Directory of Power Plants in the United States
| Plant Name | Utility | Location | Balancing Authority | Annual Generation | Plant Date | Last Update | Fuel Types |
|---|---|---|---|---|---|---|---|
| Lower Malad | Idaho Power Co | Hagerman, ID | Idaho Power Company (IPCO) | 104.4 GWh | Sep 1948 | Dec 2025 | Water |
| Puueo | Hawaii Electric Light Co Inc | Hilo, HI | 2.0 GWh | Nov 1918 | Apr 2026 | Water | |
| Cascade Dam (ID) | Idaho Power Co | Cascade, ID | Idaho Power Company (IPCO) | 40.3 GWh | Nov 1983 | Dec 2025 | Water |
| C J Strike | Idaho Power Co | Bruneau, ID | Idaho Power Company (IPCO) | 364.1 GWh | Feb 1952 | Dec 2025 | Water |
| Brownlee | Idaho Power Co | Cambridge, ID | Idaho Power Company (IPCO) | 2.3 TWh | Jul 1958 | Dec 2025 | Water |
| Bliss (ID) | Idaho Power Co | Bliss, ID | Idaho Power Company (IPCO) | 297.7 GWh | Oct 1949 | Dec 2025 | Water |
| American Falls | Idaho Power Co | American Falls, ID | Idaho Power Company (IPCO) | 206.3 GWh | Feb 1978 | Dec 2025 | Water |
| Jarvis (Hinckley) | New York Power Authority | Hinckley, NY | New York Independent System Operator (NYIS) | 19.7 GWh | Jun 1991 | Dec 2025 | Water |
| Charles E Monty | Brookfield White Pine Hydro LLC | Lewiston, ME | ISO New England (ISNE) | 114.4 GWh | Dec 1989 | Dec 2025 | Water |
| Canyon | Guadalupe Blanco River Authority | Canyon Lake, TX | Electric Reliability Council of Texas, Inc. (ERCO) | 1.0 MWh | Dec 1988 | Dec 2025 | Water |
| Gem State | City of Idaho Falls - (ID) | Idaho Falls, ID | PacifiCorp East (PACE) | 117.2 GWh | Oct 1988 | Dec 2025 | Water |
| W K Sanders | Village of Morrisville - (VT) | Hyde Park, VT | ISO New England (ISNE) | 716.0 MWh | Jun 1983 | Nov 2025 | Water |
| Kingsley | Central Nebraska Pub P&I Dist | Ogallala, NE | Southwest Power Pool (SWPP) | 49.4 GWh | Oct 1984 | Dec 2025 | Water |
| Sly Creek | South Feather Water and Power Agency | Forbestown, CA | California Independent System Operator (CISO) | 27.2 GWh | Jun 1983 | Dec 2025 | Water |
| Cabin Creek | Public Service Co of Colorado | Georgetown, CO | Public Service Company of Colorado (PSCO) | 113.2 GWh | May 1967 | Jun 2026 | Water |
| Green Mountain | U S Bureau of Reclamation | Kremmling, CO | Western Area Power Administration - Rocky Mountain Region (WACM) | 28.5 GWh | Apr 1943 | Dec 2025 | Water |
| Big Thompson | U S Bureau of Reclamation | Loveland, CO | Western Area Power Administration - Rocky Mountain Region (WACM) | 3.3 GWh | Mar 1959 | Dec 2025 | Water |
| Morrow Point | U S Bureau of Reclamation | Montrose, CO | Western Area Power Administration - Rocky Mountain Region (WACM) | 262.8 GWh | Nov 1970 | Dec 2025 | Water |
| Estes | U S Bureau of Reclamation | Estes Park, CO | Western Area Power Administration - Rocky Mountain Region (WACM) | 123.4 GWh | Aug 1950 | Dec 2025 | Water |
| Blue Mesa | U S Bureau of Reclamation | Gunnison, CO | Western Area Power Administration - Rocky Mountain Region (WACM) | 198.0 GWh | Aug 1967 | Dec 2025 | Water |
