Directory of Power Plants in the United States
| Plant Name | Utility | Location | Balancing Authority | Annual Generation | Plant Date | Last Update | Fuel Types |
|---|---|---|---|---|---|---|---|
| Stillwater Hydro Electric Project | GR Catalyst One, LLC | Stillwater, NY | New York Independent System Operator (NYIS) | 10.0 GWh | Mar 1993 | Dec 2025 | Water |
| Rollinsford | Green Mountain Power Corp | Rollinsford, NH | ISO New England (ISNE) | 3.0 GWh | Sep 1986 | Dec 2025 | Water |
| Dry Creek Project | Dry Creek LLC | Howe, ID | PacifiCorp East (PACE) | 7.8 GWh | Nov 1987 | Dec 2025 | Water |
| Falls River Hydro | Marysville Hydro Partners | Ashton, ID | Bonneville Power Administration (BPAT) | 43.2 GWh | Jul 1993 | Dec 2025 | Water |
| Schoolfield Dam | Eagle Creek Renewable Energy, LLC | Danville, VA | PJM Interconnection, LLC (PJM) | 7.1 GWh | Sep 1990 | Aug 2026 | Water |
| Graniteville Enterprise Division | Augusta Canal Authority | Augusta, GA | Southern Company Services, Inc. - Trans (SOCO) | 1.8 GWh | Dec 1920 | Aug 2026 | Water |
| Mascoma Hydro | Green Mountain Power Corp | W. Lebanon, NH | ISO New England (ISNE) | 202.0 MWh | Nov 1988 | Dec 2025 | Water |
| Blind Canyon Hydro | Blind Canyon Aquaranch, Inc. | Wendell, ID | Idaho Power Company (IPCO) | 3.7 GWh | Mar 1992 | Oct 2025 | Water |
| Berlin Gorham | Great Lakes Hydro America LLC | Berlin, NH | ISO New England (ISNE) | 101.1 GWh | Dec 1913 | Dec 2025 | Water |
| Horseshoe Bend Hydroelectric Co | Horseshoe Bend Hydroelectric Co | Horseshoe Bend, ID | Idaho Power Company (IPCO) | 46.8 GWh | Mar 1995 | Dec 2025 | Water |
| Curtis Palmer Hydroelectric | Palmer Hydroelectric | Corinth, NY | New York Independent System Operator (NYIS) | 276.6 GWh | Sep 1985 | Dec 2025 | Water |
| Wappinger Falls Hydroelectric | Windsor Machinery Co Inc | Wappinger Falls, NY | New York Independent System Operator (NYIS) | 7.7 GWh | Nov 1988 | Dec 2025 | Water |
| Longfalls Facility | Ampersand Long Falls Hydro, LLC | West Carthage, NY | New York Independent System Operator (NYIS) | 5.4 GWh | Sep 1991 | Dec 2025 | Water |
| Lochmere Hydroelectric Plant | Eagle Creek Renewable Energy, LLC | Tilton, NH | ISO New England (ISNE) | 2.1 GWh | Nov 1984 | Oct 2025 | Water |
| Spicer Meadow Project | Northern California Power Agny | Murphys, CA | California Independent System Operator (CISO) | 14.4 GWh | Oct 1989 | Dec 2025 | Water |
| Hazelton B Hydro | Hazelton/Wilson Joint Venture | Hazelton, ID | Idaho Power Company (IPCO) | 23.3 GWh | Mar 1993 | Oct 2025 | Water |
| Terminus Hydroelectric Project | Eagle Creek Renewable Energy, LLC | Lemon Cove, CA | California Independent System Operator (CISO) | 33.1 GWh | Feb 1990 | Dec 2025 | Water |
| SAF Hydroelectric LLC | SAF Hydroelectric LLC | Minneapolis, MN | Midcontinent Independent System Operator, Inc. (MISO) | 30.2 GWh | Nov 2011 | Dec 2025 | Water |
