5Total Dams
1High Hazard
0Significant
Dam Safety in Wallowa County, Oregon
Wallowa County has 5 dams tracked in the National Inventory of Dams. Of these, 1 are classified as high hazard — meaning failure would probably cause loss of human life. Currently, 1 dam has a condition assessment of poor or unsatisfactory.
The average dam in Wallowa County is 82 years old. The most common purpose is irrigation. The tallest dam is Wallowa Lake at 40 ft.
Explore more: Oldest dams in Oregon · Tallest dams · High risk dams · Largest reservoirs
| Dam | Hazard | Condition | Height (ft) | Purpose | Year |
|---|---|---|---|---|---|
| Wallowa Lake | High | Poor | 40 | Irrigation | 1931 |
| Promise Reservoir | Low | Not assessed | 37 | Irrigation | 1980 |
| Kinney Lake | Low | Not assessed | 22 | Irrigation | 1913 |
| Lostine Reservoir | Low | Not assessed | 14 | Recreation | 1970 |
| Minam Lake Reservoir Company | Low | Not assessed | 14 | Irrigation | 1922 |