Trefry Canyon is a valley located in Douglas County, Washington. It appears on the Trefry Canyon USGS 7.5-minute topographic quadrangle. The nearest populated place is Nilles Corner, approximately 4.1 miles to the SW.
Douglas County · Washington
Trefry Canyon is a valley located in Douglas County, Washington. It appears on the Trefry Canyon USGS 7.5-minute topographic quadrangle. The nearest populated place is Nilles Corner, approximately 4.1 miles to the SW.