| Boysen | U S Bureau of Reclamation | Thermopolis, WY | Western Area Power Administration - Upper Great Plains West (WAUW) | 42.5 GWh | Jul 1952 | Dec 2025 | Water |
| Ruxton Park | City of Colorado Springs - (CO) | Manitou Spring, CO | Western Area Power Administration - Rocky Mountain Region (WACM) | 1.0 GWh | Apr 1925 | Aug 2025 | Water |
| Manitou Springs | City of Colorado Springs - (CO) | Manitou Spring, CO | Western Area Power Administration - Rocky Mountain Region (WACM) | 2.0 GWh | Apr 1927 | Dec 2025 | Water |
| Upper Dawson | Turlock Irrigation District | La Grange, CA | Turlock Irrigation District (TIDC) | 8.9 GWh | Oct 1983 | Dec 2025 | Water |
| Corona | Metropolitan Water District of S CA | Corona, CA | California Independent System Operator (CISO) | 13.3 GWh | Jul 1983 | Apr 2025 | Water |
| Temescal | Metropolitan Water District of S CA | Corona, CA | California Independent System Operator (CISO) | 14.4 GWh | Jun 1983 | Apr 2025 | Water |
| Shoshone (CO) | Public Service Co of Colorado | Glenwood Springs, CO | Public Service Company of Colorado (PSCO) | 91.8 GWh | May 1909 | Dec 2025 | Water |
| Salida | Public Service Co of Colorado | Salida, CO | Public Service Company of Colorado (PSCO) | 1.7 GWh | May 1908 | Dec 2025 | Water |
| Marys Lake | U S Bureau of Reclamation | Estes Park, CO | Western Area Power Administration - Rocky Mountain Region (WACM) | 36.5 GWh | Apr 1951 | Dec 2025 | Water |
| Boulder Canyon Hydro | Boulder, City of - (CO) | Boulder, CO | Public Service Company of Colorado (PSCO) | 8.4 GWh | May 2013 | Oct 2025 | Water |
| Bear Valley | City of Escondido - (CA) | Escondido, CA | California Independent System Operator (CISO) | 2.7 GWh | May 1986 | Aug 2025 | Water |
| Narrows 2 | Yuba County Water Agency - (CA) | Browns Valley, CA | California Independent System Operator (CISO) | 181.2 GWh | Nov 1969 | Dec 2025 | Water |
| Colgate | Yuba County Water Agency - (CA) | Dobbins, CA | California Independent System Operator (CISO) | 1.3 TWh | Sep 1969 | Oct 2025 | Water |
| Trinity | U S Bureau of Reclamation | Weaverville, CA | Balancing Authority of Northern California (BANC) | 467.9 GWh | Jan 1964 | Aug 2026 | Water |
| Spring Creek | U S Bureau of Reclamation | Redding, CA | Balancing Authority of Northern California (BANC) | 455.2 GWh | Dec 1963 | Aug 2026 | Water |
| Parker Dam | U S Bureau of Reclamation | Parker, CA | Western Area Power Administration - Desert Southwest Region (WALC) | 359.7 GWh | Nov 1942 | Aug 2026 | Water |
| Shasta | U S Bureau of Reclamation | Redding, CA | Balancing Authority of Northern California (BANC) | 2.0 TWh | May 1944 | Aug 2026 | Water |
| Nimbus | U S Bureau of Reclamation | Folsom, CA | Balancing Authority of Northern California (BANC) | 59.3 GWh | Apr 1955 | Aug 2026 | Water |
| Keswick | U S Bureau of Reclamation | Redding, CA | Balancing Authority of Northern California (BANC) | 377.5 GWh | Sep 1949 | Aug 2026 | Water |
