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3241 datasets

Well Completion Reports

  • Published by: California Department of Water Resources
  • Last updated: Thursday, January 8, 2026
  • File types: CSV, XLSX

This Well Completion Report dataset represents an index of records from the California Department of Water Resources' (DWR) Online System for Well Com...

TRE ALTAMIRA InSAR Subsidence Data

  • Published by: California Department of Water Resources
  • Last updated: Thursday, January 8, 2026
  • 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 ...

County SB 552 Status Dashboard Data and Drought Resilience Plans

  • Published by: California Department of Water Resources
  • Last updated: Thursday, January 8, 2026
  • File types: CSV

This dataset supports the County SB 552 Progress Dashboard, which is published on DWR’s [County Drought Resilience Planning webpage](https://water.ca....

Groundwater Sustainability Plan Annual Report Data

  • Published by: California Department of Water Resources
  • Last updated: Thursday, January 8, 2026
  • 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, January 8, 2026
  • 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, January 8, 2026
  • File types: CSV

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

i03 Groundwater Sustainability Agencies

  • Published by: California Department of Water Resources
  • Last updated: Thursday, January 8, 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...

Dry Well Reporting System Data

  • Published by: California Department of Water Resources
  • Last updated: Thursday, January 8, 2026
  • 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, January 8, 2026
  • File types: CSV

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

CA Urban Retail Water System Water Loss Annual Loss Audit Data

  • Published by: California Department of Water Resources
  • Last updated: Thursday, January 8, 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...