Irrigation Dams
9,419 dams in the US serve this purpose.
| Dam Name | Hazard | Height | Built | Type | State |
|---|---|---|---|---|---|
| Barrett, J. Dam Beaverhead | Low Hazard | 35 ft | 1962 | Earth | Montana |
| Barretts Diversion Beaverhead | Low Hazard | 11 ft | 1962 | Concrete | Montana |
| Barrington-16 Grady | Low Hazard | 35 ft | — | — | Oklahoma |
| Barr Lake Adams | High Hazard | 42 ft | 1893 | Earth | Colorado |
| Barry, Nick Reservoir Lake | Low Hazard | 27 ft | 1927 | Earth | Oregon |
| Barry No. 2 San Juan | Low Hazard | — | 1953 | Earth | Utah |
| Bartels Dam 2 Johnson | Low Hazard | 25 ft | 1978 | Earth | Nebraska |
| Bartenfield Lake Dam Dooly | Low Hazard | 14 ft | 1978 | Earth | Georgia |
| Bartlett Lake Dam Cass | Low Hazard | 33 ft | 1966 | Earth | Missouri |
| Barton Siskiyou | Low Hazard | 13 ft | 1964 | Earth | California |
| Barton Porter East Garfield | Significant Hazard | 75 ft | 1958 | Earth | Colorado |
| Barton Porter West Garfield | High Hazard | 89 ft | 2005 | Earth | Colorado |
| Bartos Dam 2 Knox | Low Hazard | 19 ft | 1977 | Earth | Nebraska |
| Bartos Irrigation Dam Knox | Low Hazard | 24 ft | 1976 | Earth | Nebraska |
| Bartos Irrigation Dam 2 Knox | Low Hazard | 31 ft | 1979 | Earth | Nebraska |
| Bar V #1 Big Horn | Low Hazard | 30 ft | 1955 | Earth | Montana |
| Bar X Ranch Reservoir #2 Lake | High Hazard | 30 ft | 2003 | Earth | California |
| Basch Johnson | Low Hazard | 34 ft | 1960 | Earth | Wyoming |
| Bascherini Solano | High Hazard | 35 ft | 1962 | Earth | California |
| Baseline - East Boulder | High Hazard | 40 ft | 1905 | Earth | Colorado |
| Baseline - Northwest Boulder | High Hazard | 20 ft | 1905 | Earth | Colorado |
| Basin Converse | Low Hazard | 25 ft | 1974 | Earth | Wyoming |
| Basin Grand | Low Hazard | 22 ft | 1913 | Earth | Colorado |
| Basin #1 Delta | Low Hazard | 18 ft | 1949 | Earth | Colorado |
| Basin #2 Delta | Low Hazard | 15 ft | 1949 | Earth | Colorado |
| Bass Weld | Low Hazard | 18 ft | 1896 | Earth | Colorado |
| Bassett #2 Moffat | Low Hazard | 16 ft | 1939 | Earth | Colorado |
| Bassett Brown Napa | Significant Hazard | 36 ft | 1990 | Earth | California |
| Bassett Lake Dam White Pine | Low Hazard | 12 ft | — | Earth | Nevada |
| Bass Lake Ravalli | High Hazard | 35 ft | 1887 | Earth | Montana |
| Bass Lake Siskiyou | Low Hazard | 18 ft | 1949 | Earth | California |
| Bass Lake Dam Nash | Low Hazard | — | 1960 | Earth | North Carolina |
| Bass Lake Dam Leon | Low Hazard | 32 ft | 1981 | Earth | Texas |
| Bass Lake Dam Colquitt | Low Hazard | 18 ft | 1999 | Earth | Georgia |
| Bass Pond Johnson | Low Hazard | 31 ft | 1910 | Earth | Wyoming |
| Bastian Lake Dam Audrain | Low Hazard | 23 ft | 1969 | Earth | Missouri |
| Bastian Lake Dam Audrain | Low Hazard | 18 ft | 1973 | Earth | Missouri |
| Bateman #1 Garfield | Low Hazard | 20 ft | 1973 | Earth | Montana |
| Bateman Peach Orchard Pond Dam Bibb | Low Hazard | 8 ft | — | Earth | Georgia |
| Bates Campbell | Low Hazard | 30 ft | 1952 | Earth | Wyoming |
| Bates Creek Natrona | Significant Hazard | 23 ft | 1910 | Earth | Wyoming |
| Bates Dam Campbell | Unknown | 12 ft | — | Earth | Virginia |
| Batson Pump Pond Dam Stone | Low Hazard | 21 ft | — | Earth | Mississippi |
| Battle Axe Fremont | Low Hazard | 17 ft | 1916 | Earth | Wyoming |
| Battle Creek Meagher | Low Hazard | 34 ft | 1956 | Earth | Montana |
| Battle Creek Crook | Low Hazard | 33 ft | 1973 | Earth | Wyoming |
| Battlement #6 Garfield | Low Hazard | 18 ft | 1898 | Earth | Colorado |
| Battlement No 2 Garfield | Low Hazard | 19 ft | 1912 | Earth | Colorado |
| Baucom Lake Dam Mecklenburg | High Hazard | — | 1980 | Earth | North Carolina |
| Bauer Dam Hutchinson | Low Hazard | 32 ft | 1976 | Earth | South Dakota |