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11. Amtrak Station Locations: Indiana

2000. Bureau of Transportation Statistics. National Transportation Atlas Database metadata states - "The Amtrak Stations database is a geographic data set containing Amtrak intercity railro...

12. Aquifer sensitivity in shallow aquifers: Indiana

2015. Indiana Geological Survey. Aquifer_Sensitivity_Near_Surface_IN is a raster data layer that displays a reclassified raster data layer of estimated rates of diffuse groundwater...

13. Asian Ethnicity: Indiana

2005. United States Census Bureau. This file consists of ancestry data (first ancestry reported) for Indiana county subdivisions (legal townships,.

14. Bacteria Monitoring Stations and Data Summaries, Derived from EPA BASINS 3: Indiana

2003. Bernardin-Lochmueller & Associates. BACTERIA_MONITORING_EPA_IN is a point shapefile developed by the USEPA BASINS 3.0 program and edited by Bernardin, Lochmueller and Associates. Joi...

15. Bathymetric Contours for Selected Lakes: Indiana

2012. Indiana Department of Natural Resources, Division of Fish and Wildlife. LAKE_BATHYMETRY_IDNR_IN.SHP provides bathymetric contours for the following 85 lakes in Indiana, with depths calculated from the average shoreline ...

16. Bedrock Aquifer Systems: Indiana

1994. United States Geological Survey. Four types of bedrock aquifers in 12 water-management basins identified by the Indiana Natural Resources Commission (INRC) in Indiana were identifi...

17. 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...

18. Bedrock Geology: Indiana

2010. Indiana Geological Survey. BEDROCK_GEOL_MM48_IN is a polygon shapefile that shows bedrock geology of the state of Indiana at a scale of 1:500,000. The mapped stratigraphic un...

19. Bedrock geology of Indiana, from the Regional Geologic Map Series of the Indiana Geological Survey: Indiana

2013. Indiana Geological Survey. BEDROCK_GEOL_RGM_IN is a polygon shapefile that shows the bedrock geology of the state of Indiana, produced from the Indiana Geological Survey Regi...

20. Bedrock Surface Contours : Indiana

2015. Indiana Geological Survey. BEDROCK_SURFACE_250K_IGS_IN.SHP is an Esri line shapefile providing a contoured depiction of the bedrock surface elevation of Indiana. Surface cont...