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138 datasets

CA Urban Retail Water System Water Loss Annual Loss Audit Data

  • Published by: California Department of Water Resources
  • Last updated: Tuesday, April 7, 2026
  • File types: CSV

This dataset contains annual validated water loss audit reports submitted to the Department of Water Resources by California urban retail water suppli...

i07 Water Shortage Social Vulnerability BlockGroups

  • Published by: California Department of Water Resources
  • Last updated: Monday, April 6, 2026
  • File types: HTML, ARCGIS GEOSERVICES REST API, CSV, ZIP, GEOJSON, KML

This dataset represents a water shortage social vulnerability analysis performed by DWR using Census 2021 block groups as the unit of analysis. This f...

i07 Water Shortage Vulnerability Sections

  • Published by: California Department of Water Resources
  • Last updated: Tuesday, April 7, 2026
  • File types: HTML, ARCGIS GEOSERVICES REST API, CSV, ZIP, GEOJSON, KML

This dataset represents a water shortage vulnerability analysis performed by DWR using modified PLSS sections pulled from the Well Completion Report P...

Surface Water - Chemistry Results

  • Published by: California State Water Resources Control Board
  • Last updated: Wednesday, March 4, 2026
  • File types: PDF, ZIP, CSV

This data provides results from the [California Environmental Data Exchange Network](https://ceden.org/) (CEDEN) for field and lab chemistry analyses....

Delta Vegetation and Land Use - 2011 [ds292]

  • Published by: California Department of Fish and Wildlife
  • Last updated: Monday, April 6, 2026
  • File types: HTML, ARCGIS GEOSERVICES REST API, CSV, ZIP, GEOJSON, KML

Under contract to the California Department of Fish and Wildlife (CDFW) and the Bay-Delta Region for use in conjunction with the Delta Regional Ecosys...

Annual Water Supply and Demand Assessment (AWSDA)

  • Published by: California Department of Water Resources
  • Last updated: Tuesday, April 7, 2026
  • File types: XLSX

Annual Water Supply and Demand Assessment (AWSDA)...

Water Shortage Vulnerability Technical Methods

  • Published by: California Department of Water Resources
  • Last updated: Tuesday, April 7, 2026
  • File types: PDF

These documents present the 2023 and 2024 updates to the Water Shortage Vulnerability scoring for both (and separately) rural communities as domestic ...

Surface Water - Benthic Macroinvertebrate Results

  • Published by: California State Water Resources Control Board
  • Last updated: Wednesday, March 4, 2026
  • File types: PDF, CSV, ZIP

Data collected for marine benthic infauna, freshwater benthic macroinvertebrate (BMI), algae, bacteria and diatom taxonomic analyses, from the [Califo...

Surface Water - Toxicity Results

  • Published by: California State Water Resources Control Board
  • Last updated: Tuesday, March 24, 2026
  • File types: PDF, CSV, ZIP

Surface water toxicity data from the [California Environmental Data Exchange Network](https://ceden.org/) (CEDEN). CEDEN is the California State Water...

i03 Water Plan Planning Areas

  • Published by: California Department of Water Resources
  • Last updated: Monday, April 6, 2026
  • File types: HTML, ARCGIS GEOSERVICES REST API, CSV, ZIP, GEOJSON, KML

Description for i03_DAU_county_cnty2018 is as follows:Detailed Analysis Unit-(DAU) Convergence via County Boundary cnty18_1 for Cal-Fire, (*See metada...