1994. U. S. Geological Survey (USGS). This shapefile contains the boundaries of the 8-digit watersheds that intersect New York State. These hydrologic unit boundaries provide a uniquel...
1994. New York Cornell University Aquatic Ecology group. This dataset provides polygon coverage of the basins in the Great Lakes tributary watersheds of New York state, except for the Genesee, Black, Salm...
1998. James A. Miller (comp.). This data set contains the shallowest principal aquifers of New York State, portrayed as lines. The data set was developed as part of the effort to...
1996. New York Aquatic Gap Analysis Group. This shapefile contains polygons representing the stream basins of the Allegheny River watershed in western New York. Basins were developed for str...
1996. New York Aquatic Gap Analysis Group. This shapefile contains polygons representing the stream basins of the French Creek watershed in western New York. Basins were developed for stream...