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Hydrology
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Environment
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2001
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1. Estimated Percentages of Impervious Surfaces in 2001, Derived from the National Land Cover Database (NLCD 2001): Indiana
2001. United States Geological Survey. IS2001USGS_IN is a grid (30-meter cell size) showing estimated percentages of impervious surfaces in Indiana in 2001. This grid is a subset of the ...
2. Water-well and Borehole Locations from Version 1.03 4-12-01 of the iLITH Database: Indiana
2001. O'Neal, Michael A. This point shapefile was created to display in a Geographic Information Systems (GIS) environment the data points that represent water wells and bo...