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
TRE ALTAMIRA InSAR Subsidence Data
Search Water datasets
499 datasets
Suisun Marsh Monitoring Program Channel Water Salinity Report
- Published by: California Department of Water Resources
- Last updated: Wednesday, May 13, 2026
- File types: PDF
Monthly salinity reports for the Suisun Marsh from October through May of each year....
1D Subsidence Modeling Files for the Central Valley
- Published by: California Department of Water Resources
- Last updated: Wednesday, May 13, 2026
- File types: PDF
Model files and technical memorandum for one-dimensional subsidence models that are discussed in DWR's subsidence best management practices (BMP) docu...
Water Quality Data
- Published by: California Department of Water Resources
- Last updated: Wednesday, May 13, 2026
- File types: CSV
The California Department of Water Resources (DWR) discrete (vs. continuous) water quality datasets contains DWR-collected, current and historical, ch...
DSM2
- Published by: California Department of Water Resources
- Last updated: Wednesday, May 13, 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 Population Trends by Geography
- Published by: California Department of Water Resources
- Last updated: Wednesday, May 13, 2026
- File types: CSV, WEBSITE
The datasets provide population estimate trends from 1998 to the current year for each of California’s 58 counties, further disaggregated by Detailed ...
i02 NCCAG Vegetation
- Published by: California Department of Water Resources
- Last updated: Wednesday, May 13, 2026
- File types: HTML, ARCGIS GEOSERVICES REST API, CSV, ZIP, GEOJSON, KML
The Natural Communities Commonly Associated with Groundwater (NCCAG) dataset is a compilation of phreatophytic vegetation, regularly flooded natural w...
i02 Natural Communities Commonly Associated with Groundwater (NCCAG)
- Published by: California Department of Water Resources
- Last updated: Wednesday, May 13, 2026
- File types: HTML, ARCGIS GEOSERVICES REST API
The Natural Communities Commonly Associated with Groundwater (NCCAG) dataset is a compilation of phreatophytic vegetation, regularly flooded natural w...
i02 NCCAG Wetlands
- Published by: California Department of Water Resources
- Last updated: Wednesday, May 13, 2026
- File types: HTML, ARCGIS GEOSERVICES REST API, CSV, ZIP, GEOJSON, KML
The Natural Communities Commonly Associated with Groundwater (NCCAG) dataset is a compilation of phreatophytic vegetation, regularly flooded natural w...
Drought and Water Shortage Risk: Small Suppliers and Rural Communities (Version 2021)
- Published by: California Department of Water Resources
- Last updated: Wednesday, May 13, 2026
- File types: XLSX, XLS
For most recent data version of Water Shortage Vulnerability scoring, please see https://data.cnra.ca.gov/dataset/water-shortage-vulnerability-dataset...
California Snow Data
- Published by: California Department of Water Resources
- Last updated: Wednesday, May 13, 2026
- File types: CSV, PDF, WEB APPLICATION
The California Snow Data page contains resources from the California Data Exchange Center (CDEC) in open and machine readable format. These resources ...