Wadsworth Lake Dam

Mantua Creek· Gloucester, New Jersey· Built 1926· Earth· 20 ft tall

Key Takeaway

Wadsworth Lake Dam is classified as high hazard in New Jersey. It was completed in 1926 and is 100 years old. Its primary use is recreation. High hazard means loss of life is likely if the dam fails — it does not indicate the dam's current condition. Learn more.

Physical Details

Dam Height 20 ft (taller than 72.4% in NJ)
Dam Length350 ft
Dam TypeEarth
Normal Storage70 acre-ft
Surface Area28 acres
Drainage Area7 sq mi
Max Discharge152 cfs
Year Completed1926 (100 years old)
NID IDNJ00433

Safety Information

High Hazard

Loss of human life is likely if the dam fails.

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

Emergency Action Plan: Yes
Last Inspection: March 20, 2020
State Regulated: Yes
Regulatory Agency: NJDEP

Ownership

Warren and Donna Corsey

Private

Nearby Dams

Frequently Asked Questions

What is the hazard classification of Wadsworth Lake Dam?

Wadsworth Lake Dam is classified as High Hazard. Loss of human life is likely if the dam fails. This classification refers to the potential downstream consequences of a failure, not the dam's current structural condition.

Who owns and operates Wadsworth Lake Dam?

Wadsworth Lake Dam is owned by Warren and Donna Corsey (Private). The owner is responsible for maintenance, inspections, and compliance with dam safety regulations.

When was Wadsworth Lake Dam built?

Wadsworth Lake Dam was completed in 1926, making it 100 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 Wadsworth Lake Dam?

Wadsworth Lake Dam serves the following purposes: Recreation, Fire Protection, Stock, Or Small Fish Pond. Many dams in the U.S. are multi-purpose, supporting flood control, water supply, recreation, and other uses.

How tall is Wadsworth Lake Dam?

Wadsworth Lake Dam has a dam height of 20 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 Wadsworth Lake Dam last inspected?

Wadsworth Lake Dam was last inspected on March 20, 2020. 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.