West Fork Mazon River USGS Coal City Quad, Illinois, Topographic Map

West Fork Mazon River is a Stream in the state of Illinois (county of Grundy), located at latitude - longitude coordinates (also known as lat-long or GPS coordinates) of N 41.25309 and W -88.35062. West Fork Mazon River is shown in the center of the topographic (topo) map, which is sourced from the United States Geographical Survey map USGS Coal City quad. The nearest major town is Mazon, IL.