Patcong Lake Dam

Patcong Creek· Atlantic, New Jersey· Built 1984· Earth· 14 ft tall
Low Hazard Recreation Private

Key Takeaway

Patcong Lake Dam is classified as low hazard in New Jersey. It was completed in 1984 and is 42 years old. Its primary use is recreation.

Physical Details

Dam Height 14 ft (taller than 46.2% in NJ)
Dam Length500 ft
Dam TypeEarth
Normal Storage209 acre-ft
Surface Area10 acres
Drainage Area11 sq mi
Year Completed1984 (42 years old)
NID IDNJ00585

Safety Information

Low Hazard

No probable loss of human life and low economic/environmental losses expected.

Hazard potential describes downstream consequences of failure, not the dam's current condition. What does this mean?

Emergency Action Plan: No
Last Inspection: March 12, 2008
State Regulated: Yes
Regulatory Agency: NJDEP

Ownership

Lakeside Estates

Private

Nearby Dams

Frequently Asked Questions

What is the hazard classification of Patcong Lake Dam?

Patcong Lake Dam is classified as Low Hazard. No probable loss of human life and low economic/environmental losses expected. This classification refers to the potential downstream consequences of a failure, not the dam's current structural condition.

Who owns and operates Patcong Lake Dam?

Patcong Lake Dam is owned by Lakeside Estates (Private). The owner is responsible for maintenance, inspections, and compliance with dam safety regulations.

When was Patcong Lake Dam built?

Patcong Lake Dam was completed in 1984, making it 42 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 Patcong Lake Dam?

Patcong 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 Patcong Lake Dam?

Patcong Lake Dam has a dam height of 14 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 Patcong Lake Dam last inspected?

Patcong Lake Dam was last inspected on March 12, 2008. 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.