Directory of Power Plants in the United States
| Plant Name | Utility | Location | Balancing Authority | Annual Generation | Plant Date | Last Update | Fuel Types |
|---|---|---|---|---|---|---|---|
| Bellows Falls | Great River Hydro, LLC | Bellow Falls, VT | ISO New England (ISNE) | 264.4 GWh | Feb 1928 | Dec 2024 | Water |
| Harriman | Great River Hydro, LLC | Whitingham, VT | ISO New England (ISNE) | 91.5 GWh | Apr 1924 | Dec 2024 | Water |
| Canaan | Central Rivers Power NH, LLC | Canaan, VT | ISO New England (ISNE) | 6.5 GWh | Jul 1927 | Dec 2024 | Water |
| West Charleston | Barton Village, Inc | West Charleston, VT | ISO New England (ISNE) | 6.9 GWh | Jun 1931 | Dec 2024 | Water |
| Great Falls (VT) | The Town of Lyndon Electric Department | Lyndon, VT | ISO New England (ISNE) | 3.0 GWh | Jul 1915 | Dec 2024 | Water |
| Morrisville | Village of Morrisville - (VT) | Morrisville, VT | ISO New England (ISNE) | 4.9 GWh | Jul 1924 | Dec 2024 | Water |
| Cadys Falls | Village of Morrisville - (VT) | Morrisville, VT | ISO New England (ISNE) | 139.0 MWh | Jul 1914 | Dec 2024 | Water |
| Buck Hydro | Appalachian Power Co | Ivanhoe, VA | PJM Interconnection, LLC (PJM) | 31.6 GWh | Dec 1911 | Sep 2024 | Water |
| Lockhart | Lockhart Power Co | Lockhart, SC | Duke Energy Carolinas (DUK) | 70.0 GWh | Dec 1920 | Dec 2024 | Water |
| Claytor | Appalachian Power Co | Radford, VA | PJM Interconnection, LLC (PJM) | 220.4 GWh | Jul 1939 | Dec 2024 | Water |
| Silver Lake (VT) | Green Mountain Power Corp | Salisbury, VT | ISO New England (ISNE) | 4.6 GWh | Jan 1917 | Dec 2024 | Water |
| Eagle Pass | Maverick Cty Water Control & Improvement | Eagle Pass, TX | Electric Reliability Council of Texas, Inc. (ERCO) | 25.0 GWh | Jul 1932 | Sep 2025 | Water |
| J P Priest | USCE-Nashville District | Nashville, TN | Tennessee Valley Authority (TVA) | 53.6 GWh | Jan 1970 | Dec 2024 | Water |
| Old Hickory | USCE-Nashville District | Hendersonville, TN | Tennessee Valley Authority (TVA) | 436.6 GWh | Mar 1957 | Dec 2024 | Water |
| Dale Hollow | USCE-Nashville District | Celina, TN | Tennessee Valley Authority (TVA) | 105.9 GWh | Nov 1948 | Dec 2024 | Water |
| Cordell Hull | USCE-Nashville District | Carthage, TN | Tennessee Valley Authority (TVA) | 344.8 GWh | Jul 1973 | Dec 2024 | Water |
| Wilbur | Tennessee Valley Authority | Elizabethon, TN | Tennessee Valley Authority (TVA) | 14.5 GWh | Nov 1912 | Dec 2024 | Water |
| Watts Bar Hydro | Tennessee Valley Authority | Spring City, TN | Tennessee Valley Authority (TVA) | 895.6 GWh | Feb 1942 | Dec 2024 | Water |
| Watauga | Tennessee Valley Authority | Elizabethton, TN | Tennessee Valley Authority (TVA) | 154.8 GWh | Jul 1949 | Dec 2024 | Water |
| Tims Ford | Tennessee Valley Authority | Winchester, TN | Tennessee Valley Authority (TVA) | 37.3 GWh | Feb 1972 | Dec 2024 | Water |
| South Holston | Tennessee Valley Authority | Bristol, TN | Tennessee Valley Authority (TVA) | 120.8 GWh | Jan 1951 | Dec 2024 | Water |
| Pickwick Landing Dam | Tennessee Valley Authority | Pickwick Dam, TN | Tennessee Valley Authority (TVA) | 1.3 TWh | May 1938 | Dec 2024 | Water |
| Detroit | USACE Northwestern Division | Mill City, OR | Bonneville Power Administration (BPAT) | 219.7 GWh | Jun 1953 | Dec 2024 | Water |
