Thurston Pond Dam

THURSTON POND· Rockingham, New Hampshire· Built 1772· Earth· 9 ft tall
Unknown Recreation Local Government

Key Takeaway

Thurston Pond Dam is classified as unknown in New Hampshire. It was completed in 1772 and is 254 years old. Its primary use is recreation.

Physical Details

Dam Height 9 ft (taller than 10.9% in NH)
Dam Length100 ft
Dam TypeEarth
Max Storage57 acre-ft
Normal Storage6 acre-ft
Surface Area19 acres
Drainage Area1 sq mi
Max Discharge230 cfs
Year Completed1772 (254 years old)
NID IDNH01663

Safety Information

Unknown

Hazard potential has not been determined.

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

Emergency Action Plan: No
Last Inspection: July 14, 2021
State Regulated: Yes
Regulatory Agency: NH DES

Ownership

TOWN OF DEERFIELD

Local Government

Nearby Dams

Frequently Asked Questions

What is the hazard classification of Thurston Pond Dam?

Thurston Pond Dam is classified as Unknown. Hazard potential has not been determined. This classification refers to the potential downstream consequences of a failure, not the dam's current structural condition.

Who owns and operates Thurston Pond Dam?

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

When was Thurston Pond Dam built?

Thurston Pond Dam was completed in 1772, making it 254 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 Thurston Pond Dam?

Thurston 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 Thurston Pond Dam?

Thurston Pond Dam has a dam height of 9 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 Thurston Pond Dam last inspected?

Thurston Pond Dam was last inspected on July 14, 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.