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Welcome to the Department of Ecology's National Hydrography Dataset download page. Here you can download a statewide layer for NHD or a individual subregion.
Layer information:
Format: File Geodatabase
Projection: Washington Stateplane, South Zone
Datum: HARN
Units: Feet
National Map Viewer - Download smaller individual subbasins or NHD data from other states such as Idaho or Oregon.
NHD download instructions:
Subbasin and SubRegion reference map
For questions concerning the NHD datasets, please contact:
Anita Stohr
Hydrography Data Steward
Washington State Department of Ecology
Phone: (360) 407-7128
Fax: (360) 407-6493
E-Mail: anita.stohr@ecy.wa.gov
For questions/problems concerning the website, please contact:
Rich Kim,
Spatial Database Administrator
Washington State Department of Ecology
Phone: (360) 407-6121
E-Mail: rich.kim@ecy.wa.gov
Copyright © Washington State Department of Ecology. See http://www.ecy.wa.gov/copyright.html.
