Directory of Power Plants in the United States
| Plant Name | Utility | Location | Balancing Authority | Annual Generation | Plant Date | Last Update | Fuel Types |
|---|---|---|---|---|---|---|---|
| Lay Dam | Alabama Power Co | Clanton, AL | Southern Company Services, Inc. - Trans (SOCO) | 482.4 GWh | Jan 1967 | Dec 2025 | Water |
| Pleasant Valley Hydro | Los Angeles Department of Water & Power | Bishop, CA | Los Angeles Department of Water and Power (LDWP) | 6.3 GWh | Jan 1958 | Sep 2025 | Water |
| Middle Gorge | Los Angeles Department of Water & Power | Bishop, CA | Los Angeles Department of Water and Power (LDWP) | 48.0 GWh | Apr 1952 | Dec 2025 | Water |
| Martin Dam | Alabama Power Co | Dadeville, AL | Southern Company Services, Inc. - Trans (SOCO) | 287.2 GWh | Dec 1926 | Dec 2025 | Water |
| Dutch Flat 2 | Nevada Irrigation District | Dutch Flat, CA | California Independent System Operator (CISO) | 15.2 GWh | Oct 1965 | Dec 2025 | Water |
| Beardsley | Oakdale&South San Joaquin Irrigation D. | None, CA | California Independent System Operator (CISO) | 56.4 GWh | Apr 1957 | Dec 2025 | Water |
| H Neely Henry Dam | Alabama Power Co | Ohatchee, AL | Southern Company Services, Inc. - Trans (SOCO) | 180.9 GWh | May 1966 | Dec 2025 | Water |
| Haiwee | Los Angeles Department of Water & Power | Olancha, CA | Los Angeles Department of Water and Power (LDWP) | 11.0 GWh | Jun 1927 | Sep 2025 | Water |
| Donnells | Oakdale&South San Joaquin Irrigation D. | None, CA | California Independent System Operator (CISO) | 233.4 GWh | May 1957 | Dec 2025 | Water |
| Jaybird | Sacramento Municipal Util Dist | Camino, CA | Balancing Authority of Northern California (BANC) | 454.3 GWh | Mar 1961 | May 2026 | Water |
| Don Pedro | Turlock Irrigation District | La Grange, CA | Turlock Irrigation District (TIDC) | 285.7 GWh | Apr 1971 | May 2026 | Water |
| Point A | PowerSouth Energy Cooperative | Andalusia, AL | Southern Company Services, Inc. - Trans (SOCO) | 13.4 GWh | Dec 1924 | Dec 2025 | Water |
| Camino | Sacramento Municipal Util Dist | Camino, CA | Balancing Authority of Northern California (BANC) | 293.9 GWh | Sep 1963 | May 2026 | Water |
| Gantt | PowerSouth Energy Cooperative | Andalusia, AL | Southern Company Services, Inc. - Trans (SOCO) | 5.7 GWh | Dec 1925 | Dec 2025 | Water |
| Pardee | East Bay Municipal Util Dist - (CA) | Valley Springs, CA | California Independent System Operator (CISO) | 79.6 GWh | Jun 1930 | Dec 2025 | Water |
| Wheeler Dam | Tennessee Valley Authority | Town Creek, AL | Tennessee Valley Authority (TVA) | 1.2 TWh | Oct 1936 | Dec 2025 | Water |
| Guntersville | Tennessee Valley Authority | Guntersville, AL | Tennessee Valley Authority (TVA) | 509.1 GWh | Jul 1939 | Dec 2025 | Water |
| Walter Bouldin Dam | Alabama Power Co | Wetumpka, AL | Southern Company Services, Inc. - Trans (SOCO) | 398.5 GWh | Jun 1967 | Dec 2025 | Water |
| French Meadows | Placer County Water Agency - (CA) | Foresthill, CA | California Independent System Operator (CISO) | 50.8 GWh | Sep 1966 | Dec 2024 | Water |
| Loon Lake | Sacramento Municipal Util Dist | Fresh Pond, CA | Balancing Authority of Northern California (BANC) | 78.0 GWh | Aug 1971 | Dec 2025 | Water |
| Woodleaf | South Feather Water and Power Agency | Forbestown, CA | California Independent System Operator (CISO) | 167.1 GWh | Oct 1963 | Dec 2025 | Water |
