Ayers Pond Dam, located in Barrington, New Hampshire, is a state-regulated structure owned by the state with a primary purpose of recreation.
Wind
Humidity
Built in 1810, this Earth type dam stands at a height of 18 feet and has a length of 375 feet, providing a storage capacity of 1767 acre-feet with a surface area of 236 acres. The dam controls the flow of the Isinglass River and has an uncontrolled spillway with a width of 6 feet.
The dam's inspection frequency is every four years, with the last assessment in November 2017 revealing a fair condition and significant hazard potential. Despite its age, Ayers Pond Dam has been maintained to meet state regulations, with the NHDES DAM BUREAU overseeing its permitting, inspection, and enforcement. With a moderate risk assessment rating, the dam's risk management measures and emergency action plan are in place to ensure public safety in case of any unforeseen events.
As a focal point for recreational activities in the area, Ayers Pond Dam continues to serve as a vital resource for water enthusiasts and climate advocates. Its historical significance, combined with its role in regulating water flow and providing a recreational outlet, makes it an essential element in the local ecosystem and a valuable asset for the community.
Year Completed |
1810 |
Dam Length |
375 |
Dam Height |
18 |
River Or Stream |
TR ISINGLASS RIVER |
Primary Dam Type |
Earth |
Surface Area |
236 |
Drainage Area |
2.35 |
Nid Storage |
1767 |
Hazard Potential |
Significant |
Foundations |
Unlisted/Unknown |
Nid Height |
18 |
| Location | Reservations | Toilets |
|---|---|---|
Saddleback Campground
|
||
Old Stage Campground
|
||
Remote Campsite
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