Browse All Dams
| Dam Name | Hazard | Height | Built | Type | State |
|---|---|---|---|---|---|
| Yung North Dam Kimball | Low Hazard | 20 ft | 1970 | Earth | Nebraska |
| Yung South Dam Kimball | Low Hazard | 16 ft | 1960 | Earth | Nebraska |
| Yvonne Welborn Dam Beauregard | Low Hazard | 18 ft | 1982 | Earth | Louisiana |
| Ywca Recreational Pond Dam Wyoming | Low Hazard | 17 ft | 1967 | Earth | New York |
| Zabolotny Dam; Anton Billings | Low Hazard | 17 ft | 2007 | Earth | North Dakota |
| Zachariah Lake Dam Lee | High Hazard | 40 ft | 1950 | Earth | Kentucky |
| Zachery Lake Dam Troup | Low Hazard | 28 ft | 1972 | Earth | Georgia |
| Zach Mendenhall Dam Clarke | Low Hazard | 26 ft | 2017 | Earth | Iowa |
| Zachry Lake Dam Franklin | High Hazard | 38 ft | 1955 | Earth | Texas |
| Zachry Lake No 2 Dam Webb | Low Hazard | 26 ft | 1979 | Earth | Texas |
| Zachry Lake No 3 Dam Webb | Low Hazard | 24 ft | 1979 | Earth | Texas |
| Zack Hudson Dam Appomattox | Unknown | 30 ft | — | Earth | Virginia |
| Zahn Dam Otoe | Low Hazard | 32 ft | 1952 | Earth | Nebraska |
| Zahn Dam; Henry Jr. Hettinger | Low Hazard | 7 ft | 1934 | Earth | North Dakota |
| Zahn Dam; Joseph Oliver | Low Hazard | 17 ft | 1964 | Earth | North Dakota |
| Zaiser Dam Des Moines | High Hazard | 61 ft | 2010 | Earth | Iowa |
| Zajic's East Canadian | High Hazard | 19 ft | — | — | Oklahoma |
| Zajic's West Canadian | High Hazard | 20 ft | — | — | Oklahoma |
| Zaleski Lake Dam Bell | Low Hazard | 7 ft | 1978 | Earth | Texas |
| Zalesky Dam Jefferson | Low Hazard | 25 ft | 1980 | Earth | Nebraska |
| Zalla Berling Dam Gallatin | Low Hazard | 32 ft | 1995 | Earth | Kentucky |
| Zalmanek Lake Dam Milam | Low Hazard | 25 ft | 1962 | Earth | Texas |
| Zamora Lake Dam Jefferson | High Hazard | — | 1955 | Earth | Alabama |
| Zander Lake Dam Lafayette | Low Hazard | 25 ft | — | Earth | Missouri |
| Zander Lake Dam Montgomery | High Hazard | 18 ft | 1968 | Earth | Missouri |
| Zander Lake Dam Callaway | Low Hazard | 25 ft | 1977 | Earth | Missouri |
| Zane Lake Dam Bell | Low Hazard | 17 ft | 1964 | Earth | Texas |
| Zanesville State Nursery Lake Dam Muskingum | High Hazard | 32 ft | — | Earth | Ohio |
| Zanzi Pal Hill | Low Hazard | 25 ft | 1930 | Earth | Montana |
| Zarbrook Baldwin | Low Hazard | 25 ft | 1965 | Earth | Georgia |
| Zarges Pond Dam Macoupin | Low Hazard | 30 ft | 1978 | Earth | Illinois |
| Zastwony Dam Halifax | Unknown | 21 ft | — | Earth | Virginia |
| Zaugg Dam Pocahontas | Low Hazard | 42 ft | 1998 | Earth | Iowa |
| Z Cake Rosebud | Low Hazard | 15 ft | 1950 | Earth | Montana |
| Z. Drum Perkins | Low Hazard | 14 ft | 1935 | Earth | South Dakota |
| Zeagler Irrigation Pond Dam Screven | Low Hazard | 15 ft | 1977 | Earth | Georgia |
| Zebroski Hughes | Low Hazard | 34 ft | 1975 | Earth | South Dakota |
| Zebulon Outdoor Storage Dam Wake | High Hazard | — | 2022 | Earth | North Carolina |
| Zedler Mill Dam Caldwell | Significant Hazard | 11 ft | — | Buttress | Texas |
| Zehner Mill Pond Dam Marshall | High Hazard | 9 ft | 1933 | Earth | Indiana |
| Zehr Dam Buffalo | Low Hazard | 15 ft | 1960 | Earth | Nebraska |
| Zehr Pond Dam Henry | Unknown | 26 ft | — | Earth | Virginia |
| Zeigler City Lake Dam Franklin | Significant Hazard | 19 ft | 1948 | Earth | Illinois |
| Zeigler Coal Company Lake Randolph | Low Hazard | 19 ft | 1977 | Earth | Illinois |
| Zeigler Coal Lake 5 Dam Williamson | Significant Hazard | 18 ft | 1963 | Earth | Illinois |
| Zeigler Pond Dam Orangeburg | High Hazard | 16 ft | 1960 | — | South Carolina |
| Zeiner Pond Litchfield | Significant Hazard | 20 ft | 1911 | Earth | Connecticut |
| Zeiset Dam Knox | Low Hazard | 26 ft | 2006 | Earth | Missouri |
| Zeke Allart Dam Perkins | Significant Hazard | 22 ft | 1957 | Earth | South Dakota |
| Zelene Smith Pond Dam Edgefield | Low Hazard | 20 ft | 1950 | — | South Carolina |