Teal Lake Dam
Teal Lake Dam is an earth dam located in Williamson County, Illinois, built in 1966. It carries a Low hazard potential classification.
About Teal Lake Dam
The primary purpose of Teal Lake Dam is recreation. The dam creates a reservoir used for recreational activities such as fishing, boating, and swimming. The dam is owned by Teal Lake Association (private). It impounds the Trib Limb Branch near Carbondale.
The dam stands 12 feet tall and stretches 670 feet across, and has a maximum storage capacity of 168 acre-feet. Completed in 1966, the structure is well into its service life at over 50 years 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 10/19/2023.
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Location
| State | Illinois |
| County | Williamson |
| Nearest City | Carbondale |
| River/Stream | Trib Limb Branch |
| Coordinates | 37.65383, -88.96578 |
Physical Characteristics
| Dam Type | Earth |
| NID Height | 12 ft |
| Dam Height | 12 ft |
| Dam Length | 670 ft |
| Year Completed | 1966 (60 years old) |
Storage & Hydraulics
| NID Storage | 168 acre-ft |
| Max Storage | 168 acre-ft |
| Normal Storage | 106 acre-ft |
| Spillway Type | Uncontrolled |
Ownership & Safety
| Purpose | Recreation |
| Owner | TEAL LAKE ASSOCIATION |
| Owner Type | Private |
| Hazard Classification | Low |
| Condition Assessment | Not Available |
| Last Inspection | 10/19/2023 |
| Emergency Action Plan | No |
Identifiers
| NID ID | IL00086 |
| Federal ID | IL00086 |
| More Info | State Dam Safety Program |