T. Howard Duckett Dam
Maryland, Howard County, Patuxent River
Location
| State | Maryland |
| County | Howard |
| River | Patuxent River |
| Coordinates | 39.11670, -76.87510 |
Physical Characteristics
| NID Height | 139 ft |
| Dam Height | 139 ft |
| Dam Length | 1,965 ft |
| NID Storage | 59,000 acre-ft |
| Max Storage | 59,000 acre-ft |
| Surface Area | 773 acres |
Safety Classification
| Hazard Potential | High |
| Condition Assessment | Fair |
| EAP Status | Yes |
| Last Inspection | May 24, 2024 |
| Inspection Frequency | - |
Dam Information
| Year Completed | 1953 |
| Primary Purpose | Water Supply |
| Dam Type | Buttress |
| Owner Type | Public Utility |
| Owner | Washington Suburban Sanitary Commission |
| Other Name | Duckett Dam;Duckett Reservoir;Rocky Gorge 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.