Lake Williamson is a reservoir located in Macoupin County, Illinois. It appears on the Gillespie North USGS 7.5-minute topographic quadrangle. The nearest populated place is Womac, approximately 2.9 miles to the NE.
Macoupin County · Illinois
Lake Williamson is a reservoir located in Macoupin County, Illinois. It appears on the Gillespie North USGS 7.5-minute topographic quadrangle. The nearest populated place is Womac, approximately 2.9 miles to the NE.