Directory of Power Plants in the United States
| Plant Name | Utility | Location | Balancing Authority | Annual Generation | Plant Date | Last Update | Fuel Types |
|---|---|---|---|---|---|---|---|
| Perris | Metropolitan Water District of S CA | Perris, CA | California Independent System Operator (CISO) | 5.4 GWh | Apr 1983 | Jan 2024 | Water |
| Jones Fork | Sacramento Municipal Util Dist | Fresh Pond, CA | Balancing Authority of Northern California (BANC) | 8.6 GWh | May 1985 | Dec 2024 | Water |
| Camanche | East Bay Municipal Util Dist | Clements & Wallace, CA | California Independent System Operator (CISO) | 31.7 GWh | Jun 1983 | Dec 2024 | Water |
| Bulls Bridge | FirstLight Power Resources Services LLC | New Milford, CT | ISO New England (ISNE) | 30.8 GWh | Dec 1902 | Dec 2024 | Water |
| Tenth Street | City of Norwich - (CT) | Norwich, CT | ISO New England (ISNE) | 3.2 GWh | Apr 1967 | Sep 2024 | Water |
| Lower Molina | U S Bureau of Reclamation | Molina, CO | Western Area Power Administration - Rocky Mountain Region (WACM) | 12.1 GWh | Nov 1962 | Nov 2024 | Water |
| Shepaug | FirstLight Power Resources Services LLC | Southbury, CT | ISO New England (ISNE) | 116.6 GWh | Dec 1954 | Dec 2024 | Water |
| Stevenson | FirstLight Power Resources Services LLC | Monroe, CT | ISO New England (ISNE) | 95.8 GWh | Dec 1918 | Dec 2024 | Water |
| High Falls | Central Hudson Gas & Elec Corp | High Falls, NY | New York Independent System Operator (NYIS) | 5.9 GWh | Nov 1986 | Aug 2024 | Water |
| Taftville | FirstLight Power Resources Services LLC | Taftville, CT | ISO New England (ISNE) | 2.9 GWh | Dec 1905 | Dec 2024 | Water |
| Tunnel | FirstLight Power Resources Services LLC | Preston, CT | ISO New England (ISNE) | 7.7 GWh | Dec 1918 | Dec 2024 | Water |
| Rainbow (CT) | Farmington River Power Company | Windsor, CT | ISO New England (ISNE) | 19.8 GWh | Nov 1925 | Oct 2025 | Water |
| Falls Village | FirstLight Power Resources Services LLC | Falls Village, CT | ISO New England (ISNE) | 30.1 GWh | Dec 1913 | Dec 2024 | Water |
| Estes | U S Bureau of Reclamation | Estes Park, CO | Western Area Power Administration - Rocky Mountain Region (WACM) | 107.5 GWh | Aug 1950 | Dec 2024 | Water |
| Red Mountain | Metropolitan Water District of S CA | Fallbrook, CA | California Independent System Operator (CISO) | 34.3 GWh | May 1985 | Oct 2024 | Water |
| Upper Dawson | Turlock Irrigation District | La Grange, CA | Turlock Irrigation District (TIDC) | 10.7 GWh | Oct 1983 | Dec 2024 | Water |
| Manitou Springs | City of Colorado Springs - (CO) | Manitou Spring, CO | Western Area Power Administration - Rocky Mountain Region (WACM) | 2.1 GWh | Apr 1927 | Dec 2024 | Water |
| Ruxton Park | City of Colorado Springs - (CO) | Manitou Spring, CO | Western Area Power Administration - Rocky Mountain Region (WACM) | 1.1 GWh | Apr 1925 | Oct 2024 | Water |
