Water
Themes include well water, water quality, wastewater, watershed, storm water, drinking water.Popular datasets
Well Completion Reports
Surface Water - Fecal Indicator Bacteria Monitoring Results
Drinking Water - SAFER Dashboard Failing and At-Risk Drinking Water Systems
Search Water datasets
499 datasets
i02 Natural Communities Commonly Associated with Groundwater (NCCAG)
- Published by: California Department of Water Resources
- Last updated: Saturday, April 18, 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 Vegetation
- Published by: California Department of Water Resources
- Last updated: Saturday, April 18, 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...
Paleo-Dendrochronological "Tree-Ring" Hydroclimatic Reconstructions for Northern and Southern California River Basins
- Published by: California Department of Water Resources
- Last updated: Saturday, April 18, 2026
- 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: Saturday, April 18, 2026
- 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...
Final State Water Project Delivery Capability Report 2023
- Published by: California Department of Water Resources
- Last updated: Saturday, April 18, 2026
- File types: PDF, URL
State Water Project Final Delivery Capability Report 2023...
Bay-Delta SCHISM Atmospheric Collection v2.0
- Published by: California Department of Water Resources
- Last updated: Saturday, April 18, 2026
- File types: TAR.GZ
This dataset collects together collated and interpolated data required to run schism and are formatted for use in the model. SCHISM requires atmopheri...
Bay-Delta SCHISM Atmospheric Collection v1.0 [SUPERSEDED]
- Published by: California Department of Water Resources
- Last updated: Saturday, April 18, 2026
- File types: GZIP, CSV
This dataset is SUPERSEDED. Unless you have a particular motive and really know what you are doing, please use the newer version: https://data.cnra.ca...
Bay-Delta SCHISM Coastal Data for Ocean Boundary
- Published by: California Department of Water Resources
- Last updated: Saturday, April 18, 2026
- File types: TAR.GZ, TAR
The Bay-Delta SCHISM model connects to coastal models on its ocean boundary for salinity and temperature, using Newtonian relaxation or "nudging". The...
IWFM Demand Calculator (IDC) Workshops
- Published by: California Department of Water Resources
- Last updated: Saturday, April 18, 2026
- File types: ZIP
Materials for past training workshops for IDC. Each workshop material includes slides used during the workshop, complete and incomplete input data fil...
Natural Communities Commonly Associated with Groundwater
- Published by: California Department of Water Resources
- Last updated: Saturday, April 18, 2026
- File types: GDB, SHP, PDF
The Natural Communities dataset is a compilation of 48 publicly available State and federal agency datasets that map vegetation, wetlands, springs, an...