Richardson Pond Dam

BRANCH MALLEGO BROOK· Strafford, New Hampshire· Built 1935· Earth· 8 ft tall
Low Hazard Fish And Wildlife Pond Local Government

Key Takeaway

Richardson Pond Dam is classified as low hazard in New Hampshire. It was completed in 1935 and is 91 years old. Its primary use is fish and wildlife pond.

Physical Details

Dam Height 8 ft (taller than 5% in NH)
Dam Length123 ft
Dam TypeEarth
Max Storage237 acre-ft
Normal Storage79 acre-ft
Surface Area20 acres
Drainage Area2 sq mi
Max Discharge100 cfs
Year Completed1935 (91 years old)
Year Modified2004
NID IDNH01237

Safety Information

Low Hazard

No probable loss of human life and low economic/environmental losses expected.

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

Emergency Action Plan: No
Last Inspection: July 30, 2021
State Regulated: Yes
Regulatory Agency: NH DES

Ownership

TOWN OF BARRINGTON

Local Government

Nearby Dams

Swains Lake Dam

Strafford, NH

High Hazard 17 ft

Ayers Pond Dam

Strafford, NH

Significant Hazard 18 ft

Nippo Pond Dam

Strafford, NH

Low Hazard 9 ft

Mendums Pond Dam

Rockingham, NH

High Hazard 31 ft

Pickering Ponds Dam

Strafford, NH

Low Hazard 24 ft

Rochester Sewage Lagoon Dam

Strafford, NH

Significant Hazard 10 ft

Gonic Dam

Strafford, NH

Significant Hazard 16 ft

Rochester Reservoir Dike Spillway

Strafford, NH

High Hazard 2 ft

Frequently Asked Questions

What is the hazard classification of Richardson Pond Dam?

Richardson Pond Dam is classified as Low Hazard. No probable loss of human life and low economic/environmental losses expected. This classification refers to the potential downstream consequences of a failure, not the dam's current structural condition.

Who owns and operates Richardson Pond Dam?

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

When was Richardson Pond Dam built?

Richardson Pond Dam was completed in 1935, making it 91 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 Richardson Pond Dam?

Richardson Pond Dam serves the following purposes: Fish And Wildlife Pond. Many dams in the U.S. are multi-purpose, supporting flood control, water supply, recreation, and other uses.

How tall is Richardson Pond Dam?

Richardson Pond Dam has a dam height of 8 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 Richardson Pond Dam last inspected?

Richardson Pond Dam was last inspected on July 30, 2021. 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.