Drew Lake South Weir
Key Takeaway
Drew Lake South Weir is classified as low hazard in New Hampshire. Its primary use is flood risk reduction.
Physical Details
| Dam Height | 12 ft (taller than 28.2% in NH) |
| Dam Length | 385 ft |
| Dam Type | Concrete |
| Max Storage | 1.6K acre-ft |
| Normal Storage | 0 acre-ft |
| Surface Area | 130 acres |
| Drainage Area | 426 sq mi |
| NID ID | NH00487 |
Safety Information
No probable loss of human life and low economic/environmental losses expected.
Hazard potential describes downstream consequences of failure, not the dam's current condition. What does this mean?
Ownership
US ARMY CORP OF ENGINEERS
Federal Government
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High Hazard 77 ftFrequently Asked Questions
What is the hazard classification of Drew Lake South Weir?
Drew Lake South Weir is classified as Low Hazard. No probable loss of human life and low economic/environmental losses expected. This classification refers to the potential downstream consequences of a failure, not the dam's current structural condition.
Who owns and operates Drew Lake South Weir?
Drew Lake South Weir is owned by US ARMY CORP OF ENGINEERS (Federal Government). The owner is responsible for maintenance, inspections, and compliance with dam safety regulations.
What is the primary purpose of Drew Lake South Weir?
Drew Lake South Weir serves the following purposes: Flood Risk Reduction. Many dams in the U.S. are multi-purpose, supporting flood control, water supply, recreation, and other uses.
How tall is Drew Lake South Weir?
Drew Lake South Weir has a dam height of 12 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 Drew Lake South Weir last inspected?
Drew Lake South Weir was last inspected on October 24, 2011. Inspection dates indicate when a formal review occurred, not the results of that inspection.