| Nine Mile | Avista Corp | Nine Mile, WA | Avista Corporation (AVA) | 125.7 GWh | Jun 1908 | Dec 2024 | Water |
| Piney | BP Piney & Deep Creek LLC | Clarion, PA | PJM Interconnection, LLC (PJM) | 61.4 GWh | May 1924 | Dec 2024 | Water |
| Yelm | City of Centralia - (WA) | Yelm, WA | Bonneville Power Administration (BPAT) | 33.7 GWh | Nov 1930 | Dec 2024 | Water |
| Rocky Reach | PUD No 1 of Chelan County | Wenatchee, WA | Public Utility District No. 1 of Chelan County (CHPD) | 5.1 TWh | May 1961 | Sep 2025 | Water |
| York Haven | Eagle Creek Renewable Energy, LLC | York Haven, PA | PJM Interconnection, LLC (PJM) | 86.7 GWh | Nov 1905 | Dec 2024 | Water |
| Wells | PUD No 1 of Douglas County | Chelan, WA | PUD No. 1 of Douglas County (DOPD) | 3.6 TWh | Aug 1967 | Sep 2025 | Water |
| Priest Rapids | PUD No 2 of Grant County | Mattawa, WA | Bonneville Power Administration (BPAT) | 4.0 TWh | Sep 1959 | Sep 2025 | Water |
| Wanapum | PUD No 2 of Grant County | Beverly, WA | Public Utility District No. 2 of Grant County, Washington (GCPD) | 4.3 TWh | May 1963 | Sep 2025 | Water |
| McNary | USACE Northwestern Division | Umatilla, OR | Bonneville Power Administration (BPAT) | 3.7 TWh | Nov 1953 | Dec 2024 | Water |
| Lookout Point | USACE Northwestern Division | Lowell, OR | Bonneville Power Administration (BPAT) | 175.1 GWh | Dec 1954 | Dec 2024 | Water |
| John Day | USACE Northwestern Division | Rufus, OR | Bonneville Power Administration (BPAT) | 7.2 TWh | Jul 1968 | Sep 2025 | Water |
| Hills Creek | USACE Northwestern Division | Oakridge, OR | Bonneville Power Administration (BPAT) | 119.8 GWh | Jan 1962 | Dec 2024 | Water |
| Green Peter | USACE Northwestern Division | Foster, OR | Bonneville Power Administration (BPAT) | 155.2 GWh | Jun 1967 | Dec 2024 | Water |
| Dexter | USACE Northwestern Division | Lowell, OR | Bonneville Power Administration (BPAT) | 14.6 GWh | May 1955 | Dec 2024 | Water |
| Meyers Falls | Hydro Technology Systems Inc | Kettle Falls, WA | Avista Corporation (AVA) | 9.2 GWh | May 1915 | Dec 2024 | Water |
| Cougar | USACE Northwestern Division | Lowell, OR | Bonneville Power Administration (BPAT) | 66.9 GWh | Feb 1964 | Dec 2024 | Water |
| Bonneville | USACE Northwestern Division | Cascade Locks, OR | Bonneville Power Administration (BPAT) | 3.6 TWh | Jun 1938 | Sep 2025 | Water |
| Big Cliff | USACE Northwestern Division | Gates, OR | Bonneville Power Administration (BPAT) | 90.8 GWh | Nov 1954 | Dec 2024 | Water |
| Walterville | Eugene Water & Electric Board | Springfield, OR | Bonneville Power Administration (BPAT) | 51.1 GWh | Dec 1948 | Feb 2024 | Water |
| Carmen Smith | Eugene Water & Electric Board | McKenzie Bridge, OR | Bonneville Power Administration (BPAT) | 223.3 GWh | Dec 1962 | Dec 2024 | Water |
| Sullivan | Portland General Electric Co | West Linn, OR | Portland General Electric Company (PGE) | 104.1 GWh | Apr 1924 | Dec 2024 | Water |
| Round Butte | Portland General Electric Co | Madras, OR | Portland General Electric Company (PGE) | 794.4 GWh | Jul 1964 | Dec 2024 | Water |
| River Mill | Portland General Electric Co | Estacada, OR | Portland General Electric Company (PGE) | 99.1 GWh | Oct 1911 | Dec 2024 | Water |
