Directory of Power Plants in the United States
| Plant Name | Utility | Location | Balancing Authority | Annual Generation | Plant Date | Last Update | Fuel Types |
|---|---|---|---|---|---|---|---|
| Blake | Erie Boulevard Hydropower LP | Parishville, NY | New York Independent System Operator (NYIS) | 48.2 GWh | Dec 1956 | Dec 2025 | Water |
| Black River | Erie Boulevard Hydropower LP | Black River, NY | New York Independent System Operator (NYIS) | 32.5 GWh | Dec 1919 | Dec 2025 | Water |
| Bennetts Bridge | Erie Boulevard Hydropower LP | Altmar, NY | New York Independent System Operator (NYIS) | 90.4 GWh | Dec 1931 | Dec 2025 | Water |
| Belfort | Erie Boulevard Hydropower LP | Croghan, NY | New York Independent System Operator (NYIS) | 10.4 GWh | Dec 1902 | Dec 2025 | Water |
| Elmer | Erie Boulevard Hydropower LP | Croghan, NY | New York Independent System Operator (NYIS) | 10.0 GWh | Dec 1915 | Dec 2025 | Water |
| Allens Falls | Erie Boulevard Hydropower LP | Parishville, NY | New York Independent System Operator (NYIS) | 21.2 GWh | Dec 1926 | Dec 2025 | Water |
| Cordell Hull | USCE-Nashville District | Carthage, TN | Tennessee Valley Authority (TVA) | 441.3 GWh | Jul 1973 | Dec 2025 | Water |
| Dale Hollow | USCE-Nashville District | Celina, TN | Tennessee Valley Authority (TVA) | 120.9 GWh | Nov 1948 | Dec 2025 | Water |
| Old Hickory | USCE-Nashville District | Hendersonville, TN | Tennessee Valley Authority (TVA) | 324.7 GWh | Mar 1957 | Dec 2025 | Water |
| Cadyville | New York State Elec & Gas Corp | Town ofSchuyler Falls, NY | New York Independent System Operator (NYIS) | 18.2 GWh | Jul 1921 | Dec 2025 | Water |
| J P Priest | USCE-Nashville District | Nashville, TN | Tennessee Valley Authority (TVA) | 60.4 GWh | Jan 1970 | Dec 2025 | Water |
| Eagle Pass | Maverick Cty Water Control & Improvement | Eagle Pass, TX | Electric Reliability Council of Texas, Inc. (ERCO) | 4.0 GWh | Jul 1932 | Jun 2026 | Water |
| Dunlap TP 1 | Guadalupe Blanco River Authority | New Brannfels, TX | Electric Reliability Council of Texas, Inc. (ERCO) | 3.7 GWh | Dec 1926 | Dec 2025 | Water |
| Austin | Lower Colorado River Authority | Austin, TX | Electric Reliability Council of Texas, Inc. (ERCO) | 9.7 GWh | Mar 1940 | Dec 2025 | Water |
| Buchanan Dam (TX) | Lower Colorado River Authority | Buchanan Dam, TX | Electric Reliability Council of Texas, Inc. (ERCO) | 29.2 GWh | Dec 1937 | Dec 2025 | Water |
| Granite Shoals | Lower Colorado River Authority | Marble Falls, TX | Electric Reliability Council of Texas, Inc. (ERCO) | 36.8 GWh | May 1951 | Dec 2025 | Water |
| Heuvelton | Erie Boulevard Hydropower LP | Village of Heuvelton, NY | New York Independent System Operator (NYIS) | 4.2 GWh | Dec 1923 | Dec 2025 | Water |
| Moshier | Erie Boulevard Hydropower LP | Lowville, NY | New York Independent System Operator (NYIS) | 35.1 GWh | Dec 1928 | Dec 2025 | Water |
| Minetto | Erie Boulevard Hydropower LP | Minetto, NY | New York Independent System Operator (NYIS) | 30.8 GWh | Dec 1914 | Dec 2025 | Water |
| Great Falls (TN) | Tennessee Valley Authority | Rock Island, TN | Tennessee Valley Authority (TVA) | 131.1 GWh | Nov 1916 | Dec 2025 | Water |
| Lighthouse Hill | Erie Boulevard Hydropower LP | Altmar, NY | New York Independent System Operator (NYIS) | 22.7 GWh | Dec 1929 | Dec 2025 | Water |
