Dams in Delaware County, Ohio
25Total Dams
14High Hazard
5Significant
Dam Safety in Delaware County, Ohio
Delaware County has 25 dams tracked in the National Inventory of Dams. Of these, 14 are classified as high hazard — meaning failure would probably cause loss of human life. Another 5 carry a significant hazard classification. Currently, 4 dams have a condition assessment of poor or unsatisfactory.
The average dam in Delaware County is 50 years old. The most common purpose is recreation. The tallest dam is Alum Creek Dam at 93 ft.
Explore more: Oldest dams in Ohio · Tallest dams · High risk dams · Largest reservoirs
| Dam | Hazard | Condition | Height (ft) | Purpose | Year |
|---|---|---|---|---|---|
| Alum Creek Dam | High | Not Available | 93 | Flood Risk Reduction | 1974 |
| O'shaughnessy | High | Satisfactory | 79 | Water Supply | 1924 |
| Del-co Upland Storage Reservoir No. 4 | High | Fair | 53 | Water Supply | 1995 |
| Del-co Upland Storage Reservoir No. 3 | High | Fair | 51 | Water Supply | 1994 |
| Westerville Reservoir Dam | High | Satisfactory | 47 | Water Supply | 1960 |
| John R. Doutt Upground Reservoir | High | Fair | 46 | Water Supply | 2014 |
| Del-co Upland Storage Reservoir No. 5 | High | Fair | 45 | Water Supply | 2004 |
| Del-co Upland Storage Reservoir No. 2 | High | Satisfactory | 43 | Water Supply | 1989 |
| Alum Creek Upground Reservoir No. 2 | High | Fair | 36 | Water Supply | 2004 |
| Alum Creek Upground Reservoir | High | Fair | 24 | Water Supply | 1997 |
| Lexington Glen Dam | High | Satisfactory | 23 | Recreation | 1990 |
| Horace Troop Pond Dam | High | Poor | 21 | Recreation | 1956 |
| Sunbury Upground Reservoir No. 2 | High | Fair | 20 | Recreation | 1964 |
| Sunbury Upground Reservoir No. 1 | High | Fair | 17 | Recreation | 1955 |
| Homestead Neighbors Lake Dam | Significant | Fair | 14 | Recreation | 1949 |
| Lake Hill Lodge Dam | Significant | Fair | 14 | Recreation | 1962 |
| Libertyvale Lake Dam | Significant | Fair | 14 | Recreation | |
| Ashley Waterworks Reservoir | Significant | Poor | 12 | Recreation | 1954 |
| Campden Lakes North Dam | Significant | Satisfactory | 10 | Flood Risk Reduction | 1998 |
| Havens Lake Dam | Low | Fair | 38 | Recreation | 1980 |
| Berkshire Lake Dam | Low | Fair | 28 | Recreation | 1967 |
| Golden Bear Reservoir Dam | Low | Poor | 26 | Recreation | 1972 |
| Lake Crum Dam | Low | Poor | 23 | Recreation | 1974 |
| Pomeroy Pond No. 2 Dam | Undetermined | Not Rated | 32 | Recreation | 1965 |
| Pomeroy Pond No. 1 Dam | Undetermined | Not Rated | 29 | Recreation | 1965 |