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Get a copy of Tetra Tech's NHD Download Tool, an ESRI ArcView extension that can be used to automatically download the USGS National Hydrography Dataset (NHD) for selected USGS 8-digit cataloging units (CU). Refer to the links below to download the installation program (~0.4 MB) and the desired 8-digit CUs shapefiles as distributed by EPA Regions (~0.5 - 4.5 MB).
NHD Download Tool Installation Program [Exe file - MB]
EPA Region 1 8-digit CU [Zip file - MB]
EPA Region 2 8-digit CU ([Zip file - MB]
EPA Region 3 8-digit CU ([Zip file - MB]
EPA Region 4 8-digit CU ([Zip file - MB]
EPA Region 5 8-digit CU ([Zip file - MB]
EPA Region 6 8-digit CU ([Zip file - MB]
EPA Region 7 8-digit CU ([Zip file - MB]
EPA Region 8 8-digit CU ([Zip file - MB]
EPA Region 9 8-digit CU ([Zip file - MB]
EPA Region 10 8-digit CU ([Zip file - MB]
Readme File [Txt file - MB]
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