Directory of Power Plants in the United States
| Plant Name | Utility | Location | Balancing Authority | Annual Generation | Plant Date | Last Update | Fuel Types |
|---|---|---|---|---|---|---|---|
| Brasfield | Appomattox River Associates LP | Petersburg, VA | PJM Interconnection, LLC (PJM) | 9.6 GWh | Aug 1993 | Dec 2024 | Water |
| PEC Headworks | PUD No 2 of Grant County | Moses Lake, WA | Public Utility District No. 2 of Grant County, Washington (GCPD) | 17.8 GWh | Aug 1990 | Oct 2024 | Water |
| Whitewater Hydro Plant | Desert Water Agency | California, CA | California Independent System Operator (CISO) | 5.0 GWh | Mar 1986 | Nov 2024 | Water |
| Mojave Siphon | California Dept. of Water Resources | Hesperia, CA | California Independent System Operator (CISO) | 46.2 GWh | Jul 1996 | Dec 2024 | Water |
| Upper Salmon B | Idaho Power Co | Hagerman, ID | Idaho Power Company (IPCO) | 102.3 GWh | Aug 1947 | Dec 2024 | Water |
| Whiskeytown | City of Redding - (CA) | Whiskeytown, CA | Balancing Authority of Northern California (BANC) | 23.1 GWh | Aug 1986 | Oct 2024 | Water |
| Skookumchuck | TransAlta Centralia Gen LLC | Tenino, WA | Bonneville Power Administration (BPAT) | 2.2 GWh | Aug 1990 | Dec 2024 | Water |
| Dam 2 | Arkansas Electric Coop Corp | Dumas, AR | Midcontinent Independent System Operator, Inc. (MISO) | 400.7 GWh | May 1999 | Dec 2024 | Water |
| Lower No 1 | City of Idaho Falls - (ID) | Idaho Falls, ID | PacifiCorp East (PACE) | 38.9 GWh | Mar 1982 | Dec 2024 | Water |
| Roza | U S Bureau of Reclamation | Yakima, WA | Bonneville Power Administration (BPAT) | 47.7 GWh | Jul 1958 | Dec 2024 | Water |
| Unit 4 | City of Mt Pleasant - (UT) | Mt Pleasent, UT | PacifiCorp East (PACE) | 2.3 GWh | May 1993 | Oct 2024 | Water |
| Hoover Dam (AZ) | U S Bureau of Reclamation | Boulder City, AZ | Western Area Power Administration - Desert Southwest Region (WALC) | 927.1 GWh | Aug 1936 | Dec 2025 | Water |
| Black Butte | City of Santa Clara - (CA) | Orland, CA | California Independent System Operator (CISO) | 14.9 GWh | Aug 1988 | Dec 2024 | Water |
| Tallassee Hydro Project | Tallassee Shoals LLC | Clarke, GA | Southern Company Services, Inc. - Trans (SOCO) | 4.2 GWh | Jul 1986 | Dec 2025 | Water |
| Monroe Street | Avista Corp | Spokane, WA | Avista Corporation (AVA) | 89.9 GWh | Nov 1992 | Dec 2024 | Water |
| Upper Falls | Avista Corp | Spokane, WA | Avista Corporation (AVA) | 59.9 GWh | Mar 1922 | Dec 2024 | Water |
| Milner Hydro | Idaho Power Co | Murtaugh, ID | Idaho Power Company (IPCO) | 98.7 GWh | Aug 1992 | Dec 2024 | Water |
| Cabot Holyoke | City of Holyoke Gas and Electric Dept. | Holyoke, MA | ISO New England (ISNE) | 4.4 GWh | Dec 1892 | Dec 2024 | Water |
| St Stephen | US Army Corps of Engineers | St. Stephen, SC | South Carolina Public Service Authority (SC) | 258.6 GWh | Feb 1985 | Dec 2024 | Water |
| Lucky Peak Power Plant Project | Boise-Kuna Irrigation District | Boise, ID | Idaho Power Company (IPCO) | 290.6 GWh | Sep 1988 | Dec 2024 | Water |
| Headgate Rock | Colorado River Indian Irr Proj | Parker, AZ | Western Area Power Administration - Desert Southwest Region (WALC) | 35.7 GWh | Feb 1993 | Dec 2024 | Water |
| Sherman | Great River Hydro, LLC | Rowe, MA | ISO New England (ISNE) | 26.5 GWh | Nov 1926 | Dec 2024 | Water |
