Directory of Power Plants in the United States
| Plant Name | Utility | Location | Balancing Authority | Annual Generation | Plant Date | Last Update | Fuel Types |
|---|---|---|---|---|---|---|---|
| Gorge | City of Seattle - (WA) | Rockport, WA | Seattle City Light (SCL) | 942.5 GWh | Aug 1924 | Aug 2026 | Water |
| Cedar Falls (WA) | City of Seattle - (WA) | North Bend, WA | Seattle City Light (SCL) | 53.6 GWh | Oct 1921 | Dec 2025 | Water |
| Moose River | EONY Generation Limited | Lyons Falls, NY | New York Independent System Operator (NYIS) | 37.1 GWh | Oct 1987 | Dec 2025 | Water |
| Chelan | PUD No 1 of Chelan County - (WA) | Wenatchee, WA | Public Utility District No. 1 of Chelan County (CHPD) | 325.2 GWh | Aug 1927 | Dec 2025 | Water |
| Madison Dam | NorthWestern Energy (MT Hydro) | Ennis, MT | NorthWestern Corporation (NWMT) | 75.6 GWh | Aug 1906 | Dec 2025 | Water |
| Lemolo 2 | PacifiCorp | Toketee Falls, OR | PacifiCorp West (PACW) | 149.5 GWh | Oct 1956 | Dec 2025 | Water |
| Queens Creek | Duke Energy Carolinas, LLC | Topton, NC | Duke Energy Carolinas (DUK) | 2.7 GWh | Dec 1948 | Dec 2025 | Water |
| Cheatham | USCE-Nashville District | Ashland City, TN | Tennessee Valley Authority (TVA) | 191.4 GWh | Apr 1958 | Dec 2025 | Water |
| Center Hill | USCE-Nashville District | Lancaster, TN | Tennessee Valley Authority (TVA) | 355.8 GWh | Oct 1950 | Dec 2025 | Water |
| Felt | Fall River Rural Elec Coop Inc | Felt, ID | PacifiCorp East (PACE) | 24.2 GWh | Aug 1946 | Dec 2025 | Water |
| Denison | USCE-Tulsa District | Denison, TX | Electric Reliability Council of Texas, Inc. (ERCO) | 259.4 GWh | Feb 1945 | Dec 2025 | Water |
| Broken Bow Dam | USCE-Tulsa District | Broken Bow, OK | Southwest Power Pool (SWPP) | 195.7 GWh | Dec 1969 | Dec 2025 | Water |
| Whitney | USACE-Fort Worth District | Clifton, TX | Electric Reliability Council of Texas, Inc. (ERCO) | 66.9 GWh | May 1953 | Dec 2025 | Water |
| Dwight | Central Rivers Power MA, LLC | Chicopee, MA | ISO New England (ISNE) | 5.6 GWh | Dec 1919 | Dec 2025 | Water |
| Sam Rayburn Dam | USACE-Fort Worth District | Jasper, TX | Midcontinent Independent System Operator, Inc. (MISO) | 207.9 GWh | Aug 1965 | Dec 2025 | Water |
| Cowlitz Falls | PUD No 1 of Lewis County - (WA) | Randle, WA | Bonneville Power Administration (BPAT) | 195.6 GWh | May 1994 | Dec 2025 | Water |
| Deadwood Creek | Hydro Sierra Energy, LLC | Dobbins, CA | California Independent System Operator (CISO) | 2.1 GWh | Nov 1993 | Dec 2025 | Water |
| Lake Mendocino | City of Ukiah - (CA) | Ukiah, CA | California Independent System Operator (CISO) | 12.3 GWh | Apr 1987 | Dec 2025 | Water |
| Power Creek | Cordova Electric Coop, Inc | Cordova, AK | 21.8 GWh | Oct 2001 | Dec 2025 | Water | |
| Upper Sterling | City of Rock Falls - (IL) | Rock Falls, IL | Midcontinent Independent System Operator, Inc. (MISO) | 4.8 GWh | May 1988 | May 2025 | Water |
