Silver Lake Dam
Key Takeaway
Silver Lake Dam is classified as low hazard in New Hampshire. It was completed in 1930 and is 96 years old. Its primary use is recreation.
Physical Details
| Dam Height | 8 ft (taller than 5% in NH) |
| Dam Length | 17 ft |
| Dam Type | Earth |
| Max Storage | 120 acre-ft |
| Normal Storage | 90 acre-ft |
| Surface Area | 34 acres |
| Drainage Area | 0 sq mi |
| Year Completed | 1930 (96 years old) |
| Year Modified | 1951 |
| NID ID | NH01056 |
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 DNCR
State Government
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Low Hazard 9 ftFrequently Asked Questions
What is the hazard classification of Silver Lake Dam?
Silver 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 Silver Lake Dam?
Silver Lake Dam is owned by NH DNCR (State Government). The owner is responsible for maintenance, inspections, and compliance with dam safety regulations.
When was Silver Lake Dam built?
Silver Lake Dam was completed in 1930, making it 96 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 Silver Lake Dam?
Silver 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 Silver Lake Dam?
Silver 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 Silver Lake Dam last inspected?
Silver Lake Dam was last inspected on October 7, 2021. Inspection dates indicate when a formal review occurred, not the results of that inspection.