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99 datasets

i03 Groundwater Sustainability Agencies

Published by: California Department of Water Resources
Last updated: Tuesday, August 11, 2026
File types: HTML, ARCGIS GEOSERVICES REST API, CSV, ZIP, GEOJSON, KML

The passage of the Sustainable Groundwater Management Act (SGMA) in 2014 set forth a statewide framework to help protect groundwater resources over th...

Quarterly Water Quality Surveys - Salton Sea [ds429]

Published by: California Department of Fish and Wildlife
Last updated: Tuesday, August 11, 2026
File types: HTML, ARCGIS GEOSERVICES REST API, CSV, ZIP, GEOJSON, KML

In the spring of 2003, California Department of Fish and Game (CDFG) personnel began quarterly sampling of Salton Sea fish at fourteen stations around...

TRE ALTAMIRA InSAR Subsidence Data

Published by: California Department of Water Resources
Last updated: Tuesday, August 11, 2026
File types: PDF, HTML, GEOTIFF, ZIP

This dataset represents measurements of vertical ground surface displacement in more than 200 of the high-use and populated groundwater basins across ...

NASA JPL InSAR Subsidence Data (Superseded)

Published by: California Department of Water Resources
Last updated: Tuesday, August 11, 2026
File types: PDF

### This dataset has been superseded by https://data.cnra.ca.gov/dataset/tre-altamira-insar-subsidence This dataset represents measurements of ve...

i03 Adjudicated Areas

Published by: California Department of Water Resources
Last updated: Tuesday, August 11, 2026
File types: HTML, ARCGIS GEOSERVICES REST API, CSV, ZIP, GEOJSON, KML

Adjudication is a form of groundwater management in California through the courts. When groundwater resources do not meet water demands in an area, la...

DWR Technical Support Services (TSS)

Published by: California Department of Water Resources
Last updated: Tuesday, August 11, 2026
File types: CSV

(Webpage Under Development) The Department of Water Resources (DWR) provides Technical Support Services (TSS) to assist Groundwater Sustainability ...

Drinking Water - SAFER Dashboard Failing and At-Risk Drinking Water Systems

Published by: California State Water Resources Control Board
Last updated: Tuesday, August 11, 2026
File types: PDF, EXCEL (XLSX), CSV

The Division of Drinking Water (DDW) identifies Failing and At-Risk community water systems and K-12 non-transient, non-community schools. This inform...

i12 Flood Bypasses 2012

Published by: California Department of Water Resources
Last updated: Tuesday, August 11, 2026
File types: HTML, ARCGIS GEOSERVICES REST API, CSV, ZIP, GEOJSON, KML

This feature class is a vector file containing polygons that represent the flood control bypasses of the Sacramento and San Joaquin Rivers. Bypasses c...

i12 Flood Bypasses 2014

Published by: California Department of Water Resources
Last updated: Tuesday, August 11, 2026
File types: HTML, ARCGIS GEOSERVICES REST API, CSV, ZIP, GEOJSON, KML

This feature class is a vector file containing polygons that represent the flood control bypasses of the Sacramento and San Joaquin Rivers. Bypasses c...

Urban Water Use Objectives – Compiled Report Data

Published by: California State Water Resources Control Board
Last updated: Wednesday, July 22, 2026
File types: CSV

The Making Conservation a California Way of Life regulation requires urban retail water suppliers to annually calculate their Urban Water Use Objectiv...