| Snoqualmie 2 | Puget Sound Energy Inc | Snoqualmie, WA | Puget Sound Energy, Inc. (PSEI) | 106.8 GWh | Dec 1956 | Dec 2025 | Water |
| Basalt | City of Aspen- (CO) | Aspen, CO | Public Service Company of Colorado (PSCO) | 13.5 GWh | Aug 1985 | Dec 2025 | Water |
| Pine Flat | Kings River Conservation Dist | Piedra, CA | California Independent System Operator (CISO) | 323.2 GWh | Dec 1983 | Aug 2026 | Water |
| Dalles Dam North Fishway Project | Northern Wasco County PUD - (OR) | The Dalles, OR | Bonneville Power Administration (BPAT) | 43.4 GWh | Apr 1991 | Dec 2025 | Water |
| Stone Creek | Eugene Water & Electric Board | Estacada, OR | Portland General Electric Company (PGE) | 54.4 GWh | Dec 1993 | Dec 2025 | Water |
| Towaoc | U S Bureau of Reclamation | Cortez, CO | Western Area Power Administration - Rocky Mountain Region (WACM) | 9.0 GWh | Apr 1993 | Dec 2025 | Water |
| McPhee | U S Bureau of Reclamation | Cortez, CO | Western Area Power Administration - Rocky Mountain Region (WACM) | 1.2 GWh | Nov 1992 | Oct 2025 | Water |
| Bradley Lake | Homer Electric Assn Inc | Homer, AK | 414.7 GWh | May 1991 | Dec 2025 | Water | |
| Diamond Valley Lake | Metropolitan Water District of S CA | Winchester, CA | California Independent System Operator (CISO) | 1.3 GWh | Apr 2001 | Oct 2025 | Water |
| Grizzly | City of Santa Clara - (CA) | N/A, CA | California Independent System Operator (CISO) | 43.3 GWh | Oct 1993 | Dec 2025 | Water |
| Buffalo Bill | U S Bureau of Reclamation | Cody, WY | Western Area Power Administration - Upper Great Plains West (WAUW) | 57.5 GWh | Aug 1992 | Dec 2025 | Water |
| Skookumchuck | TransAlta Centralia Gen LLC | Tenino, WA | Bonneville Power Administration (BPAT) | 1.8 GWh | Aug 1990 | Apr 2025 | Water |
| Dam 2 | Arkansas Electric Coop Corp | Dumas, AR | Midcontinent Independent System Operator, Inc. (MISO) | 385.1 GWh | May 1999 | Dec 2025 | Water |
| Kaukauna City Hydro | City of Kaukauna (WI) | Kaukauna, WI | Midcontinent Independent System Operator, Inc. (MISO) | 31.3 GWh | Nov 1940 | Dec 2025 | Water |
| Abiquiu Dam | Los Alamos County - (NM) | Abiquiu, NM | Western Area Power Administration - Rocky Mountain Region (WACM) | 15.7 GWh | Mar 1989 | Dec 2025 | Water |
| Black Bear Lake | Alaska Power and Telephone Co | Craig, AK | 22.8 GWh | Feb 1995 | Dec 2025 | Water | |
| Goat Lake Hydro | Alaska Power and Telephone Co | Skagway, AK | 14.0 GWh | Nov 1997 | Dec 2025 | Water | |
| Hamilton Hydro | City of Hamilton - (OH) | HAMILTON, OH | PJM Interconnection, LLC (PJM) | 8.8 GWh | Apr 1994 | Dec 2025 | Water |
| Big Quinnesec 92 | Wisconsin Electric Power Co | Iron Mountain, MI | Midcontinent Independent System Operator, Inc. (MISO) | 100.0 GWh | Oct 1949 | Dec 2025 | Water |
| Big Quinnesec 61 | Wisconsin Electric Power Co | Iron Mountain, MI | Midcontinent Independent System Operator, Inc. (MISO) | 1.7 GWh | Apr 1914 | Dec 2025 | Water |
