Midland/elm Mine/ Slurry Lake 1 Dam is an earth dam located in Peoria County, Illinois, built in 1967. It carries a Low hazard potential classification.
Dam profile
NID height · 28 ft28 ft tall and 600 ft long, taller than 62% of U.S. dams with a recorded height. Height is drawn to scale against a two-story house, about 25 ft; the profile is a generic embankment section and the water level is illustrative.
About Midland/elm Mine/ Slurry Lake 1 Dam
Midland/elm Mine/ Slurry Lake 1 Dam is a dam in Peoria, Illinois. The dam is owned by Mr. Wessel (private). It impounds the Trib Clark Branch near Oak Hill.
The dam stands 28 feet tall and stretches 600 feet across, and has a maximum storage capacity of 512 acre-feet. Completed in 1967, the structure is well into its service life at over 50 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 09/12/2023.
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Location
| State | Illinois |
| County | Peoria |
| Nearest City | Oak Hill |
| River/Stream | Trib Clark Branch |
| Coordinates | 40.74737, -89.89451 |
Physical Characteristics
| Dam Type | Earth |
| NID Height | 28 ft |
| Dam Height | 28 ft |
| Dam Length | 600 ft |
| Year Completed | 1967 (59 years old) |
Storage & Hydraulics
| NID Storage | 512 acre-ft |
| Max Storage | 512 acre-ft |
| Normal Storage | 362 acre-ft |
| Spillway Type | Uncontrolled |
Ownership & Safety
| Purpose | Other |
| Owner | Mr. Wessel |
| Owner Type | Private |
| Hazard Classification | Low |
| Condition Assessment | Not assessed |
| Last Inspection | 09/12/2023 |
| Emergency Action Plan | No |
Identifiers
| NID ID | IL00291 |
| Federal ID | IL00291 |
| More Info | State Dam Safety Program |