Ilex Dam
Significant HazardNot Rated ConditionEmergency Action Plan: Not Required
Location
| State | Iowa |
| County | Polk |
| Nearest City | Des Moines |
| River/Stream | Trib to Des Moines River |
| Coordinates | 41.64810, -93.60910 |
Physical Characteristics
| Dam Type | Earth |
| NID Height | 10 ft |
| Dam Height | 10 ft |
| Dam Length | 500 ft |
| Year Completed | 1980 (46 years old) |
Storage & Hydraulics
| NID Storage | 64 acre-ft |
| Max Storage | 64 acre-ft |
| Drainage Area | 1 sq mi |
| Spillway Type | Uncontrolled |
Ownership & Safety
| Purpose | Flood Risk Reduction |
| Owner | Polk County Public Works Dept |
| Owner Type | Local Government |
| Hazard Classification | Significant |
| Condition Assessment | Not Rated |
| Last Inspection | 10/30/2024 |
| Emergency Action Plan | Not Required |