Williamsville Lake Dam 1
Low HazardNot Available ConditionEmergency Action Plan: Not Required
Location
| State | Illinois |
| County | Sangamon |
| Nearest City | PETERSBURG |
| River/Stream | WOLF CREEK |
| Coordinates | 39.95042, -89.52980 |
Physical Characteristics
| Dam Type | Earth |
| NID Height | 23 ft |
| Dam Height | 23 ft |
| Dam Length | 600 ft |
| Year Completed | 1971 (55 years old) |
Storage & Hydraulics
| NID Storage | 180 acre-ft |
| Max Storage | 180 acre-ft |
| Normal Storage | 108 acre-ft |
| Surface Area | 18 acres |
| Drainage Area | 0 sq mi |
| Max Discharge | 165 cfs |
| Spillway Type | Uncontrolled |
Ownership & Safety
| Purpose | Other |
| Owner | CITY OF WILLIAMSVILLE;CITY OF WILLIAMSVILLE |
| Owner Type | Local Government |
| Hazard Classification | Low |
| Condition Assessment | Not Available |
| Last Inspection | 08/27/2020 |
| Emergency Action Plan | Not Required |