| Auglaize Hydro | City of Bryan - (OH) | Bryan, OH | PJM Interconnection, LLC (PJM) | 6.1 GWh | Nov 1986 | Dec 2025 | Water |
| Monticello Dam | Solano Irrigation District | Winters, CA | California Independent System Operator (CISO) | 40.7 GWh | May 1983 | Dec 2025 | Water |
| Tesla | City of Colorado Springs - (CO) | Colorado Springs, CO | Western Area Power Administration - Rocky Mountain Region (WACM) | 53.9 GWh | Mar 1997 | Oct 2025 | Water |
| Belleville Dam | American Mun Power-Ohio, Inc | Belleville, WV | PJM Interconnection, LLC (PJM) | 256.9 GWh | May 1999 | Dec 2025 | Water |
| El Vado Dam | Los Alamos County - (NM) | Tierra Amarilla, NM | Western Area Power Administration - Rocky Mountain Region (WACM) | 4.4 GWh | Apr 1988 | Dec 2025 | Water |
| H M Jackson | PUD No 1 of Snohomish County - (WA) | Sultan, WA | Bonneville Power Administration (BPAT) | 333.6 GWh | May 1984 | Dec 2025 | Water |
| Talcville | Erie Boulevard Hydropower LP | Edwards, NY | New York Independent System Operator (NYIS) | 616.0 MWh | Dec 1985 | Dec 2025 | Water |
| Causey | Weber Basin Water Conserv Dist | South Fork, UT | PacifiCorp East (PACE) | 3.9 GWh | Dec 1997 | Dec 2025 | Water |
| Kaw Hydro | Oklahoma Municipal Power Authority | Ponca City, OK | Southwest Power Pool (SWPP) | 81.2 GWh | Jul 1989 | Nov 2025 | Water |
| Spirit Mountain | U S Bureau of Reclamation | Cody, WY | Western Area Power Administration - Upper Great Plains West (WAUW) | 16.1 GWh | Sep 1994 | Oct 2025 | Water |
| McNary Dam Fish Attraction Project | Northern Wasco County PUD - (OR) | Plymouth, WA | Bonneville Power Administration (BPAT) | 72.5 GWh | Oct 1997 | Dec 2025 | Water |
| Lower No 1 | City of Idaho Falls - (ID) | Idaho Falls, ID | PacifiCorp East (PACE) | 41.6 GWh | Mar 1982 | Dec 2025 | Water |
| Upper Salmon B | Idaho Power Co | Hagerman, ID | Idaho Power Company (IPCO) | 89.1 GWh | Aug 1947 | Dec 2025 | Water |
| Mojave Siphon | California Dept. of Water Resources | Hesperia, CA | California Independent System Operator (CISO) | 46.1 GWh | Jul 1996 | Dec 2025 | Water |
| Stampede | U S Bureau of Reclamation | Truckee, CA | Nevada Power Company (NEVP) | 11.7 GWh | Dec 1987 | Aug 2026 | Water |
| Bolton Falls | Green Mountain Power Corp | Duxbury, VT | ISO New England (ISNE) | 6.1 GWh | Oct 1986 | Dec 2025 | Water |
| Wrightsville Hydro Plant | Washington Electric Coop - (VT) | Montpelier, VT | ISO New England (ISNE) | 374.0 MWh | Aug 1985 | Dec 2025 | Water |
| Humpback Creek | Cordova Electric Coop, Inc | Cordova, AK | 1.2 GWh | May 1991 | Dec 2025 | Water | |
| Ellis Hydro | Arkansas Electric Coop Corp | Van Buren, AR | Southwest Power Pool (SWPP) | 133.9 GWh | Nov 1988 | Dec 2025 | Water |
| Hydro II | City of Logan - (UT) | Logan, UT | PacifiCorp East (PACE) | 15.6 GWh | Feb 1986 | Dec 2025 | Water |
| PEC Headworks | Columbia Basin Hydropower | Moses Lake, WA | Public Utility District No. 2 of Grant County, Washington (GCPD) | 17.7 GWh | Aug 1990 | Oct 2025 | Water |
