10Total Dams
5High Hazard
0Significant
Dam Safety in Kittitas County, Washington
Kittitas County has 10 dams tracked in the National Inventory of Dams. Of these, 5 are classified as high hazard — meaning failure would probably cause loss of human life.
The average dam in Kittitas County is 76 years old. The most common purpose is other. The tallest dam is Wanapum at 206 ft.
Explore more: Oldest dams in Washington · Tallest dams · High risk dams · Largest reservoirs
| Dam | Hazard | Condition | Height (ft) | Purpose | Year |
|---|---|---|---|---|---|
| Wanapum | High | Fair | 206 | Hydroelectric | 1965 |
| Keechelus Dam | High | Not assessed | 128 | Flood Risk Reduction | 1917 |
| Kachess Dam | High | Not assessed | 115 | Flood Risk Reduction | 1912 |
| Easton Diversion Dam | High | Not assessed | 66 | Irrigation | 1929 |
| Upper Sunlight Lake Dam | High | Satisfactory | 22 | Irrigation | 1967 |
| Roza Diversion Dam | Low | Not assessed | 67 | Hydroelectric | 1939 |
| Snoqualmie Pass PUD Sewage Lagoon No 1 | Low | Not assessed | 23 | Other | 1982 |
| Cle Elum Dike 2 | Low | Not assessed | 13 | 1933 | |
| Milk Pond Dam | Low | Not assessed | 12 | Recreation | 1980 |
| Roslyn Wastewater Lagoon No 3 | Low | Not assessed | 10 | Other | 1973 |