Cox Lake Dam
Significant HazardNot Available ConditionEmergency Action Plan: No
Location
| State | Illinois |
| County | Wayne |
| Nearest City | BARNHILL-OFFSTREAM |
| River/Stream | TRIB WATSON CREEK |
| Coordinates | 38.31551, -88.35569 |
Physical Characteristics
| Dam Type | Earth |
| NID Height | 18 ft |
| Dam Height | 18 ft |
| Dam Length | 485 ft |
| Year Completed | 1959 (67 years old) |
Storage & Hydraulics
| NID Storage | 130 acre-ft |
| Max Storage | 130 acre-ft |
| Normal Storage | 80 acre-ft |
| Spillway Type | Uncontrolled |
Ownership & Safety
| Purpose | Recreation |
| Owner | JOE WILLIAMS |
| Owner Type | Private |
| Hazard Classification | Significant |
| Condition Assessment | Not Available |
| Last Inspection | 07/29/2025 |
| Emergency Action Plan | No |