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Search California Department of Water Resources datasets

472 datasets

California's Groundwater Semi-Annual Conditions Updates

  • Published by: California Department of Water Resources
  • Last updated: Thursday, June 26, 2025
  • File types: PDF

Semi-annual Conditions Updates are more frequent supplements to the comprehensive 5-year CalGW Updates, and also provide additional perspective on the...

Groundwater Sustainability Plan Annual Report Data

  • Published by: California Department of Water Resources
  • Last updated: Thursday, June 26, 2025
  • File types: CSV

The Groundwater Sustainability Plan (GSP) Annual Report (AR) datasets contain the following data submitted by Groundwater Sustainability Agencies (GSA...

Periodic Groundwater Level Measurements

  • Published by: California Department of Water Resources
  • Last updated: Thursday, June 26, 2025
  • File types: CSV, ZIP, TXT

The DWR Periodic Groundwater Levels dataset contains seasonal and long-term groundwater level measurements collected by the Department of Water Resour...

GSP Monitoring Data

  • Published by: California Department of Water Resources
  • Last updated: Thursday, June 26, 2025
  • File types: CSV

The Groundwater Sustainability Plan (GSP) Monitoring dataset contains the monitoring sites and associated groundwater level, subsidence or streamflow ...

Dry Well Reporting System Data

  • Published by: California Department of Water Resources
  • Last updated: Thursday, June 26, 2025
  • File types: CSV

In California, water systems serving one (1) to 15 households are regulated at the county level. Counties vary in their practices, but rarely do count...

Water Quality Data

  • Published by: California Department of Water Resources
  • Last updated: Thursday, June 26, 2025
  • File types: CSV

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

TRE ALTAMIRA InSAR Subsidence Data

  • Published by: California Department of Water Resources
  • Last updated: Thursday, June 26, 2025
  • File types: PDF, HTML, ZIP

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

CalSIP Stream Gages

  • Published by: California Department of Water Resources
  • Last updated: Thursday, June 26, 2025
  • File types: ARCGIS GEOSERVICES REST API, CSV

### More information can be found at the CA DWR California Stream Improvement Program webpage at https://water.ca.gov/Work-With-Us/Technical-Assistanc...

Suisun Marsh Salinity Control Gates Log

  • Published by: California Department of Water Resources
  • Last updated: Thursday, June 26, 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...

Urban Water Data - Drought Planning and Management

  • Published by: California Department of Water Resources
  • Last updated: Thursday, June 26, 2025
  • File types: CSV, PDF

This data package aims to pilot an approach for providing usable data for analyses related to drought planning and management for urban water supplier...