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Search California Department of Water Resources datasets

410 datasets

Water Quality Data

  • Published by: California Department of Water Resources
  • Last updated: Saturday, December 6, 2025
  • File types: CSV

The California Department of Water Resources (DWR) discrete (vs. continuous) water quality datasets contains DWR-collected, current and historical, ch...

Suisun Marsh Salinity Control Gates Log

  • Published by: California Department of Water Resources
  • Last updated: Saturday, December 6, 2025
  • File types: XLSX, PDF

This log of operations includes: flashboard installation and removal dates, when tidal operations were started and stopped, and notes any technical is...

DWR Technical Support Services (TSS)

  • Published by: California Department of Water Resources
  • Last updated: Saturday, December 6, 2025
  • File types: CSV, BIN

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

California Groundwater Elevation Monitoring (CASGEM) Program

  • Published by: California Department of Water Resources
  • Last updated: Saturday, December 6, 2025
  • File types: PDF

Since 2009, the [California Statewide Groundwater Elevation Monitoring (CASGEM) Program](https://water.ca.gov/programs/groundwater-management/groundwa...

Suisun Marsh Monitoring Program Channel Water Salinity Report

  • Published by: California Department of Water Resources
  • Last updated: Saturday, December 6, 2025
  • File types: PDF

Monthly salinity reports for the Suisun Marsh from October through May of each year....

WDL Ground Surface Displacement - Land Subsidence Monitoring

  • Published by: California Department of Water Resources
  • Last updated: Saturday, December 6, 2025
  • File types: CSV

Borehole extensometers are a more site specific method of measuring land subsidence. These instruments consist of a pipe or cable anchored at the bott...

Continuous Groundwater Level Measurements

  • Published by: California Department of Water Resources
  • Last updated: Saturday, December 6, 2025
  • File types: CSV

DWR continuous groundwater level measurements contains continuous time-series data from automated recorders at sites operated by the Department of Wa...

California's Groundwater Live Supporting Data

  • Published by: California Department of Water Resources
  • Last updated: Saturday, December 6, 2025
  • File types: HTML, JPEG, PDF, DOCX, ZIP

This dataset contains files and materials in support of the California's Groundwater Live website. California's Groundwater Live is a user-friendly pl...

DWR Airborne Electromagnetic (AEM) Surveys Data

  • Published by: California Department of Water Resources
  • Last updated: Saturday, December 6, 2025
  • File types: PDF, AGOL, BIN, ZIP, FILE GEODATABASE OR SHAPEFILE, SHP

#Statewide AEM Surveys Project Overview The Department of Water Resources’ (DWR’s) Statewide Airborne Electromagnetic (AEM) Surveys Project is funded...

DWR's Basin Characterization Program

  • Published by: California Department of Water Resources
  • Last updated: Saturday, December 6, 2025
  • File types: BIN, .ZIP, ZIP, FILE GEODATABASE, PDF

DWR has a long history of studying and characterizing California’s groundwater aquifers as a part of [California’s Groundwater (Bulletin 118)](https:/...