Wold Lake Dam

BOONE CREEK· McHenry, Illinois· Built 1965· Earth· 11 ft tall
Low Hazard Recreation Private

Key Takeaway

Wold Lake Dam is classified as low hazard in Illinois. It was completed in 1965 and is 61 years old. Its primary use is recreation.

Physical Details

Dam Height 11 ft (taller than 8.1% in IL)
Dam Length800 ft
Dam TypeEarth
Max Storage400 acre-ft
Normal Storage219 acre-ft
Year Completed1965 (61 years old)
NID IDIL01124

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: August 29, 2013
State Regulated: Yes
Regulatory Agency: IDNR

Ownership

GEORGE WOLD

Private

Nearby Dams

Frequently Asked Questions

What is the hazard classification of Wold Lake Dam?

Wold 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 Wold Lake Dam?

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

When was Wold Lake Dam built?

Wold Lake Dam was completed in 1965, making it 61 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 Wold Lake Dam?

Wold 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 Wold Lake Dam?

Wold 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 Wold Lake Dam last inspected?

Wold Lake Dam was last inspected on August 29, 2013. 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.