Deushane Slurry Impoundment 1 Dam
Deushane Slurry Impoundment 1 Dam is an earth dam located in Knox County, Illinois, built in 1983. It carries a Low hazard potential classification.
About Deushane Slurry Impoundment 1 Dam
The primary purpose of Deushane Slurry Impoundment 1 Dam is tailings. Tailings dams contain waste material from mining operations — typically a slurry of finely ground rock left over after valuable minerals have been extracted. These structures require ongoing monitoring because tailings can contain heavy metals and other contaminants. The dam is owned by Machael Deushane (private). It impounds the Trib Littlers Creek near London Mills.
The dam stands 28 feet tall and stretches 800 feet across, and has a maximum storage capacity of 65 acre-feet. Completed in 1983, the structure is 43 years old.
This dam has a low hazard potential classification, meaning that failure would cause minimal damage, limited primarily to the dam owner's property, with no expected loss of life. The most recent inspection on record was 03/22/2024.
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Location
| State | Illinois |
| County | Knox |
| Nearest City | London Mills |
| River/Stream | Trib Littlers Creek |
| Coordinates | 40.71610, -90.11830 |
Physical Characteristics
| Dam Type | Earth |
| NID Height | 28 ft |
| Dam Height | 28 ft |
| Dam Length | 800 ft |
| Year Completed | 1983 (43 years old) |
Storage & Hydraulics
| NID Storage | 65 acre-ft |
| Max Storage | 65 acre-ft |
| Spillway Type | Uncontrolled |
Ownership & Safety
| Purpose | Tailings |
| Owner | MACHAEL DEUSHANE |
| Owner Type | Private |
| Hazard Classification | Low |
| Condition Assessment | Not Available |
| Last Inspection | 03/22/2024 |
| Emergency Action Plan | No |
Identifiers
| NID ID | IL50485 |
| Federal ID | IL50485 |
| More Info | State Dam Safety Program |