| Boysen | U S Bureau of Reclamation | Thermopolis, WY | Western Area Power Administration - Upper Great Plains West (WAUW) | 70.3 GWh | Jul 1952 | Dec 2024 | Water |
| Drop 1 | Imperial Irrigation District | Holtville, CA | Imperial Irrigation District (IID) | 7.8 GWh | Sep 1984 | Dec 2024 | Water |
| Blue Mesa | U S Bureau of Reclamation | Gunnison, CO | Western Area Power Administration - Rocky Mountain Region (WACM) | 246.8 GWh | Aug 1967 | Dec 2024 | Water |
| Flatiron | U S Bureau of Reclamation | Loveland, CO | Western Area Power Administration - Rocky Mountain Region (WACM) | 205.9 GWh | Dec 1953 | Oct 2025 | Water |
| Morrow Point | U S Bureau of Reclamation | Montrose, CO | Western Area Power Administration - Rocky Mountain Region (WACM) | 309.8 GWh | Nov 1970 | Dec 2024 | Water |
| Big Thompson | U S Bureau of Reclamation | Loveland, CO | Western Area Power Administration - Rocky Mountain Region (WACM) | 4.0 GWh | Mar 1959 | Dec 2024 | Water |
| Green Mountain | U S Bureau of Reclamation | Kremmling, CO | Western Area Power Administration - Rocky Mountain Region (WACM) | 57.8 GWh | Apr 1943 | Dec 2024 | Water |
| Marys Lake | U S Bureau of Reclamation | Estes Park, CO | Western Area Power Administration - Rocky Mountain Region (WACM) | 4.5 GWh | Apr 1951 | Dec 2024 | Water |
| SAF Hydroelectric LLC | SAF Hydroelectric LLC | Minneapolis, MN | Midcontinent Independent System Operator, Inc. (MISO) | 28.5 GWh | Nov 2011 | Dec 2024 | Water |
| Little Quinnesec Falls Hydro Project | Eagle Creek Renewable Energy, LLC | Niagara, WI | Midcontinent Independent System Operator, Inc. (MISO) | 56.6 GWh | Nov 1900 | Dec 2024 | Water |
| Tieton Dam Hydro Electric Project | City of Burbank Water and Power | Rimrock, WA | PacifiCorp West (PACW) | 19.5 GWh | Aug 2006 | Sep 2024 | Water |
| Turnbull Hydro | Turnbull Hydro LLC | Fairfield, MT | NorthWestern Corporation (NWMT) | 19.2 GWh | May 2011 | Aug 2024 | Water |
| Lake Dorothy Hydroelectric Project | Alaska Electric Light & Power Co. | Juneau, AK | 83.6 GWh | Aug 2009 | Dec 2024 | Water | |
| Orono Hydro Station | Brookfield Black Bear Hydro, LLC | Orono, ME | ISO New England (ISNE) | 5.8 GWh | Dec 2008 | Dec 2024 | Water |
| White River Lock and Dam 1 | Ozark Hydro Management, LLC | Batesville, AR | Southwestern Power Administration (SPA) | 12.5 GWh | May 2007 | Oct 2025 | Water |
| Youngs Creek Hydroelectric Project | PUD No 1 of Snohomish County | Monroe, WA | Bonneville Power Administration (BPAT) | 18.7 GWh | Oct 2011 | Dec 2024 | Water |
| Juniper Ridge Hydroelectric Project | Central Oregon Irrigation Dist | Bend, OR | PacifiCorp West (PACW) | 11.9 GWh | Sep 2010 | Oct 2024 | Water |
| Garland Canal Power Plant | Shoshone Irrigation District | Powell, WY | PacifiCorp East (PACE) | 8.8 GWh | Aug 1983 | Oct 2025 | Water |
| White River Lock and Dam 2 | Ozark Hydro Management, LLC | Locust Grove, AR | Southwestern Power Administration (SPA) | 12.8 GWh | Feb 2007 | Oct 2025 | Water |
