Deer Lake Dam

DEER CREEK· Will, Illinois· Built 1920· Earth· 15 ft tall
Low Hazard Other Recreation Private

Key Takeaway

Deer Lake Dam is classified as low hazard in Illinois. It was completed in 1920 and is 106 years old. Its primary use is other.

Physical Details

Dam Height 15 ft (taller than 16.3% in IL)
Dam Length400 ft
Dam TypeEarth
Max Storage600 acre-ft
Normal Storage53 acre-ft
Surface Area19 acres
Drainage Area16 sq mi
Max Discharge1,403 cfs
Year Completed1920 (106 years old)
NID IDIL01113

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: May 15, 2019
State Regulated: Yes
Regulatory Agency: IDNR

Ownership

LINCOLNSHIRE COUNTRY CLUB

Private

Nearby Dams

Frequently Asked Questions

What is the hazard classification of Deer Lake Dam?

Deer 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 Deer Lake Dam?

Deer Lake Dam is owned by LINCOLNSHIRE COUNTRY CLUB (Private). The owner is responsible for maintenance, inspections, and compliance with dam safety regulations.

When was Deer Lake Dam built?

Deer Lake Dam was completed in 1920, making it 106 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 Deer Lake Dam?

Deer Lake Dam serves the following purposes: Other, Recreation. Many dams in the U.S. are multi-purpose, supporting flood control, water supply, recreation, and other uses.

How tall is Deer Lake Dam?

Deer Lake Dam has a dam height of 15 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 Deer Lake Dam last inspected?

Deer Lake Dam was last inspected on May 15, 2019. 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.