Dams in Clatsop County, Oregon
5Total Dams
4High Hazard
1Significant
Dam Safety in Clatsop County, Oregon
Clatsop County has 5 dams tracked in the National Inventory of Dams. Of these, 4 are classified as high hazard — meaning failure would probably cause loss of human life. Another 1 carry a significant hazard classification. Currently, 1 dams have a condition assessment of poor or unsatisfactory.
The average dam in Clatsop County is 66 years old. The most common purpose is water supply. The tallest dam is Bear Creek at 94 ft.
Explore more: Oldest dams in Oregon · Tallest dams · High risk dams · Largest reservoirs
Data note: Hazard potential describes the consequences if a dam failed; it does not predict the likelihood of failure. Inspection, condition, and emergency-plan fields can be incomplete or delayed. Check state dam-safety officials and local emergency managers for official guidance.
| Dam | Hazard | Condition | Height (ft) | Purpose | Year |
|---|---|---|---|---|---|
| Bear Creek | High | Poor | 94 | Water Supply | 1953 |
| Seaside City | High | Satisfactory | 45 | Water Supply | 1996 |
| Middle | High | Fair | 39 | Water Supply | 1940 |
| Wickiup Lake (astoria) | High | Fair | 30 | Water Supply | 1940 |
| Fishhawk Lake | Significant | Not Rated | 40 | 1969 |