| Millers Ferry | USCE-Mobile District | Camden, AL | Southern Company Services, Inc. - Trans (SOCO) | 250.2 GWh | Mar 1970 | Dec 2025 | Water |
| Rollins | Nevada Irrigation District | Colfax, CA | California Independent System Operator (CISO) | 36.9 GWh | Jul 1980 | Dec 2025 | Water |
| Forbestown | South Feather Water and Power Agency | Forbestown, CA | California Independent System Operator (CISO) | 114.9 GWh | Sep 1963 | Dec 2025 | Water |
| Middle Fork | Placer County Water Agency - (CA) | Foresthill, CA | California Independent System Operator (CISO) | 444.4 GWh | Sep 1966 | May 2026 | Water |
| Oxbow (CA) | Placer County Water Agency - (CA) | Foresthill, CA | California Independent System Operator (CISO) | 23.2 GWh | Sep 1966 | Dec 2025 | Water |
| Rush Creek | Southern California Edison Co | June lake, CA | California Independent System Operator (CISO) | 30.0 GWh | Sep 1916 | Dec 2025 | Water |
| Parker | Merced Irrigation District | Snelling, CA | California Independent System Operator (CISO) | 6.0 GWh | Mar 1982 | Jun 2025 | Water |
| Kelly Ridge | South Feather Water and Power Agency | Oroville, CA | California Independent System Operator (CISO) | 69.1 GWh | Aug 1963 | 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 |
| Berlin Gorham | Great Lakes Hydro America LLC | Berlin, NH | ISO New England (ISNE) | 101.1 GWh | Dec 1913 | Dec 2025 | Water |
| Flambeau Lower Project | Zero6 Energy Hydro | Park Falls, WI | Midcontinent Independent System Operator, Inc. (MISO) | 3.0 GWh | Dec 1922 | Dec 2025 | Water |
| Hudson Falls Hydroelectric Project | Boralex Hydro Operations Inc | South Glens Falls, NY | New York Independent System Operator (NYIS) | 170.4 GWh | Oct 1995 | Dec 2025 | Water |
| Dixon Hydroelectric Dam | Eagle Creek Renewable Energy, LLC | Dixon, IL | PJM Interconnection, LLC (PJM) | 12.5 GWh | May 1925 | Dec 2025 | Water |
| Hillcrest Pump Station | Denver City & County of - (CO) | Denver, CO | Public Service Company of Colorado (PSCO) | 7.7 GWh | May 1993 | Dec 2025 | Water |
| Hydro Kennebec Project | Hydro Kennebec LLC | Winslow, ME | ISO New England (ISNE) | 36.8 GWh | Dec 1988 | Nov 2025 | Water |
| Kimberly Mill | City of Kaukauna (WI) | Appleton, WI | Midcontinent Independent System Operator, Inc. (MISO) | 13.3 GWh | Dec 1925 | Dec 2025 | Water |
| Montgomery Creek Hydro | Central Rivers Power US, LLC | Montgomery Creek, CA | California Independent System Operator (CISO) | 9.2 GWh | Dec 1986 | 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 |
| Schoolfield Dam | Eagle Creek Renewable Energy, LLC | Danville, VA | PJM Interconnection, LLC (PJM) | 8.9 GWh | Sep 1990 | May 2026 | Water |
| Hazelton B Hydro | Hazelton/Wilson Joint Venture | Hazelton, ID | Idaho Power Company (IPCO) | 23.3 GWh | Mar 1993 | Oct 2025 | Water |
| Boulder City Silver Lake Hydro | Boulder, City of - (CO) | Boulder, CO | Public Service Company of Colorado (PSCO) | 6.2 GWh | Apr 2000 | Dec 2025 | Water |
| Collierville Powerhouse | Northern California Power Agny | Murphys, CA | California Independent System Operator (CISO) | 396.3 GWh | Oct 1989 | May 2026 | Water |
| Spicer Meadow Project | Northern California Power Agny | Murphys, CA | California Independent System Operator (CISO) | 14.4 GWh | Oct 1989 | Dec 2025 | Water |
| South Glens Falls Hydroelectric | Boralex Hydro Operations Inc | South Glens Falls, NY | New York Independent System Operator (NYIS) | 64.5 GWh | Jul 1994 | 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 |
