Water Supply Dams

7,228 dams in the US serve this purpose.

Dam Name	Hazard	Height	Built	Type	State
Clark County 16 Clark	Low Hazard	9 ft	1935	Gravity	Wisconsin
Clarke Modoc	Low Hazard	17 ft	1939	Earth	California
Clarke Lake Dam Bosque	Low Hazard	19 ft	1977	Earth	Texas
Clark Pond East Dam Rockingham	Low Hazard	8 ft	1811	Earth	New Hampshire
Clarks Mills Lower Washington	Low Hazard	20 ft	1910	Concrete	New York
Clay City Side Channel Reservoir Dam Clay	Low Hazard	11 ft	1998	Earth	Illinois
Clayton Lake No 1 South Dam Mills	Low Hazard	15 ft	1971	Earth	Texas
Clayton Lake No 2 North Dam Mills	Low Hazard	30 ft	1971	Earth	Texas
Clayton Reservoir Dam Adams	Low Hazard	34 ft	1940	Earth	Illinois
Claytor Pulaski	High Hazard	94 ft	1939	Gravity	Virginia
Clear Creek Chaffee	High Hazard	70 ft	1910	Earth	Colorado
Clear Creek Delaware	Low Hazard	40 ft	1975	Earth	Oklahoma
Clear Fork Brazos River Diversion Dam Jones	Low Hazard	27 ft	1950	Gravity	Texas
Clear Fork Reservoir Dam Richland	High Hazard	44 ft	1949	Earth	Ohio
Clear Lake Lake	Low Hazard	35 ft	1914	Concrete	California
Clear Lake Dam Erie	Significant Hazard	30 ft	1925	Concrete	New York
Clear Pond West Dike Hampden	Low Hazard	19 ft	1900	Earth	Massachusetts
Clearwater Lake Dam Aiken	High Hazard	20 ft	1929	—	South Carolina
Clearwater Lake Dam Hot Spring	High Hazard	60 ft	1948	Earth	Arkansas
Clearwater Pond Franklin	Significant Hazard	10 ft	—	Concrete	Maine
Clearwell Phase 2 Contra Costa	Low Hazard	30 ft	1977	Earth	California
Clearwell Reservoir Pima	High Hazard	77 ft	1992	Earth	Arizona
Cleco Rodemacher Rapides	Significant Hazard	25 ft	1974	Earth	Louisiana
Clementia Sacramento	Significant Hazard	33 ft	1976	Earth	California
Clermont Golf Limited Lake Dam Clermont	High Hazard	37 ft	1997	Earth	Ohio
Cleveland Pawnee	Significant Hazard	58 ft	1936	Earth	Oklahoma
Cleveland Brook Reservoir Dam Berkshire	High Hazard	71 ft	1949	Rockfill	Massachusetts
Cleveland Co. Sanitary District Water Storage Reservoir Dam Cleveland	High Hazard	—	2010	Earth	North Carolina
Clifford D. Craig Memorial Dam Roanoke	High Hazard	241 ft	—	Concrete	Virginia
Clift Lake Dam Mills	Low Hazard	27 ft	1976	Earth	Texas
Clifton Court Forebay Contra Costa	Low Hazard	34 ft	1970	Earth	California
Clifton Forge Dam Alleghany	High Hazard	57 ft	1949	Gravity	Virginia
Clifton Off Channel Dam Bosque	High Hazard	47 ft	2000	Earth	Texas
Clinton Dam Douglas	High Hazard	—	1977	Rockfill	Kansas
Clinton Gulch Summit	High Hazard	170 ft	1977	Earth	Colorado
Clinton Lake Washita	High Hazard	54 ft	1931	Earth	Oklahoma
Clinton Power Station/Clinton Lake Dam De Witt	High Hazard	65 ft	1977	Earth	Illinois
Clinton Reservoir Dam Passaic	High Hazard	56 ft	1894	Earth	New Jersey
Cloak Lake Siskiyou	Low Hazard	13 ft	1955	Earth	California
Cloquet Carlton	Low Hazard	47 ft	1899	Concrete	Minnesota
Cloverswale Modoc	Low Hazard	21 ft	1973	Earth	California
C.L. Tilden Park Contra Costa	High Hazard	88 ft	1938	Earth	California
Club Lake Dam Vance	Low Hazard	—	1900	Earth	North Carolina
Clyde Potts Reservoir Dam Morris	High Hazard	80 ft	1932	Earth	New Jersey
Coachlace Pond Dam Worcester	Significant Hazard	13 ft	1846	Earth	Massachusetts
Coastal Dam D Newton	Low Hazard	22 ft	1957	Earth	Texas
Coastal Lumber Dam Gadsden	Low Hazard	18 ft	1970	Earth	Florida
Coastways San Mateo	High Hazard	46 ft	1951	Earth	California
Cobble Mountain Reservoir Dam Hampden	High Hazard	245 ft	1933	Earth	Massachusetts
Cobbs Creek Regional Water Supply Dam (Main Dam A) Cumberland	High Hazard	160 ft	—	—	Virginia