| Willow Island Hydroelectric Plant | American Mun Power-Ohio, Inc | Willow Island, WV | PJM Interconnection, LLC (PJM) | 182.5 GWh | Dec 2015 | Dec 2024 | Water |
| Smithland Hydroelectric Plant | American Mun Power-Ohio, Inc | Smithland, KY | Midcontinent Independent System Operator, Inc. (MISO) | 332.7 GWh | Jun 2017 | Oct 2025 | Water |
| White River Lock and Dam 3 | Ozark Hydro Management, LLC | Marcella, AR | Southwestern Power Administration (SPA) | 24.9 GWh | Jul 2006 | Oct 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 2024 | Water |
| Cannelton Hydroelectric Plant | American Mun Power-Ohio, Inc | Hawesville, KY | Midcontinent Independent System Operator, Inc. (MISO) | 415.9 GWh | Dec 2015 | 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 |
| Fargo Drop | Riverside Investments LLC | Wilder, ID | Idaho Power Company (IPCO) | 3.8 GWh | Mar 2013 | Oct 2024 | Water |
| 45 Mile Hydroelectric Project | EBD Hydro LLC | Culver, OR | PacifiCorp West (PACW) | 4.9 GWh | Apr 2015 | Oct 2024 | Water |
| Spearfish Hydro | City of Spearfish | Spearfish, SD | Western Area Power Administration - Rocky Mountain Region (WACM) | 19.9 GWh | Sep 1912 | Dec 2024 | Water |
| Mahoning Creek Hydroelectric Project | Eagle Creek Renewable Energy, LLC | New Bethlehem, PA | PJM Interconnection, LLC (PJM) | 12.0 GWh | Nov 2013 | Dec 2024 | Water |
| South Canal Hydro-3 | Delta-Montrose Electric Association | Montrose, CO | Western Area Power Administration - Rocky Mountain Region (WACM) | 14.2 GWh | Jul 2013 | Oct 2024 | Water |
| South Canal Hydro-1 | Delta-Montrose Electric Association | Montrose, CO | Western Area Power Administration - Rocky Mountain Region (WACM) | 18.9 GWh | May 2013 | Oct 2024 | Water |
| Carter Hydro | Northern Colorado Water Conservancy District | Berthoud, CO | Western Area Power Administration - Rocky Mountain Region (WACM) | 9.7 GWh | May 2012 | Oct 2025 | Water |
| Tri-County Water Hydropower Project | Tri-County Water Conservancy District | Ridgway, CO | Western Area Power Administration - Rocky Mountain Region (WACM) | 16.8 GWh | Mar 2014 | Oct 2025 | Water |
| Oswegatchie | Erie Boulevard Hydropower LP | Edwards, NY | New York Independent System Operator (NYIS) | 8.5 GWh | Jul 2002 | Dec 2024 | Water |
| C-Drop Hydro | C-Drop | Klamath Falls, OR | PacifiCorp West (PACW) | 574.0 MWh | Apr 2012 | Aug 2024 | Water |
| Flint Creek Hydroelectric LLC | Hydrodynamics Inc | Philipsburg, MT | NorthWestern Corporation (NWMT) | 11.0 GWh | Feb 2013 | Dec 2024 | Water |
| Upper Pacolet Hydro | Lockhart Power Co | Pacolet, SC | Duke Energy Carolinas (DUK) | 4.0 GWh | Jan 2013 | Dec 2024 | Water |
| Nooksack Hydro | Puget Sound Hydro LLC | Glacier, WA | Puget Sound Energy, Inc. (PSEI) | 20.1 GWh | Oct 1906 | Dec 2024 | Water |
| Stuyvesant Falls | Albany Engineering Corporation | Stuyvesant, NY | New York Independent System Operator (NYIS) | 11.9 GWh | Nov 2012 | Dec 2024 | Water |
