Other Dams
8,898 dams in the US serve this purpose.
| Dam Name | Hazard | Height | Built | Type | State |
|---|---|---|---|---|---|
| Sweetwater Lane Dam Loudoun | Unknown | 20 ft | — | Earth | Virginia |
| Sweny Erie | Low Hazard | 24 ft | 1983 | Earth | Pennsylvania |
| Swetts Pond Penobscot | Significant Hazard | 6 ft | 1946 | Concrete | Maine |
| Swift Creek Mill Dam Chesterfield | Unknown | 10 ft | 1850 | Concrete | Virginia |
| Swift-Eckrich Dam Madison | Low Hazard | 43 ft | 1986 | Earth | Arkansas |
| Swink Le Flore | Low Hazard | 17 ft | 1961 | Earth | Oklahoma |
| Swinton Dam Gage | Low Hazard | 29 ft | 2007 | Earth | Nebraska |
| Switzer Al Custer | Low Hazard | 25 ft | 1979 | Earth | Oklahoma |
| Sw Oklahoma City Sludge Lagoon Cleveland | Low Hazard | 40 ft | 1965 | Earth | Oklahoma |
| Sworinger Lassen | High Hazard | 35 ft | 1961 | Earth | California |
| S W Seabrook Catfish Ponds Tunica | Significant Hazard | 8 ft | 1969 | Earth | Mississippi |
| S W Seabrook Catfish Ponds Tunica | Low Hazard | 8 ft | 1969 | Earth | Mississippi |
| Swygert Lake Dam Meriwether | Low Hazard | 20 ft | 1950 | Earth | Georgia |
| Sykes Dambax Dam Transylvania | High Hazard | — | — | Earth | North Carolina |
| Sykes Lake Dam Carroll | Low Hazard | 25 ft | — | Earth | Missouri |
| Sylvester Disposal Pond Dam (North) Worth | Low Hazard | 7 ft | 1971 | Earth | Georgia |
| Sylvester Disposal Pond Dam South Worth | Low Hazard | 11 ft | 1971 | Earth | Georgia |
| Sylvester Pond Providence | Low Hazard | 24 ft | 1922 | Earth | Rhode Island |
| Symanowski Dam; Kevin 2 Adams | Low Hazard | 19 ft | 2004 | Earth | North Dakota |
| Symmes Pond York | Low Hazard | 9 ft | 1969 | Earth | Maine |
| Syphon Canyon Orange | High Hazard | 59 ft | 1949 | Earth | California |
| Syracuse Dairy-Heifer Facility Kearny | Low Hazard | 25 ft | 2012 | Earth | Kansas |
| Table View Waste Control Lagoon Dam Custer | Low Hazard | 27 ft | 2015 | Earth | Nebraska |
| Tabo Creek E-24 Lafayette | Significant Hazard | 38 ft | 1962 | Earth | Missouri |
| Tabo Creek F-21 Lafayette | Low Hazard | 39 ft | 1963 | Earth | Missouri |
| Tabo Creek Watershed F-20 Dam Lafayette | Low Hazard | 36 ft | 1963 | Earth | Missouri |
| Tabo Creek Wtrshd E-22 Dam Lafayette | Low Hazard | 35 ft | 1966 | Earth | Missouri |
| Tabo Creek Wtrshd E-28 Dam Lafayette | Low Hazard | 35 ft | 1963 | Earth | Missouri |
| Tacoma Lakes Kennebec | Low Hazard | 11 ft | 1885 | Concrete | Maine |
| Tactical Bridge Nottoway | Low Hazard | — | 1980 | Earth | Virginia |
| Tadlock Hill Dam Montague | Low Hazard | 27 ft | 1973 | Earth | Texas |
| Taggares Dam No 1 Adams | Low Hazard | — | 1968 | Earth | Washington |
| Taggares Dam No 2 Adams | Low Hazard | — | 1968 | Earth | Washington |
| Tahkenitch Lake Douglas | Low Hazard | 10 ft | 1964 | Gravity | Oregon |
| Tailing Pond 127 Dam Ogle | High Hazard | 38 ft | 1991 | Earth | Illinois |
| Tailings Pond No. 1 Dam Getty Oil New Castle | Low Hazard | 15 ft | 1960 | Gravity | Delaware |
| Tailings Pond No. 2 Dam Getty Oil New Castle | Low Hazard | 15 ft | 1960 | Gravity | Delaware |
| Tailings Pond No. 3 Dam Getty Oil New Castle | Low Hazard | 20 ft | 1960 | Gravity | Delaware |
| Tailing Storage Facility 3 Dam Elko | Low Hazard | 69 ft | 2012 | Earth | Nevada |
| Tailwater Dam Potter | Low Hazard | 13 ft | 1950 | Earth | Texas |
| Talbot Mills Dam Middlesex | Significant Hazard | 16 ft | 1828 | Masonry | Massachusetts |
| Talkington Impoundment Billings | Low Hazard | 13 ft | 1991 | Earth | North Dakota |
| Tallac El Dorado | Low Hazard | 11 ft | — | Gravity | California |
| Tallant Lake Dam Red River | Low Hazard | 19 ft | 1968 | Earth | Texas |
| Tallon Dam Sheridan | Significant Hazard | 29 ft | 1965 | Earth | Nebraska |
| Tamarack Wetland Mahnomen | Low Hazard | 8 ft | 1975 | Earth | Minnesota |
| Tank Creek | Low Hazard | 30 ft | 1950 | Earth | Oklahoma |
| Tankard Dam Accomack | Unknown | 9 ft | — | Earth | Virginia |
| Tank Farm Laramie | Significant Hazard | 35 ft | 1983 | Earth | Wyoming |
| Tannahill Winnie G. Harper | Low Hazard | 28 ft | 1960 | Earth | Oklahoma |