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
Blair No. 2 Clay	Significant Hazard	—	1961	Earth	Alabama
Blake Orange	Significant Hazard	26 ft	1972	Earth	Vermont
B Lake #1 Grundy	Significant Hazard	—	1960	Earth	Tennessee
B Lake #2 Grundy	Significant Hazard	—	—	Earth	Tennessee
Blakely	Significant Hazard	35 ft	—	Earth	South Carolina
Blalock Pond Dam Person	Significant Hazard	—	—	Earth	North Carolina
Blancett Dam Breckinridge	Significant Hazard	25 ft	1964	Earth	Kentucky
Blanchard Creek Bonner	Significant Hazard	19 ft	1910	—	Idaho
Blanchard Pond Dam Fairfield	Significant Hazard	10 ft	—	Masonry	Connecticut
Blanchester Reservoir No. 5 Dam Clinton	Significant Hazard	14 ft	1970	Earth	Ohio
Blanchester Reservoirs No. 1 & 2 Dam Clinton	Significant Hazard	10 ft	1924	Earth	Ohio
Blanke Dam Cheyenne	Significant Hazard	21 ft	1956	Earth	Nebraska
Blanket Creek WS SCS Site 16 Dam Brown	Significant Hazard	33 ft	1965	Earth	Texas
Blanket Creek WS SCS Site 6 Dam Brown	Significant Hazard	45 ft	1966	Earth	Texas
Blanket Creek WS SCS Site 7 Dam Brown	Significant Hazard	30 ft	1966	Earth	Texas
Blast & Cast Pond Dam Hartford	Significant Hazard	20 ft	1953	Earth	Connecticut
Blatt Dam Henderson	Significant Hazard	—	—	Earth	North Carolina
Blatz Pond Dam Litchfield	Significant Hazard	15 ft	—	Earth	Connecticut
Blazer Pond Dam Schoharie	Significant Hazard	11 ft	—	Earth	New York
Blend Lake Dam Stark	Significant Hazard	23 ft	—	Earth	Ohio
Blessing Lake Dam Anderson	Significant Hazard	20 ft	1949	Earth	Texas
Blevins Blaine	Significant Hazard	26 ft	1952	Earth	Montana
Blind Pond Dam Fairfield	Significant Hazard	9 ft	—	Masonry	Connecticut
B.L.M./South Big Creek Reservoir Rich	Significant Hazard	—	—	Earth	Utah
Bloch Lamoille	Significant Hazard	36 ft	1967	Earth	Vermont
Block Island Rod & Gun Club Pond Washington	Significant Hazard	14 ft	1950	Rockfill	Rhode Island
Block Lake Dam Montgomery	Significant Hazard	33 ft	—	Earth	Missouri
Blodgett Sacramento	Significant Hazard	19 ft	1939	Earth	California
Blodgett Orange	Significant Hazard	32 ft	1965	Earth	Vermont
Bloodgoods Pond Dam Union	Significant Hazard	14 ft	1935	Earth	New Jersey
Blood Pond Dam Plymouth	Significant Hazard	11 ft	—	Earth	Massachusetts
Bloods Pond Dam Middlesex	Significant Hazard	12 ft	2004	Earth	Massachusetts
Bloodworth Pond Dam Peach	Significant Hazard	16 ft	—	Earth	Georgia
Bloomingdale North Lake Dam Jefferson	Significant Hazard	33 ft	1975	Earth	Ohio
Blue Anchor Brook Dam Camden	Significant Hazard	8 ft	1926	Earth	New Jersey
Bluebonnet Hills Pond 5 Washington	Significant Hazard	14 ft	—	Earth	Texas
Blue Brothers Lake Dam Harnett	Significant Hazard	—	1955	Earth	North Carolina
Blue Giant Meadow Luzerne	Significant Hazard	12 ft	1912	Earth	Pennsylvania
Blue Grass Lake Dam Scott	Significant Hazard	28 ft	1974	Earth	Iowa
Blue Heron Lake Dam Westchester	Significant Hazard	15 ft	1936	Earth	New York
Blue Lake Beaver	Significant Hazard	—	1925	Earth	Utah
Blue Lake Dam New London	Significant Hazard	10 ft	1900	Earth	Connecticut
Blue Lake Dam Moore	Significant Hazard	—	—	Earth	North Carolina
Blue Pond Washington	Significant Hazard	13 ft	1885	Gravity	Rhode Island
Blue Ridge Det Butler	Significant Hazard	16 ft	1990	Earth	Pennsylvania
Blue Ridge Forest Dam Albemarle	Significant Hazard	31 ft	—	Earth	Virginia
Blue Ridge Lake Dam Transylvania	Significant Hazard	—	—	Earth	North Carolina
Blue Ridge Tissue Dam Caldwell	Significant Hazard	—	—	Arch	North Carolina
Blue Springs Washington	Significant Hazard	—	1957	Earth	Utah
Blue Stone Lake Dam Gibson	Significant Hazard	23 ft	1935	Earth	Indiana