| Upper Newton Falls | Erie Boulevard Hydropower LP | Newton Falls, NY | New York Independent System Operator (NYIS) | 6.4 GWh | Dec 1926 | Dec 2024 | Water |
| RC Thomas Hydroelectric Project | East Texas Electric Coop, Inc | Livingston, TX | Midcontinent Independent System Operator, Inc. (MISO) | 122.7 GWh | Jun 2020 | Oct 2025 | Water |
| Red Rock Hydro Plant | Western Minnesota Mun Pwr Agny | Pella, IA | Midcontinent Independent System Operator, Inc. (MISO) | 170.3 GWh | Apr 2021 | Oct 2025 | Water |
| Calligan Creek Hydroelectric Project | PUD No 1 of Snohomish County | Snoqualmie, WA | Puget Sound Energy, Inc. (PSEI) | 17.2 GWh | Jan 2018 | Dec 2024 | Water |
| Granby Hydro | Northern Water Hydropower Enterprise | Granby, CO | Public Service Company of Colorado (PSCO) | 5.3 GWh | Apr 2016 | Oct 2025 | Water |
| Hancock Creek Hydroelectric Project | PUD No 1 of Snohomish County | Snoqualmie, WA | Puget Sound Energy, Inc. (PSEI) | 23.0 GWh | Jan 2018 | Dec 2024 | Water |
| MC6 Hydro Facility | MC6 Hydro Facility | Kuna, ID | Idaho Power Company (IPCO) | 7.3 GWh | Mar 2021 | Oct 2024 | Water |
| St. Cloud Hydro | St. Cloud Hydroelectric Generation Facility | St Cloud, MN | Midcontinent Independent System Operator, Inc. (MISO) | 50.6 GWh | May 1988 | Dec 2024 | Water |
| James W. Broderick Hydropower Plant | James W. Broderick Hydropower Plant | Pueblo, CO | PacifiCorp East (PACE) | 20.8 GWh | Apr 2019 | Dec 2023 | Water |
| Matilda Hamilton Fee Hydroelectric Stati | Lock 12 Hydro Partners, LLC | Ravenna, KY | PJM Interconnection, LLC (PJM) | 8.0 GWh | Aug 2021 | Dec 2024 | Water |
| Mechanicville Hydroelectric Station | Mechanicville Hydroelectric Station | Mechanicville, NY | New York Independent System Operator (NYIS) | 21.8 GWh | Apr 2011 | Dec 2024 | Water |
| Jordanelle Dam Hydroelectric Project | Central Utah Water Conservancy District | Heber, UT | PacifiCorp East (PACE) | 51.0 GWh | Jun 2008 | Dec 2024 | Water |
| Twin Falls (WI) | Wisconsin Electric Power Co | Florence, WI | Midcontinent Independent System Operator, Inc. (MISO) | 30.7 GWh | Jun 2016 | Dec 2024 | Water |
| Ball Mountain Hydro | Eagle Creek Renewable Energy, LLC | Jamaica, VT | ISO New England (ISNE) | 61.0 MWh | Mar 2016 | Dec 2024 | Water |
| Baker Creek Hydroelectric | Baker Station Associates, LP | Bridgeville, CA | California Independent System Operator (CISO) | 3.6 GWh | Oct 2014 | Dec 2024 | Water |
| Hiilangaay Hydro | Haida Energy, Inc. | Hydaburg, AK | 4.4 GWh | Dec 2020 | Dec 2024 | Water | |
| Stillwater B | Brookfield Black Bear Hydro, LLC | Old Town, ME | ISO New England (ISNE) | 10.5 GWh | Aug 2013 | Dec 2024 | Water |
| Dorena Hydro-Electric Facility | Dorena Hydro, LLC | Cottage Grove, OR | PacifiCorp West (PACW) | 14.2 GWh | May 2014 | Dec 2024 | Water |
| Orono B | Brookfield Black Bear Hydro, LLC | Orono, ME | ISO New England (ISNE) | 21.3 GWh | Oct 2013 | Dec 2024 | Water |
| Whitman | Ketchikan Public Utilities | Ketchikan, AK | 8.6 GWh | Dec 2014 | Dec 2024 | Water | |
