Maunaolu Reservoir
Hawaii — Honolulu County — Diversion - Glover Tunnel
Location
| State | Hawaii |
| County | Honolulu |
| River | Diversion - Glover Tunnel |
| Coordinates | 21.48619, -158.18995 |
Physical Characteristics
| NID Height | 27 ft |
| Dam Height | 27 ft |
| Dam Length | 800 ft |
| NID Storage | 23 acre-ft |
| Max Storage | 23 acre-ft |
| Surface Area | 2 acres |
Safety Classification
| Hazard Potential | High |
| Condition Assessment | Fair |
| EAP Status | Yes |
| Last Inspection | June 6, 2024 |
| Inspection Frequency | 5 |
Dam Information
| Year Completed | 1966 |
| Primary Purpose | Irrigation |
| Dam Type | Earth |
| Owner Type | Local Government |
| Owner | Honolulu Board of Water Supply |
Location Map
About This Dam Record
Dam safety data is maintained by the Army Corps of Engineers National Inventory of Dams (NID). High-hazard dams are those where failure could cause loss of life or major property damage downstream.