McDonald Ridge is a ridge located in Umatilla County, Oregon. It appears on the Thimbleberry Mountain USGS 7.5-minute topographic quadrangle. The nearest populated place is Duncan, approximately 8.2 miles to the WSW.
Umatilla County · Oregon
McDonald Ridge is a ridge located in Umatilla County, Oregon. It appears on the Thimbleberry Mountain USGS 7.5-minute topographic quadrangle. The nearest populated place is Duncan, approximately 8.2 miles to the WSW.