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.

DamHazardConditionHeight (ft)PurposeYear
Bear CreekHighPoor94Water Supply1953
Seaside CityHighSatisfactory45Water Supply1996
MiddleHighFair39Water Supply1940
Wickiup Lake (astoria)HighFair30Water Supply1940
Fishhawk LakeSignificantNot Rated401969