Irrigation Dams
9,419 dams in the US serve this purpose.
| Dam Name | Hazard | Height | Built | Type | State |
|---|---|---|---|---|---|
| Wolfe Pecanlands Lake No 1 Dam Comanche | Low Hazard | 64 ft | 1973 | Earth | Texas |
| Wolff Campbell | Low Hazard | 30 ft | 2004 | Earth | Wyoming |
| Wolf Mountain Routt | Low Hazard | 47 ft | 1988 | Earth | Colorado |
| Wolf Ranch Irrigation Reservoir El Paso | Low Hazard | 12 ft | 2018 | Earth | Colorado |
| Womac Dam Gadsden | Low Hazard | 15 ft | 1970 | Earth | Florida |
| Womack #1 Delta | Low Hazard | 27 ft | 1962 | Earth | Colorado |
| Womack #2 and 3 Delta | Low Hazard | 15 ft | 1930 | Earth | Colorado |
| Womble Lower Dam Caswell | Low Hazard | — | — | Earth | North Carolina |
| Wommack Lake Dam Jefferson | Low Hazard | 14 ft | 1962 | Earth | Georgia |
| Woodberry Farm Dam Gloucester | Unknown | 8 ft | — | Earth | Virginia |
| Woodchuck Missoula | Low Hazard | 25 ft | 1960 | Earth | Montana |
| Wood County 3 Wood | Low Hazard | 9 ft | 1935 | Gravity | Wisconsin |
| Wooded Lake Dam Cumberland | Significant Hazard | — | — | Earth | North Carolina |
| Wood Lake Dam Harnett | Low Hazard | — | 1955 | Earth | North Carolina |
| Wood Lake Dam Adair | Low Hazard | 30 ft | 1977 | Earth | Missouri |
| Woodland Navajo | High Hazard | 18 ft | 1914 | Earth | Arizona |
| Woodlawn Lake No 1 Dam Grayson | Low Hazard | 18 ft | 1972 | Earth | Texas |
| Woodmoor C. C. #4 El Paso | Low Hazard | 28 ft | 1965 | Earth | Colorado |
| Woodmoor Lake El Paso | High Hazard | 58 ft | 1973 | Earth | Colorado |
| Woodrat Knob Jackson | High Hazard | 90 ft | 1960 | Earth | Oregon |
| Wood Reservoir Dam No 1 Chelan | High Hazard | — | 1991 | Earth | Washington |
| Wood Reservoir Dam No 2 Chelan | High Hazard | — | 1989 | Earth | Washington |
| Woodridge Lake Washington | High Hazard | 26 ft | 1957 | Earth | Pennsylvania |
| Woodruff Creek Rich | High Hazard | — | 1970 | Earth | Utah |
| Woodruff Narrows Uinta | High Hazard | 68 ft | 1962 | Earth | Wyoming |
| Woods Grand | Low Hazard | 9 ft | 1921 | Earth | Colorado |
| Woods Dam North Callaway | Low Hazard | 15 ft | 1973 | Earth | Missouri |
| Woods Dam South Callaway | Low Hazard | 32 ft | 1971 | Earth | Missouri |
| Woodside Dam 4 Aiken | High Hazard | 39 ft | 1991 | — | South Carolina |
| Woodside Ph Iii Dam Aiken | Low Hazard | 31 ft | 1931 | — | South Carolina |
| Woods Lake Weld | Significant Hazard | 26 ft | 1892 | Earth | Colorado |
| Woods Pond Dam Plymouth | Significant Hazard | 7 ft | — | Earth | Massachusetts |
| Woods Reservoir Dam San Juan | Low Hazard | — | 1972 | Earth | Washington |
| Wood (Toole) Toole | Low Hazard | 19 ft | 1963 | Earth | Montana |
| Woodward Stanislaus | High Hazard | 58 ft | 1918 | Earth | California |
| Woodward Dam No 1 Coryell | Low Hazard | 35 ft | 1962 | Earth | Texas |
| Woodward Dam No 2 Coryell | Low Hazard | 30 ft | 1962 | Earth | Texas |
| Woolfolk Reservoir Jackson | Significant Hazard | 47 ft | 1955 | Earth | Oregon |
| Worden Reservoir 2 Klamath | Low Hazard | 42 ft | 1962 | Earth | Oregon |
| Works Lake Dam Duplin | Low Hazard | — | 1949 | Earth | North Carolina |
| Worster Larimer | Significant Hazard | 72 ft | 1911 | Earth | Colorado |
| Wortham Washakie | Low Hazard | 20 ft | 1915 | Earth | Wyoming |
| Worth Dam Kendall | Low Hazard | 36 ft | 1986 | Earth | Texas |
| Worthington Farms Dam Pitt | Low Hazard | — | 2005 | Earth | North Carolina |
| W.P. Franklin Lock and Dam Lee | Low Hazard | — | 1965 | — | Florida |
| Wrathal-Johnson Tooele | Low Hazard | — | 1947 | Earth | Utah |
| W.R. Hamilton No. 2 Converse | Low Hazard | 20 ft | 1917 | Earth | Wyoming |
| Wright Irrigation Pond No. 2 Dam Toombs | Low Hazard | 10 ft | 1955 | Earth | Georgia |
| Wright Lake Dam Hoke | Low Hazard | — | 1943 | Earth | North Carolina |
| Wright Reservoir Dam Plymouth | Low Hazard | 11 ft | 1900 | Earth | Massachusetts |