Flattop Butte is a summit located in Pennington County, South Dakota. It appears on the Hermosa SE USGS 7.5-minute topographic quadrangle. The nearest populated place is Ajax, approximately 5.9 miles to the WNW.
Pennington County · South Dakota
Flattop Butte is a summit located in Pennington County, South Dakota. It appears on the Hermosa SE USGS 7.5-minute topographic quadrangle. The nearest populated place is Ajax, approximately 5.9 miles to the WNW.