Irrigation Dams
9,419 dams in the US serve this purpose.
| Dam Name | Hazard | Height | Built | Type | State |
|---|---|---|---|---|---|
| Weaver Ridge Lake Dam Peoria | Low Hazard | 44 ft | 1996 | Earth | Illinois |
| Webb Hill Lake Dam Hunt | Low Hazard | 20 ft | 1969 | Earth | Texas |
| Weber Morgan | Low Hazard | 14 ft | 1910 | Concrete | Utah |
| Weber Mineral | High Hazard | 40 ft | 1935 | Earth | Nevada |
| Weber El Dorado | High Hazard | 92 ft | 1924 | Multi-Arch | California |
| Weber/Box Elder - A Reservoir Weber | High Hazard | — | — | Earth | Utah |
| Weber/Box Elder - D Reservoir - 900 West Weber | Significant Hazard | — | 1991 | Earth | Utah |
| Weber/Box Elder - Westview Reservoir Weber | Significant Hazard | — | — | Earth | Utah |
| Weber - North Dam Montezuma | Low Hazard | 29 ft | 1902 | Earth | Colorado |
| Weber - South Dam Montezuma | Low Hazard | 25 ft | 1902 | Earth | Colorado |
| Webster Madison | Low Hazard | 22 ft | 1976 | — | Idaho |
| Webster Rooks | High Hazard | 154 ft | 1955 | Earth | Kansas |
| Webster Dam Colfax | High Hazard | 36 ft | 1909 | Earth | New Mexico |
| Webster Lake East Adams | Significant Hazard | 14 ft | 1888 | Earth | Colorado |
| Webster Machine Works Pond Bienville | Low Hazard | 12 ft | 1960 | Earth | Louisiana |
| W E Dennis Dam Comanche | Low Hazard | 20 ft | 1969 | Earth | Texas |
| Weder No 1 Bryan | Low Hazard | 26 ft | 1973 | Earth | Oklahoma |
| Weeks Lake Dam Edgecombe | Significant Hazard | — | 1956 | Earth | North Carolina |
| Wee Ruby Mineral | Low Hazard | 13 ft | 1934 | Earth | Colorado |
| Wee Wee Laramie | Low Hazard | 29 ft | 1991 | Earth | Wyoming |
| Weger Dam #1 Bryan | High Hazard | 30 ft | — | — | Oklahoma |
| Wehrman Dam 1386 Nuckolls | Low Hazard | 27 ft | 1979 | Earth | Nebraska |
| Weir and Johnson Delta | High Hazard | 21 ft | 1974 | Earth | Colorado |
| Weir Lake Summit | Low Hazard | — | 1933 | Masonry | Utah |
| Weir Pond Sheridan | Low Hazard | 8 ft | 1969 | Concrete | Wyoming |
| Welborn Dam Guilford | High Hazard | — | — | Earth | North Carolina |
| Welch Lake Dam Comanche | Low Hazard | 18 ft | 1971 | Earth | Texas |
| Welch Reservoir (Widman #2) Baker | Low Hazard | 12 ft | 1890 | Earth | Oregon |
| Weller Dam Holt | Low Hazard | 24 ft | 1958 | Earth | Nebraska |
| Weller Dam 2 Holt | Low Hazard | 22 ft | 1975 | Earth | Nebraska |
| Welling No 2 Bear Lake | Low Hazard | 29 ft | 1962 | — | Idaho |
| Wellington Jefferson | High Hazard | 70 ft | 1895 | Earth | Colorado |
| Welliver Lake Dam Bates | Low Hazard | 21 ft | 1976 | Earth | Missouri |
| Wells Chelan | High Hazard | 160 ft | 1968 | Gravity | Washington |
| Wells Dam Prince Edward | Unknown | 25 ft | — | Earth | Virginia |
| Wells Dam Santa Rosa | Low Hazard | 16 ft | 1970 | Earth | Florida |
| Wells Dam No 1 Wood | Low Hazard | 18 ft | 1957 | Earth | Texas |
| Wells Lake Dam Drew | Low Hazard | — | 1968 | Earth | Arkansas |
| Wells Lake Dam Schley | Low Hazard | 50 ft | 1972 | Earth | Georgia |
| Wellsville Cache | Significant Hazard | — | 1957 | Earth | Utah |
| Welschmeyer Lake Dam Audrain | Low Hazard | 20 ft | 1977 | Earth | Missouri |
| Welschmeyer's Dam Osage | High Hazard | 28 ft | 1978 | Earth | Missouri |
| Welsh Eagle | Significant Hazard | 36 ft | 1915 | Earth | Colorado |
| Wenas Dam Yakima | High Hazard | — | 1911 | Rockfill | Washington |
| Wenatchee Heights Reservoir No 2 Dam Chelan | High Hazard | — | 1998 | Earth | Washington |
| Wendell #1 McCone | Low Hazard | 34 ft | 1950 | Earth | Montana |
| Wendell Goff Logan | Low Hazard | 15 ft | 1950 | Earth | Colorado |
| Wendell Hobby Irrigation Pond Dam Turner | Low Hazard | 16 ft | 2007 | Earth | Georgia |
| Wendell's Lake Dam Pike | Low Hazard | 24 ft | 1976 | Earth | Missouri |
| Wendt Lake Dam Lincoln | Low Hazard | 30 ft | 1973 | Earth | Missouri |