| Hydro II | City of Logan - (UT) | Logan, UT | PacifiCorp East (PACE) | 19.1 GWh | Feb 1986 | Dec 2024 | Water |
| Ellis Hydro | Arkansas Electric Coop Corp | Van Buren, AR | Southwest Power Pool (SWPP) | 128.8 GWh | Nov 1988 | Dec 2024 | Water |
| Chester Lake | Metlakatla Power & Light | Metlakatla, AK | 5.1 GWh | Dec 1987 | Dec 2024 | Water | |
| Murray | City of North Little Rock - (AR) | North Little Rock, AR | Midcontinent Independent System Operator, Inc. (MISO) | 113.5 GWh | Sep 1988 | Dec 2024 | Water |
| Humpback Creek | Cordova Electric Coop, Inc | Cordova, AK | 2.0 GWh | May 1991 | Dec 2024 | Water | |
| Hillsborough Hosiery | Silverstreet Hydro | Hillsboro, NH | ISO New England (ISNE) | 2.1 GWh | Nov 1989 | Dec 2024 | Water |
| Racine | Eagle Creek Renewable Energy, LLC | Racine, OH | PJM Interconnection, LLC (PJM) | 174.8 GWh | Aug 1982 | Dec 2024 | Water |
| Little Mac Project | Little Mac Power Company | Buhl, ID | Idaho Power Company (IPCO) | 5.0 GWh | Apr 1984 | Dec 2024 | Water |
| Stony Gorge | City of Santa Clara - (CA) | Elk Creek, CA | California Independent System Operator (CISO) | 15.6 GWh | Mar 1986 | Dec 2024 | Water |
| Monticello Dam | Solano Irrigation District | Winters, CA | California Independent System Operator (CISO) | 36.4 GWh | May 1983 | Dec 2024 | Water |
| Whitney | USACE-Fort Worth District | Clifton, TX | Electric Reliability Council of Texas, Inc. (ERCO) | 69.4 GWh | May 1953 | Dec 2024 | Water |
| Broken Bow Dam | USCE-Tulsa District | Broken Bow, OK | Southwest Power Pool (SWPP) | 108.9 GWh | Dec 1969 | Dec 2024 | Water |
| Big Quinnesec 92 | Wisconsin Electric Power Co | Iron Mountain, MI | Midcontinent Independent System Operator, Inc. (MISO) | 89.1 GWh | Oct 1949 | Dec 2024 | Water |
| Big Quinnesec 61 | Wisconsin Electric Power Co | Iron Mountain, MI | Midcontinent Independent System Operator, Inc. (MISO) | 3.7 GWh | Apr 1914 | Dec 2024 | Water |
| Kaukauna City Hydro | City of Kaukauna | Kaukauna, WI | Midcontinent Independent System Operator, Inc. (MISO) | 23.0 GWh | Nov 1940 | Dec 2024 | Water |
| Denison | USCE-Tulsa District | Denison, TX | Electric Reliability Council of Texas, Inc. (ERCO) | 191.9 GWh | Feb 1945 | Dec 2024 | Water |
| Center Hill | USCE-Nashville District | Lancaster, TN | Tennessee Valley Authority (TVA) | 291.6 GWh | Oct 1950 | Dec 2024 | Water |
| Cheatham | USCE-Nashville District | Ashland City, TN | Tennessee Valley Authority (TVA) | 173.0 GWh | Apr 1958 | Dec 2024 | Water |
| Apple River | Northern States Power Co - Minnesota | Somerset, WI | Midcontinent Independent System Operator, Inc. (MISO) | 13.0 GWh | Dec 1900 | Dec 2024 | Water |
| Eufaula Dam | USCE-Tulsa District | Porum, OK | Southwestern Power Administration (SPA) | 219.6 GWh | Jun 1964 | Dec 2024 | Water |
| Auglaize Hydro | City of Bryan - (OH) | Bryan, OH | PJM Interconnection, LLC (PJM) | 6.5 GWh | Nov 1986 | Dec 2024 | Water |
| Ames Hydro | Public Service Co of Colorado | Ophir, CO | Western Area Power Administration - Rocky Mountain Region (WACM) | 6.6 GWh | May 1906 | Mar 2024 | Water |
| Tacoma | Public Service Co of Colorado | Durango, CO | Western Area Power Administration - Rocky Mountain Region (WACM) | 4.3 GWh | May 1905 | Dec 2024 | Water |
