Shop Pond Dam, also known as Wash Pond Lower Dam, is a local government-owned structure located in Hampstead, New Hampshire.
Wind
Humidity
Constructed in 1935, this earth dam stands at a height of 13 feet and spans a length of 240 feet, serving primarily for recreational purposes. With a storage capacity of 16 acre-feet and a surface area of 2.5 acres, this dam on TR Island Pond is regulated by the NHDES DAM BUREAU, ensuring state permitting, inspection, and enforcement.
The dam's condition assessment in 2015 rated it as "fair" with a significant hazard potential, prompting a moderate risk assessment. Despite its age, the dam continues to provide recreational opportunities for the local community, offering a tranquil escape within Rockingham County. With a maximum discharge of 93 cubic feet per second and uncontrolled spillway type, Shop Pond Dam remains a vital water management structure in the region.
Water resource and climate enthusiasts can appreciate Shop Pond Dam's historical significance, structural design, and operational importance within the local watershed. As a vital piece of infrastructure, this dam not only contributes to the area's recreational landscape but also plays a crucial role in managing water levels and ensuring public safety. With ongoing regulatory oversight and periodic inspections, Shop Pond Dam stands as a testament to the intersection of human ingenuity and environmental stewardship in New Hampshire's water management practices.
Year Completed |
1935 |
Dam Length |
240 |
Dam Height |
13 |
River Or Stream |
TR ISLAND POND |
Primary Dam Type |
Earth |
Surface Area |
2.5 |
Drainage Area |
2.6 |
Nid Storage |
16 |
Hazard Potential |
Significant |
Foundations |
Unlisted/Unknown |
Nid Height |
13 |
Spicket River At North Salem
|
4cfs |
Spicket River Near Methuen
|
12cfs |
Exeter River At Haigh Road
|
15cfs |
Beaver Brook At North Pelham
|
10cfs |
Merrimack R Nr Goffs Falls
|
1310cfs |
Parker River At Byfield
|
0cfs |