Dams in Hancock County, Ohio
12Total Dams
9High Hazard
3Significant
Dam Safety in Hancock County, Ohio
Hancock County has 12 dams tracked in the National Inventory of Dams. Of these, 9 are classified as high hazard — meaning failure would probably cause loss of human life. Another 3 carry a significant hazard classification. Currently, 4 dams have a condition assessment of poor or unsatisfactory.
The average dam in Hancock County is 77 years old. The most common purpose is water supply. The tallest dam is Fostoria Upground Reservoir No. 5 at 36 ft.
Explore more: Oldest dams in Ohio · Tallest dams · High risk dams · Largest reservoirs
| Dam | Hazard | Condition | Height (ft) | Purpose | Year |
|---|---|---|---|---|---|
| Fostoria Upground Reservoir No. 5 | High | Fair | 36 | Water Supply | 1958 |
| Findlay Upground Reservoir No. 2 | High | Fair | 32 | Water Supply | 1971 |
| Veterans Memorial Reservoir | High | Fair | 32 | Water Supply | 1992 |
| Mccomb Upground Reservoir No. 2 | High | Fair | 32 | Water Supply | 1979 |
| Findlay Upground Reservoir No. 1 | High | Fair | 28 | Water Supply | 1950 |
| Lake Mosier Upground Reservoir | High | Poor | 25 | Water Supply | 1941 |
| Lake Mottram Upground Reservoir | High | Fair | 20 | Water Supply | 1891 |
| Lake Lamberjack Upground Reservoir | High | Poor | 19 | Water Supply | 1919 |
| Mccomb Upground Reservoir No. 1 | High | Fair | 17 | Water Supply | 1953 |
| Van Buren Lake Dam | Significant | Poor | 23 | Recreation | 1939 |
| Rawson Wwt Lagoon | Significant | Satisfactory | 15 | Debris Control | 2003 |
| Lake Daugherty Upground Reservoir | Significant | Poor | 12 | Water Supply | 1891 |