Potomac Dam No. 5
Significant HazardNot Available ConditionEmergency Action Plan: Yes
Location
| State | Maryland |
| County | Washington |
| Nearest City | WILLIAMSPORT, MD |
| River/Stream | POTOMAC RIVER |
| Coordinates | 39.60614, -77.92274 |
Physical Characteristics
| Dam Type | Earth |
| NID Height | 20 ft |
| Dam Height | 20 ft |
| Year Completed | 1830 (196 years old) |
Storage & Hydraulics
| NID Storage | 4,900 acre-ft |
| Max Storage | 4,900 acre-ft |
| Surface Area | 490 acres |
| Drainage Area | 5,100 sq mi |
| Max Discharge | 340,000 cfs |
| Spillway Type | Uncontrolled |
Ownership & Safety
| Purpose | Fish and Wildlife Pond |
| Owner | DOI NPS |
| Owner Type | Federal |
| Hazard Classification | Significant |
| Condition Assessment | Not Available |
| Last Inspection | 07/27/2023 |
| Emergency Action Plan | Yes |