Thayers Pond Dam

THAYERS BROOK· Fairfield, Connecticut· Built 1920· Concrete· 10 ft tall
Significant Hazard Recreation Private

Key Takeaway

Thayers Pond Dam is classified as significant hazard in Connecticut. It was completed in 1920 and is 106 years old. Its primary use is recreation. Significant hazard means failure could cause economic or environmental damage. Learn more.

Physical Details

Dam Height 10 ft (taller than 29.6% in CT)
Dam Length111 ft
Dam TypeConcrete
Max Storage50 acre-ft
Normal Storage50 acre-ft
Surface Area9 acres
Drainage Area0 sq mi
Max Discharge27 cfs
Year Completed1920 (106 years old)
NID IDCT00213

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: No
State Regulated: Yes
Regulatory Agency: DEEP

Ownership

The Lake Club Inc.

Private

Nearby Dams

Frequently Asked Questions

What is the hazard classification of Thayers Pond Dam?

Thayers 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 Thayers Pond Dam?

Thayers Pond Dam is owned by The Lake Club Inc. (Private). The owner is responsible for maintenance, inspections, and compliance with dam safety regulations.

When was Thayers Pond Dam built?

Thayers Pond Dam was completed in 1920, making it 106 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 Thayers Pond Dam?

Thayers 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 Thayers Pond Dam?

Thayers Pond Dam has a dam height of 10 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.

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.