| Siphon Drop Power Plant | Yuma County Water User's Association | Winterhaven, CA | Western Area Power Administration - Desert Southwest Region (WALC) | 11.6 GWh | Aug 1987 | Dec 2025 | Water |
| Little Quinnesec Falls Hydro Project | Eagle Creek Renewable Energy, LLC | Niagara, WI | Midcontinent Independent System Operator, Inc. (MISO) | 60.8 GWh | Nov 1900 | Dec 2025 | Water |
| Youngs Creek Hydroelectric Project | PUD No 1 of Snohomish County - (WA) | Monroe, WA | Bonneville Power Administration (BPAT) | 12.9 GWh | Oct 2011 | Dec 2025 | Water |
| Juniper Ridge Hydroelectric Project | Central Oregon Irrigation Dist | Bend, OR | PacifiCorp West (PACW) | 12.7 GWh | Sep 2010 | Oct 2025 | Water |
| Cannelton Hydroelectric Plant | American Mun Power-Ohio, Inc | Hawesville, KY | Midcontinent Independent System Operator, Inc. (MISO) | 416.9 GWh | Dec 2015 | Dec 2025 | Water |
| Orono Hydro Station | Brookfield Black Bear Hydro, LLC | Orono, ME | ISO New England (ISNE) | 6.2 GWh | Dec 2008 | Dec 2025 | Water |
| Turnbull Hydro | Turnbull Hydro LLC | Fairfield, MT | NorthWestern Corporation (NWMT) | 19.0 GWh | May 2011 | Jul 2025 | Water |
| Willow Island Hydroelectric Plant | American Mun Power-Ohio, Inc | Willow Island, WV | PJM Interconnection, LLC (PJM) | 198.3 GWh | Dec 2015 | Dec 2025 | Water |
| Tieton Dam Hydro Electric Project | City of Burbank Water and Power - (CA) | Rimrock, WA | PacifiCorp West (PACW) | 24.2 GWh | Aug 2006 | Sep 2025 | Water |
| Smithland Hydroelectric Plant | American Mun Power-Ohio, Inc | Smithland, KY | Midcontinent Independent System Operator, Inc. (MISO) | 427.8 GWh | Jun 2017 | Aug 2026 | Water |
| Garland Canal Power Plant | Shoshone Irrigation District | Powell, WY | PacifiCorp East (PACE) | 9.9 GWh | Aug 1983 | Jul 2026 | Water |
| White River Lock and Dam 3 | Ozark Hydro Management, LLC | Marcella, AR | Southwestern Power Administration (SPA) | 28.3 GWh | Jul 2006 | Aug 2026 | Water |
| White River Lock and Dam 2 | Ozark Hydro Management, LLC | Locust Grove, AR | Southwestern Power Administration (SPA) | 14.2 GWh | Feb 2007 | Aug 2026 | Water |
| White River Lock and Dam 1 | Ozark Hydro Management, LLC | Batesville, AR | Southwestern Power Administration (SPA) | 14.2 GWh | May 2007 | Aug 2026 | Water |
| Twin Cities Hydro LLC | Twin Cities Hydro LLC | St. Paul, MN | Midcontinent Independent System Operator, Inc. (MISO) | 97.1 GWh | Sep 1924 | Dec 2025 | Water |
| Potholes East Canal 66.0 | Columbia Basin Hydropower | Pasco, WA | Bonneville Power Administration (BPAT) | 3.2 GWh | Feb 1985 | Oct 2025 | Water |
| Eltopia Branch Canal 4.6 | Columbia Basin Hydropower | Pasco, WA | Bonneville Power Administration (BPAT) | 7.7 GWh | Apr 1983 | Oct 2025 | Water |
| Summer Falls Power Plant | Columbia Basin Hydropower | Coulee City, WA | Avista Corporation (AVA) | 391.2 GWh | Dec 1984 | Oct 2025 | Water |
