Lake Williamson Dam
Low HazardNot Available ConditionEmergency Action Plan: No
Location
| State | Illinois |
| County | Macoupin |
| Nearest City | HARDIN |
| River/Stream | TRIB HONEY CREEK |
| Coordinates | 39.24533, -89.83403 |
Physical Characteristics
| Dam Type | Earth |
| NID Height | 39 ft |
| Dam Height | 39 ft |
| Dam Length | 324 ft |
| Year Completed | 1974 (52 years old) |
Storage & Hydraulics
| NID Storage | 1,247 acre-ft |
| Max Storage | 1,247 acre-ft |
| Normal Storage | 903 acre-ft |
| Spillway Type | Uncontrolled |
Ownership & Safety
| Purpose | Recreation |
| Owner | LAKE WILLIAMSON CHRISTIAN CENTER |
| Owner Type | Private |
| Hazard Classification | Low |
| Condition Assessment | Not Available |
| Last Inspection | 05/23/2024 |
| Emergency Action Plan | No |