Thorn Run Reservoir is a reservoir located in Butler County, Pennsylvania. It appears on the Mount Chestnut USGS 7.5-minute topographic quadrangle. The nearest populated place is North Fork, approximately 0.7 miles to the N.
Butler County · Pennsylvania
Thorn Run Reservoir is a reservoir located in Butler County, Pennsylvania. It appears on the Mount Chestnut USGS 7.5-minute topographic quadrangle. The nearest populated place is North Fork, approximately 0.7 miles to the N.