Ill Coal Recovery/Old Ed Mine 21/Slurry Cell 4 Dam
Key Takeaway
Ill Coal Recovery/Old Ed Mine 21/Slurry Cell 4 Dam is classified as low hazard in Illinois. It was completed in 1986 and is 40 years old. Its primary use is other.
Physical Details
| Dam Height | 47 ft (taller than 89.6% in IL) |
| Dam Length | 5,240 ft |
| Dam Type | Earth |
| Max Storage | 1.4K acre-ft |
| Normal Storage | 1.2K acre-ft |
| Max Discharge | 42 cfs |
| Year Completed | 1986 (40 years old) |
| NID ID | IL50151 |
Safety Information
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?
Ownership
ILLINOIS COAL RECOVERY, LLC
Private
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What is the hazard classification of Ill Coal Recovery/Old Ed Mine 21/Slurry Cell 4 Dam?
Ill Coal Recovery/Old Ed Mine 21/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 Ill Coal Recovery/Old Ed Mine 21/Slurry Cell 4 Dam?
Ill Coal Recovery/Old Ed Mine 21/Slurry Cell 4 Dam is owned by ILLINOIS COAL RECOVERY, LLC (Private). The owner is responsible for maintenance, inspections, and compliance with dam safety regulations.
When was Ill Coal Recovery/Old Ed Mine 21/Slurry Cell 4 Dam built?
Ill Coal Recovery/Old Ed Mine 21/Slurry Cell 4 Dam was completed in 1986, making it 40 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 Ill Coal Recovery/Old Ed Mine 21/Slurry Cell 4 Dam?
Ill Coal Recovery/Old Ed Mine 21/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 Ill Coal Recovery/Old Ed Mine 21/Slurry Cell 4 Dam?
Ill Coal Recovery/Old Ed Mine 21/Slurry Cell 4 Dam has a dam height of 47 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 Ill Coal Recovery/Old Ed Mine 21/Slurry Cell 4 Dam last inspected?
Ill Coal Recovery/Old Ed Mine 21/Slurry Cell 4 Dam was last inspected on July 6, 2022. Inspection dates indicate when a formal review occurred, not the results of that inspection.