Tunnel Ridge is a ridge located in Pennington County, South Dakota. It appears on the Silver City USGS 7.5-minute topographic quadrangle. The nearest populated place is Fairview (historical), approximately 2.3 miles to the SW.
Pennington County · South Dakota
Tunnel Ridge is a ridge located in Pennington County, South Dakota. It appears on the Silver City USGS 7.5-minute topographic quadrangle. The nearest populated place is Fairview (historical), approximately 2.3 miles to the SW.