Pine Lake Dam

SLEEPY HOLLOW CREEK· Kane, Illinois· Built 1940· Earth· 14 ft tall
High Hazard Recreation Private

Key Takeaway

Pine Lake Dam is classified as high hazard in Illinois. It was completed in 1940 and is 86 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 14 ft (taller than 14.5% in IL)
Dam Length320 ft
Dam TypeEarth
Max Storage17 acre-ft
Normal Storage24 acre-ft
Surface Area5 acres
Drainage Area1 sq mi
Max Discharge49 cfs
Year Completed1940 (86 years old)
Year Modified1996
NID IDIL50046

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: October 8, 2021
State Regulated: Yes
Regulatory Agency: IDNR

Ownership

PINE LAKE ESTATES WETLANDS ASSOCIATION

Private

Nearby Dams

Frequently Asked Questions

What is the hazard classification of Pine Lake Dam?

Pine 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 Pine Lake Dam?

Pine Lake Dam is owned by PINE LAKE ESTATES WETLANDS ASSOCIATION (Private). The owner is responsible for maintenance, inspections, and compliance with dam safety regulations.

When was Pine Lake Dam built?

Pine Lake Dam was completed in 1940, making it 86 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 Pine Lake Dam?

Pine 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 Pine Lake Dam?

Pine Lake Dam has a dam height of 14 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 Pine Lake Dam last inspected?

Pine Lake Dam was last inspected on October 8, 2021. 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.