Water
Themes include well water, water quality, wastewater, watershed, storm water, drinking water.Popular datasets
Well Completion Reports
Beach Advisories (Postings and Closures) and Beach Water Quality Monitoring
Surface Water - Fecal Indicator Bacteria Monitoring Results
Search Water datasets
502 datasets
Surface Water - Water Quality Regulatory Information
- Published by: California State Water Resources Control Board
- Last updated: Tuesday, May 26, 2026
- File types: CSV, PDF
This data set lists active and historical enforcement actions records that are stored in the [California Integrated Water Quality System](https://www....
Suisun Marsh Salinity Control Gates Log
- Published by: California Department of Water Resources
- Last updated: Monday, June 15, 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...
DSM2 Input 2026-04-16 historical update
- Published by: California Department of Water Resources
- Last updated: Sunday, June 14, 2026
- File types: ZIP
Version "DSM2 Input 2026-04-16 historical update" is based on version "DSM2 Input 2025-09-18 historical update" (which incorporates the changes from ...
DSM2
- Published by: California Department of Water Resources
- Last updated: Sunday, June 14, 2026
- File types: HTML, ZIP, APPLICATION/X-MSDOS-PROGRAM, PDF
DSM2 models, data, and other resources. The links are in chronological order, with most recent releases at the top. * The Delta Simulation Model I...
California's Groundwater Semi-Annual Conditions Updates
- Published by: California Department of Water Resources
- Last updated: Sunday, June 14, 2026
- File types: PDF
Semi-annual Conditions Updates are more frequent supplements to the comprehensive 5-year CalGW Updates, and also provide additional perspective on the...
Hydrography Presentations
- Published by: California Department of Water Resources
- Last updated: Sunday, June 14, 2026
- File types: PDF, WEB VIDEOS
Slides, handouts, and recordings that have been presented at various conferences, workshops, and webinars by the California National Hydrography Stewa...
i06 SingleBeam Bathymetry
- Published by: California Department of Water Resources
- Last updated: Sunday, June 14, 2026
- File types: HTML, ARCGIS GEOSERVICES REST API
This service, (i06_SingleBeam_Bathymetry) is a service containing point feature layers with single beam bathymetric data collected by California Depar...
i06 Bathy NCRO 20230720 MiddleRiverSouth
- Published by: California Department of Water Resources
- Last updated: Monday, June 15, 2026
- File types: HTML, ARCGIS GEOSERVICES REST API, CSV, ZIP, GEOJSON, KML
This service, (i06_SingleBeam_Bathymetry) is a service containing point feature layers with single beam bathymetric data collected by California Depar...
i06 Bathy NCRO 20240521 GrantLine FabianBell Canal
- Published by: California Department of Water Resources
- Last updated: Monday, June 15, 2026
- File types: HTML, ARCGIS GEOSERVICES REST API, CSV, ZIP, GEOJSON, KML
This service, (i06_SingleBeam_Bathymetry) is a service containing point feature layers with single beam bathymetric data collected by California Depar...
i06 Bathy NCRO 20200220 LittleFranksTract
- Published by: California Department of Water Resources
- Last updated: Monday, June 15, 2026
- File types: HTML, ARCGIS GEOSERVICES REST API, CSV, ZIP, GEOJSON, KML
This service, (i06_SingleBeam_Bathymetry) is a service containing point feature layers with single beam bathymetric data collected by California Depar...