| St Stephen | US Army Corps of Engineers | St. Stephen, SC | South Carolina Public Service Authority (SC) | 161.1 GWh | Feb 1985 | Dec 2025 | Water |
| Yorba Linda | Metropolitan Water District of S CA | Yorba Linda, CA | California Independent System Operator (CISO) | 9.4 GWh | Oct 1981 | Nov 2025 | Water |
| San Dimas | Metropolitan Water District of S CA | San Dimas, CA | California Independent System Operator (CISO) | 10.3 GWh | May 1981 | Sep 2025 | Water |
| Lake Mathews | Metropolitan Water District of S CA | Riverside, CA | California Independent System Operator (CISO) | 5.8 GWh | Jul 1980 | Oct 2025 | Water |
| Lake Lynn Hydro Station | Eagle Creek Renewable Energy, LLC | Lake Lynn, PA | PJM Interconnection, LLC (PJM) | 93.9 GWh | Apr 1926 | Dec 2025 | Water |
| Gavins Point | USACE-Omaha | Crofton, NE | Southwest Power Pool (SWPP) | 694.0 GWh | Aug 1956 | Dec 2025 | Water |
| Fort Peck | USACE-Omaha | Fort Peck, MT | Western Area Power Administration - Upper Great Plains West (WAUW) | 756.9 GWh | Jun 1943 | Dec 2025 | Water |
| Highgate Falls | Village of Swanton - (VT) | Highgate, VT | ISO New England (ISNE) | 32.1 GWh | Jul 1923 | Dec 2025 | Water |
| Mill Creek 3 | Southern California Edison Co | Mill Creek, CA | California Independent System Operator (CISO) | 771.0 MWh | Feb 1903 | Dec 2025 | Water |
| Black Butte | City of Santa Clara - (CA) | Orland, CA | California Independent System Operator (CISO) | 9.0 GWh | Aug 1988 | Dec 2025 | Water |
| Tallassee Hydro Project | Tallassee Shoals LLC | Clarke, GA | Southern Company Services, Inc. - Trans (SOCO) | 2.0 GWh | Jul 1986 | Aug 2026 | Water |
| Milner Hydro | Idaho Power Co | Murtaugh, ID | Idaho Power Company (IPCO) | 33.7 GWh | Aug 1992 | Dec 2025 | Water |
| Whiskeytown | City of Redding - (CA) | Whiskeytown, CA | Balancing Authority of Northern California (BANC) | 10.5 GWh | Aug 1986 | Dec 2025 | Water |
| Headgate Rock | Colorado River Indian Irr Proj | Parker, AZ | Western Area Power Administration - Desert Southwest Region (WALC) | 40.9 GWh | Feb 1993 | Dec 2025 | Water |
| Chester Lake | Metlakatla Power & Light | Metlakatla, AK | 5.2 GWh | Dec 1987 | Dec 2025 | Water | |
| Murray | City of North Little Rock - (AR) | North Little Rock, AR | Midcontinent Independent System Operator, Inc. (MISO) | 116.4 GWh | Sep 1988 | Dec 2025 | Water |
| Stony Gorge | City of Santa Clara - (CA) | Elk Creek, CA | California Independent System Operator (CISO) | 8.9 GWh | Mar 1986 | Dec 2025 | Water |
| Union Valley | Sacramento Municipal Util Dist | Fresh Pond, CA | Balancing Authority of Northern California (BANC) | 89.1 GWh | Sep 1963 | Dec 2025 | Water |
| Whillock | Arkansas Electric Coop Corp | Morrilton, AR | Midcontinent Independent System Operator, Inc. (MISO) | 130.9 GWh | Sep 1993 | Dec 2025 | Water |
| Pine View Dam | City of Bountiful - (UT) | Ogden, UT | PacifiCorp East (PACE) | 3.4 GWh | May 1991 | Apr 2025 | Water |
