Groveton Municipal Lagoons Dam
Key Takeaway
Groveton Municipal Lagoons Dam is classified as significant hazard in New Hampshire. It was completed in 2012 and is 14 years old. Its primary use is other. Significant hazard means failure could cause economic or environmental damage. Learn more.
Physical Details
| Dam Height | 20 ft (taller than 70.9% in NH) |
| Dam Length | 3,000 ft |
| Dam Type | Earth |
| Max Storage | 55 acre-ft |
| Normal Storage | 22 acre-ft |
| Surface Area | 16 acres |
| Drainage Area | 0 sq mi |
| Max Discharge | 0 cfs |
| Year Completed | 2012 (14 years old) |
| NID ID | NH03797 |
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
NORTHUMBERLAND BOARD OF SELECTMEN
Local Government
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What is the hazard classification of Groveton Municipal Lagoons Dam?
Groveton Municipal Lagoons 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 Groveton Municipal Lagoons Dam?
Groveton Municipal Lagoons Dam is owned by NORTHUMBERLAND BOARD OF SELECTMEN (Local Government). The owner is responsible for maintenance, inspections, and compliance with dam safety regulations.
When was Groveton Municipal Lagoons Dam built?
Groveton Municipal Lagoons Dam was completed in 2012, making it 14 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 Groveton Municipal Lagoons Dam?
Groveton Municipal Lagoons Dam serves the following purposes: Other. Many dams in the U.S. are multi-purpose, supporting flood control, water supply, recreation, and other uses.
How tall is Groveton Municipal Lagoons Dam?
Groveton Municipal Lagoons Dam has a dam height of 20 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 Groveton Municipal Lagoons Dam last inspected?
Groveton Municipal Lagoons Dam was last inspected on October 27, 2021. Inspection dates indicate when a formal review occurred, not the results of that inspection.