Stonewolf Golf Course Lake Dam
Stonewolf Golf Course Lake Dam is an earth dam located in St. Clair County, Illinois, built in 1998. It carries a High hazard potential classification.
About Stonewolf Golf Course Lake Dam
The primary purpose of Stonewolf Golf Course Lake Dam is recreation. The dam creates a reservoir used for recreational activities such as fishing, boating, and swimming. The dam is owned by St. Louis Golf Development, Llc (private). It impounds the Trib Little Canteen Creek near Caseyville.
The dam stands 72 feet tall and stretches 385 feet across, creates a reservoir covering 8 acres, has a maximum storage capacity of 143 acre-feet, and collects water from a drainage area of 0 square miles. Completed in 1998, the structure is 28 years old.
This dam carries a high hazard potential classification, which means that a failure or uncontrolled release of water would likely cause loss of human life. This classification reflects the consequences of failure, not the likelihood — it indicates that people live or work in the area downstream. An emergency action plan is in place for this dam. The most recent inspection on record was 06/29/2023.
At 72 feet, this dam is taller than 96% of all dams in the United States.
Living Downstream
If you live or work downstream of this dam, consider taking these steps: learn your local evacuation routes, check whether your county emergency management office has a dam failure inundation map, and sign up for local emergency alerts. The Illinois dam safety program can provide more specific information about emergency planning for this structure.
Search for dams near your address to see all dams in your area with hazard classifications and safety data.
Location
| State | Illinois |
| County | St. Clair |
| Nearest City | Caseyville |
| River/Stream | Trib Little Canteen Creek |
| Coordinates | 38.61961, -89.99551 |
Physical Characteristics
| Dam Type | Earth |
| NID Height | 72 ft |
| Dam Height | 72 ft |
| Dam Length | 385 ft |
| Year Completed | 1998 (28 years old) |
Storage & Hydraulics
| NID Storage | 143 acre-ft |
| Max Storage | 143 acre-ft |
| Normal Storage | 107 acre-ft |
| Surface Area | 8 acres |
| Drainage Area | 0 sq mi |
| Max Discharge | 5,260 cfs |
| Spillway Type | Uncontrolled |
Ownership & Safety
| Purpose | Recreation |
| Owner | ST. LOUIS GOLF DEVELOPMENT, LLC |
| Owner Type | Private |
| Hazard Classification | High |
| Condition Assessment | Not Available |
| Last Inspection | 06/29/2023 |
| Emergency Action Plan | Yes |
Identifiers
| NID ID | IL50390 |
| Federal ID | IL50390 |
| More Info | State Dam Safety Program |