The vector and raster data sets contains the rock unit polygons for the surficial geology for DGS Geologic Map No. 10. This map is of the crystalline bedrock units in the Piedmont of Delaware and adjacent Pennsylvania.
WMS URL: http://maps.dgs.udel.edu/geoserver/dgs/wms?
Layer Names: geomap10
Please give proper credit to the Delaware Geological Survey.