Stinson Lake Dam
Key Takeaway
Stinson Lake Dam is classified as low hazard in New Hampshire. It was completed in 1780 and is 246 years old. Its primary use is recreation.
Physical Details
| Dam Height | 8 ft (taller than 5% in NH) |
| Dam Length | 158 ft |
| Dam Type | Earth |
| Max Storage | 1.9K acre-ft |
| Normal Storage | 459 acre-ft |
| Surface Area | 344 acres |
| Drainage Area | 8 sq mi |
| Max Discharge | 3,023 cfs |
| Year Completed | 1780 (246 years old) |
| Year Modified | 2002 |
| NID ID | NH00399 |
Safety Information
No probable loss of human life and low economic/environmental losses expected.
Hazard potential describes downstream consequences of failure, not the dam's current condition. What does this mean?
Ownership
NH DES WATER DIVISION
State Government
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High Hazard 63 ftFrequently Asked Questions
What is the hazard classification of Stinson Lake Dam?
Stinson Lake Dam is classified as Low Hazard. No probable loss of human life and low economic/environmental losses expected. This classification refers to the potential downstream consequences of a failure, not the dam's current structural condition.
Who owns and operates Stinson Lake Dam?
Stinson Lake Dam is owned by NH DES WATER DIVISION (State Government). The owner is responsible for maintenance, inspections, and compliance with dam safety regulations.
When was Stinson Lake Dam built?
Stinson Lake Dam was completed in 1780, making it 246 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 Stinson Lake Dam?
Stinson Lake 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 Stinson Lake Dam?
Stinson Lake Dam has a dam height of 8 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 Stinson Lake Dam last inspected?
Stinson Lake Dam was last inspected on September 18, 2019. Inspection dates indicate when a formal review occurred, not the results of that inspection.