Weston Mill Pond Dam

Lawrence Brook· Middlesex, New Jersey· Built 1916· Masonry· 16 ft tall
Significant Hazard Water Supply Local Government

Key Takeaway

Weston Mill Pond Dam is classified as significant hazard in New Jersey. It was completed in 1916 and is 110 years old. Its primary use is water supply. Significant hazard means failure could cause economic or environmental damage. Learn more.

Physical Details

Dam Height 16 ft (taller than 59.4% in NJ)
Dam Length309 ft
Dam TypeMasonry
Max Storage2.0K acre-ft
Normal Storage1.1K acre-ft
Surface Area162 acres
Drainage Area42 sq mi
Max Discharge1,645 cfs
Year Completed1916 (110 years old)
NID IDNJ00164

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: December 9, 2021
State Regulated: Yes
Regulatory Agency: NJDEP

Ownership

New Brunswick City

Local Government

Nearby Dams

Frequently Asked Questions

What is the hazard classification of Weston Mill Pond Dam?

Weston Mill 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 Weston Mill Pond Dam?

Weston Mill Pond Dam is owned by New Brunswick City (Local Government). The owner is responsible for maintenance, inspections, and compliance with dam safety regulations.

When was Weston Mill Pond Dam built?

Weston Mill Pond Dam was completed in 1916, making it 110 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 Weston Mill Pond Dam?

Weston Mill Pond Dam serves the following purposes: Water Supply. Many dams in the U.S. are multi-purpose, supporting flood control, water supply, recreation, and other uses.

How tall is Weston Mill Pond Dam?

Weston Mill Pond Dam has a dam height of 16 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 Weston Mill Pond Dam last inspected?

Weston Mill Pond Dam was last inspected on December 9, 2021. 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.