator (NYIS) | 184.0 MWh | May 1970 | Dec 2024 | Distillate Fuel Oil |
| TalenEnergy Montour | TalenEnergy Montour LLC | Washingtonville, PA | PJM Interconnection, LLC (PJM) | 4.3 TWh | Jan 1971 | Sep 2025 | Natural Gas |
| Tower | Wolverine Power Supply Coop | Tower, MI | Midcontinent Independent System Operator, Inc. (MISO) | 62.0 MWh | Feb 1971 | Dec 2024 | Distillate Fuel Oil |
| TalenEnergy Martins Creek | TalenEnergy Martins Creek LLC | Bangor, PA | PJM Interconnection, LLC (PJM) | 2.4 TWh | May 1971 | Sep 2025 | Natural Gas : 98.2% Residual Fuel Oil : 1.7% |
| Tinker | Oklahoma Gas & Electric Co | Oklahoma City, OK | Southwest Power Pool (SWPP) | 30.7 GWh | May 1971 | Dec 2024 | Natural Gas |
| Tims Ford | Tennessee Valley Authority | Winchester, TN | Tennessee Valley Authority (TVA) | 37.3 GWh | Feb 1972 | Dec 2024 | Water |
| Tasley | Calpine Mid-Atlantic Generation LLC | Tasley, VA | PJM Interconnection, LLC (PJM) | 2.1 GWh | May 1972 | Dec 2024 | Distillate Fuel Oil |
| Texas Petrochemicals | TPC Group, LLC | Houston, TX | Electric Reliability Council of Texas, Inc. (ERCO) | 233.8 GWh | May 1972 | Dec 2024 | Natural Gas : 86.0% Other Gas : 14.0% |
| Tolna | Tolna Power, LLC | New Freedom, PA | PJM Interconnection, LLC (PJM) | 260.0 MWh | May 1972 | Dec 2024 | Distillate Fuel Oil |
| Transalta Centralia Generation | TransAlta Centralia Gen LLC | Centralia, WA | Bonneville Power Administration (BPAT) | 3.3 TWh | Nov 1972 | Sep 2025 | Subbituminous Coal : 99.7% |
| Tangier | A & N Electric Coop | Tangier, VA | PJM Interconnection, LLC (PJM) | 203.0 MWh | Apr 1974 | 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 |
| Turlock Lake | Turlock Irrigation District | Hickman, CA | Turlock Irrigation District (TIDC) | 7.0 GWh | Jun 1980 | Dec 2024 | Water |
| Thundermist Hydro | City of Woonsocket | Providence, RI | ISO New England (ISNE) | 90.0 MWh | May 1981 | Dec 2024 | Water |
| Texon Hydroelectric Project | Hitchcock Hydro, LLC | Russell, MA | ISO New England (ISNE) | 4.3 GWh | Dec 1981 | Dec 2024 | Water |
| Tolk | Southwestern Public Service Co | Muleshoe, TX | Southwest Power Pool (SWPP) | 2.4 TWh | Dec 1981 | Sep 2025 | Subbituminous Coal : 90.2% Natural Gas : 9.8% |
| Taft 26C Cogen | Chevron USA Inc | Taft, CA | California Independent System Operator (CISO) | 43.4 GWh | Jun 1982 | Sep 2025 | Natural Gas |
| Tesoro Hawaii | PAR Petroleum | Kapolei, HI | (NA) | 157.5 GWh | Nov 1982 | Sep 2025 | Waste/Other Oil : 91.8% Distillate Fuel Oil : 8.2% |
| The Bank of New York | The Bank of New York | New York, NY | New York Independent System Operator (NYIS) | 25.0 MWh | Dec 1982 | Dec 2024 | Distillate Fuel Oil |
| TalenEnergy Susquehanna | TalenEnergy Susquehanna LLC | Berwick, PA | PJM Interconnection, LLC (PJM) | 18.8 TWh | May 1983 | Sep 2025 | Nuclear |
| Tamarack Energy | Tamarack Energy | New Meadows, ID | Idaho Power Company (IPCO) | 14.2 GWh | May 1983 | Sep 2025 | Wood/Wood Waste Solids |
| Temescal | Metropolitan Water District of S CA | Corona, CA | California Independent System Operator (CISO) | 16.8 GWh | Jun 1983 | Dec 2024 | Water |
