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3 datasets

National Hydrography Data - NHD and 3DHP

Published by: California Department of Water Resources
Last updated: Friday, November 29, 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...

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...

ECO-PTM Paper

Published by: California Department of Water Resources
Last updated: Friday, November 29, 2024
File types: PDF

The Department of Water Resources Modeling Support Office, in collaboration with the United States Geological Survey (USGS), has developed an individu...