East Market Pond Dam is an earth dam located in Fairfax County, Virginia. It carries a Significant hazard potential classification.
Dam profile
NID height · 12 ft12 ft tall and 548 ft long. Height is drawn to scale against a two-story house, about 25 ft; the profile is a generic embankment section and the water level is illustrative.
About East Market Pond Dam
The primary purpose of East Market Pond Dam is flood risk reduction. The dam is designed to control downstream flooding by temporarily storing excess water during storms and releasing it at a controlled rate. The dam is owned by East Market Investments LLC (private). It impounds the Tributary to Big Rocky Run.
The dam stands 12 feet tall and stretches 548 feet across, and has a maximum storage capacity of 53 acre-feet.
This dam has a significant hazard potential classification, meaning that a failure could cause significant economic damage — flooding roads, bridges, or property downstream — but is not expected to result in loss of life.
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Location
| State | Virginia |
| County | Fairfax |
| River/Stream | Tributary to Big Rocky Run |
| Coordinates | 38.86010, -77.37880 |
Physical Characteristics
| Dam Type | Earth |
| NID Height | 12 ft |
| Dam Height | 12 ft |
| Dam Length | 548 ft |
Storage & Hydraulics
| NID Storage | 53 acre-ft |
| Max Storage | 53 acre-ft |
Ownership & Safety
| Purpose | Flood Risk Reduction |
| Owner | East Market Investments LLC |
| Owner Type | Private |
| Hazard Classification | Significant |
| Condition Assessment | Not assessed |
| Emergency Action Plan | No |
Identifiers
| NID ID | VA059059 |
| Federal ID | VA059059 |
| More Info | State Dam Safety Program |