Diamond Lake Dam

Hospitality Branch· Gloucester, New Jersey· Earth· 11 ft tall
Low Hazard Recreation Private

Key Takeaway

Diamond Lake Dam is classified as low hazard in New Jersey. Its primary use is recreation.

Physical Details

Dam Height 11 ft (taller than 25.9% in NJ)
Dam Length600 ft
Dam TypeEarth
Normal Storage100 acre-ft
Surface Area18 acres
Drainage Area19 sq mi
Max Discharge0 cfs
NID IDNJ00445

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: September 16, 2011
State Regulated: Yes
Regulatory Agency: NJDEP

Ownership

Diamond Lake Assoc.

Private

Nearby Dams

Frequently Asked Questions

What is the hazard classification of Diamond Lake Dam?

Diamond 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 Diamond Lake Dam?

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

What is the primary purpose of Diamond Lake Dam?

Diamond 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 Diamond Lake Dam?

Diamond Lake Dam has a dam height of 11 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 Diamond Lake Dam last inspected?

Diamond Lake Dam was last inspected on September 16, 2011. 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.