Earth Science

NRCS Soils with TNM Basemap This map uses The National Map base map from the USGS to shows the Soil Survey Geographic (SSURGO) by the United States Department of Agriculture‚Äôs Natural Resources Conservation Service. It also shows data that was developed by the National Cooperative Soil Survey and supersedes the State Soil Geographic (STATSGO) dataset published in 1994. SSURGO digitizing duplicates the original soil survey maps. ...more »


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