| Sam Rayburn Dam | USACE-Fort Worth District | Jasper, TX | Midcontinent Independent System Operator, Inc. (MISO) | 198.5 GWh | Aug 1965 | Dec 2024 | Water |
| Lemolo 2 | PacifiCorp | Toketee Falls, OR | PacifiCorp West (PACW) | 62.7 GWh | Oct 1956 | Dec 2024 | Water |
| Madison Dam | NorthWestern Energy (MT Hydro) | Ennis, MT | NorthWestern Corporation (NWMT) | 76.2 GWh | Aug 1906 | Dec 2024 | Water |
| Chelan | PUD No 1 of Chelan County | Wenatchee, WA | Public Utility District No. 1 of Chelan County (CHPD) | 328.0 GWh | Aug 1927 | Dec 2024 | Water |
| Belleville Dam | American Mun Power-Ohio, Inc | Belleville, WV | PJM Interconnection, LLC (PJM) | 223.4 GWh | May 1999 | Dec 2024 | Water |
| Ross | City of Seattle - (WA) | Rockport, WA | Seattle City Light (SCL) | 531.6 GWh | Nov 1952 | Dec 2025 | Water |
| Rock Island | PUD No 1 of Chelan County | Wenatchee, WA | Public Utility District No. 1 of Chelan County (CHPD) | 2.2 TWh | Sep 1931 | Dec 2025 | Water |
| H M Jackson | PUD No 1 of Snohomish County | Sultan, WA | Bonneville Power Administration (BPAT) | 365.7 GWh | May 1984 | Dec 2024 | Water |
| W E Warne | California Dept. of Water Resources | Gorman, CA | California Independent System Operator (CISO) | 171.5 GWh | Oct 1982 | Dec 2024 | Water |
| Cedar Falls (WA) | City of Seattle - (WA) | North Bend, WA | Seattle City Light (SCL) | 6.2 GWh | Oct 1921 | Dec 2024 | Water |
| Talcville | Erie Boulevard Hydropower LP | Edwards, NY | New York Independent System Operator (NYIS) | 601.0 MWh | Dec 1985 | Dec 2024 | Water |
| Gorge | City of Seattle - (WA) | Rockport, WA | Seattle City Light (SCL) | 769.0 GWh | Aug 1924 | Dec 2025 | Water |
| Keowee | Duke Energy Carolinas, LLC | Seneca, SC | Duke Energy Carolinas (DUK) | 67.0 GWh | Mar 1971 | Dec 2024 | Water |
| Boundary | City of Seattle - (WA) | Metaline, WA | Seattle City Light (SCL) | 3.1 TWh | Jul 1967 | Dec 2025 | Water |
| Strawberry Creek | Lower Valley Energy Inc | Bedford, WY | Bonneville Power Administration (BPAT) | 9.4 GWh | Jul 1940 | Dec 2024 | Water |
| Heart Mountain | U S Bureau of Reclamation | Cody, WY | Western Area Power Administration - Upper Great Plains West (WAUW) | 21.0 GWh | Nov 1948 | Dec 2024 | Water |
| Chandler | U S Bureau of Reclamation | Benton City, WA | Bonneville Power Administration (BPAT) | 31.4 GWh | Jan 1956 | Dec 2024 | Water |
| Flaming Gorge | U S Bureau of Reclamation | Dutch John, UT | Western Area Power Administration - Upper Great Plains West (WAUW) | 407.9 GWh | Oct 1963 | Dec 2024 | Water |
| Deer Creek (UT) | U S Bureau of Reclamation | Heber, UT | Western Area Power Administration - Upper Great Plains West (WAUW) | 23.3 GWh | Jan 1958 | Dec 2024 | Water |
| Green Springs | U S Bureau of Reclamation | Columbia Falls, OR | Bonneville Power Administration (BPAT) | 37.7 GWh | Apr 1960 | Dec 2024 | Water |
| Black Bear Lake | Alaska Power and Telephone Co | Craig, AK | 21.4 GWh | Feb 1995 | Dec 2024 | Water | |
| Elephant Butte | U S Bureau of Reclamation | Truth or Consequences, NM | Western Area Power Administration - Rocky Mountain Region (WACM) | 56.9 GWh | Oct 1940 | Dec 2024 | Water |
| Canyon Ferry | U S Bureau of Reclamation | Helena, MT | Western Area Power Administration - Upper Great Plains West (WAUW) | 275.1 GWh | Nov 1953 | Dec 2024 | Water |
| Minidoka | U S Bureau of Reclamation | Rupert, ID | Bonneville Power Administration (BPAT) | 111.7 GWh | May 1927 | Dec 2024 | Water |