| Allison Creek Hydro | Copper Valley Elec Assn, Inc | Valdez, AK | 18.5 GWh | Sep 2016 | Dec 2024 | Water | |
| Notre Dame Hydro | University of Notre Dame | South Bend, IN | PJM Interconnection, LLC (PJM) | 6.8 GWh | Apr 2022 | Dec 2024 | Water |
| Seneca Falls Hydroelectric Project | C-S Canal Hydro, LLC | Seneca Falls, NY | New York Independent System Operator (NYIS) | 9.8 GWh | Dec 1916 | Dec 2024 | Water |
| Head of U Canal Hydro Project | North Side Energy Company | Jerome, ID | Idaho Power Company (IPCO) | 4.5 GWh | May 2015 | Oct 2024 | Water |
| Tyee Lake Hydroelectric Facility | Southeast Alaska Power Agency | Wrangell, AK | (NA) | 126.0 GWh | Jun 1983 | Dec 2024 | Water |
| Green Island Hydroelectric Station | Albany Engineering Corporation | Green Island, NY | New York Independent System Operator (NYIS) | 37.4 GWh | Oct 1922 | Dec 2024 | Water |
| Timothy Lake Powerhouse | Portland General Electric Co | Estacada, OR | Portland General Electric Company (PGE) | 2.1 GWh | Nov 2018 | Dec 2024 | Water |
| Texon Hydroelectric Project | Hitchcock Hydro, LLC | Russell, MA | ISO New England (ISNE) | 4.3 GWh | Dec 1981 | Dec 2024 | Water |
| Waterloo Hydroelectric Project | C-S Canal Hydro, LLC | Waterloo, NY | New York Independent System Operator (NYIS) | 3.1 GWh | Dec 1914 | Dec 2024 | Water |
| Shavano Falls Hydro | Shavano Falls Hydro LLC | Montrose, CO | Western Area Power Administration - Rocky Mountain Region (WACM) | 12.0 GWh | May 2015 | Oct 2024 | Water |
| Shavano Falls Hydro Drop 4 | Shavano Falls Hydro LLC - Drop 4 Project | Montrose, CO | Western Area Power Administration - Rocky Mountain Region (WACM) | 23.0 GWh | May 2015 | Oct 2024 | Water |
| North Gooding Main Hydro | North Gooding Main Hydro LLC | Gooding, ID | Idaho Power Company (IPCO) | 4.6 GWh | Sep 2016 | Oct 2024 | Water |
| Drop 5 (CO) | Drop 5 Hydro LLC | Montrose, CO | Western Area Power Administration - Rocky Mountain Region (WACM) | 9.3 GWh | Feb 2017 | Oct 2024 | Water |
| AJMS, LLC | AJMS, LLC | Shoshone, ID | Idaho Power Company (IPCO) | 3.8 GWh | Sep 2015 | Dec 2024 | Water |
| Vinelands Power Plant | Grand Valley Power LLC | Palisade, CO | Public Service Company of Colorado (PSCO) | 15.6 GWh | Oct 2022 | Dec 2024 | Water |
| Kings River Syphon | Orange Cove Irrigation District | Sanger, CA | California Independent System Operator (CISO) | 325.0 MWh | Aug 1990 | May 2024 | Water |
| Indian River Hydro | Eagle Creek Renewable Energy, LLC | Russell, MA | ISO New England (ISNE) | 1.3 GWh | Nov 1909 | Dec 2024 | Water |
| Spalding | Village of Spalding - (NE) | Spalding, NE | Southwest Power Pool (SWPP) | 4.0 MWh | Jun 1919 | Dec 2024 | Water : 50.0% Distillate Fuel Oil : 50.0% |
| Skagway | Alaska Power and Telephone Co | Skagway, AK | 4.3 GWh | Jun 1909 | Dec 2024 | Water : 56.0% Distillate Fuel Oil : 44.0% | |
| St Louis | City of St Louis - (MI) | St. Louis, MI | Midcontinent Independent System Operator, Inc. (MISO) | 29.0 MWh | Dec 1918 | Dec 2024 | Water : 75.9% Distillate Fuel Oil : 24.1% |
