Fox Ridge Lake Dam
Fox Ridge Lake Dam is an earth dam located in Coles County, Illinois, built in 1941. It carries a Low hazard potential classification.
About Fox Ridge Lake Dam
The primary purpose of Fox Ridge Lake Dam is recreation. The dam creates a reservoir used for recreational activities such as fishing, boating, and swimming. The dam is owned by Illinois Natural History Survey (state). It impounds the Trib Embarras River near Greenup.
The dam stands 36 feet tall and stretches 365 feet across, creates a reservoir covering 13 acres, has a maximum storage capacity of 240 acre-feet, and collects water from a drainage area of 1 square miles. Completed in 1941, 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 12/02/2023.
At 36 feet, this dam is taller than 83% of dams nationwide.
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Location
| State | Illinois |
| County | Coles |
| Nearest City | Greenup |
| River/Stream | Trib Embarras River |
| Coordinates | 39.40289, -88.15766 |
Physical Characteristics
| Dam Type | Earth |
| NID Height | 36 ft |
| Dam Height | 36 ft |
| Dam Length | 365 ft |
| Year Completed | 1941 (85 years old) |
Storage & Hydraulics
| NID Storage | 240 acre-ft |
| Max Storage | 240 acre-ft |
| Normal Storage | 104 acre-ft |
| Surface Area | 13 acres |
| Drainage Area | 1 sq mi |
| Max Discharge | 2,429 cfs |
| Spillway Type | Uncontrolled |
Ownership & Safety
| Purpose | Recreation |
| Owner | ILLINOIS NATURAL HISTORY SURVEY |
| Owner Type | State |
| Hazard Classification | Low |
| Condition Assessment | Not Available |
| Last Inspection | 12/02/2023 |
| Emergency Action Plan | No |
Identifiers
| NID ID | IL00715 |
| Federal ID | IL00715 |
| More Info | State Dam Safety Program |