Liberty Land/Mine 26/Slurry Cell 4 Dam

SANDUSKY CREEK· Franklin, Illinois· Built 1997· Earth· 56 ft tall
Low Hazard Other Private

Key Takeaway

Liberty Land/Mine 26/Slurry Cell 4 Dam is classified as low hazard in Illinois. It was completed in 1997 and is 29 years old. Its primary use is other.

Physical Details

Dam Height 56 ft (taller than 94.4% in IL)
Dam Length5,200 ft
Dam TypeEarth
Max Storage2.5K acre-ft
Normal Storage2.1K acre-ft
Surface Area108 acres
Drainage Area0 sq mi
Max Discharge86 cfs
Year Completed1997 (29 years old)
NID IDIL50357

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: Yes
Last Inspection: September 21, 2023
State Regulated: Yes
Regulatory Agency: IDNR

Ownership

LCC ILLINOIS, LLC

Private

Nearby Dams

Frequently Asked Questions

What is the hazard classification of Liberty Land/Mine 26/Slurry Cell 4 Dam?

Liberty Land/Mine 26/Slurry Cell 4 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 Liberty Land/Mine 26/Slurry Cell 4 Dam?

Liberty Land/Mine 26/Slurry Cell 4 Dam is owned by LCC ILLINOIS, LLC (Private). The owner is responsible for maintenance, inspections, and compliance with dam safety regulations.

When was Liberty Land/Mine 26/Slurry Cell 4 Dam built?

Liberty Land/Mine 26/Slurry Cell 4 Dam was completed in 1997, making it 29 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 Liberty Land/Mine 26/Slurry Cell 4 Dam?

Liberty Land/Mine 26/Slurry Cell 4 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 Liberty Land/Mine 26/Slurry Cell 4 Dam?

Liberty Land/Mine 26/Slurry Cell 4 Dam has a dam height of 56 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 Liberty Land/Mine 26/Slurry Cell 4 Dam last inspected?

Liberty Land/Mine 26/Slurry Cell 4 Dam was last inspected on September 21, 2023. 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.