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
407 datasets
DSM2
- Published by: California Department of Water Resources
- Last updated: Friday, October 10, 2025
- 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...
DSM2 Input 2025-09-18 historical update
- Published by: California Department of Water Resources
- Last updated: Friday, October 10, 2025
- File types: ZIP, HTML
Version "DSM2 Input 2025-09-18 historical update" is based on version "DSM2 Input 2025-07-03 historical update", and includes the following changes: ...
Integrated Water Flow Model (IWFM)
- Published by: California Department of Water Resources
- Last updated: Friday, October 10, 2025
- File types: PDF, ZIP
Publicly available versions of the Integrated Water Flow Model (IWFM)...
DACs - Census
- Published by: California Department of Water Resources
- Last updated: Friday, October 10, 2025
- File types: ZIP
The following data were used for the Department of Water Resources' (DWR) Disadvantaged Communities (DAC) Mapping Tool: https://gis.water.ca.gov/app/d...
IWFM Demand Calculator (IDC)
- Published by: California Department of Water Resources
- Last updated: Friday, October 10, 2025
- File types: ZIP
Publicly available version of IDC (IWFM Demand Calculator)...
i08 GroundwaterElevationSeasonal Points
- Published by: California Department of Water Resources
- Last updated: Friday, October 10, 2025
- File types: HTML, ARCGIS GEOSERVICES REST API, CSV, ZIP, GEOJSON, KML
This dataset depicts groundwater level (expressed as elevation) at selected monitoring locations (wells), by season and year. Other information on the...
i08 GroundwaterElevationSeasonal Countours
- Published by: California Department of Water Resources
- Last updated: Friday, October 10, 2025
- File types: HTML, ARCGIS GEOSERVICES REST API, CSV, ZIP, GEOJSON, KML
This dataset depicts contours of estimated change in groundwater piezometric surfaces in the unconfined or uppermost semi-confined aquifers, between t...
DSM2 Georeferenced Model Grid
- Published by: California Department of Water Resources
- Last updated: Friday, October 10, 2025
- File types: ZIP, PDF, ARCGIS DESKTOP MAP PACKAGE, ARCGIS PRO MAP PACKAGE
ArcGIS and QGIS map packages, with ESRI shapefiles for the DSM2 Model Grid. These are not finalized products. Locations in these shapefiles are approx...
California Population Trends by Geography
- Published by: California Department of Water Resources
- Last updated: Friday, October 10, 2025
- File types: CSV, WEBSITE
This dataset provides population estimate trends from 1998 to the current year for each of California’s 58 counties, further disaggregated by Detailed...
Suisun Marsh Salinity Control Gates Log
- Published by: California Department of Water Resources
- Last updated: Friday, October 10, 2025
- File types: XLSX, PDF
This log of operations includes: flashboard installation and removal dates, when tidal operations were started and stopped, and notes any technical is...