Horsepen Dam
High HazardSatisfactory ConditionEmergency Action Plan: Yes
Location
| State | Virginia |
| County | Loudoun |
| River/Stream | Horsepen Run |
| Coordinates | 38.98950, -77.46520 |
Physical Characteristics
| Dam Type | Earth |
| NID Height | 50 ft |
| Dam Height | 50 ft |
| Dam Length | 600 ft |
Storage & Hydraulics
| NID Storage | 15,200 acre-ft |
| Max Storage | 15,200 acre-ft |
| Normal Storage | 129 acre-ft |
| Surface Area | 18 acres |
| Drainage Area | 22 sq mi |
Ownership & Safety
| Purpose | Water Supply |
| Owner | Metro-Washington Airport Authority |
| Owner Type | Public Utility |
| Hazard Classification | High |
| Condition Assessment | Satisfactory |
| Last Inspection | 07/20/2021 |
| Emergency Action Plan | Yes |