Green Street Dam

Rahway River· Middlesex, New Jersey· Built 1988· Earth· 8 ft tall
Significant Hazard Flood Risk Reduction Local Government

Key Takeaway

Green Street Dam is classified as significant hazard in New Jersey. It was completed in 1988 and is 38 years old. Its primary use is flood risk reduction. Significant hazard means failure could cause economic or environmental damage. Learn more.

Physical Details

Dam Height 8 ft (taller than 5.1% in NJ)
Dam Length755 ft
Dam TypeEarth
Normal Storage10 acre-ft
Surface Area1 acres
Drainage Area1 sq mi
Max Discharge300 cfs
Year Completed1988 (38 years old)
NID IDNJ00932

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: May 7, 2021
State Regulated: Yes
Regulatory Agency: NJDEP

Ownership

Township of Woodbridge

Local Government

Nearby Dams

Frequently Asked Questions

What is the hazard classification of Green Street Dam?

Green Street 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 Green Street Dam?

Green Street Dam is owned by Township of Woodbridge (Local Government). The owner is responsible for maintenance, inspections, and compliance with dam safety regulations.

When was Green Street Dam built?

Green Street Dam was completed in 1988, making it 38 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 Green Street Dam?

Green Street 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 Green Street Dam?

Green Street Dam has a dam height of 8 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 Green Street Dam last inspected?

Green Street Dam was last inspected on May 7, 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.