| Boise R Diversion | U S Bureau of Reclamation | Boise, ID | Idaho Power Company (IPCO) | 7.9 GWh | May 2004 | Dec 2024 | Water |
| Black Canyon | U S Bureau of Reclamation | Emmet, ID | Bonneville Power Administration (BPAT) | 58.8 GWh | Nov 1925 | Dec 2024 | Water |
| Anderson Ranch | U S Bureau of Reclamation | Mountain Home, ID | Bonneville Power Administration (BPAT) | 130.0 GWh | Nov 1950 | Dec 2024 | Water |
| Swift Creek | Lower Valley Energy Inc | Afton, WY | Bonneville Power Administration (BPAT) | 6.5 GWh | Mar 2009 | Dec 2024 | Water |
| Diablo | City of Seattle - (WA) | Rockport, WA | Seattle City Light (SCL) | 361.4 GWh | Sep 1936 | Dec 2024 | Water |
| Turners Falls | FirstLight Power Resources, Inc. - MA | Montague, MA | ISO New England (ISNE) | 12.4 GWh | Dec 1904 | Dec 2024 | Water |
| Indian Orchard | Central Rivers Power MA, LLC | Indian Orchard, MA | ISO New England (ISNE) | 6.3 GWh | Dec 1927 | Dec 2024 | Water |
| Dwight | Central Rivers Power MA, LLC | Chicopee, MA | ISO New England (ISNE) | 6.3 GWh | Dec 1919 | Dec 2024 | Water |
| Goat Lake Hydro | Alaska Power and Telephone Co | Skagway, AK | 15.1 GWh | Nov 1997 | Dec 2024 | Water | |
| Felt | Fall River Rural Elec Coop Inc | Felt, ID | PacifiCorp East (PACE) | 27.8 GWh | Aug 1946 | Dec 2024 | Water |
| Abiquiu Dam | Los Alamos County | Abiquiu, NM | Western Area Power Administration - Rocky Mountain Region (WACM) | 24.3 GWh | Mar 1989 | Dec 2024 | Water |
| Alcova | U S Bureau of Reclamation | Alcova, WY | Western Area Power Administration - Upper Great Plains West (WAUW) | 119.2 GWh | Jun 1955 | Dec 2024 | Water |
| Purple Lake | Metlakatla Power & Light | Metlakatla, AK | 12.3 GWh | Dec 1955 | Dec 2024 | Water | |
| Falcon Dam & Power | International Bound & Wtr Comm | Falcon Heights, TX | Electric Reliability Council of Texas, Inc. (ERCO) | 19.3 GWh | Sep 1954 | Dec 2024 | Water |
| Cooper Lake | Chugach Electric Assn Inc | Cooper Landing, AK | 38.1 GWh | Apr 1961 | Dec 2024 | Water | |
| Ozark Beach | Empire District Electric Co | Forsyth, MO | Southwest Power Pool (SWPP) | 53.2 GWh | May 1931 | Dec 2024 | Water |
| Hamilton Hydro | City of Hamilton - (OH) | HAMILTON, OH | PJM Interconnection, LLC (PJM) | 7.8 GWh | Apr 1994 | Dec 2024 | Water |
| Big Fork | PacifiCorp | Big Fork, MT | PacifiCorp East (PACE) | 21.3 GWh | Jun 1910 | Dec 2024 | Water |
| Beldens | Green Mountain Power Corp | New Haven, VT | ISO New England (ISNE) | 13.5 GWh | Jul 1913 | Dec 2024 | Water |
| Ozark | USCE-Little Rock District | Ozark, AR | Southwestern Power Administration (SPA) | 314.7 GWh | Oct 1972 | Dec 2024 | Water |
| Harris Dam | Alabama Power Co | Lineville, AL | Southern Company Services, Inc. - Trans (SOCO) | 115.6 GWh | Mar 1983 | Dec 2024 | Water |
| Clarence Cannon | USCE-St Louis District | Monroe City, MO | Associated Electric Cooperative, Inc. (AECI) | 95.7 GWh | Oct 1984 | Dec 2025 | Water |
| West Point (GA) | USCE-Mobile District | West Point, GA | Southern Company Services, Inc. - Trans (SOCO) | 181.0 GWh | Mar 1975 | Dec 2024 | Water |
| Richard B Russell | USCE-Savannah District | Elberton, GA | Southeastern Power Administration (SEPA) | 256.7 GWh | Dec 1984 | Dec 2025 | Water |
