California Department of Water Resources
Website: https://water.ca.gov/
The Department of Water Resources (DWR) is responsible for managing and protecting California’s water resources. DWR works with other agencies to benefit the State’s people and to protect, restore and enhance the natural and human environments.
Search California Department of Water Resources datasets
435 datasets
i17 StateWaterProject ConstructionDivisions
- Published by: California Department of Water Resources
- Last updated: Thursday, July 30, 2026
- File types: HTML, ARCGIS GEOSERVICES REST API, CSV, ZIP, GEOJSON, KML
This is a line dataset that delineates the extent of State Water Project construction divisions. The locations of the construction divisions were deri...
i17 StateWaterProject Repayment Reaches
- Published by: California Department of Water Resources
- Last updated: Thursday, July 30, 2026
- File types: HTML, ARCGIS GEOSERVICES REST API, CSV, ZIP, GEOJSON, KML
This is a line dataset that delineates the extent of State Water Project repayment reaches. The locations of the repayment reaches were derived from D...
i18 Deepwater Ship Channels
- Published by: California Department of Water Resources
- Last updated: Thursday, July 30, 2026
- File types: HTML, ARCGIS GEOSERVICES REST API, OGC WFS, OGC WMS, CSV, ZIP, GEOJSON, KML
Dataset contains polygon features of deepwater ship channels, specifically the Sacramento and Stockton Deepwater Ship Channels in the California Delta...
Paleo-Dendrochronological "Tree-Ring" Hydroclimatic Reconstructions for Northern and Southern California River Basins
- Published by: California Department of Water Resources
- Last updated: Thursday, July 30, 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: Thursday, July 30, 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: Thursday, July 30, 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: Thursday, July 30, 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: Thursday, July 30, 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: Thursday, July 30, 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: Thursday, July 30, 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...