Dams in Tompkins County, New York
14Total Dams
4High Hazard
6Significant
Dam Safety in Tompkins County, New York
Tompkins County has 14 dams tracked in the National Inventory of Dams. Of these, 4 are classified as high hazard — meaning failure would probably cause loss of human life. Another 6 carry a significant hazard classification. Currently, 4 dams have a condition assessment of poor or unsatisfactory.
The average dam in Tompkins County is 80 years old. The most common purpose is recreation. The tallest dam is 60 Foot Dam at 75 ft.
Explore more: Oldest dams in New York · Tallest dams · High risk dams · Largest reservoirs
| Dam | Hazard | Condition | Height (ft) | Purpose | Year |
|---|---|---|---|---|---|
| 60 Foot Dam | High | Poor | 75 | Water Supply | 1911 |
| Virgil Creek Watershed Floodwater Dam | High | Satisfactory | 70 | Flood Risk Reduction | 1998 |
| 30 Foot Dam | High | Poor | 36 | Recreation | 1903 |
| Jennings Pond Dam | High | Fair | 17 | Recreation | 1986 |
| Treman Lake Dam | Significant | Poor | 36 | Recreation | 1930 |
| Beebe Dam | Significant | Satisfactory | 28 | Hydroelectric | 1897 |
| South Hill Pond Dam | Significant | Satisfactory | 20 | Flood Risk Reduction | |
| Van Natta Dam | Significant | Poor | 12 | Other | 1907 |
| Beacon Hills Village Dam | Significant | Satisfactory | 10 | Recreation | 1973 |
| Dryden Lake Outlet Dam | Significant | Satisfactory | 9 | Recreation | 1974 |
| Dwyer Dam | Low | Not Rated | 36 | Other | 1966 |
| Enfield Glen Dam | Low | Not Rated | 25 | Recreation | 1933 |
| Cornell University Pond #2 Dam | Low | Not Rated | 8 | Other | 1955 |
| Cornell University Wildlife Pond #1 Dam | Low | Not Rated | 7 | Other | 1954 |