Waller Mill Dam
Key Takeaway
Waller Mill Dam is classified as high hazard in Virginia. Its primary use is water supply. 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 | 40 ft (taller than 86.6% in VA) |
| Dam Length | 1,190 ft |
| Dam Type | Earth |
| Max Storage | 7.3K acre-ft |
| Normal Storage | 4.6K acre-ft |
| Surface Area | 351 acres |
| Drainage Area | 7 sq mi |
| NID ID | VA199003 |
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
City of Williamsburg
Public Utility
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Significant Hazard 27 ftFrequently Asked Questions
What is the hazard classification of Waller Mill Dam?
Waller Mill 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 Waller Mill Dam?
Waller Mill Dam is owned by City of Williamsburg (Public Utility). The owner is responsible for maintenance, inspections, and compliance with dam safety regulations.
What is the primary purpose of Waller Mill Dam?
Waller Mill Dam serves the following purposes: Water Supply, Recreation. Many dams in the U.S. are multi-purpose, supporting flood control, water supply, recreation, and other uses.
How tall is Waller Mill Dam?
Waller Mill Dam has a dam height of 40 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 Waller Mill Dam last inspected?
Waller Mill Dam was last inspected on October 28, 2021. Inspection dates indicate when a formal review occurred, not the results of that inspection.