Madison Lake Dam is an earth dam located in Williamson County, Illinois, built in 1919. It carries a Low hazard potential classification.
Dam profile
NID height · 19 ft19 ft tall and 660 ft long. 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 Madison Lake Dam
The primary purpose of Madison Lake Dam is recreation. The dam creates a reservoir used for recreational activities such as fishing, boating, and swimming. The dam is owned by Madison Coal Company (private). It impounds the Trib Hurricane Creek near Hurst.
The dam stands 19 feet tall and stretches 660 feet across, and has a maximum storage capacity of 225 acre-feet. Completed in 1919, the structure is over a century 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 08/21/2024.
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Location
| State | Illinois |
| County | Williamson |
| Nearest City | Hurst |
| River/Stream | Trib Hurricane Creek |
| Coordinates | 37.81061, -89.11149 |
Physical Characteristics
| Dam Type | Earth |
| NID Height | 19 ft |
| Dam Height | 19 ft |
| Dam Length | 660 ft |
| Year Completed | 1919 (107 years old) |
Storage & Hydraulics
| NID Storage | 225 acre-ft |
| Max Storage | 225 acre-ft |
| Normal Storage | 181 acre-ft |
| Spillway Type | Uncontrolled |
Ownership & Safety
| Purpose | Recreation |
| Owner | Madison Coal Company |
| Owner Type | Private |
| Hazard Classification | Low |
| Condition Assessment | Not assessed |
| Last Inspection | 08/21/2024 |
| Emergency Action Plan | No |
Identifiers
| NID ID | IL00052 |
| Federal ID | IL00052 |
| More Info | State Dam Safety Program |