Lake Quannapowitt Dam

SAUGUS RIVER· Middlesex, Massachusetts· Built 1927· Concrete· 6 ft tall
Significant Hazard Recreation Local Government

Key Takeaway

Lake Quannapowitt Dam is classified as significant hazard in Massachusetts. It was completed in 1927 and is 99 years old. Its primary use is recreation. Significant hazard means failure could cause economic or environmental damage. Learn more.

Physical Details

Dam Height 6 ft (taller than 1.4% in MA)
Dam Length7 ft
Dam TypeConcrete
Max Storage2.3K acre-ft
Normal Storage1.6K acre-ft
Surface Area0 acres
Drainage Area1 sq mi
Year Completed1927 (99 years old)
NID IDMA01145

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: December 1, 2017
State Regulated: Yes
Regulatory Agency: DEPARTMENT OF CONSERVATION AND RECREATION

Ownership

TOWN OF WAKEFIELD, BOARD OF SELECTMEN

Local Government

Nearby Dams

Frequently Asked Questions

What is the hazard classification of Lake Quannapowitt Dam?

Lake Quannapowitt 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 Quannapowitt Dam?

Lake Quannapowitt Dam is owned by TOWN OF WAKEFIELD, BOARD OF SELECTMEN (Local Government). The owner is responsible for maintenance, inspections, and compliance with dam safety regulations.

When was Lake Quannapowitt Dam built?

Lake Quannapowitt Dam was completed in 1927, making it 99 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 Quannapowitt Dam?

Lake Quannapowitt 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 Quannapowitt Dam?

Lake Quannapowitt Dam has a dam height of 6 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 Quannapowitt Dam last inspected?

Lake Quannapowitt Dam was last inspected on December 1, 2017. 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.