Lebanon Water Treatment Intake Dam
Key Takeaway
Lebanon Water Treatment Intake Dam is classified as significant hazard in New Hampshire. It was completed in 1934 and is 92 years old. Its primary use is water supply. Significant hazard means failure could cause economic or environmental damage. Learn more.
Physical Details
| Dam Height | 16 ft (taller than 54.9% in NH) |
| Dam Length | 140 ft |
| Dam Type | Concrete |
| Max Storage | 4 acre-ft |
| Normal Storage | 1 acre-ft |
| Surface Area | 0 acres |
| Drainage Area | 169 sq mi |
| Max Discharge | 5,314 cfs |
| Year Completed | 1934 (92 years old) |
| NID ID | NH01068 |
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
CITY OF LEBANON
Local Government
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High Hazard 33 ftFrequently Asked Questions
What is the hazard classification of Lebanon Water Treatment Intake Dam?
Lebanon Water Treatment Intake 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 Lebanon Water Treatment Intake Dam?
Lebanon Water Treatment Intake Dam is owned by CITY OF LEBANON (Local Government). The owner is responsible for maintenance, inspections, and compliance with dam safety regulations.
When was Lebanon Water Treatment Intake Dam built?
Lebanon Water Treatment Intake Dam was completed in 1934, making it 92 years old. Many U.S. dams were built between the 1930s and 1970s during a period of major infrastructure investment.
What is the primary purpose of Lebanon Water Treatment Intake Dam?
Lebanon Water Treatment Intake 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 Lebanon Water Treatment Intake Dam?
Lebanon Water Treatment Intake Dam has a dam height of 16 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 Lebanon Water Treatment Intake Dam last inspected?
Lebanon Water Treatment Intake Dam was last inspected on October 21, 2020. Inspection dates indicate when a formal review occurred, not the results of that inspection.