Irrigation Dams

9,419 dams in the US serve this purpose.

Dam Name	Hazard	Height	Built	Type	State
Blake-Denton No. 2 Washakie	Low Hazard	13 ft	1911	Earth	Wyoming
Blakemore Dam Wheeler	Low Hazard	25 ft	1962	Earth	Texas
Blalock Dam Mecklenburg	Unknown	24 ft	—	Earth	Virginia
Blanchard Creek Bonner	Significant Hazard	19 ft	1910	—	Idaho
Blanchard Lake Dam Barton	Low Hazard	23 ft	1969	Earth	Missouri
Blanchard-Offner Napa	High Hazard	47 ft	1963	Earth	California
Blanchard Pond Beaverhead	Low Hazard	10 ft	1960	Earth	Montana
Bland County Farm Dam Bland	Unknown	22 ft	—	Earth	Virginia
Blanding City No. 3 San Juan	High Hazard	—	1961	Earth	Utah
Blanket Creek WS SCS Site 17a 1 Dam Mills	High Hazard	51 ft	1969	Earth	Texas
Blanket Creek WS SCS Site 18 Dam Mills	High Hazard	42 ft	1965	Earth	Texas
Blanket Creek WS SCS Site 19 Dam Mills	High Hazard	45 ft	1965	Earth	Texas
Blanket Creek WS SCS Site 2a Dam Comanche	High Hazard	37 ft	1969	Earth	Texas
Blann Meadows Dam Wheeler	Low Hazard	29 ft	1959	Earth	Oregon
Blasingame #3 McNairy	Low Hazard	—	1987	Earth	Tennessee
Blazing Tree Ranch Pond 5 North Dam San Juan	Low Hazard	—	1965	Earth	Washington
Blazing Tree Ranch Pond 5 South Dam San Juan	Low Hazard	—	1965	Earth	Washington
Blazing Tree Ranch Pond 6 Dam San Juan	Low Hazard	—	1977	Earth	Washington
Blessing No.1 Tripp	Low Hazard	27 ft	1977	Earth	South Dakota
Blevin Dam Malheur	Low Hazard	23 ft	1954	Earth	Oregon
Blevins Blaine	Significant Hazard	26 ft	1952	Earth	Montana
Blind Brook Club Dam Westchester	High Hazard	32 ft	1959	Concrete	New York
Bliss No. 1 Niobrara	Low Hazard	33 ft	1970	Earth	Wyoming
Bliss No. 1 Albany	Low Hazard	27 ft	1956	Earth	Wyoming
Blitzkie Dam Boyd	Low Hazard	30 ft	1977	Earth	Nebraska
Blixit Creek Missoula	High Hazard	30 ft	1961	Earth	Montana
Blodgett Sacramento	Significant Hazard	19 ft	1939	Earth	California
Blodgett Lake Ravalli	Low Hazard	14 ft	1911	Earth	Montana
Blomquist Reservoir Beaverhead	Low Hazard	12 ft	1950	Earth	Montana
Bloods Pond Dam Middlesex	Significant Hazard	12 ft	2004	Earth	Massachusetts
Bloomer Pond Dam Halifax	Low Hazard	—	1996	Earth	North Carolina
Bloom Lake Dam Shelby	Low Hazard	27 ft	1976	Earth	Missouri
Blossom Valley Reservoir San Diego	High Hazard	42 ft	1962	Earth	California
B.L. Swift Weld	Low Hazard	12 ft	1890	Earth	Colorado
Blueberry Lake Henderson	Low Hazard	14 ft	—	Earth	Texas
Bluebonnet Farms Lake Dam Grimes	Low Hazard	18 ft	1973	Earth	Texas
Blue Brothers Lake Dam Harnett	Significant Hazard	—	1955	Earth	North Carolina
Blue Cloud Abbey Dam #1 Grant	Low Hazard	35 ft	1951	Earth	South Dakota
Blue Cloud Abbey Dam #2 Grant	Low Hazard	40 ft	1978	Earth	South Dakota
Blue Creek Box Elder	High Hazard	—	1904	Earth	Utah
Blue Heron Reservoir Yamhill	Low Hazard	12 ft	1979	Earth	Oregon
Blue Lake Beaver	Significant Hazard	—	1925	Earth	Utah
Blue Lake #1 San Miguel	Low Hazard	13 ft	1903	Earth	Colorado
Blue Mesa Gunnison	High Hazard	390 ft	1965	Earth	Colorado
Blue Ridge School Dam Greene	Unknown	30 ft	—	Earth	Virginia
Blue River Dam Lane	High Hazard	270 ft	1968	Earth	Oregon
Bluewater Dam Cibola	High Hazard	75 ft	1927	Arch	New Mexico
Blue Wing Lake Dam Bexar	Low Hazard	10 ft	1967	Earth	Texas
Bluff Creek Dam Taylor	Low Hazard	20 ft	1960	Earth	Texas
Blum Dam Boyd	Low Hazard	37 ft	1977	Earth	Nebraska