Lake Washington Dam
Key Takeaway
Lake Washington Dam is classified as high hazard in Virginia. Its primary use is recreation. High hazard means loss of life is likely if the dam fails — it does not indicate the dam's current condition. Learn more.
Physical Details
| Dam Height | 11 ft (taller than 4.7% in VA) |
| Dam Length | 850 ft |
| Dam Type | Earth |
| Max Storage | 125 acre-ft |
| Normal Storage | 80 acre-ft |
| Surface Area | 16 acres |
| Drainage Area | 2 sq mi |
| NID ID | VA127014 |
Safety Information
Loss of human life is likely if the dam fails.
Hazard potential describes downstream consequences of failure, not the dam's current condition. What does this mean?
Ownership
Patriots Landing Management Corporation
Private
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What is the hazard classification of Lake Washington Dam?
Lake Washington Dam is classified as High Hazard. Loss of human life is likely if the dam fails. This classification refers to the potential downstream consequences of a failure, not the dam's current structural condition.
Who owns and operates Lake Washington Dam?
Lake Washington Dam is owned by Patriots Landing Management Corporation (Private). The owner is responsible for maintenance, inspections, and compliance with dam safety regulations.
What is the primary purpose of Lake Washington Dam?
Lake Washington Dam serves the following purposes: Recreation. Many dams in the U.S. are multi-purpose, supporting flood control, water supply, recreation, and other uses.
How tall is Lake Washington Dam?
Lake Washington 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.
When was Lake Washington Dam last inspected?
Lake Washington Dam was last inspected on September 11, 2019. Inspection dates indicate when a formal review occurred, not the results of that inspection.