Gumpas Pond Dam
Key Takeaway
Gumpas Pond Dam is classified as high hazard in New Hampshire. It was completed in 1900 and is 126 years old. Its primary use is recreation. High hazard means loss of life is likely if the dam fails — it does not indicate the dam's current condition. Learn more.
Physical Details
| Dam Height | 10 ft (taller than 16% in NH) |
| Dam Length | 170 ft |
| Dam Type | Earth |
| Max Storage | 558 acre-ft |
| Normal Storage | 185 acre-ft |
| Surface Area | 93 acres |
| Drainage Area | 2 sq mi |
| Max Discharge | 132 cfs |
| Year Completed | 1900 (126 years old) |
| NID ID | NH00527 |
Safety Information
Loss of human life is likely if the dam fails.
Hazard potential describes downstream consequences of failure, not the dam's current condition. What does this mean?
Ownership
GUMPAS POND ASSOC LTD
Private
Nearby Dams
Collinsville Dam
Middlesex, MA
Significant Hazard 22 ftMarston Finn Conservation Dam
Rockingham, NH
Low Hazard 14 ftAyers Pond Dam
Hillsborough, NH
Low Hazard 16 ftBeaver Brook Dam
Middlesex, MA
Significant Hazard 18 ftPawtucket Dam
Middlesex, MA
Low Hazard 16 ftLower Flint Pond Dam
Middlesex, MA
Low Hazard 28 ftLocust Pond Dam
Middlesex, MA
Significant Hazard 14 ftUpper Flint Pond Dam
Middlesex, MA
Significant Hazard 10 ftFrequently Asked Questions
What is the hazard classification of Gumpas Pond Dam?
Gumpas Pond Dam is classified as High Hazard. Loss of human life is likely if the dam fails. This classification refers to the potential downstream consequences of a failure, not the dam's current structural condition.
Who owns and operates Gumpas Pond Dam?
Gumpas Pond Dam is owned by GUMPAS POND ASSOC LTD (Private). The owner is responsible for maintenance, inspections, and compliance with dam safety regulations.
When was Gumpas Pond Dam built?
Gumpas Pond Dam was completed in 1900, making it 126 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 Gumpas Pond Dam?
Gumpas Pond Dam serves the following purposes: Recreation. Many dams in the U.S. are multi-purpose, supporting flood control, water supply, recreation, and other uses.
How tall is Gumpas Pond Dam?
Gumpas Pond Dam has a dam height of 10 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 Gumpas Pond Dam last inspected?
Gumpas Pond Dam was last inspected on October 24, 2022. Inspection dates indicate when a formal review occurred, not the results of that inspection.