| Kamargo | Erie Boulevard Hydropower LP | Black River, NY | New York Independent System Operator (NYIS) | 21.3 GWh | Dec 1920 | Dec 2025 | Water |
| Johnsonville Dam | Erie Boulevard Hydropower LP | Johnsonville, NY | New York Independent System Operator (NYIS) | 4.2 GWh | Dec 1908 | Dec 2025 | Water |
| Inghams | Erie Boulevard Hydropower LP | Little Falls, NY | New York Independent System Operator (NYIS) | 25.6 GWh | Dec 1911 | Dec 2025 | Water |
| Hydraulic Race | Erie Boulevard Hydropower LP | Lockport, NY | New York Independent System Operator (NYIS) | 6.9 GWh | Dec 1941 | Dec 2025 | Water |
| Higley | Erie Boulevard Hydropower LP | Colton, NY | New York Independent System Operator (NYIS) | 30.5 GWh | Aug 2003 | Dec 2025 | Water |
| High Falls - Croghan NY | Erie Boulevard Hydropower LP | Croghan, NY | New York Independent System Operator (NYIS) | 25.0 GWh | Dec 1924 | Dec 2025 | Water |
| High Dam | Oswego, City of - (NY) | Oswego, NY | New York Independent System Operator (NYIS) | 19.1 GWh | Jul 1928 | Dec 2025 | Water |
| Wilbur | Tennessee Valley Authority | Elizabethon, TN | Tennessee Valley Authority (TVA) | 14.2 GWh | Nov 1912 | Dec 2025 | Water |
| Herrings | Erie Boulevard Hydropower LP | Carthage, NY | New York Independent System Operator (NYIS) | 18.4 GWh | Dec 1923 | Dec 2025 | Water |
| Hannawa | Erie Boulevard Hydropower LP | Pierrepont, NY | New York Independent System Operator (NYIS) | 44.1 GWh | Dec 1913 | Dec 2025 | Water |
| Granby | Erie Boulevard Hydropower LP | Fulton, NY | New York Independent System Operator (NYIS) | 33.1 GWh | Dec 1982 | Dec 2025 | Water |
| Glenwood Hydro | Erie Boulevard Hydropower LP | Medina, NY | New York Independent System Operator (NYIS) | 6.7 GWh | Dec 1949 | Dec 2025 | Water |
| Fulton Hydro | Erie Boulevard Hydropower LP | Fulton, NY | New York Independent System Operator (NYIS) | 5.0 GWh | Dec 1923 | Dec 2025 | Water |
| Franklin (NY) | Erie Boulevard Hydropower LP | Franklin, NY | New York Independent System Operator (NYIS) | 8.6 GWh | Dec 1910 | Dec 2025 | Water |
| Flat Rock | Erie Boulevard Hydropower LP | Fine, NY | New York Independent System Operator (NYIS) | 14.6 GWh | Dec 1923 | Dec 2025 | Water |
| Five Falls | Erie Boulevard Hydropower LP | Colton, NY | New York Independent System Operator (NYIS) | 80.1 GWh | Dec 1954 | Dec 2025 | Water |
| East Norfolk | Erie Boulevard Hydropower LP | Norfolk, NY | New York Independent System Operator (NYIS) | 21.1 GWh | Dec 1927 | Dec 2025 | Water |
| Ephratah | Erie Boulevard Hydropower LP | Saint Johnsville, NY | New York Independent System Operator (NYIS) | 6.1 GWh | Dec 1910 | Dec 2025 | Water |
| Lookout Point | USACE Northwestern Division | Lowell, OR | Bonneville Power Administration (BPAT) | 227.0 GWh | Dec 1954 | Dec 2025 | Water |
| Bonneville | USACE Northwestern Division | Cascade Locks, OR | Bonneville Power Administration (BPAT) | 4.1 TWh | Jun 1938 | Aug 2026 | Water |
| Robert S Kerr | USCE-Tulsa District | Keota, OK | Southwestern Power Administration (SPA) | 449.6 GWh | Jun 1971 | Dec 2025 | Water |
| Keystone Dam | USCE-Tulsa District | Sand Springs, OK | Southwest Power Pool (SWPP) | 293.3 GWh | Apr 1968 | Dec 2025 | Water |
