Prairie Coal/Lost Prairie Mine/Slurry Pond 1
Key Takeaway
Prairie Coal/Lost Prairie Mine/Slurry Pond 1 is classified as low hazard in Illinois. Its primary use is other.
Physical Details
| Dam Height | 33 ft (taller than 71.6% in IL) |
| Dam Length | 5,200 ft |
| Dam Type | Earth |
| Max Storage | 1.1K acre-ft |
| Normal Storage | 992 acre-ft |
| Surface Area | 32 acres |
| Drainage Area | 0 sq mi |
| NID ID | IL50607 |
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
PRAIRIE COAL COMPANY, LLC
Private
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Significant Hazard 50 ftFrequently Asked Questions
What is the hazard classification of Prairie Coal/Lost Prairie Mine/Slurry Pond 1?
Prairie Coal/Lost Prairie Mine/Slurry Pond 1 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 Prairie Coal/Lost Prairie Mine/Slurry Pond 1?
Prairie Coal/Lost Prairie Mine/Slurry Pond 1 is owned by PRAIRIE COAL COMPANY, LLC (Private). The owner is responsible for maintenance, inspections, and compliance with dam safety regulations.
What is the primary purpose of Prairie Coal/Lost Prairie Mine/Slurry Pond 1?
Prairie Coal/Lost Prairie Mine/Slurry Pond 1 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 Prairie Coal/Lost Prairie Mine/Slurry Pond 1?
Prairie Coal/Lost Prairie Mine/Slurry Pond 1 has a dam height of 33 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 Prairie Coal/Lost Prairie Mine/Slurry Pond 1 last inspected?
Prairie Coal/Lost Prairie Mine/Slurry Pond 1 was last inspected on June 14, 2023. Inspection dates indicate when a formal review occurred, not the results of that inspection.