Glendale Gardens Detention Pond Dam

TRIB SMITH LAKE· Madison, Illinois· Built 1998· Earth· 18 ft tall
High Hazard Flood Risk Reduction Local Government

Key Takeaway

Glendale Gardens Detention Pond Dam is classified as high hazard in Illinois. It was completed in 1998 and is 28 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 18 ft (taller than 24.2% in IL)
Dam Length3,500 ft
Dam TypeEarth
Max Storage410 acre-ft
Normal Storage0 acre-ft
Max Discharge18,696 cfs
Year Completed1998 (28 years old)
NID IDIL50175

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: April 8, 2022
State Regulated: Yes
Regulatory Agency: IDNR

Ownership

CITY OF WOOD RIVER

Local Government

Nearby Dams

Frequently Asked Questions

What is the hazard classification of Glendale Gardens Detention Pond Dam?

Glendale Gardens Detention Pond 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 Glendale Gardens Detention Pond Dam?

Glendale Gardens Detention Pond Dam is owned by CITY OF WOOD RIVER (Local Government). The owner is responsible for maintenance, inspections, and compliance with dam safety regulations.

When was Glendale Gardens Detention Pond Dam built?

Glendale Gardens Detention Pond Dam was completed in 1998, making it 28 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 Glendale Gardens Detention Pond Dam?

Glendale Gardens Detention Pond 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 Glendale Gardens Detention Pond Dam?

Glendale Gardens Detention Pond Dam has a dam height of 18 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 Glendale Gardens Detention Pond Dam last inspected?

Glendale Gardens Detention Pond Dam was last inspected on April 8, 2022. 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.