| Springville Hydroelectric | Calleguas Mun Water District | Camarillo, CA | California Independent System Operator (CISO) | 659.0 MWh | Feb 1994 | Dec 2025 | Water |
| Russell D Smith | Columbia Basin Hydropower | Othello, WA | Bonneville Power Administration (BPAT) | 14.4 GWh | Aug 1982 | Oct 2025 | Water |
| Brookfield Power Glen Falls Hydro | Erie Boulevard Hydropower LP | Glen Falls, NY | New York Independent System Operator (NYIS) | 34.9 GWh | Dec 1943 | Dec 2025 | Water |
| Main Canal Headworks | Columbia Basin Hydropower | Coulee City, WA | Avista Corporation (AVA) | 105.2 GWh | Dec 1986 | Oct 2025 | Water |
| Lyons Falls Hydroelectric | Northbrook Lyons Falls LLC | Lyons Falls, NY | New York Independent System Operator (NYIS) | 27.1 GWh | Nov 1923 | Dec 2025 | Water |
| Gouldtown | Northbrook Lyons Falls LLC | Lyonsdale, NY | New York Independent System Operator (NYIS) | 5.7 GWh | Jul 1953 | Dec 2025 | Water |
| Kosterville | Northbrook Lyons Falls LLC | Lyonsdale, NY | New York Independent System Operator (NYIS) | 1.8 GWh | Apr 1955 | Dec 2025 | Water |
| Kasidaya Creek Hydro | Alaska Power and Telephone Co | Skagway, AK | 11.7 GWh | Sep 2008 | Dec 2025 | Water | |
| Lake Dorothy Hydroelectric Project | Alaska Electric Light & Power Co. | Juneau, AK | 81.7 GWh | Aug 2009 | Dec 2025 | Water | |
| Meldahl Hydroelectric Project | City of Hamilton - (OH) | Foster, KY | PJM Interconnection, LLC (PJM) | 470.5 GWh | Dec 2015 | Dec 2025 | Water |
| South Fork | Alaska Power and Telephone Co | Klawock, AK | 5.6 GWh | Jun 2005 | Dec 2025 | Water | |
| Gauley River Power Partners | Central Rivers Power WV, LLC | Summersville, WV | PJM Interconnection, LLC (PJM) | 149.1 GWh | Jun 2001 | Dec 2025 | Water |
| Chester Diversion Hydroelectric Project | Fall River Rural Elec Coop Inc | Chester, ID | Bonneville Power Administration (BPAT) | 6.7 GWh | Apr 2014 | Aug 2026 | Water |
| Arrowrock Hydroelectric Project | Boise-Kuna Irrigation District | Boise, ID | Idaho Power Company (IPCO) | 63.2 GWh | Mar 2010 | Dec 2025 | Water |
| Tiber Dam Hydroelectric Plant | Tiber Montana LLC | Chester, MT | Western Area Power Administration - Upper Great Plains West (WAUW) | 31.2 GWh | May 2004 | Dec 2025 | Water |
| Mora Drop Hydroelectric Project | Boise Project Board of Control | Kuna, ID | Idaho Power Company (IPCO) | 4.6 GWh | May 2006 | Oct 2025 | Water |
| Byllesby 2 | Appalachian Power Co | Ivanhoe, VA | PJM Interconnection, LLC (PJM) | 8.1 GWh | Dec 1911 | May 2025 | Water |
| John H Kerr | USCE-Wilmington District | Boydton, VA | PJM Interconnection, LLC (PJM) | 346.4 GWh | Oct 1952 | Dec 2025 | Water |
| Snowden | Town of Bedford - (VA) | Big Island, VA | PJM Interconnection, LLC (PJM) | 15.8 GWh | Jul 1987 | Dec 2025 | Water |
| Morrisville | Village of Morrisville - (VT) | Morrisville, VT | ISO New England (ISNE) | 5.0 GWh | Jul 1924 | Dec 2025 | Water |
