Gillespie Country Club Lake Dam is an earth dam located in Macoupin County, Illinois, built in 1921. It carries a Low hazard potential classification.
Dam profile
NID height · 20 ft20 ft tall and 213 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 Gillespie Country Club Lake Dam
The primary purpose of Gillespie Country Club Lake Dam is recreation. The dam creates a reservoir used for recreational activities such as fishing, boating, and swimming. The dam is owned by Gillespie Country Club (private). It impounds the Trib Honey Creek near Hardin.
The dam stands 20 feet tall and stretches 213 feet across, and has a maximum storage capacity of 55 acre-feet. Completed in 1921, 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 05/23/2024.
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Location
| State | Illinois |
| County | Macoupin |
| Nearest City | Hardin |
| River/Stream | Trib Honey Creek |
| Coordinates | 39.20771, -89.81157 |
Physical Characteristics
| Dam Type | Earth |
| NID Height | 20 ft |
| Dam Height | 20 ft |
| Dam Length | 213 ft |
| Year Completed | 1921 (105 years old) |
Storage & Hydraulics
| NID Storage | 55 acre-ft |
| Max Storage | 55 acre-ft |
| Normal Storage | 38 acre-ft |
| Spillway Type | Uncontrolled |
Ownership & Safety
| Purpose | Recreation |
| Owner | Gillespie Country Club |
| Owner Type | Private |
| Hazard Classification | Low |
| Condition Assessment | Not assessed |
| Last Inspection | 05/23/2024 |
| Emergency Action Plan | No |
Identifiers
| NID ID | IL00782 |
| Federal ID | IL00782 |
| More Info | State Dam Safety Program |