| Jones Bluff | USCE-Mobile District | Selma, AL | Southern Company Services, Inc. - Trans (SOCO) | 243.7 GWh | May 1975 | Dec 2024 | Water |
| Carters | USCE-Mobile District | Chatsworth, GA | Southern Company Services, Inc. - Trans (SOCO) | 30.2 GWh | Jun 1975 | Dec 2025 | Water |
| Amistad Dam & Power | International Bound & Wtr Comm | Del Rio, TX | Electric Reliability Council of Texas, Inc. (ERCO) | 50.6 GWh | May 1983 | Dec 2024 | Water |
| Lake Mendocino | City of Ukiah - (CA) | Ukiah, CA | California Independent System Operator (CISO) | 12.3 GWh | Apr 1987 | Dec 2024 | Water |
| Fairfield Pumped Storage | Dominion Energy South Carolina, Inc | Jenkinsville, SC | Dominion Energy South Carolina, Inc. (SCEG) | 478.8 GWh | May 1978 | Dec 2025 | Water |
| Carver Falls | Green Mountain Power Corp | Hampton, NY | ISO New England (ISNE) | 5.8 GWh | Jan 1922 | Dec 2024 | Water |
| Harry Truman | USCE-Kansas City District | Warsaw, MO | Southwestern Power Administration (SPA) | 231.3 GWh | Nov 1979 | Dec 2025 | Water |
Summary of Power Plants By State
Figures are based on December 2025 generation numbers.| State | Rank | Active Plants | Dec 2025 Generation |
|---|---|---|---|
| Alabama | # 7 | 76 | 12,766.12 GWh |
| Alaska | # 48 | 139 | 625.46 GWh |
| Arizona | # 16 | 183 | 8,962.31 GWh |
| Arkansas | # 29 | 114 | 5,525.50 GWh |
| California | # 5 | 1,683 | 14,393.99 GWh |
| Colorado | # 31 | 297 | 4,649.38 GWh |
| Connecticut | # 34 | 162 | 4,087.83 GWh |
| Delaware | # 49 | 33 | 469.96 GWh |
| District of Columbia | # 51 | 16 | 14.80 GWh |
| Florida | # 3 | 333 | 19,379.32 GWh |
| Georgia | # 8 | 248 | 12,492.24 GWh |
| Hawaii | # 46 | 70 | 814.97 GWh |
| Idaho | # 41 | 146 | 2,123.12 GWh |
| Illinois | # 4 | 379 | 17,546.79 GWh |
| Indiana | # 13 | 214 | 9,789.95 GWh |
| Iowa | # 20 | 293 | 7,310.28 GWh |
| Kansas | # 28 | 183 | 5,586.75 GWh |
| Kentucky | # 22 | 60 | 6,716.43 GWh |
| Louisiana | # 17 | 84 | 8,587.03 GWh |
| Maine | # 45 | 215 | 1,484.81 GWh |
| Maryland | # 37 | 203 | 3,225.85 GWh |
| Massachusetts | # 43 | 640 | 2,073.13 GWh |
| Michigan | # 11 | 269 | 11,734.82 GWh |
| Minnesota | # 27 | 764 | 5,712.30 GWh |
| Mississippi | # 24 | 56 | 6,090.79 GWh |
| Missouri | # 23 | 125 | 6,623.76 GWh |
| State | Rank | Active Plants | Dec 2025 Generation |
|---|---|---|---|
| Montana | # 40 | 70 | 2,639.28 GWh |
| Nebraska | # 36 | 125 | 3,667.32 GWh |
| Nevada | # 38 | 114 | 3,217.22 GWh |
| New Hampshire | # 44 | 56 | 1,878.83 GWh |
| New Jersey | # 30 | 387 | 5,182.27 GWh |
| New Mexico | # 35 | 142 | 3,818.41 GWh |
| New York | # 10 | 950 | 11,800.05 GWh |
| North Carolina | # 9 | 904 | 12,153.04 GWh |
| North Dakota | # 33 | 58 | 4,218.72 GWh |
| Ohio | # 6 | 198 | 13,425.53 GWh |
| Oklahoma | # 18 | 141 | 7,637.23 GWh |
| Oregon | # 21 | 272 | 6,788.64 GWh |
| Pennsylvania | # 2 | 252 | 22,539.49 GWh |
| Rhode Island | # 47 | 100 | 775.70 GWh |
| South Carolina | # 15 | 207 | 8,967.44 GWh |
| South Dakota | # 42 | 52 | 2,122.20 GWh |
| Tennessee | # 19 | 88 | 7,328.17 GWh |
| Texas | # 1 | 947 | 46,150.81 GWh |
| Utah | # 39 | 125 | 2,845.12 GWh |
| Vermont | # 50 | 116 | 189.85 GWh |
| Virginia | # 14 | 237 | 9,421.16 GWh |
| Washington | # 12 | 135 | 10,635.09 GWh |
| West Virginia | # 26 | 39 | 5,763.55 GWh |
| Wisconsin | # 25 | 243 | 5,804.32 GWh |
| Wyoming | # 32 | 70 | 4,436.68 GWh |