| Pelton | Portland General Electric Co | Madras, OR | Portland General Electric Company (PGE) | 361.8 GWh | Nov 1957 | Dec 2024 | Water |
| North Fork | Portland General Electric Co | Estacada, OR | Portland General Electric Company (PGE) | 186.7 GWh | Oct 1958 | Dec 2024 | Water |
| Waterport | Erie Boulevard Hydropower LP | Waterport, NY | New York Independent System Operator (NYIS) | 12.3 GWh | Dec 1920 | Dec 2024 | Water |
| Wallowa Falls | PacifiCorp | Joseph, OR | PacifiCorp West (PACW) | 2.5 GWh | Jun 1921 | Dec 2024 | Water |
| Toketee Falls | PacifiCorp | Idleyld Park, OR | PacifiCorp West (PACW) | 184.1 GWh | Nov 1949 | Dec 2024 | Water |
| Safe Harbor | Safe Harbor | Conestoga, PA | PJM Interconnection, LLC (PJM) | 1.0 TWh | Nov 1931 | Dec 2024 | Water |
| 99 Islands | Duke Energy Carolinas, LLC | Blacksburg, SC | Duke Energy Carolinas (DUK) | 36.5 GWh | Apr 1910 | Dec 2024 | Water |
| Wylie | Duke Energy Carolinas, LLC | Fort Mill, SC | Duke Energy Carolinas (DUK) | 157.1 GWh | Jul 1925 | Dec 2024 | Water |
| Wateree Hydro | Duke Energy Carolinas, LLC | Ridgeway, SC | Duke Energy Carolinas (DUK) | 255.3 GWh | Sep 1919 | Dec 2024 | Water |
| Saluda Dam | Northbrook Carolina Hydro LLC | Greenville, SC | Duke Energy Carolinas (DUK) | 7.1 GWh | Nov 1996 | Dec 2024 | Water |
| Snowden | Town of Bedford - (VA) | Big Island, VA | PJM Interconnection, LLC (PJM) | 13.9 GWh | Jul 1987 | Dec 2024 | Water |
| Hollidays Bridge Hydro | Northbrook Carolina Hydro LLC | Honea Path, SC | Duke Energy Carolinas (DUK) | 9.7 GWh | Nov 1996 | Dec 2024 | Water |
| Gaston Shoals | Northbrook Carolina Hydro II, LLC | Blacksburg, SC | Duke Energy Carolinas (DUK) | 15.9 GWh | Apr 1908 | Sep 2024 | Water |
| Fishing Creek | Duke Energy Carolinas, LLC | Great Falls, SC | Duke Energy Carolinas (DUK) | 139.5 GWh | Oct 1916 | Dec 2024 | Water |
| Dearborn | Duke Energy Carolinas, LLC | Great Falls, SC | Duke Energy Carolinas (DUK) | 91.5 GWh | Feb 1923 | Dec 2024 | Water |
| Cedar Creek (SC) | Duke Energy Carolinas, LLC | Great Falls, SC | Duke Energy Carolinas (DUK) | 164.6 GWh | Jul 1926 | Dec 2024 | Water |
| Boyds Mill Hydro | Northbrook Carolina Hydro LLC | Ware Shoals, SC | Duke Energy Carolinas (DUK) | 3.7 GWh | Nov 1996 | Dec 2024 | Water |
| Salisbury | Green Mountain Power Corp | Salisbury, VT | ISO New England (ISNE) | 2.0 GWh | Jan 1917 | Dec 2024 | Water |
| Pinnacles | Northbrook Virginia Hydro, LLC | Ararat, VA | PJM Interconnection, LLC (PJM) | 35.1 GWh | May 1938 | Dec 2024 | Water |
| Soda Springs | PacifiCorp | Idleyld Park, OR | PacifiCorp West (PACW) | 48.9 GWh | Feb 1952 | Dec 2024 | Water |
| Radford | City of Radford - (VA) | Radford, VA | PJM Interconnection, LLC (PJM) | 4.6 GWh | Sep 1934 | Dec 2024 | Water |
| John H Kerr | USCE-Wilmington District | Boydton, VA | PJM Interconnection, LLC (PJM) | 462.9 GWh | Oct 1952 | Dec 2024 | Water |
| Merwin | PacifiCorp | Ariel, WA | PacifiCorp West (PACW) | 467.3 GWh | Jun 1931 | Dec 2024 | Water |
| Swift 1 | PacifiCorp | Cougar, WA | PacifiCorp West (PACW) | 459.1 GWh | Nov 1958 | Sep 2025 | Water |
| Yale | PacifiCorp | Amboy, WA | PacifiCorp West (PACW) | 488.4 GWh | Aug 1953 | Dec 2024 | Water |