| Pensacola | Grand River Dam Authority | Langley, OK | Southwest Power Pool (SWPP) | 422.2 GWh | Jul 1940 | Dec 2025 | Water |
| Markham | Grand River Dam Authority | Locust Grove, OK | Southwest Power Pool (SWPP) | 288.1 GWh | Apr 1964 | Dec 2025 | Water |
| Cougar | USACE Northwestern Division | Lowell, OR | Bonneville Power Administration (BPAT) | 72.3 GWh | Feb 1964 | Dec 2025 | Water |
| Detroit | USACE Northwestern Division | Mill City, OR | Bonneville Power Administration (BPAT) | 226.9 GWh | Jun 1953 | Dec 2025 | Water |
| Dexter | USACE Northwestern Division | Lowell, OR | Bonneville Power Administration (BPAT) | 43.2 GWh | May 1955 | Dec 2025 | Water |
| Green Peter | USACE Northwestern Division | Foster, OR | Bonneville Power Administration (BPAT) | 115.6 GWh | Jun 1967 | Dec 2025 | Water |
| Hills Creek | USACE Northwestern Division | Oakridge, OR | Bonneville Power Administration (BPAT) | 115.9 GWh | Jan 1962 | Dec 2025 | Water |
| John Day | USACE Northwestern Division | Rufus, OR | Bonneville Power Administration (BPAT) | 8.0 TWh | Jul 1968 | Aug 2026 | Water |
| Webbers Falls | USCE-Tulsa District | Webbers Falls, OK | Southwestern Power Administration (SPA) | 205.2 GWh | Jul 1973 | Dec 2025 | Water |
| McNary | USACE Northwestern Division | Umatilla, OR | Bonneville Power Administration (BPAT) | 4.0 TWh | Nov 1953 | Dec 2025 | Water |
| York Haven | Eagle Creek Renewable Energy, LLC | York Haven, PA | PJM Interconnection, LLC (PJM) | 95.7 GWh | Nov 1905 | Dec 2025 | Water |
| Piney | BP Piney & Deep Creek LLC | Clarion, PA | PJM Interconnection, LLC (PJM) | 62.2 GWh | May 1924 | Dec 2025 | Water |
| Holtwood | BIF III Holtwood LLC | Holtwood, PA | PJM Interconnection, LLC (PJM) | 833.4 GWh | Sep 1910 | Dec 2025 | Water |
| Wallenpaupack | Wallenpuapack Hydro | Drumore, PA | PJM Interconnection, LLC (PJM) | 67.3 GWh | May 1926 | Dec 2025 | Water |
| Safe Harbor | Safe Harbor | Conestoga, PA | PJM Interconnection, LLC (PJM) | 860.6 GWh | Nov 1931 | Dec 2025 | Water |
| Boyds Mill Hydro | Northbrook Carolina Hydro LLC | Ware Shoals, SC | Duke Energy Carolinas (DUK) | 3.4 GWh | Nov 1996 | Dec 2025 | Water |
| Cedar Creek (SC) | Duke Energy Carolinas, LLC | Great Falls, SC | Duke Energy Carolinas (DUK) | 101.6 GWh | Jul 1926 | Dec 2025 | Water |
| Dearborn | Duke Energy Carolinas, LLC | Great Falls, SC | Duke Energy Carolinas (DUK) | 70.2 GWh | Feb 1923 | Dec 2025 | Water |
| Fishing Creek | Duke Energy Carolinas, LLC | Great Falls, SC | Duke Energy Carolinas (DUK) | 76.8 GWh | Oct 1916 | Dec 2025 | Water |
| Gaston Shoals | Northbrook Carolina Hydro II, LLC | Blacksburg, SC | Duke Energy Carolinas (DUK) | 5.0 GWh | Apr 1908 | Dec 2025 | Water |
| Fish Creek | PacifiCorp | Idleyld Park, OR | PacifiCorp West (PACW) | 33.5 GWh | May 1952 | Jun 2025 | Water |
| Round Butte | Portland General Electric Co | Madras, OR | Portland General Electric Company (PGE) | 772.4 GWh | Jul 1964 | Dec 2025 | Water |
| River Mill | Portland General Electric Co | Estacada, OR | Portland General Electric Company (PGE) | 77.3 GWh | Oct 1911 | Dec 2025 | Water |
| Pelton | Portland General Electric Co | Madras, OR | Portland General Electric Company (PGE) | 399.6 GWh | Nov 1957 | Dec 2025 | Water |
