Mission Island (historical) is a island located in Sully County, South Dakota. It appears on the Mail Shack Creek USGS 7.5-minute topographic quadrangle. The nearest populated place is Mission Ridge, approximately 9.3 miles to the WSW.
Sully County · South Dakota
Mission Island (historical) is a island located in Sully County, South Dakota. It appears on the Mail Shack Creek USGS 7.5-minute topographic quadrangle. The nearest populated place is Mission Ridge, approximately 9.3 miles to the WSW.