EarthWorks Geospatial Catalog

Twelve-digit Subwatershed Boundaries: Indiana, 2011

Author(s)
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Description
The following is extracted from USDA, NRCS metadata -- This data set, part of the Watershed Boundary data set (WBD), is a complete digital hydrologic unit boundary layer to the Subwatershed (12-digit) 6th level for the entire United States. This data set consists of geo-referenced digital data and associated attributes created in accordance with the Federal Guidelines, Requirements, and Procedures for the National Watershed Boundary data set; Chapter 3 of Section A, Federal Standards, Book 11, Collection and Delineation of Spatial Data; Techniques and Methods 11-A3 (04/01/2009). . Polygons are attributed with hydrologic unit codes for 4th level subbasins, 5th level watersheds, 6th level subwatersheds, name, size, downstream hydrologic unit, type of watershed, noncontributing areas and flow modification.
Collection
IndianaMAP
Place(s)
Indiana, United States
Subject(s)
Inland Waters, Farming, and Hydrology
Year
2009
Held by
Purdue
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Attribute Value
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