| Lower Baker | Puget Sound Energy Inc | Concrete, WA | Puget Sound Energy, Inc. (PSEI) | 326.7 GWh | Feb 1960 | Dec 2024 | Water |
| Wallenpaupack | Wallenpuapack Hydro | Drumore, PA | PJM Interconnection, LLC (PJM) | 86.7 GWh | May 1926 | Dec 2024 | Water |
| Snoqualmie | Puget Sound Energy Inc | Snoqualmie, WA | Puget Sound Energy, Inc. (PSEI) | 65.9 GWh | Dec 1897 | Dec 2024 | Water |
| Upper Baker | Puget Sound Energy Inc | Concrete, WA | Puget Sound Energy, Inc. (PSEI) | 317.8 GWh | Dec 1958 | Dec 2024 | Water |
| Holtwood | BIF III Holtwood LLC | Holtwood, PA | PJM Interconnection, LLC (PJM) | 866.1 GWh | Sep 1910 | Dec 2024 | Water |
| Dunlap TP 1 | Guadalupe Blanco River Authority | New Brannfels, TX | Electric Reliability Council of Texas, Inc. (ERCO) | 4.4 GWh | Dec 1926 | Dec 2024 | Water |
| Little Falls (WA) | Avista Corp | Ford, WA | Avista Corporation (AVA) | 185.3 GWh | Jun 1910 | Dec 2024 | Water |
| Long Lake | Avista Corp | Ford, WA | Avista Corporation (AVA) | 456.2 GWh | Sep 1915 | Dec 2024 | Water |
| Kearney | Nebraska Public Power District | Kearney, NE | Southwest Power Pool (SWPP) | 416.0 MWh | Dec 1920 | Sep 2024 | Water |
| Upper Beaver | Beaver City Corporation | Beaver, UT | PacifiCorp East (PACE) | 10.1 GWh | Jul 1907 | Dec 2024 | Water |
| Little Chute | City of Kaukauna | Combined Locks, WI | Midcontinent Independent System Operator, Inc. (MISO) | 23.8 GWh | May 1948 | Dec 2024 | Water |
| New Badger | City of Kaukauna | Kaukauna, WI | Midcontinent Independent System Operator, Inc. (MISO) | 47.5 GWh | Dec 2013 | Sep 2025 | Water |
| Rapide Croche | City of Kaukauna | Kaukana, WI | Midcontinent Independent System Operator, Inc. (MISO) | 17.2 GWh | Dec 1925 | Dec 2024 | Water |
| Flambeau Hydroelectric Station | Dairyland Power Coop | Ladysmith, WI | Midcontinent Independent System Operator, Inc. (MISO) | 62.1 GWh | Dec 1950 | Dec 2024 | Water |
| Stiles | Oconto Electric Cooperative | Oconto Falls, WI | Midcontinent Independent System Operator, Inc. (MISO) | 5.6 GWh | Feb 1949 | 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 |
| North Platte | Nebraska Public Power District | North Platte, NE | Southwest Power Pool (SWPP) | 65.4 GWh | Dec 1934 | Dec 2024 | Water |
| Monroe (NE) | Loup River Public Power Dist | Monroe, NE | Southwest Power Pool (SWPP) | 25.4 GWh | Dec 1935 | 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 |
| Barron | City of Barron - (WI) | Barron, WI | Midcontinent Independent System Operator, Inc. (MISO) | 342.0 MWh | Jul 1923 | 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 |
| Columbus | Loup River Public Power Dist | Columbus, NE | Southwest Power Pool (SWPP) | 119.5 GWh | Dec 1935 | 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 |
| Cutler Hydro | PacifiCorp | Collinston, UT | PacifiCorp East (PACE) | 86.6 GWh | Jun 1927 | Dec 2024 | Water |
| Combined Locks | City of Kaukauna | Combined Locks, WI | Midcontinent Independent System Operator, Inc. (MISO) | 43.4 GWh | Jan 1988 | Dec 2024 | Water |
| Fairfax Falls | Green Mountain Power Corp | Fairfax, VT | ISO New England (ISNE) | 20.4 GWh | Jan 1919 | 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 |