Upper Occoquan Sewage Authority Dam
Fairfax County, Virginia
River/Stream: TR-Bull Run
High Hazard
Failure would likely cause loss of life
Key Facts
Condition Assessment
FairLast inspected: 2022-09-22
Hazard Classification: High — This describes the potential consequences of dam failure, not the likelihood of failure.
Condition Assessment: Fair — This describes the current physical condition of the dam based on the most recent inspection.
Location
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Quick Stats
- NID ID
- VA059024
- State
- Virginia (VA)
- Coordinates
- 38.80260, -77.45720
Nearby Dams
- Emergency Sewage Retention Pond No.1 StructureSignificant
- Emergency Sewage Retention Pond No.2 StructureSignificant
- Compton Village Lake DamUndetermined
- Lakeside Dam No. 2Undetermined
- Trinity Centre DamUndetermined
- South Twin Lake DamSignificant
- Lake Plaza Prop DamUndetermined
- North Twin Lake DamSignificant
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.