Whitney Flood Control Site #1 Dam

PATTEN BROOK· Tolland, Connecticut· Built 1962· Earth· 52 ft tall
High Hazard Flood Risk Reduction State Government

Key Takeaway

Whitney Flood Control Site #1 Dam is classified as high hazard in Connecticut. It was completed in 1962 and is 64 years old. Its primary use is flood risk reduction. 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 52 ft (taller than 96.5% in CT)
Dam Length1,400 ft
Dam TypeEarth
Max Storage2.0K acre-ft
Normal Storage1.1K acre-ft
Surface Area80 acres
Drainage Area3 sq mi
Max Discharge4,170 cfs
Year Completed1962 (64 years old)
NID IDCT00477

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: April 21, 2015
State Regulated: Yes
Regulatory Agency: DEEP

Ownership

Connecticut DEEP

State Government

Nearby Dams

Frequently Asked Questions

What is the hazard classification of Whitney Flood Control Site #1 Dam?

Whitney Flood Control Site #1 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 Whitney Flood Control Site #1 Dam?

Whitney Flood Control Site #1 Dam is owned by Connecticut DEEP (State Government). The owner is responsible for maintenance, inspections, and compliance with dam safety regulations.

When was Whitney Flood Control Site #1 Dam built?

Whitney Flood Control Site #1 Dam was completed in 1962, making it 64 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 Whitney Flood Control Site #1 Dam?

Whitney Flood Control Site #1 Dam serves the following purposes: Flood Risk Reduction. Many dams in the U.S. are multi-purpose, supporting flood control, water supply, recreation, and other uses.

How tall is Whitney Flood Control Site #1 Dam?

Whitney Flood Control Site #1 Dam has a dam height of 52 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 Whitney Flood Control Site #1 Dam last inspected?

Whitney Flood Control Site #1 Dam was last inspected on April 21, 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.