Search results

3 datasets

National Hydrography Dataset (NHD) Archive

  • Published by: California Department of Water Resources
  • Last updated: Wednesday, November 27, 2024
  • File types: ZIP, TXT, FILE GEODATABASE

This page is meant to act as an archival repository for previous versions of the statewide National Hydrography Dataset (NHD) which includes the Water...

National Hydrography Data - NHD and 3DHP

  • Published by: California Department of Water Resources
  • Last updated: Thursday, November 28, 2024
  • File types: PDF, ZIP, WEBSITE, ARCGIS GEOSERVICES REST API, CSV

The USGS National Hydrography Dataset (NHD) Downloadable Data Collection from The National Map (TNM) is a comprehensive set of digital spatial data th...

Watershed Boundary Dataset (WBD)

  • Published by: California Department of Water Resources
  • Last updated: Thursday, November 28, 2024
  • File types: FILE GEODATABASE OR SHAPEFILE, ARCGIS GEOSERVICES REST API, WEBSITE, PDF

The Watershed Boundary Dataset (WBD) from The National Map (TNM) defines the perimeter of drainage areas formed by the terrain and other landscape cha...