A. E. Staley Cooling Lake Dam

SANGAMON-OFFSTREAM· Macon, Illinois· Built 1944· Earth· 22 ft tall
Significant Hazard Other Water Supply Private

Key Takeaway

A. E. Staley Cooling Lake Dam is classified as significant hazard in Illinois. It was completed in 1944 and is 82 years old. Its primary use is other. Significant hazard means failure could cause economic or environmental damage. Learn more.

Physical Details

Dam Height 22 ft (taller than 35.1% in IL)
Dam Length1,000 ft
Dam TypeEarth
Max Storage193 acre-ft
Normal Storage123 acre-ft
Year Completed1944 (82 years old)
NID IDIL00515

Safety Information

Significant Hazard

No probable loss of human life, but can cause economic loss, environmental damage, or disruption of lifeline facilities.

Hazard potential describes downstream consequences of failure, not the dam's current condition. What does this mean?

Emergency Action Plan: No
Last Inspection: June 7, 2016
State Regulated: Yes
Regulatory Agency: IDNR

Ownership

A. E. STALEY COMPANY

Private

Nearby Dams

Frequently Asked Questions

What is the hazard classification of A. E. Staley Cooling Lake Dam?

A. E. Staley Cooling Lake Dam is classified as Significant Hazard. No probable loss of human life, but can cause economic loss, environmental damage, or disruption of lifeline facilities. This classification refers to the potential downstream consequences of a failure, not the dam's current structural condition.

Who owns and operates A. E. Staley Cooling Lake Dam?

A. E. Staley Cooling Lake Dam is owned by A. E. STALEY COMPANY (Private). The owner is responsible for maintenance, inspections, and compliance with dam safety regulations.

When was A. E. Staley Cooling Lake Dam built?

A. E. Staley Cooling Lake Dam was completed in 1944, making it 82 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 A. E. Staley Cooling Lake Dam?

A. E. Staley Cooling Lake Dam serves the following purposes: Other, Water Supply. Many dams in the U.S. are multi-purpose, supporting flood control, water supply, recreation, and other uses.

How tall is A. E. Staley Cooling Lake Dam?

A. E. Staley Cooling Lake Dam has a dam height of 22 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 A. E. Staley Cooling Lake Dam last inspected?

A. E. Staley Cooling Lake Dam was last inspected on June 7, 2016. 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.