| Tyee Lake Hydroelectric Facility | Southeast Alaska Power Agency | Wrangell, AK | (NA) | 126.0 GWh | Jun 1983 | Dec 2024 | Water |
| Torrance Refining Company, LLC | Torrance Refining Company, LLC | Torrance, CA | California Independent System Operator (CISO) | 83.1 GWh | Aug 1983 | Sep 2025 | Other Gas : 74.7% Waste Heat : 25.3% |
| Terra-Gen VG Wind LLC | Terra-Gen Operating Co-Wind | Tehachapi, CA | California Independent System Operator (CISO) | 7.6 GWh | Dec 1983 | Jun 2024 | Wind |
| Tehachapi Wind Resource I | CalWind Resources Inc | Tehachapi, CA | California Independent System Operator (CISO) | 14.1 GWh | Nov 1984 | Dec 2024 | Wind |
| Terror Lake Microgrid | Kodiak Electric Assn Inc | Kodiak, AK | 134.1 GWh | Nov 1984 | Dec 2024 | Water | |
| Three Forks Water Power Project | Grizzly Mountain Ranch | Zenia, CA | California Independent System Operator (CISO) | 2.6 GWh | Nov 1984 | Dec 2024 | Water |
| Tok | Alaska Power and Telephone Co | Tok, AK | 11.4 GWh | Sep 1985 | Dec 2024 | Distillate Fuel Oil | |
| Talcville | Erie Boulevard Hydropower LP | Edwards, NY | New York Independent System Operator (NYIS) | 601.0 MWh | Dec 1985 | Dec 2024 | Water |
| Total Energy Facilities | Los Angeles County Sanitation | Carson, CA | California Independent System Operator (CISO) | 160.8 GWh | Dec 1985 | Dec 2024 | Other Biomass Gas : 99.6% |
| Toyon Power Station | Toyon Landfill Gas Conversion, LLC | Los Angeles, CA | Los Angeles Department of Water and Power (LDWP) | 6.6 GWh | Dec 1985 | Dec 2024 | Landfill Gas |
| Toadtown | Pacific Gas & Electric Co. | Magalia, CA | California Independent System Operator (CISO) | 2.4 GWh | Mar 1986 | Oct 2024 | Water |
| Toledo Ref Power Recovery Train | Toledo Refining Company | Oregon, OH | PJM Interconnection, LLC (PJM) | 81.5 MWh | May 1986 | Jul 2025 | Petroleum Coke |
| Tallassee Hydro Project | Tallassee Shoals LLC | Clarke, GA | Southern Company Services, Inc. - Trans (SOCO) | 4.4 GWh | Jul 1986 | Sep 2025 | Water |
| Togiak | Alaska Village Elec Coop, Inc | Togiak, AK | 2.9 GWh | Oct 1986 | Dec 2024 | Distillate Fuel Oil | |
| TPC Windfarms LLC | Terra-Gen Operating Co-Wind | Mojave, CA | California Independent System Operator (CISO) | 46.5 GWh | Nov 1986 | Dec 2024 | Wind |
| Texas City Power Plant | Texas City Cogeneration LLC | Texas City, TX | Electric Reliability Council of Texas, Inc. (ERCO) | 1.9 TWh | Apr 1987 | Sep 2025 | Natural Gas |
| Twin Rivers Paper Co LLC | Twin Rivers Paper Co LLC | Madawaska, ME | (NBSO) | 99.1 GWh | Apr 1987 | Sep 2025 | Purchased Steam |
| Thermalito Diverson Dam | California Dept. of Water Resources | Oroville, CA | California Independent System Operator (CISO) | 19.2 GWh | Jun 1987 | Dec 2024 | Water |
| Townsend Hydro | Beaver Falls Municipal Auth | New Brighton, PA | PJM Interconnection, LLC (PJM) | 16.0 GWh | Sep 1987 | Dec 2024 | Water |
| Twin Reservoirs | Walla Walla City of | Walla Walla, WA | Bonneville Power Administration (BPAT) | 7.3 GWh | Mar 1988 | 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 |