Horton Lake Dam
High HazardNot Available ConditionEmergency Action Plan: Yes
Location
| State | Illinois |
| County | Hancock |
| Nearest City | NAUVOO |
| River/Stream | TRIB MISSISSIPPI RIVER |
| Coordinates | 40.54636, -91.38474 |
Physical Characteristics
| Dam Type | Earth |
| NID Height | 50 ft |
| Dam Height | 50 ft |
| Dam Length | 480 ft |
| Year Completed | 1967 (59 years old) |
Storage & Hydraulics
| NID Storage | 287 acre-ft |
| Max Storage | 287 acre-ft |
| Normal Storage | 158 acre-ft |
| Surface Area | 13 acres |
| Drainage Area | 33 sq mi |
| Max Discharge | 2,809 cfs |
| Spillway Type | Uncontrolled |
Ownership & Safety
| Purpose | Recreation |
| Owner | ILLINOIS DEPARTMENT OF NATURAL RESOURCES |
| Owner Type | State |
| Hazard Classification | High |
| Condition Assessment | Not Available |
| Last Inspection | 04/08/2024 |
| Emergency Action Plan | Yes |