Water Supply Dams

7,228 dams in the US serve this purpose.

Dam Name	Hazard	Height	Built	Type	State
White River Dam Crosby	High Hazard	80 ft	1963	Earth	Texas
White River L and D No. 1 Independence	Significant Hazard	28 ft	1904	Timber Crib	Arkansas
White Rock Dam Dallas	High Hazard	47 ft	1911	Earth	Texas
White Rock Dam Traverse	High Hazard	20 ft	1941	Earth	Minnesota
Whites Creek Number 1 Dam Webster	High Hazard	35 ft	1992	Earth	Mississippi
Whiteside Estate Lake Dam Eastland	Low Hazard	29 ft	1969	Earth	Texas
Whitetail Land CO - A Franklin	High Hazard	51 ft	1993	Earth	Pennsylvania
White Trout Water Conservation Structure Hillsborough	Significant Hazard	17 ft	—	Earth	Florida
Whitewater Brook Dam Sullivan	High Hazard	95 ft	1968	Earth	New Hampshire
Whitewater Reservoir St. Louis	Significant Hazard	35 ft	1954	Earth	Minnesota
Whitewater Reservoir Saddle Dam St. Louis	Significant Hazard	31 ft	1954	Earth	Minnesota
Whiting Mill Dam Portage	Low Hazard	24 ft	1925	Gravity	Wisconsin
Whiting Street Reservoir Dam Hampden	High Hazard	19 ft	1900	Masonry	Massachusetts
Whitley Dam Schuyler	Low Hazard	30 ft	—	Earth	Illinois
Whitmore Klamath	Low Hazard	24 ft	—	Earth	Oregon
Whitney Dam Hill	High Hazard	159 ft	1951	Earth	Texas
Whitney Dam - Kopperl Levee Bosque	High Hazard	159 ft	1951	Earth	Texas
Whittier Narrows Dam Los Angeles	High Hazard	56 ft	1957	Earth	California
Whittier Reservoir No. 4 Los Angeles	Low Hazard	55 ft	1931	Earth	California
Whittles Mill Dam Mecklenburg	Unknown	15 ft	—	Gravity	Virginia
Whitworth Lake Dam Grant	Low Hazard	—	1948	Earth	Arkansas
Wichman Lake Dam Grimes	Low Hazard	16 ft	1969	Earth	Texas
Wickenkamp Dam Jasper	Low Hazard	30 ft	1970	Earth	Iowa
Wicker Lake Dam Pettis	Low Hazard	24 ft	1962	Earth	Missouri
Wickiup Lake (Astoria) Clatsop	High Hazard	30 ft	1940	Earth	Oregon
Wies Lake Dam Howard	Low Hazard	25 ft	1977	Earth	Missouri
Wiggins Millpond Dam Wilson	Significant Hazard	—	—	Concrete	North Carolina
Wigwam Reservoir Dam Litchfield	Significant Hazard	75 ft	1893	Concrete	Connecticut
Wi Howard Lake Dam Clay	Low Hazard	20 ft	1963	Earth	Texas
Wiiliams Road Pond Caddo	Low Hazard	18 ft	—	Earth	Louisiana
Wilber Lake Dam Otsego	High Hazard	50 ft	1935	Earth	New York
Wilbur Carr Brown Dam Tom Green	Low Hazard	20 ft	1969	Earth	Texas
Wilbur Larason Mercer	Low Hazard	27 ft	1998	Earth	Missouri
Wilcox Lake Dam Mills	Low Hazard	28 ft	1975	Earth	Texas
Wild Creek Carbon	High Hazard	135 ft	1941	Earth	Pennsylvania
Wildlife Lake Dam Washington	Significant Hazard	30 ft	1941	Earth	Illinois
Wildwood Park	Low Hazard	16 ft	1980	Earth	Colorado
Wildwood Dike Morris	Low Hazard	8 ft	—	Earth	New Jersey
Wildwood Lake Dam Worcester	Significant Hazard	23 ft	1963	Earth	Massachusetts
Wildwood Lake Dam Tazewell	Low Hazard	27 ft	1962	Earth	Illinois
Wiley Tank Dam McMullen	Low Hazard	13 ft	1952	Earth	Texas
Wilkerson Dam No. 3 Brown	Significant Hazard	34 ft	1983	Earth	Indiana
Wilkie Intake Reservoir Dam Warren	Significant Hazard	34 ft	1914	Concrete	New York
Wilkie Reservoir Dam Warren	High Hazard	34 ft	1914	Earth	New York
Wilkinson Dam Poweshiek	Low Hazard	29 ft	2005	Earth	Iowa
Willard City Upground Reservoir Huron	High Hazard	65 ft	1971	Earth	Ohio
William Enk Dam Nodaway	Low Hazard	33 ft	2000	Earth	Missouri
William Franck Dam Henry	Unknown	20 ft	—	Earth	Virginia
William H. Harsha Dam Clermont	High Hazard	—	1973	Rockfill	Ohio
William Huether Pennington	Low Hazard	22 ft	1958	Earth	South Dakota