ExperimentalWe used data and feedback to make a user-friendly site. We’d love your feedback.
Back to data.ca.gov.

Search Water datasets

499 datasets

Suisun Marsh Salinity Control Gates Log

  • Published by: California Department of Water Resources
  • Last updated: Thursday, May 14, 2026
  • 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...

Groundwater Trading

  • Published by: California Department of Water Resources
  • Last updated: Thursday, May 14, 2026
  • File types: PDF

The Water Resiliency Portfolio (2020) tasked the four State agencies to “create flexibility for GSAs to trade water within basins by enabling and ince...

WRIMS GUI

  • Published by: California Department of Water Resources
  • Last updated: Thursday, May 14, 2026
  • File types: ZIP, DOCX, PDF, JAR, DLL, LOG, BAT, APPLICATION/X-MSDOS-PROGRAM

WRIMS GUI related software package and documents...

Dayflow

  • Published by: California Department of Water Resources
  • Last updated: Thursday, May 14, 2026
  • File types: CSV, PDF, XLSX, DOCX

Dayflow is a computer program developed in 1978 as an accounting tool for determining historical Delta boundary hydrology. It presently provides the ...

DWR Community Groundwater Level Monitoring Program

  • Published by: California Department of Water Resources
  • Last updated: Thursday, May 14, 2026
  • File types: PDF

The Community Groundwater Level Monitoring Program is a voluntary, locally driven effort designed to strengthen drought resilience and fill critical g...

Sustainable Groundwater Management Act (SGMA) Water Year Type Dataset

  • Published by: California Department of Water Resources
  • Last updated: Thursday, May 14, 2026
  • File types: CSV, PDF

The following dataset has been developed to assist the Groundwater Sustainability Agencies (GSAs) in their water budget development per the Groundwate...

i08 B118 CA GroundwaterBasins

  • Published by: California Department of Water Resources
  • Last updated: Thursday, May 14, 2026
  • File types: HTML, ARCGIS GEOSERVICES REST API, CSV, ZIP, GEOJSON, KML

The dataset is a feature class showing the boundaries of 515 groundwater basins and subbasins as defined by the California Department of Water Resourc...

2025 UWMP Reporting

  • Published by: California Department of Water Resources
  • Last updated: Thursday, May 14, 2026
  • File types: PDF

This DWR Open Data Publication includes the necessary reporting materials to complete the 2025 Urban Water Management Plan (UWMP). Urban Water Managem...

DWR Continuous Global Positioning System (CGPS) Sites

  • Published by: California Department of Water Resources
  • Last updated: Thursday, May 14, 2026
  • File types: CSV

DWR Continuous Global Positioning System (CGPS) sites that are part of the network of CGPS stations that SOPAC/CSRC (http://sopac-csrc.ucsd.edu/) main...

CalSim 3.0 Release

  • Published by: California Department of Water Resources
  • Last updated: Thursday, May 14, 2026
  • File types: ZIP, PDF

CalSim 3.0 Release to the public...