| Judge F Carr | U S Bureau of Reclamation | French Gulch, CA | Balancing Authority of Northern California (BANC) | 377.6 GWh | Apr 1963 | Aug 2026 | Water |
| Folsom | U S Bureau of Reclamation | Folsom, CA | Balancing Authority of Northern California (BANC) | 559.8 GWh | Apr 1955 | Aug 2026 | Water |
| La Grange | Turlock Irrigation District | La Grange, CA | Turlock Irrigation District (TIDC) | 6.6 GWh | Nov 1924 | Dec 2025 | Water |
| Tunnel | FirstLight Power Resources Services LLC | Preston, CT | ISO New England (ISNE) | 5.9 GWh | Dec 1918 | Dec 2025 | Water |
| J Woodruff | USCE-Mobile District | Chattahoochee, FL | Florida Power & Light Co. (FPL) | 228.5 GWh | Jan 2001 | Dec 2025 | Water |
| Kerckhoff 2 | Pacific Gas & Electric Co. | Auberry, CA | California Independent System Operator (CISO) | 447.0 GWh | Apr 1983 | Aug 2026 | Water |
| Lower No 2 | City of Idaho Falls - (ID) | Idaho Falls, ID | PacifiCorp East (PACE) | 3.8 GWh | Jul 1940 | Dec 2025 | Water |
| Newcastle | Pacific Gas & Electric Co. | Auburn, CA | California Independent System Operator (CISO) | 6.0 GWh | Nov 1986 | Dec 2025 | Water |
| Upper Mechanicville | New York State Elec & Gas Corp | Town of Stillwater, NY | New York Independent System Operator (NYIS) | 78.7 GWh | Aug 1983 | Dec 2024 | Water |
| South Fork Tolt | City of Seattle - (WA) | North Bend, WA | Seattle City Light (SCL) | 48.6 GWh | Oct 1995 | Dec 2025 | Water |
| East Highline | Imperial Irrigation District | Holtville, CA | Imperial Irrigation District (IID) | 2.8 GWh | Aug 1984 | Dec 2025 | Water |
| Drop 1 | Imperial Irrigation District | Holtville, CA | Imperial Irrigation District (IID) | 9.0 GWh | Sep 1984 | Dec 2025 | Water |
| Navajo Dam | City of Farmington - (NM) | Farmington, NM | Western Area Power Administration - Rocky Mountain Region (WACM) | 88.3 GWh | Dec 1988 | Dec 2025 | Water |
| Tenth Street | City of Norwich - (CT) | Norwich, CT | ISO New England (ISNE) | 1.9 GWh | Apr 1967 | Dec 2025 | Water |
| High Falls | Central Hudson Gas & Elec Corp | High Falls, NY | New York Independent System Operator (NYIS) | 4.9 GWh | Nov 1986 | Dec 2025 | Water |
| Falls Village | FirstLight Power Resources Services LLC | Falls Village, CT | ISO New England (ISNE) | 25.7 GWh | Dec 1913 | Dec 2025 | Water |
| Rainbow (CT) | Farmington River Power Company | Windsor, CT | ISO New England (ISNE) | 19.4 GWh | Nov 1925 | Aug 2026 | Water |
| Bartletts Ferry | Georgia Power Co | Salem, AL | Southern Company Services, Inc. - Trans (SOCO) | 324.1 GWh | Nov 1926 | Dec 2025 | Water |
| Taftville | FirstLight Power Resources Services LLC | Taftville, CT | ISO New England (ISNE) | 2.2 GWh | Dec 1905 | Dec 2025 | Water |
| Stevenson | FirstLight Power Resources Services LLC | Monroe, CT | ISO New England (ISNE) | 70.8 GWh | Dec 1918 | Dec 2025 | Water |
| Shepaug | FirstLight Power Resources Services LLC | Southbury, CT | ISO New England (ISNE) | 93.3 GWh | Dec 1954 | Dec 2025 | Water |
| Scotland Dam | FirstLight Power Resources Services LLC | Windham, CT | ISO New England (ISNE) | 3.8 GWh | Dec 1936 | Dec 2025 | Water |