| Thermalito Diverson Dam | California Dept. of Water Resources | Oroville, CA | California Independent System Operator (CISO) | 10.3 GWh | Jun 1987 | Dec 2025 | Water |
| William F Matson Generating Station | Allegheny Electric Coop Inc | Huntingdon, PA | PJM Interconnection, LLC (PJM) | 53.2 GWh | May 1988 | Aug 2026 | Water |
| Wynoochee | City of Tacoma - (WA) | Montesano, WA | City of Tacoma, Department of Public Utilities, Light Division (TPWR) | 22.5 GWh | Dec 1993 | Dec 2025 | Water |
| Cataract (MI) | Cataract Hydro, LLC | Gwinn, MI | Midcontinent Independent System Operator, Inc. (MISO) | 4.9 GWh | Jan 1988 | Dec 2025 | Water |
| McClure Dam | Upper Peninsula Power Company | Marquette, MI | Midcontinent Independent System Operator, Inc. (MISO) | 26.5 GWh | Jan 1988 | Dec 2025 | Water |
| Hoist | Upper Peninsula Power Company | Negaunee, MI | Midcontinent Independent System Operator, Inc. (MISO) | 13.7 GWh | Jan 1988 | Dec 2025 | Water |
| New Melones | U S Bureau of Reclamation | Jamestown, CA | Balancing Authority of Northern California (BANC) | 402.1 GWh | May 1979 | Aug 2026 | Water |
| Whitewater Hydro Plant | Desert Water Agency | California, CA | California Independent System Operator (CISO) | 4.9 GWh | Mar 1986 | Dec 2025 | Water |
| South Dry Creek Hydro | Hydrodynamics Inc | Red Lodge, MT | NorthWestern Corporation (NWMT) | 696.0 MWh | Aug 1985 | Nov 2025 | Water |
| Harry Truman | USCE-Kansas City District | Warsaw, MO | Southwestern Power Administration (SPA) | 270.5 GWh | Nov 1979 | Aug 2026 | Water |
| Stevens Mills Dam | Eagle Creek Renewable Energy, LLC | Franklin, NH | ISO New England (ISNE) | 3.6 GWh | May 1982 | Dec 2025 | Water |
| Apple River | Northern States Power Co - Minnesota | Somerset, WI | Midcontinent Independent System Operator, Inc. (MISO) | 13.2 GWh | Dec 1900 | Dec 2025 | Water |
| Anson Abenaki Hydros | Eagle Creek Renewable Energy, LLC | Madison, ME | ISO New England (ISNE) | 100.6 GWh | Dec 1949 | Dec 2025 | Water |
| Hampshire Paper | Hampshire Paper Co Inc | Gouverneur, NY | New York Independent System Operator (NYIS) | 13.1 GWh | Apr 1987 | Dec 2025 | Water |
| Ozark | USCE-Little Rock District | Ozark, AR | Southwestern Power Administration (SPA) | 279.6 GWh | Oct 1972 | Dec 2025 | Water |
| Tacoma | Public Service Co of Colorado | Durango, CO | Western Area Power Administration - Rocky Mountain Region (WACM) | 1.9 GWh | May 1905 | Dec 2025 | Water |
| Cornell | Northern States Power Co - Minnesota | Chippewa Falls, WI | Midcontinent Independent System Operator, Inc. (MISO) | 69.9 GWh | Jun 1976 | Dec 2025 | Water |
| Ross | City of Seattle - (WA) | Rockport, WA | Seattle City Light (SCL) | 762.5 GWh | Nov 1952 | Aug 2026 | Water |
| Rock Island | PUD No 1 of Chelan County - (WA) | Wenatchee, WA | Public Utility District No. 1 of Chelan County (CHPD) | 2.6 TWh | Sep 1931 | Aug 2026 | 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 |