Puu O Hewa Reservoir
Hawaii — Kauai County — TR-WAIHOHONU STREAM OFFSTREAM
Location
| State | Hawaii |
| County | Kauai |
| River | TR-WAIHOHONU STREAM OFFSTREAM |
| Coordinates | 21.93585, -159.47092 |
Physical Characteristics
| NID Height | 33 ft |
| Dam Height | 23 ft |
| Dam Length | 540 ft |
| NID Storage | 115 acre-ft |
| Max Storage | 115 acre-ft |
| Surface Area | 8 acres |
Safety Classification
| Hazard Potential | High |
| Condition Assessment | Poor |
| EAP Status | Yes |
| Last Inspection | January 29, 2026 |
| Inspection Frequency | 5 |
Dam Information
| Year Completed | 1915 |
| Primary Purpose | Irrigation |
| Dam Type | Earth |
| Owner Type | Private |
| Owner | Eric A. Knudsen Trust |
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.