| Taylor Draw Hydroelectric Facility | Rio Blanco Water Conserv Dist | Rangely, CO | Western Area Power Administration - Rocky Mountain Region (WACM) | 7.8 GWh | Mar 1993 | Dec 2024 | Water |
| Horseshoe Bend Hydroelectric Co | Horseshoe Bend Hydroelectric Co | Horseshoe Bend, ID | Idaho Power Company (IPCO) | 46.8 GWh | Mar 1995 | Dec 2025 | Water |
| Port Edwards Mill | Domtar Industries Inc | Port Edwards, WI | Midcontinent Independent System Operator, Inc. (MISO) | 36.8 GWh | Dec 1912 | May 2026 | Water |
| Blind Canyon Hydro | Blind Canyon Aquaranch, Inc. | Wendell, ID | Idaho Power Company (IPCO) | 3.7 GWh | Mar 1992 | Oct 2025 | Water |
| Boulder City Lakewood Hydro | Boulder, City of - (CO) | Boulder, CO | Public Service Company of Colorado (PSCO) | 7.5 GWh | Jan 2004 | Dec 2025 | Water |
| High Rock Hydro | Eagle Creek Renewable Energy, LLC | Denton, NC | Alcoa Power Generating, Inc. - Yadkin Division (YAD) | 99.7 GWh | Oct 1927 | Dec 2025 | Water |
| Tuckertown Hydro | Eagle Creek Renewable Energy, LLC | New London, NC | Alcoa Power Generating, Inc. - Yadkin Division (YAD) | 95.7 GWh | Mar 1962 | Dec 2025 | Water |
| Santeetlah | Brookfield Smoky Mountain Hydropower LP | Robbinsville, NC | Tennessee Valley Authority (TVA) | 130.0 GWh | May 1928 | Dec 2025 | Water |
| Cheoah | Brookfield Smoky Mountain Hydropower LP | Tapoco, NC | Tennessee Valley Authority (TVA) | 472.4 GWh | Aug 1949 | Dec 2025 | Water |
| Lower Beaver Falls Project | Eagle Creek Renewable Energy, LLC | Beaver Falls, NY | New York Independent System Operator (NYIS) | 3.2 GWh | Nov 1979 | Dec 2025 | Water |
| Calderwood | Brookfield Smoky Mountain Hydropower LP | Tallassee, TN | Tennessee Valley Authority (TVA) | 568.7 GWh | Mar 1930 | Dec 2025 | Water |
| Narrows (NC) | Eagle Creek Renewable Energy, LLC | Badin, NC | Alcoa Power Generating, Inc. - Yadkin Division (YAD) | 362.8 GWh | Jun 1917 | Dec 2025 | Water |
| Chilhowee | Brookfield Smoky Mountain Hydropower LP | Tallassee, TN | Tennessee Valley Authority (TVA) | 157.7 GWh | Jul 1957 | Dec 2025 | Water |
| Thundermist Hydro | City of Woonsocket - (RI) | Providence, RI | ISO New England (ISNE) | 3.3 GWh | May 1981 | Jul 2025 | Water |
| Boulder City Betasso Hydro Plant | Boulder, City of - (CO) | Boulder, CO | Public Service Company of Colorado (PSCO) | 7.5 GWh | Nov 1987 | Dec 2025 | Water |
| Great Lakes Hydro America - ME | Great Lakes Hydro America LLC | Millinocket, ME | ISO New England (ISNE) | 500.1 GWh | Jun 1917 | Dec 2025 | Water |
| Sidney A Murray Jr Hydroelectric | First National Bank-Commerce | Vidalia, LA | Midcontinent Independent System Operator, Inc. (MISO) | 989.5 GWh | Apr 1990 | Dec 2025 | Water |
| Ford Hydro LP | Ford Hydro Ltd Partnership | Weippe, ID | Avista Corporation (AVA) | 3.1 GWh | Feb 1988 | Dec 2025 | Water |
| Falls River Hydro | Marysville Hydro Partners | Ashton, ID | Bonneville Power Administration (BPAT) | 43.2 GWh | Jul 1993 | Dec 2025 | Water |
| Mechanic Falls | KEI (Maine) Power Management (IV) LLC | Mechanic Falls, ME | ISO New England (ISNE) | 1.9 GWh | Mar 1986 | Dec 2025 | Water |
| Medway Hydro | Brookfield Black Bear Hydro, LLC | Medway, ME | ISO New England (ISNE) | 22.9 GWh | Dec 1922 | Dec 2025 | Water |
| Lateral 10 Ventures | Lateral 10 Ventures | Buhl, ID | Idaho Power Company (IPCO) | 565.0 MWh | Oct 1984 | Dec 2025 | Water |
