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
i08 GroundwaterElevationSeasonal Points
- Published by: California Department of Water Resources
- Last updated: Wednesday, October 8, 2025
- File types: HTML, ARCGIS GEOSERVICES REST API, CSV, ZIP, GEOJSON, KML
This dataset depicts groundwater level (expressed as elevation) at selected monitoring locations (wells), by season and year. Other information on the...
i08 GroundwaterElevationSeasonal Countours
- Published by: California Department of Water Resources
- Last updated: Wednesday, October 8, 2025
- File types: HTML, ARCGIS GEOSERVICES REST API, CSV, ZIP, GEOJSON, KML
This dataset depicts contours of estimated change in groundwater piezometric surfaces in the unconfined or uppermost semi-confined aquifers, between t...
DSM2 Georeferenced Model Grid
- Published by: California Department of Water Resources
- Last updated: Wednesday, October 8, 2025
- File types: ZIP, PDF, ARCGIS DESKTOP MAP PACKAGE, ARCGIS PRO MAP PACKAGE
ArcGIS and QGIS map packages, with ESRI shapefiles for the DSM2 Model Grid. These are not finalized products. Locations in these shapefiles are approx...
California Population Trends by Geography
- Published by: California Department of Water Resources
- Last updated: Wednesday, October 8, 2025
- File types: CSV, WEBSITE
This dataset provides population estimate trends from 1998 to the current year for each of California’s 58 counties, further disaggregated by Detailed...
Suisun Marsh Salinity Control Gates Log
- Published by: California Department of Water Resources
- Last updated: Wednesday, October 8, 2025
- 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...
Ground Water - Water Quality Regulatory Information
- Published by: California State Water Resources Control Board
- Last updated: Tuesday, September 2, 2025
- File types: CSV
GeoTracker is the Water Boards' data management system for sites that impact, or have the potential to impact, water quality in California, with empha...
California Water Rights Petitions LIST
- Published by: California State Water Resources Control Board
- Last updated: Friday, August 29, 2025
- File types: CSV, PDF
This list includes detail information about every Petition associated to a water rights record and stored in the State Water Resources Control Board's...
California Water Rights Associated Parties List
- 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 each party associated with a water right or associated to a water right record (Complaints, enforcement, con...
California Water Rights Measurement Devices (Reported in Annual Report)
- 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 about the measurement devices and measurement methods associated with the diversion and storage of water as repo...
California Water Rights Enforcement Actions
- 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 each enforcement action record as stored in the State Water Resources Control Board's "Electronic Water Righ...