Lake Tupso is a lake located in Skagit County, Washington. It appears on the Illabot Peaks USGS 7.5-minute topographic quadrangle. The nearest populated place is Mansford, approximately 6.4 miles to the SSW.
Skagit County · Washington
Lake Tupso is a lake located in Skagit County, Washington. It appears on the Illabot Peaks USGS 7.5-minute topographic quadrangle. The nearest populated place is Mansford, approximately 6.4 miles to the SSW.