Flood Risk Reduction Dams

17,618 dams in the US serve this purpose.

Dam Name	Hazard	Height	Built	Type	State
Barre Falls Dam Worcester	High Hazard	69 ft	1958	Rockfill	Massachusetts
Barrel Floodwater Detention Weston	Low Hazard	35 ft	1973	Earth	Wyoming
Barren River Dam Allen	High Hazard	—	1964	Earth	Kentucky
Barrett Hill Lake Dam Ohio	Low Hazard	26 ft	1963	Earth	Kentucky
Barrett Pond Dam Putnam	Low Hazard	13 ft	1920	Masonry	New York
Barrick Mercur Gold Mines 87r89 Tooele	Low Hazard	—	—	Earth	Utah
Barry Dam Saunders	Low Hazard	19 ft	1958	Earth	Nebraska
Bartels Dam 676 Webster	Low Hazard	20 ft	1966	Earth	Nebraska
Bartholomew Park Dam Travis	High Hazard	21 ft	1997	Earth	Texas
Barton Crook	Low Hazard	20 ft	1968	Earth	Wyoming
Bartz Dam Cedar	Low Hazard	20 ft	1972	Earth	Nebraska
Basil Mack Dam Lexington	Low Hazard	13 ft	1999	—	South Carolina
Basin 1 York	High Hazard	13 ft	1998	Earth	Pennsylvania
Basin 2 York	High Hazard	10 ft	1998	Earth	Pennsylvania
Basin No 2 Lackawanna	Low Hazard	13 ft	1992	Earth	Pennsylvania
Basin No.2 Flood Detention Pond Natrona	Significant Hazard	17 ft	1993	Earth	Wyoming
Bass Lake Ravalli	High Hazard	35 ft	1887	Earth	Montana
Bass Lake Dam Wayne	High Hazard	—	1966	Earth	North Carolina
Batavia Dam Kane	Significant Hazard	6 ft	1916	Earth	Illinois
Batavia Kill Watershed Dam #1 Greene	High Hazard	74 ft	1974	Earth	New York
Batavia Kill Watershed Dam #3 Greene	High Hazard	63 ft	1970	Earth	New York
Batavia Kill Watershed Dam #4a Greene	High Hazard	57 ft	1967	Earth	New York
Bateman Pond Salt Lake	Significant Hazard	—	—	Earth	Utah
Bathgate Detention Pond Centre	High Hazard	21 ft	1991	Earth	Pennsylvania
Battle Creek Ramsey	High Hazard	23 ft	1982	Earth	Minnesota
Baugher Dam Harrison	Low Hazard	25 ft	1975	Earth	Missouri
Baum Dam Johnson	Low Hazard	28 ft	1980	Earth	Nebraska
Baumgartner Group Pond Houston	Low Hazard	23 ft	1973	Earth	Minnesota
Bayberry Cove Development Dam Greene	Significant Hazard	15 ft	1979	Earth	Ohio
Bay City 1 Pierce	Low Hazard	42 ft	1965	Earth	Wisconsin
Bay Creek #8 Pope	Significant Hazard	49 ft	1977	Earth	Illinois
Bay Creek Structure 4 Dam Johnson	Low Hazard	36 ft	1977	Earth	Illinois
Bay Lake Water Conservation Structure Hillsborough	Significant Hazard	10 ft	—	Earth	Florida
Bayou Bodcau Dam Bossier	High Hazard	—	1949	Earth	Louisiana
Bayou Dupont No 10 Sabine	Significant Hazard	26 ft	1958	Earth	Louisiana
Bayou Dupont No 11 Sabine	Significant Hazard	31 ft	1959	Earth	Louisiana
Bayou Dupont No 12 Sabine	Significant Hazard	26 ft	1959	Earth	Louisiana
Bayou Dupont No 13 Sabine	Unknown	23 ft	1961	Earth	Louisiana
Bayou Dupont No 14 Natchitoches	Significant Hazard	30 ft	1958	Earth	Louisiana
Bayou Dupont No 15 Natchitoches	Significant Hazard	25 ft	1959	Earth	Louisiana
Bayou Dupont No 17 Natchitoches	Significant Hazard	28 ft	1958	Earth	Louisiana
Bayou Dupont No 18 Natchitoches	Significant Hazard	28 ft	1962	Earth	Louisiana
Bayou Dupont No 19 Natchitoches	Significant Hazard	26 ft	1959	Earth	Louisiana
Bayou Dupont No 2 Sabine	Significant Hazard	32 ft	1959	Earth	Louisiana
Bayou Dupont No 20 Natchitoches	Significant Hazard	26 ft	1962	Earth	Louisiana
Bayou Dupont No 22 Natchitoches	Significant Hazard	30 ft	1959	Earth	Louisiana
Bayou Dupont No 4 Sabine	Significant Hazard	23 ft	1961	Earth	Louisiana
Bayou Dupont No 7 Sabine	Significant Hazard	32 ft	1961	Earth	Louisiana
Bayou Dupont No 8 Natchitoches	Significant Hazard	24 ft	1959	Earth	Louisiana
Bayou Dupont No 9 Natchitoches	Significant Hazard	22 ft	1959	Earth	Louisiana