Lake Edward Dam
Lake Edward Dam is an earth dam located in Macoupin County, Illinois, built in 1949. It carries a Low hazard potential classification.
About Lake Edward Dam
The primary purpose of Lake Edward Dam is recreation. The dam creates a reservoir used for recreational activities such as fishing, boating, and swimming. The dam is owned by Lake Edward Club (private). It impounds the Trib Spring Creek near Gillespie-offstream.
The dam stands 20 feet tall and stretches 267 feet across, and has a maximum storage capacity of 78 acre-feet. Completed in 1949, the structure is well-established, with more than 75 years of service.
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 | Gillespie-offstream |
| River/Stream | Trib Spring Creek |
| Coordinates | 39.13161, -89.77812 |
Physical Characteristics
| Dam Type | Earth |
| NID Height | 20 ft |
| Dam Height | 20 ft |
| Dam Length | 267 ft |
| Year Completed | 1949 (77 years old) |
Storage & Hydraulics
| NID Storage | 78 acre-ft |
| Max Storage | 78 acre-ft |
| Normal Storage | 51 acre-ft |
| Spillway Type | Uncontrolled |
Ownership & Safety
| Purpose | Recreation |
| Owner | LAKE EDWARD CLUB |
| Owner Type | Private |
| Hazard Classification | Low |
| Condition Assessment | Not Available |
| Last Inspection | 05/23/2024 |
| Emergency Action Plan | No |
Identifiers
| NID ID | IL01043 |
| Federal ID | IL01043 |
| More Info | State Dam Safety Program |