Shoal Creek Structure 14 Dam is an earth dam located in Montgomery County, Illinois, built in 1971. It carries a Low hazard potential classification.
Dam profile
NID height · 34 ft34 ft tall and 615 ft long, taller than 78% 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 Shoal Creek Structure 14 Dam
The primary purpose of Shoal Creek Structure 14 Dam 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 Donald King & Ray White (private). It impounds the Middle Fork Shoal Creek near Hillsboro.
The dam stands 34 feet tall and stretches 615 feet across, and has a maximum storage capacity of 131 acre-feet. Completed in 1971, 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 03/21/2023.
At 34 feet, this dam is taller than 78% of dams nationwide.
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Location
| State | Illinois |
| County | Montgomery |
| Nearest City | Hillsboro |
| River/Stream | Middle Fork Shoal Creek |
| Coordinates | 39.23721, -89.44338 |
Physical Characteristics
| Dam Type | Earth |
| NID Height | 34 ft |
| Dam Height | 34 ft |
| Dam Length | 615 ft |
| Year Completed | 1971 (55 years old) |
Storage & Hydraulics
| NID Storage | 131 acre-ft |
| Max Storage | 131 acre-ft |
| Normal Storage | 25 acre-ft |
| Spillway Type | Uncontrolled |
Ownership & Safety
| Purpose | Flood Risk Reduction |
| Owner | Donald King & Ray White |
| Owner Type | Private |
| Hazard Classification | Low |
| Condition Assessment | Not assessed |
| Last Inspection | 03/21/2023 |
| Emergency Action Plan | No |
Identifiers
| NID ID | IL00927 |
| Federal ID | IL00927 |
| More Info | State Dam Safety Program |