Chief Joseph Dam
Washington — Douglas County
Location
| State | Washington |
| County | Douglas |
| Coordinates | 47.99536, -119.63743 |
Physical Characteristics
| NID Height | 230 ft |
| Dam Height | — |
| Dam Length | 4,300 ft |
| NID Storage | 593,000 acre-ft |
| Max Storage | 593,000 acre-ft |
| Surface Area | 8,400 acres |
Safety Classification
| Hazard Potential | High |
| Condition Assessment | Not Available |
| EAP Status | — |
| Last Inspection | — |
| Inspection Frequency | 5 |
Dam Information
| Year Completed | 1955 |
| Primary Purpose | Hydroelectric |
| Dam Type | — |
| Owner Type | — |
| Owner | USACE - Seattle District |
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.