St Marys River Watershed Site 1
Maryland — St. Mary's County — Western Br, St. Marys River
Location
| State | Maryland |
| County | St. Mary's |
| River | Western Br, St. Marys River |
| Coordinates | 38.25190, -76.53440 |
Physical Characteristics
| NID Height | 38 ft |
| Dam Height | 38 ft |
| Dam Length | 1,670 ft |
| NID Storage | 9,600 acre-ft |
| Max Storage | 9,600 acre-ft |
| Surface Area | 250 acres |
Safety Classification
| Hazard Potential | High |
| Condition Assessment | Fair |
| EAP Status | Yes |
| Last Inspection | November 15, 2024 |
| Inspection Frequency | — |
Dam Information
| Year Completed | 1975 |
| Primary Purpose | Recreation |
| Dam Type | Earth |
| Owner Type | State |
| Owner | MD DNR-Public Lands, Engineering & Constr-Southern |
| Other Name | St Marys River State Park Dam |
Location Map
About This Dam Record
Dam safety data is maintained by the Army Corps of Engineers National Inventory of Dams (NID). High-hazard dams are those where failure could cause loss of life or major property damage downstream.