Foster Pond Dam

CHATFIELD HOLLOW BK· Middlesex, Connecticut· Built 1900· Masonry· 17 ft tall
Significant Hazard Recreation State Government

Key Takeaway

Foster Pond Dam is classified as significant hazard in Connecticut. It was completed in 1900 and is 126 years old. Its primary use is recreation. Significant hazard means failure could cause economic or environmental damage. Learn more.

Physical Details

Dam Height 17 ft (taller than 66% in CT)
Dam Length246 ft
Dam TypeMasonry
Max Storage187 acre-ft
Normal Storage187 acre-ft
Surface Area34 acres
Drainage Area9 sq mi
Max Discharge1,842 cfs
Year Completed1900 (126 years old)
NID IDCT00407

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: June 8, 2016
State Regulated: Yes
Regulatory Agency: DEEP

Ownership

Connecticut DEEP

State Government

Nearby Dams

Frequently Asked Questions

What is the hazard classification of Foster Pond Dam?

Foster 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 Foster Pond Dam?

Foster Pond Dam is owned by Connecticut DEEP (State Government). The owner is responsible for maintenance, inspections, and compliance with dam safety regulations.

When was Foster Pond Dam built?

Foster Pond Dam was completed in 1900, making it 126 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 Foster Pond Dam?

Foster 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 Foster Pond Dam?

Foster Pond Dam has a dam height of 17 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 Foster Pond Dam last inspected?

Foster Pond Dam was last inspected on June 8, 2016. 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.