Browse All Dams
| Dam Name | Hazard | Height | Built | Type | State |
|---|---|---|---|---|---|
| Wyngate Lake Dam Henry | Low Hazard | 26 ft | — | Earth | Georgia |
| Wynn and Harrell No 1 Dam Lowndes | Significant Hazard | — | — | Earth | Alabama |
| Wynn and Harrell No 2 Dam Lowndes | Significant Hazard | — | — | Earth | Alabama |
| Wynn Brothers Lake Dam Baldwin | Low Hazard | — | 1969 | Earth | Alabama |
| Wynne Lake St. Louis | Low Hazard | 12 ft | 1944 | Gravity | Minnesota |
| Wynne Lake Dam Bleckley | Low Hazard | 19 ft | 1976 | Earth | Georgia |
| Wynne Lake Dam Grundy | Low Hazard | 25 ft | — | Earth | Missouri |
| Wynn Irrigation Pond Dam Turner | Low Hazard | 16 ft | 1977 | Earth | Georgia |
| Wynn Lake Dam Banks | Low Hazard | 32 ft | 1957 | Earth | Georgia |
| Wynns Pond Dam Coweta | Low Hazard | 12 ft | 1900 | Rockfill | Georgia |
| Wynoochee Grays Harbor | High Hazard | 175 ft | 1972 | Gravity | Washington |
| Wynstone Boulevard Dam Will | Low Hazard | 8 ft | — | Earth | Illinois |
| Wyocena Columbia | Low Hazard | 14 ft | 1849 | Gravity | Wisconsin |
| Wyoming Campbell | Low Hazard | 20 ft | 2006 | Earth | Wyoming |
| Wyoming Development Company No. 1 Platte | Significant Hazard | 45 ft | 1960 | Earth | Wyoming |
| Wyoming Hereford Ranch No. 1 Laramie | Significant Hazard | 28 ft | 1930 | Earth | Wyoming |
| Wyoming Hereford Ranch No. 2 Laramie | Significant Hazard | 31 ft | 1936 | Earth | Wyoming |
| Wyoming Lake Dam Kent | High Hazard | 13 ft | 1925 | Gravity | Delaware |
| Wyoming Upper Washington | High Hazard | 11 ft | 1885 | Masonry | Rhode Island |
| Wyo. Refining Containment Pond Weston | Low Hazard | 28 ft | 1980 | Earth | Wyoming |
| Wyotana Ranch #4 Carter | Low Hazard | 18 ft | 1962 | Earth | Montana |
| Wyotana Ranch #5 Carter | Low Hazard | 15 ft | 1962 | Earth | Montana |
| Wyre - Wynd New London | Low Hazard | 21 ft | 1913 | Masonry | Connecticut |
| Wyrick Fallon | Low Hazard | 22 ft | 1984 | Earth | Montana |
| Wyrosdick Pond Dam Butler | Low Hazard | — | 1969 | Earth | Alabama |
| Wysong Dam Guilford | Low Hazard | — | — | Earth | North Carolina |
| Wysong Dam Grand Traverse | Significant Hazard | 11 ft | 1989 | Earth | Michigan |
| Xit No.10 Beaver | Low Hazard | 25 ft | 1955 | Earth | Oklahoma |
| Xit No.11 Beaver | Low Hazard | 20 ft | 1949 | Earth | Oklahoma |
| Xit No.8 Beaver | Low Hazard | 20 ft | 1962 | Earth | Oklahoma |
| Xit No.9 Beaver | Low Hazard | 20 ft | 1955 | Earth | Oklahoma |
| Xmas Tank Dam Maverick | Low Hazard | 12 ft | 1974 | Earth | Texas |
| Xqz Lake Dam Tom Green | Low Hazard | 20 ft | 1957 | Earth | Texas |
| X Way Millpond Dam Scotland | Low Hazard | — | 1949 | Earth | North Carolina |
| X. Ziltner Hyde | Low Hazard | 14 ft | 1953 | Earth | South Dakota |
| Yacht Club Bay Dam Number 15 Tuscaloosa | Low Hazard | — | 1976 | Earth | Alabama |
| Yacht Club Bay Dam Number 8 Tuscaloosa | Low Hazard | — | 1976 | Earth | Alabama |
| Yachtmans Point Dam Davidson | High Hazard | — | 2004 | Earth | North Carolina |
| Yacovelli Lake Dam St. Francois | High Hazard | 20 ft | — | Earth | Missouri |
| Yadco Lake Dam Moore | Low Hazard | — | 1959 | Earth | North Carolina |
| Yadkin Falls Montgomery | High Hazard | 74 ft | 1919 | Gravity | North Carolina |
| Yadkin Narrows Stanly | High Hazard | 201 ft | 1917 | Gravity | North Carolina |
| Yadkin Recreation Park Dam Yadkin | Low Hazard | — | — | Earth | North Carolina |
| Yadkin River Water Supply Project Dam Union | High Hazard | — | — | Other | North Carolina |
| Yadkin Valley Nursery Dam Yadkin | Low Hazard | — | — | Earth | North Carolina |
| Yadkinville Wtp Reservoir Dam Yadkin | High Hazard | — | 2009 | Earth | North Carolina |
| Yagel Dam Linn | Low Hazard | 26 ft | 1996 | Earth | Missouri |
| Yager Lake Dam Oldham | High Hazard | 33 ft | 1950 | Earth | Kentucky |
| Yahnke Dam Davis | Low Hazard | 30 ft | 1970 | Earth | Iowa |
| Yahola Tulsa | High Hazard | 35 ft | 1948 | Earth | Oklahoma |