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Search California Department of Water Resources datasets

423 datasets

California Central Valley Groundwater-Surface Water Simulation Model – Fine Grid (C2VSimFG)

  • Published by: California Department of Water Resources
  • Last updated: Saturday, June 6, 2026
  • File types: PDF, ZIP

## C2VSimFG Version 1.5 (Released on June 6, 2025) Version 1.5 of the California Central Valley Groundwater-Surface Water Simulation Model – Fine G...

Daily SWP Reservoir Elevation and Storage Data

  • Published by: California Department of Water Resources
  • Last updated: Saturday, June 6, 2026
  • File types: CSV

This dataset contains the daily elevation and storage data for the State Water Project reservoirs....

1D Subsidence Modeling Files for the Central Valley

  • Published by: California Department of Water Resources
  • Last updated: Saturday, June 6, 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: Saturday, June 6, 2026
  • File types: CSV

The California Department of Water Resources (DWR) discrete (vs. continuous) water quality datasets contains DWR-collected, current and historical, ch...

California Population Trends by Geography

  • Published by: California Department of Water Resources
  • Last updated: Saturday, June 6, 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: Saturday, June 6, 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: Saturday, June 6, 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: Saturday, June 6, 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: Saturday, June 6, 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: Saturday, June 6, 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 ...