Blue Hole USGS Easton Quad, Illinois, Topographic Map

Blue Hole is a Lake in the state of Illinois (county of Mason), located at latitude - longitude coordinates (also known as lat-long or GPS coordinates) of N 40.12949 and W -89.82067. Blue Hole is shown in the center of the topographic (topo) map, which is sourced from the United States Geographical Survey map USGS Easton quad. The nearest major town is Greenview, IL.