| King Cove | City of King Cove | King Cove, AK | 4.5 GWh | Jan 1980 | Dec 2023 | Water : 79.9% Distillate Fuel Oil : 20.1% | |
| Lanesboro | Lanesboro Public Utility Comm | Lanesboro, MN | Midcontinent Independent System Operator, Inc. (MISO) | 184.0 MWh | Dec 1922 | Dec 2024 | Water : 81.0% Distillate Fuel Oil : 19.0% |
| Redwood Falls | Redwood Falls Public Util Comm | Redwood Falls, MN | Midcontinent Independent System Operator, Inc. (MISO) | 2.8 GWh | Dec 1969 | Dec 2024 | Water : 82.6% Natural Gas : 12.7% Distillate Fuel Oil : 4.7% |
Summary of Power Plants By State
Figures are based on October 2025 generation numbers.| State | Rank | Active Plants | Oct 2025 Generation |
|---|---|---|---|
| Alabama | # 7 | 76 | 11,041.22 GWh |
| Alaska | # 49 | 144 | 484.88 GWh |
| Arizona | # 11 | 184 | 9,400.73 GWh |
| Arkansas | # 24 | 116 | 5,068.08 GWh |
| California | # 4 | 1,734 | 16,078.58 GWh |
| Colorado | # 30 | 302 | 4,272.03 GWh |
| Connecticut | # 38 | 166 | 3,176.41 GWh |
| Delaware | # 48 | 33 | 521.87 GWh |
| District of Columbia | # 51 | 16 | 15.93 GWh |
| Florida | # 2 | 321 | 22,593.36 GWh |
| Georgia | # 6 | 262 | 11,885.65 GWh |
| Hawaii | # 47 | 73 | 845.96 GWh |
| Idaho | # 44 | 147 | 1,448.54 GWh |
| Illinois | # 5 | 382 | 15,897.55 GWh |
| Indiana | # 12 | 211 | 9,138.69 GWh |
| Iowa | # 18 | 292 | 6,552.01 GWh |
| Kansas | # 31 | 187 | 4,138.18 GWh |
| Kentucky | # 23 | 60 | 5,089.89 GWh |
| Louisiana | # 14 | 86 | 8,618.27 GWh |
| Maine | # 45 | 215 | 1,114.12 GWh |
| Maryland | # 35 | 203 | 3,540.16 GWh |
| Massachusetts | # 41 | 648 | 1,963.73 GWh |
| Michigan | # 9 | 272 | 10,045.59 GWh |
| Minnesota | # 27 | 765 | 4,687.69 GWh |
| Mississippi | # 20 | 57 | 6,085.50 GWh |
| Missouri | # 21 | 127 | 5,515.65 GWh |
| State | Rank | Active Plants | Oct 2025 Generation |
|---|---|---|---|
| Montana | # 40 | 71 | 2,455.83 GWh |
| Nebraska | # 36 | 129 | 3,412.31 GWh |
| Nevada | # 33 | 114 | 3,578.95 GWh |
| New Hampshire | # 43 | 60 | 1,661.03 GWh |
| New Jersey | # 25 | 393 | 4,903.52 GWh |
| New Mexico | # 37 | 143 | 3,370.59 GWh |
| New York | # 8 | 956 | 10,108.60 GWh |
| North Carolina | # 13 | 906 | 9,082.37 GWh |
| North Dakota | # 34 | 60 | 3,554.85 GWh |
| Ohio | # 10 | 197 | 9,920.42 GWh |
| Oklahoma | # 17 | 142 | 7,167.46 GWh |
| Oregon | # 26 | 275 | 4,755.34 GWh |
| Pennsylvania | # 3 | 256 | 16,669.60 GWh |
| Rhode Island | # 46 | 100 | 886.30 GWh |
| South Carolina | # 15 | 208 | 8,061.53 GWh |
| South Dakota | # 42 | 52 | 1,892.35 GWh |
| Tennessee | # 22 | 88 | 5,198.50 GWh |
| Texas | # 1 | 947 | 48,837.92 GWh |
| Utah | # 39 | 125 | 3,044.05 GWh |
| Vermont | # 50 | 117 | 151.45 GWh |
| Virginia | # 19 | 239 | 6,515.03 GWh |
| Washington | # 16 | 137 | 7,971.98 GWh |
| West Virginia | # 29 | 39 | 4,608.16 GWh |
| Wisconsin | # 28 | 250 | 4,687.23 GWh |
| Wyoming | # 32 | 70 | 3,770.47 GWh |