High Hazard Dams

Loss of human life is likely if the dam fails.

Dam Name	Hazard	Height	Built	Type	State
Bowling Green Dam #1 Pike	High Hazard	73 ft	1954	Earth	Missouri
Bowling Green Dam #2 Pike	High Hazard	61 ft	1990	Earth	Missouri
Bowling Green Upground Res & Sludge Lgns Wood	High Hazard	22 ft	1989	Earth	Ohio
Bowman Arch Nevada	High Hazard	105 ft	1927	Arch	California
Bowman Bluff Dam Henderson	High Hazard	—	—	Earth	North Carolina
Bowman Dam Alexander	High Hazard	—	1987	Earth	North Carolina
Bowman Dam Clark	High Hazard	50 ft	1950	Earth	Nevada
Bowman-Haley Dam Bowman	High Hazard	—	1970	Earth	North Dakota
Bowman Lake Dam Maries	High Hazard	23 ft	1954	Earth	Missouri
Box Butte Dawes	High Hazard	87 ft	1945	Earth	Nebraska
Box Canyon Siskiyou	High Hazard	220 ft	1970	Concrete	California
Box Creek - Lower (Beaver Creek) Piute	High Hazard	—	1925	Earth	Utah
Box Creek - Upper (Beaver Creek) Piute	High Hazard	—	1953	Earth	Utah
Box Elder Creek Dam Sheridan	High Hazard	63 ft	1963	Earth	Montana
Box Lake (Payson City) Utah	High Hazard	—	1890	Earth	Utah
Boxsprings Riverside	High Hazard	49 ft	1960	Earth	California
Boyd Keller Reservoir Clinton	High Hazard	53 ft	1956	Earth	Pennsylvania
Boyd Lake Larimer	High Hazard	40 ft	1900	Earth	Colorado
Boyd Lower Reservoir Dam San Juan	High Hazard	—	1960	Earth	Washington
Boyd No. 1 Shasta	High Hazard	31 ft	1971	Earth	California
Boyd No. 2 Shasta	High Hazard	53 ft	1973	Earth	California
Boyds Corner Dam Putnam	High Hazard	78 ft	1872	Masonry	New York
Boyd'S Millpond Dam Laurens	High Hazard	36 ft	1909	—	South Carolina
Boyer Lake Summit	High Hazard	—	1939	Earth	Utah
Boyertown Reservoir Berks	High Hazard	55 ft	1929	Earth	Pennsylvania
Boyher Lake Dam Jefferson	High Hazard	30 ft	1972	Earth	Missouri
Boykin Lake Dam Sampson	High Hazard	—	—	Earth	North Carolina
Boynton Lake Dam Dimmit	High Hazard	27 ft	1927	Earth	Texas
Boy Scouts of America Dam Lower Moore	High Hazard	—	1966	Earth	North Carolina
Boy Scouts of America Dam Upper Moore	High Hazard	—	1970	Earth	North Carolina
Boysen Fremont	High Hazard	220 ft	1951	Earth	Wyoming
Boys Ranch Activity Center Dam Tarrant	High Hazard	18 ft	1949	—	Texas
Boys Town Dam 1 Douglas	High Hazard	24 ft	1947	Earth	Nebraska
Boys Town Dam 2 Douglas	High Hazard	32 ft	1968	Earth	Nebraska
Bozeman Lake Dam Cobb	High Hazard	30 ft	—	Earth	Georgia
Br-12 Retention Dam Blaine	High Hazard	—	1936	Gravity	Montana
Bradbury Santa Barbara	High Hazard	279 ft	1953	Earth	California
Bradbury Lake Dam Fayette	High Hazard	21 ft	1958	Earth	Georgia
Bradford City No 2 McKean	High Hazard	44 ft	1886	Earth	Pennsylvania
Bradford City No 3 McKean	High Hazard	47 ft	1898	Earth	Pennsylvania
Bradford City No 5 McKean	High Hazard	68 ft	1957	Earth	Pennsylvania
Bradford Woods Lake Dam Morgan	High Hazard	59 ft	1960	Earth	Indiana
Bradley Hubbard Reservoir Dam New Haven	High Hazard	15 ft	1891	Masonry	Connecticut
Bradley Lake Dam Rensselaer	High Hazard	50 ft	1859	Earth	New York
Bradner Dam San Miguel	High Hazard	70 ft	1950	Earth	New Mexico
Bradshaw Detention Dam Scott	High Hazard	15 ft	2009	Earth	Kentucky
Brady Creek WS SCS Site 1 Dam McCulloch	High Hazard	38 ft	1956	Earth	Texas
Brady Creek WS SCS Site 32 Dam Concho	High Hazard	32 ft	1958	Earth	Texas
Brady Creek WS SCS Site 33 Dam Concho	High Hazard	26 ft	1958	Earth	Texas
Brady Creek WS SCS Site 34 Dam Concho	High Hazard	28 ft	1955	Earth	Texas