Pearl Lake Dam

CRYSTAL LAKE BROOK· Tolland, Connecticut· Earth· 10 ft tall
Significant Hazard Other Private

Key Takeaway

Pearl Lake Dam is classified as significant hazard in Connecticut. Its primary use is other. 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 Length451 ft
Dam TypeEarth
Surface Area3 acres
Drainage Area6 sq mi
NID IDCT01307

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

Estate of Sidney Manning;Michalac

Private

Nearby Dams

Sun Valley Lake Dam

Tolland, CT

Significant Hazard 15 ft

Whitney Flood Control Site #1 Dam

Tolland, CT

High Hazard 52 ft

Bradway Reservoir Site #4 Dam

Tolland, CT

Significant Hazard 29 ft

Bradway Pond Dam

Tolland, CT

Significant Hazard 10 ft

Pomeroy Flood Control Site #3 Dam

Tolland, CT

High Hazard 36 ft

Ellis Flood Control Site #2 Dam

Tolland, CT

High Hazard 38 ft

Crystal Lake Dam

Tolland, CT

Significant Hazard 11 ft

Shenipsit Flood Control Site #6 Dam

Tolland, CT

High Hazard 29 ft

Frequently Asked Questions

What is the hazard classification of Pearl Lake Dam?

Pearl Lake 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 Pearl Lake Dam?

Pearl Lake Dam is owned by Estate of Sidney Manning;Michalac (Private). The owner is responsible for maintenance, inspections, and compliance with dam safety regulations.

What is the primary purpose of Pearl Lake Dam?

Pearl Lake Dam serves the following purposes: Other. Many dams in the U.S. are multi-purpose, supporting flood control, water supply, recreation, and other uses.

How tall is Pearl Lake Dam?

Pearl Lake 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.