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849 datasets

San Francisco Bay and Sacramento-San Joaquin Delta DEM for Modeling, Version 4.1 (SUPERSEDED)

Published by: California Department of Water Resources
Last updated: Wednesday, May 27, 2026
File types: ZIP, PNG

This product is superseded by version 4.2. See: https://data.cnra.ca.gov/dataset/san-francisco-bay-and-sacramento-san-joaquin-delta-dem-for-modeling-...

California's Groundwater Basin Boundary Descriptions

Published by: California Department of Water Resources
Last updated: Wednesday, May 27, 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...

Suction Dredge Special Regulations - 2020 [ds788]

Published by: California Department of Fish and Wildlife
Last updated: Wednesday, May 27, 2026
File types: HTML, ARCGIS GEOSERVICES REST API, CSV, ZIP, GEOJSON, KML

This dataset was created as published December 8, 2020, as an aid to CDFW, the State Water Resources Control Board, and the public following the enact...

Significant Lands - Waterbodies

Published by: California State Lands Commission
Last updated: Friday, May 22, 2026
File types: HTML, ARCGIS GEOSERVICES REST API, CSV, ZIP, GEOJSON, KML, TXT, XLSX, GPKG, GDB

The State Lands Commission has prepared the Significant Lands Inventory (report) for the California Legislature as a general identification and classi...

DMUG Newsletter 2019

Published by: California Department of Water Resources
Last updated: Wednesday, May 27, 2026
File types: PDF

The DMUG Newsletter 2019 is here!!! Please see the attached PDF file. As promised, this edition is a more condensed version comparing with the pre...

i03 Proposition1 Funding Areas

Published by: California Department of Water Resources
Last updated: Wednesday, May 27, 2026
File types: HTML, ARCGIS GEOSERVICES REST API, CSV, ZIP, GEOJSON, KML

This data depicts California Proposition 1 Funding Area boundaries as defined by Water Code §79744, which states, "(a) Of the funds authorized by...

Spatial CIMIS ETo maps — Daily Reference Evapotranspiration for California

Published by: California Department of Water Resources
Last updated: Wednesday, May 27, 2026
File types: GEOTIFF

🔔 **Data now available in Cloud-Optimized GeoTIFF format for faster access!** ### Summary This dataset contains daily grass-reference evapotransp...

i16 Census County DisadvantagedCommunities 2023

Published by: California Department of Water Resources
Last updated: Wednesday, May 27, 2026
File types: HTML, ARCGIS GEOSERVICES REST API, CSV, ZIP, GEOJSON, KML

The IRWM web based DAC mapping tool uses this GIS layer. Created by joining ACS 2019-2023 5 year estimates to the 2020 Census Counties feature class. ...

i08 C2VSimFG Stream Reaches

Published by: California Department of Water Resources
Last updated: Wednesday, May 27, 2026
File types: HTML, ARCGIS GEOSERVICES REST API, CSV, ZIP, GEOJSON, KML

The stream reaches represent sections of simulated streams where similar hydrologic conditions exist. The stream network simulated in C2VSimFG consist...

i10 Image Service Index

Published by: California Department of Water Resources
Last updated: Wednesday, May 27, 2026
File types: HTML, ARCGIS GEOSERVICES REST API

The DWR Enterprise image server has hundreds of image services, but there is no interface for searching or querying the server. The image server index...