Cold Brook Pond Dam

COLD BROOK· Sullivan, New Hampshire· Built 1956· Earth· 19 ft tall
Significant Hazard Recreation Private

Key Takeaway

Cold Brook Pond Dam is classified as significant hazard in New Hampshire. It was completed in 1956 and is 70 years old. Its primary use is recreation. Significant hazard means failure could cause economic or environmental damage. Learn more.

Physical Details

Dam Height 19 ft (taller than 68% in NH)
Dam Length600 ft
Dam TypeEarth
Max Storage129 acre-ft
Normal Storage61 acre-ft
Surface Area13 acres
Drainage Area1 sq mi
Max Discharge2,175 cfs
Year Completed1956 (70 years old)
Year Modified1998
NID IDNH00272

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 14, 2020
State Regulated: Yes
Regulatory Agency: NH DES

Ownership

MR SCOTT TASSINARI

Private

Nearby Dams

Frequently Asked Questions

What is the hazard classification of Cold Brook Pond Dam?

Cold Brook 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 Cold Brook Pond Dam?

Cold Brook Pond Dam is owned by MR SCOTT TASSINARI (Private). The owner is responsible for maintenance, inspections, and compliance with dam safety regulations.

When was Cold Brook Pond Dam built?

Cold Brook Pond Dam was completed in 1956, making it 70 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 Cold Brook Pond Dam?

Cold Brook 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 Cold Brook Pond Dam?

Cold Brook Pond Dam has a dam height of 19 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 Cold Brook Pond Dam last inspected?

Cold Brook Pond Dam was last inspected on October 14, 2020. 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.