Rockingham Cnty Wastewtr Lagoon Dam
Key Takeaway
Rockingham Cnty Wastewtr Lagoon Dam is classified as significant hazard in New Hampshire. It was completed in 1990 and is 36 years old. Its primary use is other. Significant hazard means failure could cause economic or environmental damage. Learn more.
Physical Details
| Dam Height | 13 ft (taller than 36.5% in NH) |
| Dam Length | 1,920 ft |
| Dam Type | Earth |
| Max Storage | 63 acre-ft |
| Normal Storage | 63 acre-ft |
| Surface Area | 5 acres |
| Drainage Area | 0 sq mi |
| Max Discharge | 0 cfs |
| Year Completed | 1990 (36 years old) |
| Year Modified | 2002 |
| NID ID | NH01027 |
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
ROCKINGHAM COUNTY COMPLEX
Local Government
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What is the hazard classification of Rockingham Cnty Wastewtr Lagoon Dam?
Rockingham Cnty Wastewtr Lagoon 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 Rockingham Cnty Wastewtr Lagoon Dam?
Rockingham Cnty Wastewtr Lagoon Dam is owned by ROCKINGHAM COUNTY COMPLEX (Local Government). The owner is responsible for maintenance, inspections, and compliance with dam safety regulations.
When was Rockingham Cnty Wastewtr Lagoon Dam built?
Rockingham Cnty Wastewtr Lagoon Dam was completed in 1990, making it 36 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 Rockingham Cnty Wastewtr Lagoon Dam?
Rockingham Cnty Wastewtr Lagoon 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 Rockingham Cnty Wastewtr Lagoon Dam?
Rockingham Cnty Wastewtr Lagoon Dam has a dam height of 13 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 Rockingham Cnty Wastewtr Lagoon Dam last inspected?
Rockingham Cnty Wastewtr Lagoon Dam was last inspected on April 14, 2022. Inspection dates indicate when a formal review occurred, not the results of that inspection.