Leo Johnson Lake Dam
Low HazardNot Available ConditionEmergency Action Plan: No
Location
| State | Illinois |
| County | Whiteside |
| Nearest City | GALT-OFFSTREAM |
| River/Stream | TRIB ELKHORN CREEK |
| Coordinates | 41.80941, -89.79316 |
Physical Characteristics
| Dam Type | Earth |
| NID Height | 20 ft |
| Dam Height | 20 ft |
| Dam Length | 520 ft |
| Year Completed | 1962 (64 years old) |
Storage & Hydraulics
| NID Storage | 78 acre-ft |
| Max Storage | 78 acre-ft |
| Normal Storage | 53 acre-ft |
| Spillway Type | Uncontrolled |
Ownership & Safety
| Purpose | Recreation |
| Owner | GEORGE WOODRIDGE |
| Owner Type | Private |
| Hazard Classification | Low |
| Condition Assessment | Not Available |
| Last Inspection | 06/14/2023 |
| Emergency Action Plan | No |