Dams in St. Mary's County, Maryland
9Total Dams
1High Hazard
3Significant
Dam Safety in St. Mary's County, Maryland
St. Mary's County has 9 dams tracked in the National Inventory of Dams. Of these, 1 are classified as high hazard — meaning failure would probably cause loss of human life. Another 3 carry a significant hazard classification. Currently, 2 dams have a condition assessment of poor or unsatisfactory.
The average dam in St. Mary's County is 47 years old. The most common purpose is recreation. The tallest dam is Breton Bay Golf And Country Club Dam at 45 ft.
Explore more: Oldest dams in Maryland · Tallest dams · High risk dams · Largest reservoirs
| Dam | Hazard | Condition | Height (ft) | Purpose | Year |
|---|---|---|---|---|---|
| St Marys River Watershed Site 1 | High | Fair | 38 | Recreation | 1975 |
| Breton Bay Golf And Country Club Dam | Significant | Unsatisfactory | 45 | Irrigation | 1970 |
| Ledford Pond Dam | Significant | Poor | 30 | Fish and Wildlife Pond | 1975 |
| Tower Hill Community Pond Dam (tower Hill Road) | Significant | Fair | 18 | Fish and Wildlife Pond | 1975 |
| Wildewood Community Dam | Low | 30 | Flood Risk Reduction | 1989 | |
| Clair Peake Dam (md 235) | Low | Fair | 26 | Recreation | 1983 |
| Holton Pond Dam | Low | Fair | 13 | Recreation | 1958 |
| Wildewood Dam On St Marys River | Low | 10 | Flood Risk Reduction | 1989 | |
| Norris Dam | Low | Not Rated | 10 | Recreation | 1990 |