Ioleau Reservoir
Low HazardPoor ConditionEmergency Action Plan: Yes
Location
| County | Kauai |
| Nearest City | Kalaheo |
| River/Stream | FED BY IRRIGATION DITCH |
| Coordinates | 21.90003, -159.53451 |
Physical Characteristics
| Dam Type | Earth |
| NID Height | 48 ft |
| Dam Height | 48 ft |
| Dam Length | 980 ft |
| Year Completed | 1902 (124 years old) |
Storage & Hydraulics
| NID Storage | 148 acre-ft |
| Max Storage | 148 acre-ft |
| Normal Storage | 107 acre-ft |
| Surface Area | 6 acres |
| Drainage Area | 0 sq mi |
| Spillway Type | Uncontrolled |
Ownership & Safety
| Purpose | Irrigation |
| Owner | BBCP Kauai Operating, LLC, Kauai Coffee |
| Owner Type | Private |
| Hazard Classification | Low |
| Condition Assessment | Poor |
| Last Inspection | 05/20/2025 |
| Emergency Action Plan | Yes |