Flood Risk Reduction Dams

17,618 dams in the US serve this purpose.

Dam Name	Hazard	Height	Built	Type	State
Upper Tallahatchie Structure Lt-10-05 Dam Tippah	Low Hazard	21 ft	1958	Earth	Mississippi
Upper Tallahatchie Structure Lt-10-06 Dam Tippah	Low Hazard	29 ft	1958	Earth	Mississippi
Upper Tallahatchie Structure Lt-10-07 Dam Tippah	Low Hazard	20 ft	1967	Earth	Mississippi
Upper Tallahatchie Structure Lt-10-11 Dam Tippah	Low Hazard	26 ft	1962	Earth	Mississippi
Upper Tallahatchie Structure Lt-10-13 Dam Tippah	Low Hazard	25 ft	1967	Earth	Mississippi
Upper Tallahatchie Structurte Lt-10-01 Dam Tippah	Low Hazard	23 ft	1958	Earth	Mississippi
Upper Tippah Watershed Structure Lt-6-02 Dam Benton	Low Hazard	37 ft	1960	Earth	Mississippi
Upper Tippah Watershed Structure Lt-6-03 Dam Benton	Low Hazard	26 ft	1959	Earth	Mississippi
Upper Tippah Watershed Structure Lt-6-04 Dam Benton	Low Hazard	19 ft	1966	Earth	Mississippi
Upper Tippah Watershed Structure Lt-6-05 Dam Benton	Low Hazard	25 ft	1959	Earth	Mississippi
Upper Tippah Watershed Structure Lt-6-17 Dam Tippah	High Hazard	26 ft	1962	Earth	Mississippi
Upper Tippah Watershed Strucure Lt-6-01 Dam Benton	Low Hazard	29 ft	1960	Earth	Mississippi
Upper Tradewater FRS No 10 Christian	Low Hazard	30 ft	1971	Earth	Kentucky
Upper Tradewater FRS No 11 Christian	Low Hazard	32 ft	1969	Earth	Kentucky
Upper Tradewater FRS No 3 Christian	Low Hazard	40 ft	1971	Earth	Kentucky
Upper Tradewater FRS No 5 Christian	Significant Hazard	34 ft	1987	Earth	Kentucky
Upper Tradewater FRS No 8 Christian	Low Hazard	40 ft	1969	Earth	Kentucky
Upper Tradewater River FRS 7 Christian	Low Hazard	50 ft	1967	Earth	Kentucky
Upper Tradewater River FRS No 9 Christian	Low Hazard	30 ft	1974	Earth	Kentucky
Upper Tri-County Wid Site 14a Sharp	Low Hazard	43 ft	1983	Earth	Arkansas
Upper Tri-County Wid Site 14b Sharp	Low Hazard	30 ft	1985	Earth	Arkansas
Upper Tri-County Wid Site 15 Lawrence	Low Hazard	30 ft	1985	Earth	Arkansas
Upper Turtle R.Fld.Ret. 2 Grand Forks	Low Hazard	59 ft	1974	Earth	North Dakota
Upper Turtle R.Fld.Ret. 7 Grand Forks	Low Hazard	30 ft	1973	Earth	North Dakota
Upper Turtle River Flood Ret. 1 Grand Forks	Significant Hazard	38 ft	1977	Earth	North Dakota
Upper Turtle River Flood Ret. 4 Grand Forks	High Hazard	52 ft	1980	Earth	North Dakota
Upper Turtle River Flood Ret. 5 Grand Forks	High Hazard	70 ft	1975	Earth	North Dakota
Upper Turtle River Flood Ret. 8 Grand Forks	Significant Hazard	35 ft	1973	Earth	North Dakota
Upper Turtle River Flood Ret. 9 Grand Forks	High Hazard	68 ft	1979	Earth	North Dakota
Upper Wabash Structure No. 2 Mercer	Low Hazard	17 ft	1963	Earth	Ohio
Upper Wabash Structure No. 3 Dam Mercer	High Hazard	28 ft	1963	Earth	Ohio
Upper Washita River WS SCS Site 10 Dam Hemphill	Significant Hazard	39 ft	1962	Earth	Texas
Upper Washita River WS SCS Site 11 Dam Hemphill	Low Hazard	47 ft	1963	Earth	Texas
Upper Washita River WS SCS Site 12 Dam Hemphill	Low Hazard	35 ft	1963	Earth	Texas
Upper Washita River WS SCS Site 13 Dam Hemphill	Low Hazard	40 ft	1963	Earth	Texas
Upper Washita River WS SCS Site 14a Dam Hemphill	Low Hazard	35 ft	1962	Earth	Texas
Upper Washita River WS SCS Site 14 Dam Hemphill	Low Hazard	38 ft	1962	Earth	Texas
Upper Washita River WS SCS Site 15a Dam Hemphill	Low Hazard	30 ft	1963	Earth	Texas
Upper Washita River WS SCS Site 15 Dam Hemphill	Low Hazard	35 ft	1963	Earth	Texas
Upper Washita River WS SCS Site 16 Dam Hemphill	Low Hazard	35 ft	1961	Earth	Texas
Upper Washita River WS SCS Site 17a Dam Wheeler	Low Hazard	31 ft	1961	Earth	Texas
Upper Washita River WS SCS Site 17b Dam Wheeler	Low Hazard	31 ft	1960	Earth	Texas
Upper Washita River WS SCS Site 18 Dam Wheeler	Low Hazard	30 ft	1960	Earth	Texas
Upper Washita River WS SCS Site 19 Dam Wheeler	Low Hazard	27 ft	1960	Earth	Texas
Upper Washita River WS SCS Site 1 Dam Hemphill	Low Hazard	49 ft	1962	Earth	Texas
Upper Washita River WS SCS Site 20 Dam Wheeler	Low Hazard	32 ft	1961	Earth	Texas
Upper Washita River WS SCS Site 22 Dam Hemphill	Significant Hazard	38 ft	1961	Earth	Texas
Upper Washita River WS SCS Site 23a Dam Hemphill	Significant Hazard	27 ft	1961	Earth	Texas
Upper Washita River WS SCS Site 23b Dam Hemphill	Significant Hazard	26 ft	1961	Earth	Texas
Upper Washita River WS SCS Site 24 Dam Hemphill	Low Hazard	41 ft	1961	Earth	Texas