Flood Risk Reduction Dams

17,618 dams in the US serve this purpose.

Dam Name	Hazard	Height	Built	Type	State
Upper Maple River Dam Steele	Significant Hazard	35 ft	2015	Earth	North Dakota
Upper Medicine Creek 370 Frontier	Significant Hazard	75 ft	1973	Earth	Nebraska
Upper Medicine Creek 390-B Frontier	Significant Hazard	71 ft	1975	Earth	Nebraska
Upper Medicine Creek 410 Frontier	Significant Hazard	69 ft	1976	Earth	Nebraska
Upper Medicine Creek 80-A Frontier	Low Hazard	51 ft	1982	Earth	Nebraska
Upper Mill Creek Stormwater Detention Da King	High Hazard	—	1990	Earth	Washington
Upper Mud River No.2a Lincoln	High Hazard	75 ft	1992	Rockfill	West Virginia
Upper Mulberry River WS Str. # 11 Gwinnett	High Hazard	46 ft	1970	Earth	Georgia
Upper Mulberry River WS Str. # 7 Gwinnett	High Hazard	44 ft	1980	Earth	Georgia
Upper Mulberry River WS Str. #8 Hall	Low Hazard	62 ft	1979	Earth	Georgia
Upper Mystic Lake Dam Middlesex	Significant Hazard	16 ft	2009	Earth	Massachusetts
Upper North River #76 Augusta	High Hazard	118 ft	—	Earth	Virginia
Upper North River #77 Augusta	High Hazard	107 ft	1966	Earth	Virginia
Upper North River Dam #10 Augusta	High Hazard	68 ft	—	Earth	Virginia
Upper North Tisdale No. 1 Campbell	Low Hazard	17 ft	1999	Earth	Wyoming
Upper Pecan Bayou WS SCS Site 10 Dam Callahan	Low Hazard	34 ft	1967	Earth	Texas
Upper Pecan Bayou WS SCS Site 11a Dam Callahan	Low Hazard	75 ft	1967	Earth	Texas
Upper Pecan Bayou WS SCS Site 12 Dam Callahan	Low Hazard	65 ft	1967	Earth	Texas
Upper Pecan Bayou WS SCS Site 18a Dam Callahan	Low Hazard	40 ft	1968	Earth	Texas
Upper Pecan Bayou WS SCS Site 19 Dam Coleman	Low Hazard	35 ft	1967	Earth	Texas
Upper Pecan Bayou WS SCS Site 1 Dam Callahan	Significant Hazard	50 ft	1967	Earth	Texas
Upper Pecan Bayou WS SCS Site 20 Dam Coleman	Low Hazard	35 ft	1967	Earth	Texas
Upper Pecan Bayou WS SCS Site 22 Dam Callahan	Low Hazard	36 ft	1967	Earth	Texas
Upper Pecan Bayou WS SCS Site 23 Dam Callahan	Low Hazard	32 ft	1967	Earth	Texas
Upper Pecan Bayou WS SCS Site 24 Dam Coleman	Significant Hazard	44 ft	1971	Earth	Texas
Upper Pecan Bayou WS SCS Site 25 Dam Coleman	Low Hazard	37 ft	1974	Earth	Texas
Upper Pecan Bayou WS SCS Site 26 Dam Brown	Significant Hazard	23 ft	1968	Earth	Texas
Upper Pecan Bayou WS SCS Site 2 Dam Callahan	Low Hazard	69 ft	1967	Earth	Texas
Upper Pecan Bayou WS SCS Site 30 Dam Brown	Significant Hazard	34 ft	1975	Earth	Texas
Upper Pecan Bayou WS SCS Site 31 Dam Brown	High Hazard	24 ft	1971	Earth	Texas
Upper Pecan Bayou WS SCS Site 32 Dam Brown	High Hazard	37 ft	1971	Earth	Texas
Upper Pecan Bayou WS SCS Site 33 Dam Brown	High Hazard	25 ft	1973	Earth	Texas
Upper Pecan Bayou WS SCS Site 34 Dam Brown	Significant Hazard	30 ft	1968	Earth	Texas
Upper Pecan Bayou WS SCS Site 3 Dam Taylor	Low Hazard	32 ft	1967	Earth	Texas
Upper Pecan Bayou WS SCS Site 4a Dam Taylor	Low Hazard	29 ft	1967	Earth	Texas
Upper Pecan Bayou WS SCS Site 5 Dam Taylor	Low Hazard	27 ft	1967	Earth	Texas
Upper Pecan Bayou WS SCS Site 6 Dam Callahan	Low Hazard	74 ft	1967	Earth	Texas
Upper Pecan Bayou WS SCS Site 9 Dam Callahan	Low Hazard	49 ft	1967	Earth	Texas
Upper Penasco Site 1 Otero	High Hazard	48 ft	1960	Earth	New Mexico
Upper Penasco Site 2 Otero	High Hazard	64 ft	1959	Earth	New Mexico
Upper Penasco Site 3a Otero	High Hazard	51 ft	1959	Earth	New Mexico
Upper Petit Jean Wid Site 5 Scott	High Hazard	61 ft	1986	Earth	Arkansas
Upper Potomac Industrial Park Levee Allegany	High Hazard	8 ft	2005	Earth	Maryland
Upper Red Rock Creek Site # 52 Noble	Low Hazard	34 ft	2006	Earth	Oklahoma
Upper Rio Hondo Site No. 1 Dam Lincoln	High Hazard	83 ft	1959	Earth	New Mexico
Upper Salem Dam Harrison	High Hazard	49 ft	1970	Earth	West Virginia
Upper Salt Creek 10-4 Lancaster	Low Hazard	19 ft	1959	Earth	Nebraska
Upper Salt Creek 10-A Lancaster	High Hazard	36 ft	1963	Earth	Nebraska
Upper Salt Creek 11-4 Lancaster	Low Hazard	21 ft	1958	Earth	Nebraska
Upper Salt Creek 11-A Lancaster	Significant Hazard	28 ft	1958	Earth	Nebraska