Navigation Dams

388 dams in the US serve this purpose.

Dam Name	Hazard	Height	Built	Type	State
Clarence Cannon Re-Regulation Dam Ralls	Significant Hazard	38 ft	1979	Concrete	Missouri
Claytor Pulaski	High Hazard	94 ft	1939	Gravity	Virginia
Coffeeville Lock and Dam Choctaw	Significant Hazard	—	1962	Gravity	Alabama
Col. Charles D. Maynard Lock and Dam Jefferson	Significant Hazard	39 ft	1968	Concrete	Arkansas
Columbia Lock and Dam Caldwell	Significant Hazard	—	1970	Gravity	Louisiana
Conklingville Saratoga	High Hazard	100 ft	1930	Earth	New York
Cooper Dev - Pinopolis Dam Berkeley	High Hazard	75 ft	1942	Earth	South Carolina
Cordell Hull Lock and Dam Smith	High Hazard	—	1973	Gravity	Tennessee
Cottage Grove Dam Lane	High Hazard	81 ft	1942	Earth	Oregon
Cougar Dam Lane	High Hazard	473 ft	1963	Rockfill	Oregon
Crescent - Dam A Albany	High Hazard	53 ft	1912	Concrete	New York
C.W. Bill Young Lock and Dam Allegheny	Significant Hazard	—	1934	Gravity	Pennsylvania
Dam At Lock E 26 Wayne	Low Hazard	28 ft	1910	Concrete	New York
Dam At Lock E 27 Wayne	Low Hazard	23 ft	1910	Concrete	New York
Dardanelle Lock and Dam Pope	Significant Hazard	71 ft	1969	Concrete	Arkansas
Dashields Locks and Dam Allegheny	Significant Hazard	—	1929	Gravity	Pennsylvania
David D. Terry Lock and Dam Pulaski	Significant Hazard	28 ft	1968	Concrete	Arkansas
Dayton LaSalle	Low Hazard	23 ft	1925	Earth	Illinois
Delta Dam Oneida	High Hazard	106 ft	1912	Concrete	New York
Demopolis Lock and Dam Marengo	Significant Hazard	—	1955	Gravity	Alabama
DePere Lock and Dam Brown	Significant Hazard	—	1929	Concrete	Wisconsin
Deruyter Dam Onondaga	High Hazard	68 ft	1863	Earth	New York
Desert Creek Dam Crook	Low Hazard	46 ft	—	Earth	Oregon
Detroit Dam Linn	High Hazard	369 ft	1953	Gravity	Oregon
Dexter Dam Lane	High Hazard	65 ft	1955	Earth	Oregon
Dolby Penobscot	High Hazard	66 ft	1906	Concrete	Maine
Dorena Dam Lane	High Hazard	135 ft	1949	Earth	Oregon
Douglas Dam Sevier	High Hazard	141 ft	1943	Concrete	Tennessee
Dresden Island Lock and Dam Grundy	Significant Hazard	—	1933	Concrete	Illinois
Dry Falls Grant	High Hazard	63 ft	1949	Earth	Washington
Dworshak Dam Clearwater	High Hazard	—	1973	Concrete	Idaho
Eagle Harbor Waste Weir Dam Orleans	Significant Hazard	18 ft	1918	Concrete	New York
East Millinocket Penobscot	Low Hazard	26 ft	1907	Concrete	Maine
Eaton Brook Reservoir Dam Madison	High Hazard	58 ft	1893	Earth	New York
Emmett Sanders Lock and Dam Jefferson	Significant Hazard	34 ft	1968	Concrete	Arkansas
Emsworth Locks and Dams Allegheny	Significant Hazard	—	1938	Gravity	Pennsylvania
Erieville Reservoir Dam Madison	High Hazard	55 ft	1850	Earth	New York
Eugene J Burrell Lock and Dam Lake	High Hazard	19 ft	1957	Earth	Florida
Fairport Spillway Dam Monroe	High Hazard	—	—	Concrete	New York
Fall Creek Dam Lane	High Hazard	186 ft	1965	Rockfill	Oregon
Fall Lake Lake	Low Hazard	2 ft	1989	Rockfill	Minnesota
Felsenthal Lock and Dam Union	Significant Hazard	—	1978	Gravity	Arkansas
Fern Ridge Dam Lane	High Hazard	46 ft	1941	Earth	Oregon
Fontana Dam Graham	High Hazard	455 ft	1944	Concrete	North Carolina
Forestport Oneida	High Hazard	27 ft	1904	Gravity	New York
Fort Loudoun Dam Loudon	High Hazard	87 ft	1943	Concrete	Tennessee
Fort Peck Dam McCone	High Hazard	—	1940	Earth	Montana
Fort Randall Dam Charles Mix	High Hazard	—	1954	Earth	South Dakota
Foster Dam Linn	High Hazard	125 ft	1967	Rockfill	Oregon
Fries Grayson	High Hazard	40 ft	1902	Gravity	Virginia