| Monroe (NE) | Loup River Public Power Dist | Monroe, NE | Southwest Power Pool (SWPP) | 27.2 GWh | Dec 1935 | Dec 2025 | Water |
| North Platte | Nebraska Public Power District | North Platte, NE | Southwest Power Pool (SWPP) | 61.0 GWh | Dec 1934 | Dec 2025 | Water |
| Cadys Falls | Village of Morrisville - (VT) | Morrisville, VT | ISO New England (ISNE) | 2.2 GWh | Jul 1914 | Dec 2025 | Water |
| Buck Hydro | Appalachian Power Co | Ivanhoe, VA | PJM Interconnection, LLC (PJM) | 19.6 GWh | Dec 1911 | Nov 2025 | Water |
| Comerford | Great River Hydro, LLC | Monroe, NH | ISO New England (ISNE) | 296.8 GWh | Aug 1930 | Dec 2025 | Water |
| S C Moore | Great River Hydro, LLC | Littleton, NH | ISO New England (ISNE) | 254.7 GWh | Dec 1956 | Dec 2025 | Water |
| Claytor | Appalachian Power Co | Radford, VA | PJM Interconnection, LLC (PJM) | 194.0 GWh | Jul 1939 | Dec 2025 | Water |
| Newport Hydro Station | Eagle Creek Renewable Energy, LLC | Newport, VA | PJM Interconnection, LLC (PJM) | 5.6 GWh | Dec 1922 | Dec 2025 | Water |
| Luray Hydro Station | Eagle Creek Renewable Energy, LLC | Luray, VA | PJM Interconnection, LLC (PJM) | 4.1 GWh | Dec 1926 | Dec 2025 | Water |
| Vernon Dam | Great River Hydro, LLC | Vernon, VT | ISO New England (ISNE) | 119.5 GWh | Jul 1909 | Dec 2025 | Water |
| Wilder | Great River Hydro, LLC | Hartford, VT | ISO New England (ISNE) | 134.4 GWh | Oct 1950 | Dec 2025 | Water |
| Reusens | Eagle Creek Renewable Energy, LLC | Lynchburg, VA | PJM Interconnection, LLC (PJM) | 21.0 GWh | Dec 1902 | Dec 2025 | Water |
| Niagara | Appalachian Power Co | Vinton, VA | PJM Interconnection, LLC (PJM) | 6.5 GWh | May 1954 | Sep 2025 | Water |
| Leesville | Appalachian Power Co | Hurt, VA | PJM Interconnection, LLC (PJM) | 45.7 GWh | Jan 1964 | Dec 2025 | Water |
| Amoskeag | Central Rivers Power NH, LLC | Manchester, NH | ISO New England (ISNE) | 64.9 GWh | Jul 1922 | Dec 2025 | Water |
| Meyers Falls | Hydro Technology Systems Inc | Kettle Falls, WA | Avista Corporation (AVA) | 8.7 GWh | May 1915 | Dec 2025 | Water |
| Cushman 2 | City of Tacoma - (WA) | Shelton, WA | City of Tacoma, Department of Public Utilities, Light Division (TPWR) | 160.5 GWh | Nov 1930 | Dec 2025 | Water |
| Cushman 1 | City of Tacoma - (WA) | Shelton, WA | City of Tacoma, Department of Public Utilities, Light Division (TPWR) | 107.8 GWh | May 1926 | Dec 2025 | Water |
| Alder | City of Tacoma - (WA) | La Grande, WA | City of Tacoma, Department of Public Utilities, Light Division (TPWR) | 187.0 GWh | Nov 1945 | Dec 2025 | Water |
| The Dalles | USACE Northwestern Division | The Dalles, OR | Bonneville Power Administration (BPAT) | 6.5 TWh | May 1957 | Aug 2026 | Water |
| Box Canyon | PUD No 1 of Pend Oreille County - (WA) | Ione, WA | Avista Corporation (AVA) | 459.8 GWh | May 1955 | Dec 2025 | Water |
| Wanapum | PUD No 2 of Grant County - (WA) | Beverly, WA | Public Utility District No. 2 of Grant County, Washington (GCPD) | 5.4 TWh | May 1963 | Aug 2026 | Water |
