Roosevelt Park Dam

South Branch Rahaway River· Middlesex, New Jersey· Earth· 8 ft tall
Significant Hazard Recreation Local Government

Key Takeaway

Roosevelt Park Dam is classified as significant hazard in New Jersey. Its primary use is recreation. 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 Length638 ft
Dam TypeEarth
Normal Storage26 acre-ft
Surface Area11 acres
Drainage Area1 sq mi
Max Discharge92 cfs
NID IDNJ00378

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: November 2, 2021
State Regulated: Yes
Regulatory Agency: NJDEP

Ownership

County of Middlesex, Engineering Department

Local Government

Nearby Dams

Frequently Asked Questions

What is the hazard classification of Roosevelt Park Dam?

Roosevelt Park 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 Roosevelt Park Dam?

Roosevelt Park Dam is owned by County of Middlesex, Engineering Department (Local Government). The owner is responsible for maintenance, inspections, and compliance with dam safety regulations.

What is the primary purpose of Roosevelt Park Dam?

Roosevelt Park 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 Roosevelt Park Dam?

Roosevelt Park 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 Roosevelt Park Dam last inspected?

Roosevelt Park Dam was last inspected on November 2, 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.