Lake John Dam
Key Takeaway
Lake John Dam is classified as unknown in Virginia. Its primary use is irrigation.
Physical Details
| Dam Height | 28 ft (taller than 60.8% in VA) |
| Dam Length | 335 ft |
| Dam Type | Earth |
| Max Storage | 235 acre-ft |
| Normal Storage | 96 acre-ft |
| Surface Area | 13 acres |
| Drainage Area | 4 sq mi |
| NID ID | VA187002 |
Safety Information
Hazard potential has not been determined.
Hazard potential describes downstream consequences of failure, not the dam's current condition. What does this mean?
Ownership
Mark Peter Lynch
Private
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Low Hazard 15 ftFrequently Asked Questions
What is the hazard classification of Lake John Dam?
Lake John Dam is classified as Unknown. Hazard potential has not been determined. This classification refers to the potential downstream consequences of a failure, not the dam's current structural condition.
Who owns and operates Lake John Dam?
Lake John Dam is owned by Mark Peter Lynch (Private). The owner is responsible for maintenance, inspections, and compliance with dam safety regulations.
What is the primary purpose of Lake John Dam?
Lake John Dam serves the following purposes: Irrigation. Many dams in the U.S. are multi-purpose, supporting flood control, water supply, recreation, and other uses.
How tall is Lake John Dam?
Lake John Dam has a dam height of 28 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.