| Warm Springs Power Enterprises | Warm Springs Power Enterprises | Warm Springs, OR | PacifiCorp West (PACW) | 60.5 GWh | May 1982 | Dec 2024 | Water |
| Pittsfield Hydro | KEI (Maine) Power Management (II) LLC | Burnham, ME | ISO New England (ISNE) | 2.7 GWh | Jun 1986 | Dec 2025 | Water |
| Flambeau Crowley Rapids Project | Zero6 Energy Hydro | Park Falls, WI | Midcontinent Independent System Operator, Inc. (MISO) | 4.0 GWh | Dec 1929 | Dec 2025 | Water |
| Falls Hydro | Eagle Creek Renewable Energy, LLC | Badin, NC | Alcoa Power Generating, Inc. - Yadkin Division (YAD) | 93.6 GWh | Aug 1919 | Dec 2025 | Water |
| Ninth Street Hydropower Project | Eagle Creek Renewable Energy, LLC | Alpena, MI | Midcontinent Independent System Operator, Inc. (MISO) | 5.9 GWh | Aug 1990 | Dec 2025 | Water |
| Sibley Mill | Augusta Canal Authority | Augusta, GA | Southern Company Services, Inc. - Trans (SOCO) | 7.0 GWh | Dec 1945 | May 2026 | Water |
| Quinebaug Lower Project | Quinebaug Associates LLC | Brooklyn, CT | ISO New England (ISNE) | 5.4 GWh | Mar 1990 | Dec 2025 | Water |
| Phoenix Hydro Project | Eagle Creek Renewable Energy, LLC | Phoenix, NY | New York Independent System Operator (NYIS) | 8.2 GWh | Dec 1990 | Dec 2025 | Water |
| EHC West Hopkinton | Green Mountain Power Corp | West Hopkinton, NH | ISO New England (ISNE) | 1.2 GWh | Jun 1985 | Dec 2025 | Water |
| Norway Point Hydropower Project | Eagle Creek Renewable Energy, LLC | Alpena, MI | Midcontinent Independent System Operator, Inc. (MISO) | 13.0 GWh | Aug 1990 | Dec 2025 | Water |
| Smith Falls Hydro Project | Smith Creek Hydro, LLC | Bonners Ferry, ID | Bonneville Power Administration (BPAT) | 87.2 GWh | Nov 1989 | Dec 2025 | Water |
| Mile 28 Water Power Project | Wood Hydro, LLC | Eden, ID | Idaho Power Company (IPCO) | 5.3 GWh | May 1994 | Oct 2025 | Water |
| Four Mile Hydropower Project | Eagle Creek Renewable Energy, LLC | Alpena, MI | Midcontinent Independent System Operator, Inc. (MISO) | 8.1 GWh | Aug 1990 | Dec 2025 | Water |
| Alice Falls Hydro Project | Eagle Creek Renewable Energy, LLC | Keeseville, NY | New York Independent System Operator (NYIS) | 3.0 GWh | Oct 1991 | Dec 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 |
| Rollinsford | Green Mountain Power Corp | Rollinsford, NH | ISO New England (ISNE) | 3.0 GWh | Sep 1986 | Dec 2025 | Water |
| Chace Mill Winooski One | City of Burlington Electric - (VT) | Winooski, VT | ISO New England (ISNE) | 17.1 GWh | Mar 1993 | Dec 2025 | Water |
| Dunn Paper | BiOrigin Specialty Products | Gouverneur, NY | New York Independent System Operator (NYIS) | 4.8 GWh | Dec 1958 | Dec 2025 | Water |
| Wailuku River Hydroelectric | Wailuku Holding Company LLC | Hilo, HI | 26.3 GWh | Apr 1993 | May 2026 | Water | |
| Opal Springs Hydro | Deschutes Valley Water District | Culver, OR | PacifiCorp West (PACW) | 28.0 GWh | Dec 1984 | Dec 2025 | Water |
| Koma Kulshan | Eagle Creek Renewable Energy, LLC | Concrete, WA | Puget Sound Energy, Inc. (PSEI) | 32.3 GWh | Sep 1990 | Dec 2025 | Water |
| Broadwater Power Project | Montana Dept-Natural Res&Consv | Toston, MT | NorthWestern Corporation (NWMT) | 27.9 GWh | May 1989 | Dec 2025 | Water |
| Weeks Falls | Eagle Creek Renewable Energy, LLC | North Bend, WA | Puget Sound Energy, Inc. (PSEI) | 10.7 GWh | May 1990 | Dec 2025 | Water |
