Quadrangle Maps

Wheeling Surficial Geology 1939 1939 Wheeling Surficial Map
Willisville Bedrock Geology 2005 Willisville Bedrock Map
Willisville Surficial Geology
Winfield Bedrock Geology 2008 Winfield Bedrock Map
Wolf Lake Geology 1993 Wolf Lake Geology Map
Wood River Surficial Geology 2005 Wood River Surficial Map
Wood River Bedrock Geology 2001 Wood River Bedrock Map
Woodstock Surficial Geology 2013 Woodstock Surficial EDMAP
Worden Surficial Geology 2004 Worden Surficial Map, thumbnail image
Yorkville Surficial Geology 2011 Yorkville Surficial Map


Purchase this map online through Shop ISGS*, or contact the Sales and Information Office for more information.

*excludes EDMAP series and student maps