Denbys Pond Dam

MACOUPIN CREEK-OFFSTREAM· Macoupin, Illinois· Built 1974· Earth· 38 ft tall
Low Hazard Recreation Private

Key Takeaway

Denbys Pond Dam is classified as low hazard in Illinois. It was completed in 1974 and is 52 years old. Its primary use is recreation.

Physical Details

Dam Height 38 ft (taller than 80.7% in IL)
Dam Length445 ft
Dam TypeEarth
Max Storage215 acre-ft
Normal Storage159 acre-ft
Surface Area6 acres
Drainage Area0 sq mi
Max Discharge166 cfs
Year Completed1974 (52 years old)
NID IDIL01018

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: September 29, 2014
State Regulated: Yes
Regulatory Agency: IDNR

Ownership

DON BURKE DENBY, JR.

Private

Nearby Dams

Frequently Asked Questions

What is the hazard classification of Denbys Pond Dam?

Denbys Pond 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 Denbys Pond Dam?

Denbys Pond Dam is owned by DON BURKE DENBY, JR. (Private). The owner is responsible for maintenance, inspections, and compliance with dam safety regulations.

When was Denbys Pond Dam built?

Denbys Pond Dam was completed in 1974, making it 52 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 Denbys Pond Dam?

Denbys Pond 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 Denbys Pond Dam?

Denbys Pond Dam has a dam height of 38 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 Denbys Pond Dam last inspected?

Denbys Pond Dam was last inspected on September 29, 2014. 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.