| North Fork | Portland General Electric Co | Estacada, OR | Portland General Electric Company (PGE) | 164.0 GWh | Oct 1958 | Dec 2025 | Water |
| Faraday | Portland General Electric Co | Estacada, OR | Portland General Electric Company (PGE) | 133.1 GWh | Jan 1907 | Dec 2025 | Water |
| Wallowa Falls | PacifiCorp | Joseph, OR | PacifiCorp West (PACW) | 2.9 GWh | Jun 1921 | Dec 2025 | Water |
| Toketee Falls | PacifiCorp | Idleyld Park, OR | PacifiCorp West (PACW) | 208.4 GWh | Nov 1949 | Dec 2025 | Water |
| Soda Springs | PacifiCorp | Idleyld Park, OR | PacifiCorp West (PACW) | 51.9 GWh | Feb 1952 | Dec 2025 | Water |
| Slide Creek | PacifiCorp | Idleyld Park, OR | PacifiCorp West (PACW) | 57.0 GWh | Jun 1951 | Dec 2025 | Water |
| Prospect 2 | PacifiCorp | Prospect, OR | PacifiCorp West (PACW) | 180.1 GWh | Dec 1927 | Dec 2025 | Water |
| Lemolo 1 | PacifiCorp | Idleyld Park, OR | PacifiCorp West (PACW) | 120.1 GWh | Jun 1955 | Dec 2025 | Water |
| Hollidays Bridge Hydro | Northbrook Carolina Hydro LLC | Honea Path, SC | Duke Energy Carolinas (DUK) | 8.5 GWh | Nov 1996 | Dec 2025 | Water |
| Eagle Point | PacifiCorp | Eagle Point, OR | PacifiCorp West (PACW) | 14.8 GWh | Oct 1957 | Dec 2025 | Water |
| Clearwater 2 | PacifiCorp | Idleyld Park, OR | PacifiCorp West (PACW) | 30.5 GWh | Oct 1953 | Dec 2025 | Water |
| Clearwater 1 | PacifiCorp | Idleyld Park, OR | PacifiCorp West (PACW) | 35.0 GWh | May 1953 | Dec 2025 | Water |
| Oxbow (OR) | Idaho Power Co | Oxbow, OR | Idaho Power Company (IPCO) | 990.3 GWh | Jun 1961 | Dec 2025 | Water |
| Hells Canyon | Idaho Power Co | Oxbow, OR | Idaho Power Company (IPCO) | 2.0 TWh | Sep 1967 | Dec 2025 | Water |
| Sullivan | Portland General Electric Co | West Linn, OR | Portland General Electric Company (PGE) | 84.6 GWh | Apr 1924 | Dec 2025 | Water |
| Carmen Smith | Eugene Water & Electric Board | McKenzie Bridge, OR | Bonneville Power Administration (BPAT) | 167.9 GWh | Dec 1962 | Dec 2025 | Water |
| Tenkiller Ferry | USCE-Tulsa District | Gore, OK | Southwestern Power Administration (SPA) | 11.0 GWh | Oct 1953 | Dec 2025 | Water |
| Fort Gibson | USCE-Tulsa District | Fort Gibson, OK | Southwestern Power Administration (SPA) | 217.3 GWh | Feb 1953 | Dec 2025 | Water |
| Big Cliff | USACE Northwestern Division | Gates, OR | Bonneville Power Administration (BPAT) | 61.1 GWh | Nov 1954 | Dec 2025 | Water |
| Cherokee Dam | Tennessee Valley Authority | Rudledge, TN | Tennessee Valley Authority (TVA) | 315.3 GWh | Mar 1942 | Dec 2025 | Water |
| Tuckasegee | Duke Energy Carolinas, LLC | Tuckasegee, NC | Duke Energy Carolinas (DUK) | 4.5 GWh | Apr 1950 | Dec 2025 | Water |
| Thorpe | Duke Energy Carolinas, LLC | Tuckasegee, NC | Duke Energy Carolinas (DUK) | 59.8 GWh | Sep 1941 | Dec 2025 | Water |
| Tennessee Creek | Duke Energy Carolinas, LLC | Tuckasegee, NC | Duke Energy Carolinas (DUK) | 33.8 GWh | Apr 1955 | Dec 2025 | Water |
| Nantahala | Duke Energy Carolinas, LLC | Topton, NC | Duke Energy Carolinas (DUK) | 188.4 GWh | Jun 1942 | Dec 2025 | Water |
| Mission | Northbrook Carolina Hydro II, LLC | Murphy, NC | Duke Energy Carolinas (DUK) | 7.0 GWh | Nov 1924 | Dec 2025 | Water |
| Franklin (NC) | Northbrook Carolina Hydro II, LLC | Franklin, NC | Duke Energy Carolinas (DUK) | 2.7 GWh | Dec 1924 | Dec 2025 | Water |
