Water
Themes include well water, water quality, wastewater, watershed, storm water, drinking water.Popular datasets
Well Completion Reports
Drinking Water - SAFER Dashboard Failing and At-Risk Drinking Water Systems
Surface Water - Indicator Bacteria Results
Search Water datasets
484 datasets
i03 Groundwater Sustainability Plan Areas
- Published by: California Department of Water Resources
- Last updated: Thursday, October 9, 2025
- 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...
Central Valley Water Board E. coli Monitoring Results
- Published by: California State Water Resources Control Board
- Last updated: Thursday, August 21, 2025
- File types: CSV
Draft - E. coli monitoring results from the Central Valley Regional Water Quality Control Board. _E. coli_ is a type of bacteria used to indicate feca...
County Land Use Surveys
- Published by: California Department of Water Resources
- Last updated: Thursday, October 9, 2025
- 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: Thursday, October 9, 2025
- 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: Thursday, October 9, 2025
- 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...
i16 Census County DisadvantagedCommunities 2023
- Published by: California Department of Water Resources
- Last updated: Thursday, October 9, 2025
- 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 2020 Census Counties feature class. ...
i16 Census County EconomicallyDistressedAreas 2023
- Published by: California Department of Water Resources
- Last updated: Thursday, October 9, 2025
- File types: HTML, ARCGIS GEOSERVICES REST API, CSV, ZIP, GEOJSON, KML
This is a copy of the statewide County GIS Tiger file. Created by joining ACS 2019-2023 5 year estimates to the 2020 Census Counties feature class, an...
i16 Census Place DisadvantagedCommunities 2023
- Published by: California Department of Water Resources
- Last updated: Thursday, October 9, 2025
- 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 2020 Census Place feature class. A C...
i16 Census Place EconomicallyDistressedAreas 2023
- Published by: California Department of Water Resources
- Last updated: Thursday, October 9, 2025
- File types: HTML, ARCGIS GEOSERVICES REST API, CSV, ZIP, GEOJSON, KML
The IRWM web based EDA mapping tool uses this GIS layer. Created by joining ACS 2019-2023 5 year estimates to the 2020 Census Counties feature class, ...
i16 Census Tract DisadvantagedCommunities 2023
- Published by: California Department of Water Resources
- Last updated: Thursday, October 9, 2025
- 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 2020 Census Tracts feature class. Th...