| Bulls Bridge | FirstLight Power Resources Services LLC | New Milford, CT | ISO New England (ISNE) | 26.9 GWh | Dec 1902 | Dec 2025 | Water |
| Camanche | East Bay Municipal Util Dist - (CA) | Clements & Wallace, CA | California Independent System Operator (CISO) | 17.1 GWh | Jun 1983 | Dec 2025 | Water |
| Jones Fork | Sacramento Municipal Util Dist | Fresh Pond, CA | Balancing Authority of Northern California (BANC) | 14.9 GWh | May 1985 | Dec 2025 | Water |
| Sacramento Municipal Util Dist | South Sutter Water District | Sacramento, CA | California Independent System Operator (CISO) | 14.2 GWh | Jan 1985 | Dec 2025 | Water |
| Upper Molina | U S Bureau of Reclamation | Molina, CO | Western Area Power Administration - Rocky Mountain Region (WACM) | 17.1 GWh | Nov 1962 | Dec 2025 | Water |
| Lower Molina | U S Bureau of Reclamation | Molina, CO | Western Area Power Administration - Rocky Mountain Region (WACM) | 9.9 GWh | Nov 1962 | Dec 2025 | Water |
| Pole Hill | U S Bureau of Reclamation | Loveland, CO | Western Area Power Administration - Rocky Mountain Region (WACM) | 202.4 GWh | Dec 1953 | Dec 2025 | Water |
| Flatiron | U S Bureau of Reclamation | Loveland, CO | Western Area Power Administration - Rocky Mountain Region (WACM) | 207.5 GWh | Dec 1953 | Aug 2026 | Water |
| Hardy | Consumers Energy Co - (MI) | Newaygo, MI | Midcontinent Independent System Operator, Inc. (MISO) | 64.9 GWh | May 1931 | Dec 2025 | Water |
| Prickett | Upper Peninsula Power Company | Pelkie, MI | Midcontinent Independent System Operator, Inc. (MISO) | 5.9 GWh | Oct 1931 | Dec 2025 | Water |
| Mottville | Indiana Michigan Power Co | White Pigeon, MI | PJM Interconnection, LLC (PJM) | 5.3 GWh | Dec 1922 | Dec 2025 | Water |
| Constantine | Indiana Michigan Power Co | Constantine, MI | PJM Interconnection, LLC (PJM) | 3.9 GWh | Dec 1922 | Dec 2025 | Water |
| Superior Falls | Northern States Power Co - Minnesota | Ironwood, MI | Midcontinent Independent System Operator, Inc. (MISO) | 8.2 GWh | Dec 1916 | Dec 2025 | Water |
| Saxon Falls | Northern States Power Co - Minnesota | Saxon, WI | Midcontinent Independent System Operator, Inc. (MISO) | 9.1 GWh | Dec 1912 | Dec 2025 | Water |
| Buchanan (MI) | Indiana Michigan Power Co | Buchanan, MI | PJM Interconnection, LLC (PJM) | 13.0 GWh | Dec 1918 | Dec 2025 | Water |
| Berrien Springs | Indiana Michigan Power Co | Berrien Springs, MI | PJM Interconnection, LLC (PJM) | 27.3 GWh | Dec 1995 | Dec 2025 | Water |
| Edison Sault | Cloverland Electric Co-op | Sault Ste. Marie, MI | Midcontinent Independent System Operator, Inc. (MISO) | 180.8 GWh | Jun 1901 | Dec 2025 | Water |
| Webber | Consumers Energy Co - (MI) | Lyons, MI | Midcontinent Independent System Operator, Inc. (MISO) | 9.5 GWh | Dec 1906 | Dec 2025 | Water |
| Rogers | Consumers Energy Co - (MI) | Big Rapids, MI | Midcontinent Independent System Operator, Inc. (MISO) | 20.9 GWh | Dec 1921 | Dec 2025 | Water |
