Sauk Trail Dam

TRIB HICKORY CREEK· Will, Illinois· Built 1980· Earth· 34 ft tall
High Hazard Flood Risk Reduction Local Government

Key Takeaway

Sauk Trail Dam is classified as high hazard in Illinois. It was completed in 1980 and is 46 years old. Its primary use is flood risk reduction. 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 34 ft (taller than 73.9% in IL)
Dam Length1,160 ft
Dam TypeEarth
Max Storage3.2K acre-ft
Normal Storage0 acre-ft
Max Discharge25,932 cfs
Year Completed1980 (46 years old)
NID IDIL01237

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: No
Last Inspection: October 19, 2023
State Regulated: Yes
Regulatory Agency: IDNR

Ownership

FOREST PRESERVE DISTRICT OF WILL COUNTY

Local Government

Nearby Dams

Frequently Asked Questions

What is the hazard classification of Sauk Trail Dam?

Sauk Trail 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 Sauk Trail Dam?

Sauk Trail Dam is owned by FOREST PRESERVE DISTRICT OF WILL COUNTY (Local Government). The owner is responsible for maintenance, inspections, and compliance with dam safety regulations.

When was Sauk Trail Dam built?

Sauk Trail Dam was completed in 1980, making it 46 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 Sauk Trail Dam?

Sauk Trail Dam serves the following purposes: Flood Risk Reduction. Many dams in the U.S. are multi-purpose, supporting flood control, water supply, recreation, and other uses.

How tall is Sauk Trail Dam?

Sauk Trail Dam has a dam height of 34 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 Sauk Trail Dam last inspected?

Sauk Trail Dam was last inspected on October 19, 2023. 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.