Flood Risk Reduction Dams

17,618 dams in the US serve this purpose.

Dam Name	Hazard	Height	Built	Type	State
Aowa Creek 6-7a Dixon	Low Hazard	54 ft	1980	Earth	Nebraska
Apache Brazito Mesquite Dam No. 1 Doña Ana	High Hazard	33 ft	1964	Earth	New Mexico
Apache Brazito Mesquite Dam No. 2 Doña Ana	High Hazard	55 ft	1965	Earth	New Mexico
Apache Brazito Mesquite Dam No. 3 Doña Ana	High Hazard	44 ft	1964	Earth	New Mexico
Apache Brazito Mesquite Dam No. 4 Doña Ana	High Hazard	33 ft	1964	Earth	New Mexico
Apache Dam Carter	Low Hazard	—	—	Gravity	Montana
Apache Junction FRS Pinal	High Hazard	22 ft	1988	Earth	Arizona
Apache Tank Dam Potter	Low Hazard	26 ft	1969	Earth	Texas
Apodaca Arroyo Dam Doña Ana	Significant Hazard	33 ft	1962	Earth	New Mexico
Apopka-Beauclair Lock and Dam Lake	Low Hazard	9 ft	—	Earth	Florida
Applegate Dam Jackson	High Hazard	242 ft	1980	Rockfill	Oregon
Aquilla Dam Hill	High Hazard	104 ft	1983	Earth	Texas
Aquilla Hackberry Ck WS SCS Gss 102 Hill	Low Hazard	20 ft	1976	Earth	Texas
Aquilla Hackberry Ck WS SCS Gss 105 Hill	Significant Hazard	15 ft	1976	Earth	Texas
Aquilla Hackberry Ck WS SCS Gss 106 Hill	Significant Hazard	19 ft	1977	Earth	Texas
Aquilla Hackberry Ck WS SCS Gss 11 2 Hill	Low Hazard	14 ft	1976	Earth	Texas
Aquilla Hackberry Ck WS SCS Gss 11 3 Hill	Low Hazard	23 ft	1976	Earth	Texas
Aquilla Hackberry Ck WS SCS Gss 14-1 Hill	Low Hazard	21 ft	1975	Earth	Texas
Aquilla Hackberry Ck WS SCS Gss 14 2 Hill	Low Hazard	21 ft	1975	Earth	Texas
Aquilla Hackberry Ck WS SCS Gss 15 1 Hill	Low Hazard	20 ft	1976	Earth	Texas
Aquilla Hackberry Ck WS SCS Gss 20-1 Hill	Low Hazard	23 ft	1976	Earth	Texas
Aquilla Hackberry Ck WS SCS Site 10 Dam Hill	Low Hazard	35 ft	1985	Earth	Texas
Aquilla Hackberry Ck WS SCS Site 15 Dam Hill	Significant Hazard	36 ft	1978	Earth	Texas
Aquilla Hackberry Ck WS SCS Site 17 Dam Hill	Low Hazard	37 ft	1979	Earth	Texas
Aquilla-Hackberry Ck WS SCS Site 19a Dam Hill	Significant Hazard	30 ft	1980	Earth	Texas
Aquilla Hackberry Ck WS SCS Site 20 Dam Hill	Low Hazard	32 ft	1977	Earth	Texas
Aquilla Hackberry Ck WS SCS Site 21a Dam Hill	High Hazard	34 ft	1982	Earth	Texas
Aquilla Hackberry Ck WS SCS Site 23a Dam Hill	High Hazard	48 ft	1988	Earth	Texas
Aquilla Hackberry Ck WS SCS Site 2 Dam Hill	High Hazard	28 ft	1978	Earth	Texas
Aquilla Hackberry Ck WS SCS Site 3 Dam Hill	Low Hazard	29 ft	1978	Earth	Texas
Aquilla Hackberry Ck WS SCS Site 6 Dam Hill	Low Hazard	32 ft	1979	Earth	Texas
Aquilla Hackberry Ck WS SCS Site 7 Dam Hill	Significant Hazard	30 ft	1979	Earth	Texas
Aquilla Hackberry Ck WS SCS Site 8 Dam Hill	Low Hazard	34 ft	1978	Earth	Texas
Aquilla Hackberry Ck WS SCS Site 9 Dam Hill	Low Hazard	33 ft	1979	Earth	Texas
Aragona Village Prince George's	High Hazard	21 ft	1991	Earth	Maryland
Ararat River Dam #17 Patrick	Low Hazard	39 ft	—	Earth	Virginia
Ararat River Dam #2 Patrick	Unknown	30 ft	—	Earth	Virginia
Ararat River Dam #28 Patrick	Unknown	39 ft	—	Earth	Virginia
Ararat River Dam #32 Patrick	Unknown	36 ft	—	Earth	Virginia
Ararat River Dam #63 Patrick	Unknown	31 ft	—	Earth	Virginia
Ararat River Dam #64 Patrick	Low Hazard	36 ft	—	Earth	Virginia
Ararat River Dam #69 Patrick	Low Hazard	39 ft	—	Earth	Virginia
Arboretum of South Barrington Dam Cook	Low Hazard	8 ft	—	Earth	Illinois
Arboretum Stormwater Detention Pond Dam Travis	High Hazard	30 ft	1985	Concrete	Texas
Arbor Lake Dam Lancaster	Low Hazard	9 ft	2012	Earth	Nebraska
Arbor Place Mall Storm Water Management Pond #1 Dam Douglas	Low Hazard	22 ft	—	Earth	Georgia
Arbor Place Mall Stormwater Management Pond #2 Dam Douglas	Low Hazard	30 ft	—	Earth	Georgia
Arbuckle Murray	High Hazard	150 ft	1965	Earth	Oklahoma
Arcadia Dam Oklahoma	High Hazard	102 ft	1986	Earth	Oklahoma
Arcola Center Dam Loudoun	Significant Hazard	—	—	Earth	Virginia