Located in Chester, New Hampshire, Wason Pond Dam stands as a vital structure regulating the flow of the Ray Brook and providing recreational opportunities for the community since its completion in 1931.
Wind
Humidity
Managed by the local government and regulated by the NHDES Dam Bureau, this earth dam with a height of 18 feet and a length of 176 feet serves primarily for recreation, boasting a storage capacity of 75.2 acre-feet and a surface area of 8.4 acres.
With a low hazard potential and a satisfactory condition assessment, Wason Pond Dam has undergone regular inspections, with the last one conducted in October 2019. Despite being uncontrolled, the dam's spillway width of 42 feet ensures efficient water discharge in case of high inflows. The dam's risk assessment categorizes it as moderate, highlighting the importance of ongoing risk management measures to safeguard the surrounding area and downstream communities.
For water resource and climate enthusiasts, Wason Pond Dam represents a fascinating case study of a locally owned and managed structure that harmoniously balances water regulation with recreational benefits. With its historical significance, engineering features, and risk assessment considerations, this dam serves as a valuable asset in the region's water resource management and climate resilience efforts.
Year Completed |
1931 |
Dam Length |
176 |
Dam Height |
18 |
River Or Stream |
RAY BROOK |
Primary Dam Type |
Earth |
Surface Area |
8.4 |
Drainage Area |
2.56 |
Nid Storage |
75.2 |
Hazard Potential |
Low |
Foundations |
Unlisted/Unknown |
Nid Height |
18 |
Exeter River At Haigh Road
|
13cfs |
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|
4cfs |
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1620cfs |
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|
10cfs |
Lamprey River Near Newmarket
|
42cfs |
Spicket River Near Methuen
|
15cfs |