Upper Swm Pond @ Mountain Run
Upper Swm Pond @ Mountain Run is an earth dam located in Hanover County, Virginia. It carries a Low hazard potential classification and has a fair condition assessment.
About Upper Swm Pond @ Mountain Run
The primary purpose of Upper Swm Pond @ Mountain Run 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 J3g Partners, Llc (private). It impounds the Neds Creek.
The dam stands 25 feet tall and stretches 640 feet across, creates a reservoir covering 13 acres, has a maximum storage capacity of 169 acre-feet, and collects water from a drainage area of 0 square miles.
This dam has a low hazard potential classification, meaning that failure would cause minimal damage, limited primarily to the dam owner's property, with no expected loss of life. Its condition is rated fair — the dam has minor deficiencies that are being addressed or do not pose an immediate safety threat. An emergency action plan is in place for this dam. The most recent inspection on record was 06/15/2022.
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Location
| State | Virginia |
| County | Hanover |
| River/Stream | Neds Creek |
| Coordinates | 37.76050, -77.59930 |
Physical Characteristics
| Dam Type | Earth |
| NID Height | 25 ft |
| Dam Height | 25 ft |
| Dam Length | 640 ft |
Storage & Hydraulics
| NID Storage | 169 acre-ft |
| Max Storage | 169 acre-ft |
| Normal Storage | 82 acre-ft |
| Surface Area | 13 acres |
| Drainage Area | 0 sq mi |
Ownership & Safety
| Purpose | Flood Risk Reduction |
| Owner | J3G Partners, LLC |
| Owner Type | Private |
| Hazard Classification | Low |
| Condition Assessment | Fair |
| Last Inspection | 06/15/2022 |
| Emergency Action Plan | Yes |
Identifiers
| NID ID | VA085046 |
| Federal ID | VA085046 |
| More Info | State Dam Safety Program |