Dulles Airport Dam
Key Takeaway
Dulles Airport Dam is classified as significant hazard in Virginia. Its primary use is water supply. Significant hazard means failure could cause economic or environmental damage. Learn more.
Physical Details
| Dam Height | 11 ft (taller than 4.7% in VA) |
| Dam Length | 650 ft |
| Dam Type | Earth |
| Max Storage | 259 acre-ft |
| Normal Storage | 102 acre-ft |
| Surface Area | 28 acres |
| Drainage Area | 1 sq mi |
| NID ID | VA107008 |
Safety Information
No probable loss of human life, but can cause economic loss, environmental damage, or disruption of lifeline facilities.
Hazard potential describes downstream consequences of failure, not the dam's current condition. What does this mean?
Ownership
Metro-Washington Airport Authority
Public Utility
Nearby Dams
Dulles Corner Lake Dam
Fairfax, VA
Significant Hazard 20 ftDulles Station Regional Pond Dam
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Low Hazard 21 ftHorsepen Dam
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High Hazard 50 ftAol Dam No. 2
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Unknown 17 ftPrentice Drive Dam (Near Randolph Drive)
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Unknown 18 ftAol Dam No. 1
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Unknown 20 ftUunet Lower Pond Dam
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Unknown 13 ftMoorefield Station East Swm Pond Dam
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High Hazard 14 ftFrequently Asked Questions
What is the hazard classification of Dulles Airport Dam?
Dulles Airport Dam is classified as Significant Hazard. No probable loss of human life, but can cause economic loss, environmental damage, or disruption of lifeline facilities. This classification refers to the potential downstream consequences of a failure, not the dam's current structural condition.
Who owns and operates Dulles Airport Dam?
Dulles Airport Dam is owned by Metro-Washington Airport Authority (Public Utility). The owner is responsible for maintenance, inspections, and compliance with dam safety regulations.
What is the primary purpose of Dulles Airport Dam?
Dulles Airport Dam serves the following purposes: Water Supply. Many dams in the U.S. are multi-purpose, supporting flood control, water supply, recreation, and other uses.
How tall is Dulles Airport Dam?
Dulles Airport Dam has a dam height of 11 ft. Dam height is measured from the natural streambed at the downstream toe to the top of the dam, and may differ from the visible height.