Diablo Canyon is a valley located in Whatcom County, Washington. It appears on the Diablo Dam USGS 7.5-minute topographic quadrangle. The nearest populated place is Diablo, approximately 0.5 miles to the E.
Whatcom County · Washington
Diablo Canyon is a valley located in Whatcom County, Washington. It appears on the Diablo Dam USGS 7.5-minute topographic quadrangle. The nearest populated place is Diablo, approximately 0.5 miles to the E.