High Hazard Dams

Loss of human life is likely if the dam fails.

Dam Name	Hazard	Height	Built	Type	State
Bluestem Dam Lancaster	High Hazard	—	1963	Earth	Nebraska
Bluestem Dam (Previously Daybreak Ridge Dam) Johnson	High Hazard	20 ft	1962	Earth	Kansas
Bluestem Estates Lake Dam Coryell	High Hazard	28 ft	1966	Earth	Texas
Blue Stem HOA Oklahoma	High Hazard	23 ft	1925	Earth	Oklahoma
Bluestem Lake Osage	High Hazard	74 ft	1958	Earth	Oklahoma
Bluestone Dam Summers	High Hazard	—	1947	Concrete	West Virginia
Bluewater Dam Cibola	High Hazard	75 ft	1927	Arch	New Mexico
Bluewell Water Supply Dam No.1 Mercer	High Hazard	36 ft	1966	Earth	West Virginia
Bluewell Water Supply Dam No.2 Mercer	High Hazard	36 ft	1966	Earth	West Virginia
Blunn Jefferson	High Hazard	68 ft	1979	Earth	Colorado
Bob Edwards Dam Oconee	High Hazard	37 ft	1992	—	South Carolina
Bobjack Dam #1 Pitt	High Hazard	—	—	Earth	North Carolina
Bobjack Dam #2 Pitt	High Hazard	—	—	Earth	North Carolina
Bobjack Dam #3 Pitt	High Hazard	—	—	Earth	North Carolina
Bob's #1 Maury	High Hazard	—	1961	Earth	Tennessee
Bob's #2 Maury	High Hazard	—	1958	Earth	Tennessee
Boca Nevada	High Hazard	116 ft	1939	Earth	California
Boca Negra Detention Dam Bernalillo	High Hazard	26 ft	2014	Earth	New Mexico
Boco Mo Dam Boone	High Hazard	39 ft	1974	Earth	Missouri
B & O Dam Preston	High Hazard	41 ft	1904	Concrete	West Virginia
Boeing Creek M1 Detention Dam King	High Hazard	—	1983	Earth	Washington
Boeing Creek Park North Pond Dam King	High Hazard	—	1998	Earth	Washington
Boeing Flood Control Dam Snohomish	High Hazard	—	1967	Earth	Washington
Boeye Reservoir Levee Hidalgo	High Hazard	16 ft	1959	Earth	Texas
Bog Brook Dam #1 Putnam	High Hazard	47 ft	1893	Earth	New York
Bog Brook Dam #2 Putnam	High Hazard	24 ft	1936	Earth	New York
Bogue WS Str Y-30-095 Dam Montgomery	High Hazard	21 ft	1960	Earth	Mississippi
Boice Porth Dam Lexington	High Hazard	14 ft	1953	—	South Carolina
Boiling Springs Lake Dam Brunswick	High Hazard	—	1964	Earth	North Carolina
Boiling Springs Lake Upper Dam Brunswick	High Hazard	—	—	Earth	North Carolina
Bois D Arc Lake Dam Fannin	High Hazard	90 ft	2023	Earth	Texas
Boise River Diversion Ada	High Hazard	57 ft	1908	Concrete	Idaho
Boland Pond Dam Haywood	High Hazard	—	—	Earth	North Carolina
Boleman Hill Road Pond Dam Hart	High Hazard	22 ft	1989	Earth	Georgia
Boles Lake Dam Durham	High Hazard	—	1995	Earth	North Carolina
Boley Lake Dam Fayette	High Hazard	40 ft	1965	Earth	West Virginia
Boling Pond Dam Florence	High Hazard	17 ft	1900	—	South Carolina
Boling Pond Dam Greenville	High Hazard	25 ft	1989	—	South Carolina
Bolivar Dam Stark	High Hazard	—	1938	Earth	Ohio
Bollinger Lake Dam Bollinger	High Hazard	25 ft	—	Earth	Missouri
Boltz Lake Dam Grant	High Hazard	62 ft	1956	Earth	Kentucky
Boman Reservoir Dam Ferry	High Hazard	—	1977	Earth	Washington
Bond Falls Main Dam Ontonagon	High Hazard	50 ft	1938	Gravity	Michigan
Bond Lake Dam Moniteau	High Hazard	25 ft	1977	Earth	Missouri
Bone Creek Reservoir Crawford	High Hazard	52 ft	1997	Earth	Kansas
Bonham State Park Dam Fannin	High Hazard	29 ft	1935	Earth	Texas
Bonham-Wells Mesa	High Hazard	38 ft	1900	Earth	Colorado
Bonita Dam Atascosa	High Hazard	20 ft	1926	Earth	Texas
Bonita Lake Boyd	High Hazard	27 ft	1947	Earth	Kentucky
Bonita Lake Dam Number 1 Lauderdale	High Hazard	27 ft	1939	Earth	Mississippi