Significant Hazard Dams

No probable loss of human life, but can cause economic loss, environmental damage, or disruption of lifeline facilities.

Dam Name	Hazard	Height	Built	Type	State
Button Shop Dam #2 Hampshire	Significant Hazard	24 ft	—	Masonry	Massachusetts
Buttonwood Lake Dam Burlington	Significant Hazard	8 ft	1950	Earth	New Jersey
Buttonwood Park Pond Dam Bristol	Significant Hazard	8 ft	—	Earth	Massachusetts
Buzianis Db Tooele	Significant Hazard	—	—	—	Utah
Buzzard Roost Pond Caroline	Significant Hazard	13 ft	1960	Earth	Virginia
B.W.Coleman Dam No.1 Hale	Significant Hazard	—	1969	Earth	Alabama
B.W.Coleman Dam No.2 Hale	Significant Hazard	—	1969	Earth	Alabama
B W Coleman Farm Dam No 1 Hale	Significant Hazard	—	1969	Earth	Alabama
B W Coleman Farm Dam No 2 Hale	Significant Hazard	—	1969	Earth	Alabama
B. Williams Lake Dam No 1 Henry	Significant Hazard	21 ft	1977	Earth	Missouri
Bwi Pond B12 Anne Arundel	Significant Hazard	21 ft	1995	Earth	Maryland
Bylow Wildlife Dam Broome	Significant Hazard	17 ft	1966	Earth	New York
Bynum Chatham	Significant Hazard	13 ft	1874	Gravity	North Carolina
Byrd Lake Cumberland	Significant Hazard	—	1936	Concrete	Tennessee
Byre Dam Lyman	Significant Hazard	27 ft	1940	Earth	South Dakota
Byron Pond Dam Genesee	Significant Hazard	10 ft	1925	Rockfill	New York
Byron Weston Dam No. 1 Berkshire	Significant Hazard	28 ft	1875	Stone	Massachusetts
Caballo Arroyo Dam No. 4 Doña Ana	Significant Hazard	21 ft	1960	Earth	New Mexico
Caballo Arroyo Dam No. 5 Doña Ana	Significant Hazard	31 ft	1960	Earth	New Mexico
Cabarrus Woods Dam Cabarrus	Significant Hazard	—	—	Earth	North Carolina
Cabe Pond Dam Clay	Significant Hazard	—	—	Earth	North Carolina
Cabin Creek Dam Petersburg Borough	Significant Hazard	38 ft	1996	Rockfill	Alaska
Cabot Pond Dam Bristol	Significant Hazard	9 ft	—	Earth	Massachusetts
Caddell Lake Dam Shelby	Significant Hazard	—	1968	Earth	Alabama
Caddis Lake Dam Bibb	Significant Hazard	—	1963	Earth	Alabama
Cadiz Country Club Pond Dam Harrison	Significant Hazard	45 ft	1968	Earth	Ohio
Cady Pond Dam Windham	Significant Hazard	13 ft	1865	Earth	Connecticut
Caesarville Pond Providence	Significant Hazard	6 ft	—	Earth	Rhode Island
Cahoonzie Lake Dam Orange	Significant Hazard	11 ft	1956	Earth	New York
Cains Millpond Dam Sumter	Significant Hazard	9 ft	1850	—	South Carolina
Cains Ridge Dam Fayette	Significant Hazard	17 ft	1980	Earth	Alabama
Cajalco Creek Riverside	Significant Hazard	46 ft	2001	Earth	California
Calbeau Lake Beauregard	Significant Hazard	20 ft	1964	Earth	Louisiana
Calder (Zelph) Uintah	Significant Hazard	—	1989	Earth	Utah
Caldwell Lake Dam Mecklenburg	Significant Hazard	—	—	Earth	North Carolina
Caledonia Creek #3 Henry	Significant Hazard	—	1991	Earth	Tennessee
Caledonia Water Company Franklin	Significant Hazard	32 ft	1967	Earth	Pennsylvania
Calfee Lake Dam Chilton	Significant Hazard	—	1975	Earth	Alabama
Calfkiller River White	Significant Hazard	—	1975	Concrete	Tennessee
Calhoun Lake Dam Knox	Significant Hazard	24 ft	1923	Earth	Illinois
Calkins Pond Dam Hampden	Significant Hazard	14 ft	1961	Earth	Massachusetts
Calkins Pond Upper Dam Hampden	Significant Hazard	25 ft	—	—	Massachusetts
Calkinstown Reservoir Dam Litchfield	Significant Hazard	15 ft	—	Earth	Connecticut
Callaghan Creek Dam Lander	Significant Hazard	21 ft	—	Earth	Nevada
Callahan Creek Watershed A-2 Boone	Significant Hazard	29 ft	1975	Earth	Missouri
Callahan Lake Dam Knox	Significant Hazard	38 ft	1971	Earth	Kentucky
Calloway Dam Avery	Significant Hazard	—	—	Earth	North Carolina
Calvert Gateway Calvert	Significant Hazard	16 ft	2000	Earth	Maryland
Cambon Lake Dam Franklin	Significant Hazard	10 ft	1938	Earth	Illinois
Cambridge Ave Detention Basin Dam Erie	Significant Hazard	8 ft	—	Earth	New York