Bethlehem Sewage Lagoon Dam
Key Takeaway
Bethlehem Sewage Lagoon Dam is classified as significant hazard in New Hampshire. It was completed in 1985 and is 41 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 | 2,108 ft |
| Dam Type | Earth |
| Max Storage | 26 acre-ft |
| Normal Storage | 14 acre-ft |
| Surface Area | 3 acres |
| Drainage Area | 0 sq mi |
| Max Discharge | 0 cfs |
| Year Completed | 1985 (41 years old) |
| NID ID | NH00903 |
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
BETHLEHEM VILLAGE DISTRICT
Local Government
Nearby Dams
Bethlehem Dam
Grafton, NH
Low Hazard 29 ftBaker Brook Pond Dam
Grafton, NH
Significant Hazard 11 ftApthorp
Grafton, NH
Significant Hazard 24 ftBurns Lake Dam
Coos, NH
Low Hazard 13 ftWhitefield Lagoon Dam
Coos, NH
Significant Hazard 32 ftFaraway Pond Dam
Coos, NH
Significant Hazard 20 ftCoffin Pond Dam
Grafton, NH
Low Hazard 10 ftEcho Lake Dam
Grafton, NH
Low Hazard 7 ftFrequently Asked Questions
What is the hazard classification of Bethlehem Sewage Lagoon Dam?
Bethlehem Sewage 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 Bethlehem Sewage Lagoon Dam?
Bethlehem Sewage Lagoon Dam is owned by BETHLEHEM VILLAGE DISTRICT (Local Government). The owner is responsible for maintenance, inspections, and compliance with dam safety regulations.
When was Bethlehem Sewage Lagoon Dam built?
Bethlehem Sewage Lagoon Dam was completed in 1985, making it 41 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 Bethlehem Sewage Lagoon Dam?
Bethlehem Sewage 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 Bethlehem Sewage Lagoon Dam?
Bethlehem Sewage 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 Bethlehem Sewage Lagoon Dam last inspected?
Bethlehem Sewage Lagoon Dam was last inspected on October 20, 2020. Inspection dates indicate when a formal review occurred, not the results of that inspection.