Clark Island is a island located in San Juan County, Washington. It appears on the Mount Constitution USGS 7.5-minute topographic quadrangle. The nearest populated place is Sea Acre, approximately 3.4 miles to the S.
San Juan County · Washington
Clark Island is a island located in San Juan County, Washington. It appears on the Mount Constitution USGS 7.5-minute topographic quadrangle. The nearest populated place is Sea Acre, approximately 3.4 miles to the S.