Shop Pond Dam

TR ISLAND POND· Rockingham, New Hampshire· Built 1930· Earth· 13 ft tall
Significant Hazard Recreation Local Government

Key Takeaway

Shop Pond Dam is classified as significant hazard in New Hampshire. It was completed in 1930 and is 96 years old. Its primary use is recreation. Significant hazard means failure could cause economic or environmental damage. Learn more.

Physical Details

Dam Height 13 ft (taller than 36.5% in NH)
Dam Length240 ft
Dam TypeEarth
Max Storage16 acre-ft
Normal Storage3 acre-ft
Surface Area3 acres
Drainage Area3 sq mi
Max Discharge93 cfs
Year Completed1930 (96 years old)
NID IDNH02014

Safety Information

Significant Hazard

No probable loss of human life, but can cause economic loss, environmental damage, or disruption of lifeline facilities.

Hazard potential describes downstream consequences of failure, not the dam's current condition. What does this mean?

Emergency Action Plan: Yes
Last Inspection: October 3, 2019
State Regulated: Yes
Regulatory Agency: NH DES

Ownership

TOWN OF HAMPSTEAD

Local Government

Nearby Dams

Frequently Asked Questions

What is the hazard classification of Shop Pond Dam?

Shop Pond Dam is classified as Significant Hazard. No probable loss of human life, but can cause economic loss, environmental damage, or disruption of lifeline facilities. This classification refers to the potential downstream consequences of a failure, not the dam's current structural condition.

Who owns and operates Shop Pond Dam?

Shop Pond Dam is owned by TOWN OF HAMPSTEAD (Local Government). The owner is responsible for maintenance, inspections, and compliance with dam safety regulations.

When was Shop Pond Dam built?

Shop Pond 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 Shop Pond Dam?

Shop Pond 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 Shop Pond Dam?

Shop Pond Dam has a dam height of 13 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 Shop Pond Dam last inspected?

Shop Pond Dam was last inspected on October 3, 2019. Inspection dates indicate when a formal review occurred, not the results of that inspection.

Data from the National Inventory of Dams (NID) maintained by the US Army Corps of Engineers. Dam conditions may have changed since the last update. This site is not affiliated with USACE. Do not use for emergency planning — contact your local dam safety program.