Lake Beseck Dam

ELLEN DOYLE BROOK· Middlesex, Connecticut· Built 1846· Masonry· 34 ft tall
Significant Hazard Recreation State Government

Key Takeaway

Lake Beseck Dam is classified as significant hazard in Connecticut. It was completed in 1846 and is 180 years old. Its primary use is recreation. Significant hazard means failure could cause economic or environmental damage. Learn more.

Physical Details

Dam Height 34 ft (taller than 90.8% in CT)
Dam Length300 ft
Dam TypeMasonry
Max Storage2.1K acre-ft
Normal Storage1.3K acre-ft
Surface Area116 acres
Drainage Area2 sq mi
Max Discharge2,200 cfs
Year Completed1846 (180 years old)
NID IDCT00381

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
Last Inspection: January 20, 2015
State Regulated: Yes
Regulatory Agency: DEEP

Ownership

Connecticut DEEP

State Government

Nearby Dams

Frequently Asked Questions

What is the hazard classification of Lake Beseck Dam?

Lake Beseck 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 Lake Beseck Dam?

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

When was Lake Beseck Dam built?

Lake Beseck Dam was completed in 1846, making it 180 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 Lake Beseck Dam?

Lake Beseck 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 Lake Beseck Dam?

Lake Beseck Dam has a dam height of 34 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 Lake Beseck Dam last inspected?

Lake Beseck Dam was last inspected on January 20, 2015. 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.