Glen Wild Lake Dam

Mud Brook· Passaic, New Jersey· Built 1918· Earth· 21 ft tall
Significant Hazard Recreation Private

Key Takeaway

Glen Wild Lake Dam is classified as significant hazard in New Jersey. It was completed in 1918 and is 108 years old. Its primary use is recreation. Significant hazard means failure could cause economic or environmental damage. Learn more.

Physical Details

Dam Height 21 ft (taller than 78.3% in NJ)
Dam Length700 ft
Dam TypeEarth
Normal Storage2.6K acre-ft
Surface Area175 acres
Drainage Area1 sq mi
Max Discharge50 cfs
Year Completed1918 (108 years old)
NID IDNJ00222

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: October 28, 2022
State Regulated: Yes
Regulatory Agency: NJDEP

Ownership

Glen Wild Lake Association, Inc.

Private

Nearby Dams

Frequently Asked Questions

What is the hazard classification of Glen Wild Lake Dam?

Glen Wild 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 Glen Wild Lake Dam?

Glen Wild Lake Dam is owned by Glen Wild Lake Association, Inc. (Private). The owner is responsible for maintenance, inspections, and compliance with dam safety regulations.

When was Glen Wild Lake Dam built?

Glen Wild Lake Dam was completed in 1918, making it 108 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 Glen Wild Lake Dam?

Glen Wild Lake 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 Glen Wild Lake Dam?

Glen Wild Lake Dam has a dam height of 21 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 Glen Wild Lake Dam last inspected?

Glen Wild Lake Dam was last inspected on October 28, 2022. 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.