Lake Horicon Dam

Union Branch Toms River· Ocean, New Jersey· Built 1942· Earth· 7 ft tall
Low Hazard Recreation Local Government

Key Takeaway

Lake Horicon Dam is classified as low hazard in New Jersey. It was completed in 1942 and is 84 years old. Its primary use is recreation.

Physical Details

Dam Height 7 ft (taller than 1.9% in NJ)
Dam Length1,400 ft
Dam TypeEarth
Normal Storage114 acre-ft
Surface Area48 acres
Drainage Area21 sq mi
Max Discharge1,420 cfs
Year Completed1942 (84 years old)
NID IDNJ00185

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: December 7, 2001
State Regulated: Yes
Regulatory Agency: NJDEP

Ownership

Borough of Lakehurst

Local Government

Nearby Dams

Frequently Asked Questions

What is the hazard classification of Lake Horicon Dam?

Lake Horicon 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 Lake Horicon Dam?

Lake Horicon Dam is owned by Borough of Lakehurst (Local Government). The owner is responsible for maintenance, inspections, and compliance with dam safety regulations.

When was Lake Horicon Dam built?

Lake Horicon Dam was completed in 1942, making it 84 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 Lake Horicon Dam?

Lake Horicon 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 Lake Horicon Dam?

Lake Horicon Dam has a dam height of 7 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 Lake Horicon Dam last inspected?

Lake Horicon Dam was last inspected on December 7, 2001. 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.