Ayers Pond Dam, located in Hudson, New Hampshire, is a privately owned structure with a primary purpose of recreation.
Wind
Humidity
Built in 1865, this Earth dam stands at a height of 16 feet and spans 106 feet in length. It regulates Musquash Brook and has a storage capacity of 93 acre-feet, with a normal storage level of 28 acre-feet. The dam has a low hazard potential and was last inspected in April 2018, with a fair condition assessment.
Managed by the NHDES Dam Bureau, Ayers Pond Dam is state-regulated and subject to inspection, enforcement, and permitting by the New Hampshire authorities. The dam has an uncontrolled spillway and a moderate risk assessment rating of 3, indicating a level of potential risk that necessitates monitoring and management measures. Despite its age, the dam remains in functional condition and continues to provide recreational opportunities for the local community.
In the event of an emergency, the dam's Emergency Action Plan (EAP) status is currently unknown, with no updated information on preparedness and compliance with guidelines. With a designated inspection frequency of 6 years, Ayers Pond Dam is a key feature in the water resource infrastructure of Hillsborough County, New Hampshire, serving both recreational and regulatory purposes in the region.
Year Completed |
1865 |
Dam Length |
106 |
Dam Height |
16 |
River Or Stream |
MUSQUASH BROOK |
Primary Dam Type |
Earth |
Surface Area |
13 |
Drainage Area |
5.5 |
Nid Storage |
93 |
Hazard Potential |
Low |
Foundations |
Unlisted/Unknown |
Nid Height |
16 |