Water
Themes include well water, water quality, wastewater, watershed, storm water, drinking water.Popular datasets
Beach Advisories (Postings and Closures) and Beach Water Quality Monitoring
Well Completion Reports
Surface Water - Fecal Indicator Bacteria Monitoring Results
Search Water datasets
499 datasets
California Water Rights Status History
- Published by: California State Water Resources Control Board
- Last updated: Friday, August 29, 2025
- File types: CSV, XLSX, DOCX
This list includes detail information for the Status History of each water right as stored in the State Water Resources Control Board's "Electronic Wa...
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...
California Water Rights Uses and Seasons
- Published by: California State Water Resources Control Board
- Last updated: Friday, August 29, 2025
- File types: CSV, XLSX, DOCX, PDF
This list includes detail information for water rights beneficial uses and seasons as stored in the State Water Resources Control Board's "Electronic ...
California Water Rights Annual Reports (Detail Summary List)
- 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 as reported annually under each water right as stored in the State Water Resources Control Board's "Electronic W...
i03 Groundwater Sustainability Agencies
- Published by: California Department of Water Resources
- Last updated: Friday, March 27, 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...
California Water Rights Complaints
- Published by: California State Water Resources Control Board
- Last updated: Monday, August 25, 2025
- File types: CSV, XLSX, DOCX
This list includes detail information for complaints stored in the State Water Resources Control Board's "Electronic Water Rights Information Manageme...
i03 Groundwater Sustainability Plan Areas
- Published by: California Department of Water Resources
- Last updated: Friday, March 27, 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...
County Land Use Surveys
- Published by: California Department of Water Resources
- Last updated: Friday, March 27, 2026
- File types: ZIP
This is collection of DWR County Land Use Surveys. You may scroll the list below to download any individual survey of interest. Historic County L...
i16 Census BlockGroup DisadvantagedCommunities 2023
- Published by: California Department of Water Resources
- Last updated: Friday, March 27, 2026
- File types: HTML, ARCGIS GEOSERVICES REST API, CSV, ZIP, GEOJSON, KML
The IRWM web based DAC mapping tool uses this GIS layer. Created by joining ACS 2019-2023 5 year estimates to the Census 2020 Block Group feature clas...
i16 Census BlockGroup EconomicallyDistressedAreas 2023
- Published by: California Department of Water Resources
- Last updated: Friday, March 27, 2026
- File types: HTML, ARCGIS GEOSERVICES REST API, CSV, ZIP, GEOJSON, KML
This is a copy of the statewide Census Block Group GIS Tiger file. The IRWM web based EDA mapping tool uses this GIS layer. Created by joining ACS 201...