This dataset represents Aquifer Sensitivity to surface contamination for Wyoming at 1:100,000-scale. For further information about this layer which was produced by the Wyoming Ground Water Vulnerability Mapping. Project refer to: Hamerlinck, J.D., and Arneson, C.S., editors, 1998, Wyoming Ground Water Vulnerability Assessment Handbook: Volume 1. Background, Model Development, and Aquifer Sensitivity Analysis: Wyoming Geographic Information Science Center Publication WyGISC 98-01-1, University of Wyoming, Laramie, WY.