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48 datasets

California Water Rights Irrigation Use Annual Reports

Published by: California State Water Resources Control Board
Last updated: Friday, August 29, 2025
File types: CSV, XLSX, DOC, PDF

This list includes detail information for IRRIGATION WATER USE as reported annually under each water right as stored in the State Water Resources Con...

Drinking Water - Open Environmental Data Project - March 23, 2023 Workshop

Published by: California State Water Resources Control Board
Last updated: Monday, November 10, 2025
File types: PDF, HTML, CSV, SHP, ZIP, PPTX

The following datasets related to regulated drinking water system facilities in California have been developed and are available for the purpose of th...

WEAP Future Scenarios Model for Water Plan Update 2023

Published by: California Department of Water Resources
Last updated: Friday, April 3, 2026
File types: ZIP, PDF, CSV

California Water Code Section 10004.6 requires the California Department of Water Resources (DWR) to quantify current and future water conditions in t...

Water Shortage Vulnerability Analysis Archive

Published by: California Department of Water Resources
Last updated: Friday, April 3, 2026
File types: FILE GEODATABASE, ZIP, EXCEL (XLSX)

This page is meant to act as an archival repository for previous Water Shortage Vulnerability analyses, which includes the Water Shortage Vulnerabilit...

Water Quality - Effluent - Electronic Self-Monitoring Report (eSMR) Data

Published by: California State Water Resources Control Board
Last updated: Thursday, April 2, 2026
File types: PDF, ZIP, CSV

Wastewater discharges are regulated by the Water Board. Those regulated are generally required to submit Self-Monitoring Reports to the State or Regio...

Airborne electromagnetic (AEM) Pilot Studies

Published by: California Department of Water Resources
Last updated: Friday, April 3, 2026
File types: PDF, ZIP

Airborne electromagnetic (AEM) geophysical data were collected in California as a part of AEM pilot studies. The purpose of the AEM pilot studies was ...

DACs - Census

Published by: California Department of Water Resources
Last updated: Friday, April 3, 2026
File types: ZIP

The following data were used for the Department of Water Resources' (DWR) Disadvantaged Communities (DAC) Mapping Tool: https://gis.water.ca.gov/app/d...

i03 Hydrologic Regions

Published by: California Department of Water Resources
Last updated: Friday, April 3, 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...