Peabody/Randolph Plant/Slurry Pond Dam

TRIB DOZA CREEK· St. Clair, Illinois· Built 1999· Earth· 45 ft tall
Low Hazard Other Private

Key Takeaway

Peabody/Randolph Plant/Slurry Pond Dam is classified as low hazard in Illinois. It was completed in 1999 and is 27 years old. Its primary use is other.

Physical Details

Dam Height 45 ft (taller than 88% in IL)
Dam Length9,800 ft
Dam TypeEarth
Max Storage6.5K acre-ft
Normal Storage5.5K acre-ft
Max Discharge5 cfs
Year Completed1999 (27 years old)
NID IDIL50254

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: May 22, 2017
State Regulated: Yes
Regulatory Agency: IDNR

Ownership

PEABODY ENERGY

Private

Nearby Dams

Frequently Asked Questions

What is the hazard classification of Peabody/Randolph Plant/Slurry Pond Dam?

Peabody/Randolph Plant/Slurry 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 Peabody/Randolph Plant/Slurry Pond Dam?

Peabody/Randolph Plant/Slurry Pond Dam is owned by PEABODY ENERGY (Private). The owner is responsible for maintenance, inspections, and compliance with dam safety regulations.

When was Peabody/Randolph Plant/Slurry Pond Dam built?

Peabody/Randolph Plant/Slurry Pond Dam was completed in 1999, making it 27 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 Peabody/Randolph Plant/Slurry Pond Dam?

Peabody/Randolph Plant/Slurry Pond Dam serves the following purposes: Other. Many dams in the U.S. are multi-purpose, supporting flood control, water supply, recreation, and other uses.

How tall is Peabody/Randolph Plant/Slurry Pond Dam?

Peabody/Randolph Plant/Slurry Pond Dam has a dam height of 45 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 Peabody/Randolph Plant/Slurry Pond Dam last inspected?

Peabody/Randolph Plant/Slurry Pond Dam was last inspected on May 22, 2017. 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.