Coal & Crane Creek Structure 11
Coal & Crane Creek Structure 11 is an earth dam located in Schuyler County, Illinois, built in 1975. It carries a Low hazard potential classification.
About Coal & Crane Creek Structure 11
The primary purpose of Coal & Crane Creek Structure 11 is flood risk reduction. The dam is designed to control downstream flooding by temporarily storing excess water during storms and releasing it at a controlled rate. The dam is owned by Unknown (private). It impounds the Trib Bluff Ditch near Meredosia.
The dam stands 48 feet tall and stretches 268 feet across, creates a reservoir covering 2 acres, has a maximum storage capacity of 41 acre-feet, and collects water from a drainage area of 0 square miles. Completed in 1975, 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 09/30/2020.
At 48 feet, this dam is taller than 92% of dams nationwide.
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Location
| State | Illinois |
| County | Schuyler |
| Nearest City | Meredosia |
| River/Stream | Trib Bluff Ditch |
| Coordinates | 40.05109, -90.48695 |
Physical Characteristics
| Dam Type | Earth |
| NID Height | 48 ft |
| Dam Height | 48 ft |
| Dam Length | 268 ft |
| Year Completed | 1975 (51 years old) |
Storage & Hydraulics
| NID Storage | 41 acre-ft |
| Max Storage | 41 acre-ft |
| Surface Area | 2 acres |
| Drainage Area | 0 sq mi |
| Max Discharge | 258 cfs |
| Spillway Type | Uncontrolled |
Ownership & Safety
| Purpose | Flood Risk Reduction |
| Owner | UNKNOWN |
| Owner Type | Private |
| Hazard Classification | Low |
| Condition Assessment | Not Available |
| Last Inspection | 09/30/2020 |
| Emergency Action Plan | No |
Identifiers
| NID ID | IL50640 |
| Federal ID | IL50640 |
| More Info | State Dam Safety Program |