Dams in Lincoln County, Oregon

5Total Dams
5High Hazard
0Significant

Dam Safety in Lincoln County, Oregon

Lincoln County has 5 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. Currently, 2 dams have a condition assessment of poor or unsatisfactory.

The average dam in Lincoln County is 61 years old. The most common purpose is water supply. The tallest dam is Olalla at 83 ft.

DamHazardConditionHeight (ft)PurposeYear
OlallaHighFair83Other1968
Mill CreekHighFair74Water Supply1969
Big Creek #2 (upper)HighUnsatisfactory58Water Supply1970
Spring LakeHighSatisfactory26Recreation
Big Creek #1 (lower)HighUnsatisfactory21Water Supply1951