Water
Themes include well water, water quality, wastewater, watershed, storm water, drinking water.Popular datasets
Surface Water - Indicator Bacteria Results
Well Completion Reports
Drinking Water - SAFER Dashboard Failing and At-Risk Drinking Water Systems
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549 datasets
i02 Natural Communities Commonly Associated with Groundwater (NCCAG)
- Published by: California Department of Water Resources
- Last updated: Wednesday, June 25, 2025
- 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 Vegetation
- Published by: California Department of Water Resources
- Last updated: Wednesday, June 25, 2025
- 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 NCCAG Wetlands
- Published by: California Department of Water Resources
- Last updated: Wednesday, June 25, 2025
- 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...
DSM2 Input 2025-05-28 historical update
- Published by: California Department of Water Resources
- Last updated: Thursday, May 29, 2025
- File types: ZIP
The following is a summary of the features from the DSM2 Monitoring Special Study (MSS) release that were merged into the DSM2 2023 Full Calibratio...
DSM2 2025-05-22
- Published by: California Department of Water Resources
- Last updated: Wednesday, May 28, 2025
- File types: ZIP
The following is a summary of the features from the DSM2 Monitoring Special Study (MSS) release that were merged into the DSM2 2023 Full Calibration R...
Surface Water - Chemistry Results - CEDEN Augmentation
- Published by: California State Water Resources Control Board
- Last updated: Tuesday, May 20, 2025
- File types: CSV, PDF
This dataset includes field and lab chemistry data that has been submitted to the [California Environmental Data Exchange Network](https://ceden.org/)...
South Delta Monitoring Special Studies (MSS) Modeling Inputs and Selected Outputs
- Published by: California Department of Water Resources
- Last updated: Wednesday, June 25, 2025
- File types: ZIP, DOCX, ZIP, PARQUET, YML, YML, DOCX, PARQUET, PYTHON
This dataset includes the MSS version of model inputs and outputs for the Delta Simulation Model 2 and Bay-Delta SCHISM. To perform DSM2 simulation...
Paleo-Dendrochronological "Tree-Ring" Hydroclimatic Reconstructions for Northern and Southern California River Basins
- Published by: California Department of Water Resources
- Last updated: Thursday, June 26, 2025
- File types: PDF, CSV, ZIP
### Background Tree-ring chronologies allow assessment of hydrologic variability over centuries to millennia, gives historic context for assessing re...
Gridded Weather Generator Perturbations of Historical Detrended and Stochastically Generated Temperature and Precipitation for the State of CA and HUC8s
- Published by: California Department of Water Resources
- Last updated: Thursday, June 26, 2025
- File types: TXT, JPEG, XLSX, CSV, NETCDF
The Weather Generator Gridded Data consists of two products: [1] statistically perturbed gridded 100-year historic daily weather data including pre...
DWR Airborne Electromagnetic (AEM) Surveys Data
- Published by: California Department of Water Resources
- Last updated: Thursday, June 26, 2025
- File types: PDF, AGOL, BIN, ZIP, FILE GEODATABASE OR SHAPEFILE, SHP
#Statewide AEM Surveys Project Overview The Department of Water Resources’ (DWR’s) Statewide Airborne Electromagnetic (AEM) Surveys Project is funded...