Pine Lake Dam is an earth dam located in Madison County, Illinois, built in 1908. It carries a Significant hazard potential classification.
Dam profile
NID height · 20 ft20 ft tall and 165 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 Pine Lake Dam
The primary purpose of Pine Lake Dam is recreation. The dam creates a reservoir used for recreational activities such as fishing, boating, and swimming. The dam is owned by Pine Lake Property Owners Association (private). It impounds the Trib Canteen Creek near Collinsville.
The dam stands 20 feet tall and stretches 165 feet across, creates a reservoir covering 6 acres, has a maximum storage capacity of 58 acre-feet, and collects water from a drainage area of 0 square miles. Completed in 1908, the structure is over a century 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. The most recent inspection on record was 04/12/2024.
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Location
| State | Illinois |
| County | Madison |
| Nearest City | Collinsville |
| River/Stream | Trib Canteen Creek |
| Coordinates | 38.69044, -89.96333 |
Physical Characteristics
| Dam Type | Earth |
| NID Height | 20 ft |
| Dam Height | 20 ft |
| Dam Length | 165 ft |
| Year Completed | 1908 (118 years old) |
Storage & Hydraulics
| NID Storage | 58 acre-ft |
| Max Storage | 58 acre-ft |
| Normal Storage | 39 acre-ft |
| Surface Area | 6 acres |
| Drainage Area | 0 sq mi |
| Max Discharge | 31 cfs |
| Spillway Type | Uncontrolled |
Ownership & Safety
| Purpose | Recreation |
| Owner | Pine Lake Property Owners Association |
| Owner Type | Private |
| Hazard Classification | Significant |
| Condition Assessment | Not assessed |
| Last Inspection | 04/12/2024 |
| Emergency Action Plan | No |
Identifiers
| NID ID | IL00207 |
| Federal ID | IL00207 |
| More Info | State Dam Safety Program |