South Twin Lake Dam
Fairfax County, Virginia
River/Stream: Moore Creek
Significant Hazard
Failure could cause economic loss or disruption
Key Facts
Condition Assessment
SatisfactoryLast inspected: 2022-04-28
Hazard Classification: Significant — This describes the potential consequences of dam failure, not the likelihood of failure.
Condition Assessment: Satisfactory — This describes the current physical condition of the dam based on the most recent inspection.
Location
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Quick Stats
- NID ID
- VA059011
- State
- Virginia (VA)
- Coordinates
- 38.81590, -77.40510
Nearby Dams
- North Twin Lake DamSignificant
- Hampton Forest Section 4 Swm DamHigh
- Compton Village Lake DamUndetermined
- Lakeside Dam No. 2Undetermined
- Trinity Centre DamUndetermined
- Upper Occoquan Sewage Authority DamHigh
- Emergency Sewage Retention Pond No.1 StructureSignificant
- Emergency Sewage Retention Pond No.2 StructureSignificant
External Resources
Data sourced from the National Inventory of Dams (NID). Information may not reflect the most current status of this dam. Hazard classification reflects potential consequences of failure, not the likelihood of failure or the current condition.