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This layer contains polygons which represent the geologic formations from the 1:500,000-scale 1988 Geologic Map of Kentucky, which was compiled by Martin C. Noger (KGS) from the 1981 Geologic Map of Kentucky (Scale 1:250,000) by McDowell and others (USGS). Polygons are styled by karst potential which was published in "Karst Occurrence in Kentucky", Paylor, R.J. and Currens, J.C., KGS Map and Chart Series 12, Issue 33 (http://kgs.uky.edu/kgsweb/PubsSearching/MoreInfo.asp?titleInput=5077) |