| Dam Name | Wanapum Dam |
| Dam Type | |
| Dam Status | |
| Country | United States |
| State Province | |
| Dam Height (m) | |
| Normal Reservoir Storage (cu. m) | |
| Event Date | 1/1/1962 |
| Estimated Completion Date | |
| Date Completed | |
| Structure or Component Type | |
| Issue/Need | Overturning |
| Problem Identified By | |
| Identified How | |
| Need Description | |
| Modification/Repair Type | Post-tension Anchor |
| Modification/Repair Description | Post-tension anchors were added to the dam to increase stability |
| Principle Engineer |
General Construction , |
| Other Engineering Contractors | |
| Principle Contractor | |
| Other Contractors | Ryerson Steel |
| Regulator | FERC |
| Total Cost | |
| Engineering Cost | |
| Construction Cost | |
| References | |
| Keywords | Post-tension anchor |
| Remarks | |
| Last Updated | 7/6/2016 |
| Update Notes |