| Mio | Consumers Energy Co - (MI) | Mio, MI | Midcontinent Independent System Operator, Inc. (MISO) | 13.6 GWh | Dec 1915 | Dec 2025 | Water |
| Loud | Consumers Energy Co - (MI) | Oscoda, MI | Midcontinent Independent System Operator, Inc. (MISO) | 16.1 GWh | Dec 1912 | Dec 2025 | Water |
| Hodenpyl | Consumers Energy Co - (MI) | Mesick, MI | Midcontinent Independent System Operator, Inc. (MISO) | 21.7 GWh | Jun 1925 | Dec 2025 | Water |
| Victoria Dam | Upper Peninsula Power Company | Rockland, MI | Midcontinent Independent System Operator, Inc. (MISO) | 53.6 GWh | Dec 1930 | Dec 2025 | Water |
| Foote | Consumers Energy Co - (MI) | Oscoda, MI | Midcontinent Independent System Operator, Inc. (MISO) | 27.6 GWh | Dec 1917 | Dec 2025 | Water |
| Five Channels | Consumers Energy Co - (MI) | Oscoda, MI | Midcontinent Independent System Operator, Inc. (MISO) | 23.0 GWh | Dec 1911 | Dec 2025 | Water |
| Croton | Consumers Energy Co - (MI) | Newaygo, MI | Midcontinent Independent System Operator, Inc. (MISO) | 29.5 GWh | Dec 1906 | Dec 2025 | Water |
| Cooke | Consumers Energy Co - (MI) | Oscoda, MI | Midcontinent Independent System Operator, Inc. (MISO) | 24.3 GWh | Dec 1910 | Dec 2025 | Water |
| C W Tippy | Consumers Energy Co - (MI) | Wellston, MI | Midcontinent Independent System Operator, Inc. (MISO) | 55.5 GWh | Dec 1917 | Dec 2025 | Water |
| Allegan Dam | Consumers Energy Co - (MI) | Allegan, MI | Midcontinent Independent System Operator, Inc. (MISO) | 11.7 GWh | Dec 1934 | Dec 2025 | Water |
| Alcona | Consumers Energy Co - (MI) | Glennie, MI | Midcontinent Independent System Operator, Inc. (MISO) | 25.5 GWh | Dec 1923 | Dec 2025 | Water |
| Putts Bridge | Central Rivers Power MA, LLC | Ludlow, MA | ISO New England (ISNE) | 10.6 GWh | Dec 1917 | Dec 2025 | Water |
| Gardners Falls | Central Rivers Power MA, LLC | Buckland, MA | ISO New England (ISNE) | 11.4 GWh | Dec 1913 | Dec 2025 | Water |
| Cobble Mountain | City of Holyoke Gas and Elec Dept - (MA) | Granville, MA | ISO New England (ISNE) | 7.1 GWh | Dec 1929 | Dec 2025 | Water |
| Cabot | FirstLight Power Resources, Inc. - MA | Montague, MA | ISO New England (ISNE) | 239.5 GWh | Dec 1914 | Dec 2025 | Water |
| Deerfield 5 | Great River Hydro, LLC | Florida, MA | ISO New England (ISNE) | 44.4 GWh | Sep 1974 | Dec 2025 | Water |
| Riverside Holyoke | City of Holyoke Gas and Elec Dept - (MA) | Holyoke, MA | ISO New England (ISNE) | 22.5 GWh | Dec 1905 | Dec 2025 | Water |
| Norway (MI) | City of Norway - (MI) | Norway, MI | Midcontinent Independent System Operator, Inc. (MISO) | 29.5 GWh | May 1905 | Dec 2025 | Water |
| Hennepin Island | Northern States Power Co - Minnesota | Minneapolis, MN | Midcontinent Independent System Operator, Inc. (MISO) | 53.9 GWh | Sep 1954 | Dec 2025 | Water |
| Winton | ALLETE, Inc. | Winton, MN | Midcontinent Independent System Operator, Inc. (MISO) | 17.6 GWh | Jul 1923 | 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 |