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1. Bedrock Aquifer Systems: Indiana

2011. Indiana Department of Natural Resources, Division of Water. AQUIFER_SYSTEMS_BEDROCK_IDNR_IN is a polygon shapefile that shows bedrock aquifer systems of the State of Indiana. The source scale of the map depi...

2. Ten-digit Watershed Boundaries: Indiana

2011. United States Department of Agriculture. The following is extracted from USDA, NRCS metadata -- "This data set is a complete digital hydrologic unit boundary layer to the Watershed (10-di...

3. Twelve-digit Subwatershed Boundaries: Indiana

2011. United States Department of Agriculture. The following is extracted from USDA, NRCS metadata -- "This data set, part of the Watershed Boundary data set (WBD), is a complete digital hydrol...

4. Unconsolidated Aquifer Systems: Indiana

2011. Indiana Department of Natural Resources, Division of Water. AQUIFER_SYSTEMS_UNCONSOLIDATED_IDNR_IN is a polygon shapefile that shows unconsolidated aquifer systems of the state of Indiana at a scale of 1:48,...