| Hastings City Hydroelectric | Hastings Lock & Dam | Hastings, MN | Midcontinent Independent System Operator, Inc. (MISO) | 13.9 GWh | Dec 1991 | Dec 2025 | Water |
| Mascoma Hydro | Green Mountain Power Corp | W. Lebanon, NH | ISO New England (ISNE) | 202.0 MWh | Nov 1988 | Dec 2025 | Water |
| Goodwin Hydroelectric | Metropolitan Dist of Hartford | W. Hartland, CT | ISO New England (ISNE) | 7.8 GWh | Mar 1986 | Oct 2025 | Water |
| Dry Creek Project | Dry Creek LLC | Howe, ID | PacifiCorp East (PACE) | 7.8 GWh | Nov 1987 | Dec 2025 | Water |
| Avalon Hydropower | Avalon Hydropower LLC | Mayodan, NC | Duke Energy Carolinas (DUK) | 2.5 GWh | Mar 1997 | May 2026 | Water |
| Stillwater Hydro Electric Project | GR Catalyst One, LLC | Stillwater, NY | New York Independent System Operator (NYIS) | 10.0 GWh | Mar 1993 | Dec 2025 | Water |
| Falls Creek | Eagle Creek Renewable Energy, LLC | Cascadia, OR | PacifiCorp West (PACW) | 11.8 GWh | Nov 1984 | Dec 2025 | Water |
| Wilson Lake Hydroelectric Project | Hazelton/Wilson Joint Venture | Eden, ID | Idaho Power Company (IPCO) | 27.3 GWh | Apr 1993 | Oct 2025 | Water |
Summary of Power Plants By State
Figures are based on May 2026 generation numbers.| State | Rank | Active Plants | May 2026 Generation |
|---|---|---|---|
| Alabama | # 8 | 77 | 11,823.92 GWh |
| Alaska | # 48 | 140 | 513.29 GWh |
| Arizona | # 14 | 196 | 9,091.99 GWh |
| Arkansas | # 25 | 117 | 4,873.33 GWh |
| California | # 4 | 1,740 | 15,360.54 GWh |
| Colorado | # 31 | 308 | 4,156.36 GWh |
| Connecticut | # 35 | 173 | 3,391.33 GWh |
| Delaware | # 49 | 35 | 236.45 GWh |
| District of Columbia | # 51 | 17 | 14.46 GWh |
| Florida | # 2 | 342 | 25,093.89 GWh |
| Georgia | # 6 | 250 | 12,138.02 GWh |
| Hawaii | # 46 | 70 | 762.50 GWh |
| Idaho | # 41 | 151 | 1,963.84 GWh |
| Illinois | # 5 | 494 | 14,816.74 GWh |
| Indiana | # 15 | 222 | 7,662.28 GWh |
| Iowa | # 21 | 297 | 5,720.38 GWh |
| Kansas | # 24 | 188 | 5,118.39 GWh |
| Kentucky | # 23 | 61 | 5,471.28 GWh |
| Louisiana | # 13 | 90 | 9,131.60 GWh |
| Maine | # 44 | 242 | 1,130.78 GWh |
| Maryland | # 37 | 228 | 3,103.37 GWh |
| Massachusetts | # 45 | 666 | 1,073.93 GWh |
| Michigan | # 11 | 276 | 9,774.25 GWh |
| Minnesota | # 28 | 790 | 4,567.82 GWh |
| Mississippi | # 20 | 60 | 6,404.61 GWh |
| Missouri | # 22 | 129 | 5,701.36 GWh |
| State | Rank | Active Plants | May 2026 Generation |
|---|---|---|---|
| Montana | # 40 | 71 | 2,053.07 GWh |
| Nebraska | # 36 | 126 | 3,193.89 GWh |
| Nevada | # 33 | 117 | 3,848.29 GWh |
| New Hampshire | # 43 | 57 | 1,198.65 GWh |
| New Jersey | # 30 | 398 | 4,274.91 GWh |
| New Mexico | # 29 | 158 | 4,513.39 GWh |
| New York | # 10 | 1,064 | 10,643.78 GWh |
| North Carolina | # 9 | 913 | 11,481.42 GWh |
| North Dakota | # 34 | 59 | 3,601.34 GWh |
| Ohio | # 7 | 211 | 11,886.21 GWh |
| Oklahoma | # 17 | 144 | 7,547.66 GWh |
| Oregon | # 27 | 281 | 4,575.23 GWh |
| Pennsylvania | # 3 | 258 | 18,234.28 GWh |
| Rhode Island | # 47 | 107 | 580.94 GWh |
| South Carolina | # 16 | 209 | 7,632.32 GWh |
| South Dakota | # 42 | 53 | 1,802.78 GWh |
| Tennessee | # 19 | 99 | 6,454.94 GWh |
| Texas | # 1 | 1,019 | 50,690.02 GWh |
| Utah | # 39 | 128 | 2,809.26 GWh |
| Vermont | # 50 | 118 | 186.37 GWh |
| Virginia | # 18 | 250 | 7,445.56 GWh |
| Washington | # 12 | 134 | 9,231.20 GWh |
| West Virginia | # 32 | 41 | 4,142.41 GWh |
| Wisconsin | # 26 | 266 | 4,582.07 GWh |
| Wyoming | # 38 | 69 | 2,983.81 GWh |