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688 datasets

Watershed Boundary Dataset (WBD)

Published by: California Department of Water Resources
Last updated: Friday, May 15, 2026
File types: FILE GEODATABASE OR SHAPEFILE, ARCGIS GEOSERVICES REST API, WEBSITE, PDF

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

i15 Cadastral Map Index DWR

Published by: California Department of Water Resources
Last updated: Friday, May 15, 2026
File types: HTML, ARCGIS GEOSERVICES REST API, CSV, ZIP, GEOJSON, KML

This dataset represents the cadastral maps created by the Geomatics branch in support of real property acquisitions within the Department of Water Res...

San Francisco Bay and Sacramento-San Joaquin Delta DEM version 3 (Superseded)

Published by: California Department of Water Resources
Last updated: Friday, May 15, 2026
File types: JPEG, ZIP

# Superseded: A more recent version of this product appears here: https://data.cnra.ca.gov/dataset/san-francisco-bay-and-sacramento-san-joaquin-de...

California's Groundwater Basin Boundary Descriptions

Published by: California Department of Water Resources
Last updated: Friday, May 15, 2026
File types:

In conjunction with the release of [California’s Groundwater Update 2020](https://data.cnra.ca.gov/dataset/caglw_update2020), DWR has compiled a compr...

i08 B118 CA GroundwaterBasins

Published by: California Department of Water Resources
Last updated: Friday, May 15, 2026
File types: HTML, ARCGIS GEOSERVICES REST API, CSV, ZIP, GEOJSON, KML

The dataset is a feature class showing the boundaries of 515 groundwater basins and subbasins as defined by the California Department of Water Resourc...

i06 Bathymetry Index

Published by: California Department of Water Resources
Last updated: Friday, May 15, 2026
File types: HTML, ARCGIS GEOSERVICES REST API, CSV, ZIP, GEOJSON, KML

This data set, (i06_Bathymetry_Index), is a polygon feature class that represents an index of bathymetric data collected by California Department of W...

i12 Delta Salinity Contours

Published by: California Department of Water Resources
Last updated: Friday, May 15, 2026
File types: HTML, ARCGIS GEOSERVICES REST API, CSV, ZIP, GEOJSON, KML

Data represents maximum up-estuary intrusion of the 1 ppt salinity contour. The lines represent 1000 ppt chloride per million, measured 1½ hours after...

IWFM and IDC Support Tools

Published by: California Department of Water Resources
Last updated: Friday, May 15, 2026
File types: ESRIADDIN FOR ARCMAP, MSI, ZIP

Software products to prepare input data for IWFM and IDC models and to import model results into Excel for further analysis and visualization...

IWFM Demand Calculator (IDC) Workshops

Published by: California Department of Water Resources
Last updated: Friday, May 15, 2026
File types: ZIP

Materials for past training workshops for IDC. Each workshop material includes slides used during the workshop, complete and incomplete input data fil...

Watershed Restoration Grant Awards - CDFW [ds2663]

Published by: California Department of Fish and Wildlife
Last updated: Friday, May 15, 2026
File types: HTML, ARCGIS GEOSERVICES REST API, CSV, ZIP, GEOJSON, KML

PROPOSITION 1 GRANTS The Water Quality, Supply, and Infrastructure Improvement Act of 2014 (Proposition 1) provides funding to implement the three bro...