| Priest Rapids | PUD No 2 of Grant County - (WA) | Mattawa, WA | Bonneville Power Administration (BPAT) | 4.9 TWh | Sep 1959 | Aug 2026 | Water |
| Wells | PUD No 1 of Douglas County - (WA) | Chelan, WA | PUD No. 1 of Douglas County (DOPD) | 4.4 TWh | Aug 1967 | Aug 2026 | Water |
| Rocky Reach | PUD No 1 of Chelan County - (WA) | Wenatchee, WA | Public Utility District No. 1 of Chelan County (CHPD) | 6.4 TWh | May 1961 | Aug 2026 | Water |
| Yelm | City of Centralia - (WA) | Yelm, WA | Bonneville Power Administration (BPAT) | 32.2 GWh | Nov 1930 | Dec 2025 | Water |
| Nine Mile | Avista Corp | Nine Mile, WA | Avista Corporation (AVA) | 132.2 GWh | Jun 1908 | Dec 2025 | Water |
| Pinnacles | Northbrook Virginia Hydro, LLC | Ararat, VA | PJM Interconnection, LLC (PJM) | 21.8 GWh | May 1938 | Dec 2025 | Water |
| Long Lake | Avista Corp | Ford, WA | Avista Corporation (AVA) | 435.4 GWh | Sep 1915 | Dec 2025 | Water |
| Little Falls (WA) | Avista Corp | Ford, WA | Avista Corporation (AVA) | 188.8 GWh | Jun 1910 | Dec 2025 | Water |
| Upper Baker | Puget Sound Energy Inc | Concrete, WA | Puget Sound Energy, Inc. (PSEI) | 332.7 GWh | Dec 1958 | Dec 2025 | Water |
| Snoqualmie | Puget Sound Energy Inc | Snoqualmie, WA | Puget Sound Energy, Inc. (PSEI) | 59.2 GWh | Dec 1897 | Dec 2025 | Water |
| Lower Baker | Puget Sound Energy Inc | Concrete, WA | Puget Sound Energy, Inc. (PSEI) | 364.8 GWh | Feb 1960 | Dec 2025 | Water |
| Kearney | Nebraska Public Power District | Kearney, NE | Southwest Power Pool (SWPP) | 375.0 MWh | Dec 1920 | Oct 2025 | Water |
| Yale | PacifiCorp | Amboy, WA | PacifiCorp West (PACW) | 472.5 GWh | Aug 1953 | Dec 2025 | Water |
| Swift 1 | PacifiCorp | Cougar, WA | PacifiCorp West (PACW) | 514.8 GWh | Nov 1958 | Aug 2026 | Water |
| Merwin | PacifiCorp | Ariel, WA | PacifiCorp West (PACW) | 422.6 GWh | Jun 1931 | Dec 2025 | Water |
| Ayers Island | Central Rivers Power NH, LLC | Bristol, NH | ISO New England (ISNE) | 36.3 GWh | Jul 1925 | Dec 2025 | Water |
| Radford | City of Radford - (VA) | Radford, VA | PJM Interconnection, LLC (PJM) | 5.0 GWh | Sep 1934 | Dec 2025 | Water |
| Pioneer | PacifiCorp | Ogden, UT | PacifiCorp East (PACE) | 10.4 GWh | May 1910 | Oct 2025 | Water |
| Gorham | Central Rivers Power NH, LLC | Gorham, NH | ISO New England (ISNE) | 8.4 GWh | Jul 1917 | Dec 2025 | Water |
| Uintah | Moon Lake Electric Assn Inc | Neola, UT | Western Area Power Administration - Rocky Mountain Region (WACM) | 4.5 GWh | Jun 1920 | Dec 2025 | Water |
| Boulder | Garkane Energy Coop, Inc | Boulder, UT | Western Area Power Administration - Rocky Mountain Region (WACM) | 17.2 GWh | Jul 1958 | Dec 2025 | Water |
| Wanship | Weber Basin Water Conserv Dist | Wanship, UT | PacifiCorp East (PACE) | 4.9 GWh | Jul 1958 | 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 |