Sully Lake is a reservoir located in Sully County, South Dakota. It appears on the Sully Lake USGS 7.5-minute topographic quadrangle. The nearest populated place is Onida, approximately 6.3 miles to the E.
Sully County · South Dakota
Sully Lake is a reservoir located in Sully County, South Dakota. It appears on the Sully Lake USGS 7.5-minute topographic quadrangle. The nearest populated place is Onida, approximately 6.3 miles to the E.