Nash Pond Dam

STONY BROOK· Fairfield, Connecticut· Built 1879· Masonry· 22 ft tall
High Hazard Recreation Private

Key Takeaway

Nash Pond Dam is classified as high hazard in Connecticut. It was completed in 1879 and is 147 years old. Its primary use is recreation. High hazard means loss of life is likely if the dam fails — it does not indicate the dam's current condition. Learn more.

Physical Details

Dam Height 22 ft (taller than 78.5% in CT)
Dam Length106 ft
Dam TypeMasonry
Max Storage114 acre-ft
Normal Storage58 acre-ft
Surface Area11 acres
Drainage Area3 sq mi
Max Discharge250 cfs
Year Completed1879 (147 years old)
NID IDCT00060

Safety Information

High Hazard

Loss of human life is likely if the dam fails.

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

Emergency Action Plan: Yes
Last Inspection: August 16, 2019
State Regulated: Yes
Regulatory Agency: DEEP

Ownership

Brainerd Nash Agents

Private

Nearby Dams

Frequently Asked Questions

What is the hazard classification of Nash Pond Dam?

Nash Pond Dam is classified as High Hazard. Loss of human life is likely if the dam fails. This classification refers to the potential downstream consequences of a failure, not the dam's current structural condition.

Who owns and operates Nash Pond Dam?

Nash Pond Dam is owned by Brainerd Nash Agents (Private). The owner is responsible for maintenance, inspections, and compliance with dam safety regulations.

When was Nash Pond Dam built?

Nash Pond Dam was completed in 1879, making it 147 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 Nash Pond Dam?

Nash 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 Nash Pond Dam?

Nash Pond Dam has a dam height of 22 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 Nash Pond Dam last inspected?

Nash Pond Dam was last inspected on August 16, 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.