Irrigation Dams

9,419 dams in the US serve this purpose.

Dam Name	Hazard	Height	Built	Type	State
Blyton Wibaux	Low Hazard	18 ft	1936	Earth	Montana
Boardman Sewage Lagoons Morrow	Low Hazard	12 ft	1984	Earth	Oregon
Boatner Bryan	Low Hazard	23 ft	1979	Earth	Oklahoma
Boatwright Dam #1 Danville	Unknown	24 ft	—	Earth	Virginia
Boaz Dam Albemarle	Unknown	30 ft	—	Earth	Virginia
Bobby Mcbride Dam Newberry	Low Hazard	33 ft	—	—	South Carolina
Bob Dixon No.1 Niobrara	Low Hazard	42 ft	1959	Earth	Wyoming
Bob Karlin Caddo	Low Hazard	34 ft	1994	Earth	Oklahoma
Boca Nevada	High Hazard	116 ft	1939	Earth	California
Boerner Converse	Low Hazard	26 ft	1986	Earth	Wyoming
Boese Awep Pond Pickens	Low Hazard	11 ft	2010	Earth	Alabama
Boggs and Warren Modoc	Low Hazard	12 ft	1922	Earth	California
Boggy Niobrara	Low Hazard	32 ft	1951	Earth	Wyoming
Bog Hot Reservoir Dam Humboldt	Low Hazard	11 ft	—	Earth	Nevada
Boice Porth Dam Lexington	High Hazard	14 ft	1953	—	South Carolina
Boies Rosebud	Low Hazard	16 ft	1958	Earth	Montana
Boies Reservoir Dam Elko	Low Hazard	44 ft	1969	Earth	Nevada
Boise River Diversion Ada	High Hazard	57 ft	1908	Concrete	Idaho
Bokma Stillwater	Low Hazard	20 ft	1962	Earth	Montana
Boldy Butler	Low Hazard	23 ft	1967	Earth	Pennsylvania
Boman Reservoir Dam Ferry	High Hazard	—	1977	Earth	Washington
Bonanza Meagher	Significant Hazard	44 ft	1938	Earth	Montana
Bonaparte Lake Dam Okanogan	Low Hazard	—	1957	Earth	Washington
Bond Lake Dam Beaverhead	Low Hazard	16 ft	1977	Earth	Montana
Bond Lake Dam Moniteau	High Hazard	25 ft	1977	Earth	Missouri
Bone Lake Dam Nash	Low Hazard	—	1954	Earth	North Carolina
Bonham-Wells Mesa	High Hazard	38 ft	1900	Earth	Colorado
Bonhomme Dam Park	Low Hazard	26 ft	1954	Earth	Montana
Bonita Delta	Low Hazard	28 ft	1893	Earth	Colorado
Bonneau Chouteau	High Hazard	—	2005	Earth	Montana
Bonner, Brandon - No. 2 Utah	Significant Hazard	—	—	Earth	Utah
Bonnie Meade Pueblo	Low Hazard	10 ft	1948	Earth	Colorado
Bonnie View Dam Crook	Significant Hazard	38 ft	1953	Earth	Oregon
Bonnot Reservoir No 1 Jackson	Low Hazard	7 ft	1974	Earth	Texas
Bonny Yuma	High Hazard	130 ft	1951	Earth	Colorado
Bookout Dam Dimmit	Significant Hazard	19 ft	1946	Earth	Texas
Boole Placer	Low Hazard	25 ft	1951	Earth	California
Boomerang Weld	Low Hazard	24 ft	1990	Earth	Colorado
Boon Campbell	Low Hazard	32 ft	2004	Earth	Wyoming
Boonsboro Country Club #1 Bedford	Low Hazard	34 ft	—	Earth	Virginia
Booth (Chouteau) Chouteau	Low Hazard	48 ft	1961	Earth	Montana
Booth Estate Pond Dam Fort Bend	Low Hazard	9 ft	1983	Earth	Texas
Boot Lake Dam Beaverhead	High Hazard	27 ft	1912	Earth	Montana
Boot Ranch Dam 1441 Gillespie	Significant Hazard	28 ft	—	Earth	Texas
Borman Lake Dam Callaway	Low Hazard	20 ft	1976	Earth	Missouri
Borum Dam Prince Edward	Unknown	32 ft	—	Earth	Virginia
Bosch No. 2 Sonoma	Significant Hazard	55 ft	1962	Earth	California
Bosserman Dam Golden Valley	Low Hazard	39 ft	1971	Earth	North Dakota
Boss Lake Chaffee	High Hazard	21 ft	1894	Earth	Colorado
Bostelman Dam Thayer	Low Hazard	18 ft	1984	Earth	Nebraska