Koban Lake Dam
Significant HazardPoor ConditionEmergency Action Plan: Not Required
Location
| State | Arkansas |
| County | Pulaski |
| Nearest City | LITTLE ROCK |
| River/Stream | MC HENRY CREEK-OS |
| Coordinates | 34.70333, -92.43333 |
Physical Characteristics
| Dam Type | Earth |
| NID Height | 31 ft |
| Dam Height | 29 ft |
| Dam Length | 360 ft |
| Year Completed | 1961 (65 years old) |
Storage & Hydraulics
| NID Storage | 223 acre-ft |
| Max Storage | 223 acre-ft |
| Normal Storage | 156 acre-ft |
| Surface Area | 12 acres |
| Drainage Area | 0 sq mi |
| Max Discharge | 587 cfs |
Ownership & Safety
| Purpose | Water Supply |
| Owner | Koban Family, LLC |
| Owner Type | Private |
| Hazard Classification | Significant |
| Condition Assessment | Poor |
| Last Inspection | 08/16/2025 |
| Emergency Action Plan | Not Required |