Holiday Shores Lake Dam
Holiday Shores Lake Dam is an earth dam located in Madison County, Illinois, built in 1965. It carries a Significant hazard potential classification.
About Holiday Shores Lake Dam
The primary purpose of Holiday Shores Lake Dam is recreation. The dam creates a reservoir used for recreational activities such as fishing, boating, and swimming. The dam is owned by Holishor Association, Inc. (private). It impounds the Joulters Creek near Edwardsville.
The dam stands 47 feet tall and stretches 960 feet across, creates a reservoir covering 345 acres, has a maximum storage capacity of 6,610 acre-feet, and collects water from a drainage area of 6 square miles. Completed in 1965, the structure is well into its service life at over 50 years old.
This dam has a significant hazard potential classification, meaning that a failure could cause significant economic damage — flooding roads, bridges, or property downstream — but is not expected to result in loss of life. An emergency action plan is in place for this dam. The most recent inspection on record was 07/01/2024.
At 47 feet, this dam is taller than 92% of dams nationwide.
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Location
| State | Illinois |
| County | Madison |
| Nearest City | Edwardsville |
| River/Stream | Joulters Creek |
| Coordinates | 38.91054, -89.93419 |
Physical Characteristics
| Dam Type | Earth |
| NID Height | 47 ft |
| Dam Height | 47 ft |
| Dam Length | 960 ft |
| Year Completed | 1965 (61 years old) |
Storage & Hydraulics
| NID Storage | 6,610 acre-ft |
| Max Storage | 6,610 acre-ft |
| Normal Storage | 4,605 acre-ft |
| Surface Area | 345 acres |
| Drainage Area | 6 sq mi |
| Max Discharge | 9,493 cfs |
| Spillway Type | Uncontrolled |
Ownership & Safety
| Purpose | Recreation |
| Owner | HOLISHOR ASSOCIATION, INC. |
| Owner Type | Private |
| Hazard Classification | Significant |
| Condition Assessment | Not Available |
| Last Inspection | 07/01/2024 |
| Emergency Action Plan | Yes |
Identifiers
| NID ID | IL00190 |
| Federal ID | IL00190 |
| More Info | State Dam Safety Program |