Plum Island (historical) is a island located in Sully County, South Dakota. It appears on the Artichoke Butte SW USGS 7.5-minute topographic quadrangle. The nearest populated place is Okobojo, approximately 11.5 miles to the SSE.
Sully County · South Dakota
Plum Island (historical) is a island located in Sully County, South Dakota. It appears on the Artichoke Butte SW USGS 7.5-minute topographic quadrangle. The nearest populated place is Okobojo, approximately 11.5 miles to the SSE.