MIT Libraries logo

Search Constraints

You searched for: Author Geological Survey (U.S.). Water Resources Division. Wisconsin District Remove constraint Author: Geological Survey (U.S.). Water Resources Division. Wisconsin District Format Shapefile Remove constraint Format: Shapefile Subject Inland Waters Remove constraint Subject: Inland Waters Place United States Remove constraint Place: United States Place United States Virgin Islands Remove constraint Place: United States Virgin Islands
Number of results to display per page

Search Results

1. Principal Aquifers of the 48 Conterminous United States, Hawaii, Puerto Rico, and the U.S. Virgin Islands

2003. Geological Survey (U.S.). Water Resources Division. Wisconsin District. This polygon shapefile contains the shallowest principal aquifers of the conterminous United States, Hawaii, Puerto Rico, and the U.S. Virgin Islan... Geological Survey (U.S.).