| Cedar Cliff | Duke Energy Carolinas, LLC | Tuckasegee, NC | Duke Energy Carolinas (DUK) | 11.6 GWh | Dec 1951 | Dec 2025 | Water |
| Turner Shoals | Northbrook Carolina Hydro LLC | Mill Springs, NC | Duke Energy Carolinas (DUK) | 2.1 GWh | Nov 1996 | Aug 2026 | Water |
| Rhodhiss | Duke Energy Carolinas, LLC | Rhodhiss, NC | Duke Energy Carolinas (DUK) | 55.9 GWh | Jan 1925 | Dec 2025 | Water |
| Oxford Dam | Duke Energy Carolinas, LLC | Conover, NC | Duke Energy Carolinas (DUK) | 86.5 GWh | Mar 1928 | Dec 2025 | Water |
| Mountain Island | Duke Energy Carolinas, LLC | Mount Holly, NC | Duke Energy Carolinas (DUK) | 90.0 GWh | Nov 1923 | Dec 2025 | Water |
| Gaston | Virginia Electric & Power Co | Roanoke Rapids, NC | PJM Interconnection, LLC (PJM) | 118.0 GWh | Jan 1963 | Aug 2026 | Water |
| Lookout Shoals | Duke Energy Carolinas, LLC | Statesville, NC | Duke Energy Carolinas (DUK) | 82.5 GWh | Nov 1915 | Dec 2025 | Water |
Summary of Power Plants By State
Figures are based on August 2026 generation numbers.| State | Rank | Active Plants | Aug 2026 Generation |
|---|---|---|---|
| Alabama | # 9 | 80 | 13,897.78 GWh |
| Alaska | # 48 | 146 | 672.99 GWh |
| Arizona | # 10 | 203 | 13,589.64 GWh |
| Arkansas | # 23 | 122 | 7,027.75 GWh |
| California | # 3 | 1,840 | 24,164.86 GWh |
| Colorado | # 30 | 321 | 5,322.30 GWh |
| Connecticut | # 34 | 180 | 4,400.98 GWh |
| Delaware | # 49 | 35 | 555.40 GWh |
| District of Columbia | # 51 | 19 | 21.71 GWh |
| Florida | # 2 | 345 | 28,185.93 GWh |
| Georgia | # 6 | 261 | 15,282.60 GWh |
| Hawaii | # 47 | 73 | 863.62 GWh |
| Idaho | # 43 | 152 | 1,754.56 GWh |
| Illinois | # 5 | 556 | 18,683.36 GWh |
| Indiana | # 17 | 226 | 9,970.06 GWh |
| Iowa | # 27 | 301 | 5,759.64 GWh |
| Kansas | # 26 | 191 | 6,368.18 GWh |
| Kentucky | # 21 | 63 | 7,221.26 GWh |
| Louisiana | # 14 | 93 | 10,670.45 GWh |
| Maine | # 45 | 250 | 1,285.31 GWh |
| Maryland | # 37 | 236 | 3,745.22 GWh |
| Massachusetts | # 41 | 679 | 1,958.59 GWh |
| Michigan | # 12 | 288 | 12,064.19 GWh |
| Minnesota | # 32 | 794 | 5,047.38 GWh |
| Mississippi | # 19 | 62 | 8,358.70 GWh |
| Missouri | # 22 | 134 | 7,125.71 GWh |
| State | Rank | Active Plants | Aug 2026 Generation |
|---|---|---|---|
| Montana | # 40 | 72 | 2,266.60 GWh |
| Nebraska | # 39 | 132 | 3,448.00 GWh |
| Nevada | # 29 | 117 | 5,523.31 GWh |
| New Hampshire | # 42 | 60 | 1,901.10 GWh |
| New Jersey | # 25 | 409 | 6,440.88 GWh |
| New Mexico | # 33 | 166 | 4,571.47 GWh |
| New York | # 11 | 1,087 | 13,130.21 GWh |
| North Carolina | # 8 | 921 | 14,263.55 GWh |
| North Dakota | # 38 | 62 | 3,579.89 GWh |
| Ohio | # 7 | 216 | 14,448.49 GWh |
| Oklahoma | # 13 | 153 | 10,965.38 GWh |
| Oregon | # 31 | 292 | 5,257.14 GWh |
| Pennsylvania | # 4 | 270 | 23,772.83 GWh |
| Rhode Island | # 46 | 108 | 924.31 GWh |
| South Carolina | # 16 | 214 | 9,989.71 GWh |
| South Dakota | # 44 | 53 | 1,486.65 GWh |
| Tennessee | # 18 | 101 | 8,430.26 GWh |
| Texas | # 1 | 1,069 | 65,726.98 GWh |
| Utah | # 36 | 131 | 4,074.82 GWh |
| Vermont | # 50 | 118 | 175.56 GWh |
| Virginia | # 15 | 255 | 10,241.54 GWh |
| Washington | # 20 | 137 | 8,189.60 GWh |
| West Virginia | # 28 | 41 | 5,593.74 GWh |
| Wisconsin | # 24 | 272 | 6,683.19 GWh |
| Wyoming | # 35 | 71 | 4,322.19 GWh |