Woodlake Estates Dam

TRIB SPRING CREEK· Sangamon, Illinois· Earth· 26 ft tall
High Hazard Flood Risk Reduction Recreation Private

Key Takeaway

Woodlake Estates Dam is classified as high hazard in Illinois. 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 26 ft (taller than 47.1% in IL)
Dam Length375 ft
Dam TypeEarth
Max Storage138 acre-ft
Normal Storage45 acre-ft
Surface Area8 acres
Drainage Area0 sq mi
Max Discharge859 cfs
Year Modified2010
NID IDIL50577

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: August 21, 2020
State Regulated: Yes
Regulatory Agency: IDNR

Ownership

WOOD LAKE ASSOCIATION, INC.

Private

Nearby Dams

Frequently Asked Questions

What is the hazard classification of Woodlake Estates Dam?

Woodlake Estates 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 Woodlake Estates Dam?

Woodlake Estates Dam is owned by WOOD LAKE ASSOCIATION, INC. (Private). The owner is responsible for maintenance, inspections, and compliance with dam safety regulations.

What is the primary purpose of Woodlake Estates Dam?

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

How tall is Woodlake Estates Dam?

Woodlake Estates Dam has a dam height of 26 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 Woodlake Estates Dam last inspected?

Woodlake Estates Dam was last inspected on August 21, 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.