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421 datasets

i08 B118 CA GroundwaterBasins

Published by: California Department of Water Resources
Last updated: Wednesday, April 22, 2026
File types: HTML, ARCGIS GEOSERVICES REST API, CSV, ZIP, GEOJSON, KML

The dataset is a feature class showing the boundaries of 515 groundwater basins and subbasins as defined by the California Department of Water Resourc...

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

Published by: California Department of Water Resources
Last updated: Wednesday, April 22, 2026
File types: ZIP, PDF

(Released on June 6, 2025) Version 1.5 of the California Central Valley Groundwater-Surface Water Simulation Model – Fine Grid (C2VSimFG) is a major u...

2025 UWMP Reporting

Published by: California Department of Water Resources
Last updated: Wednesday, April 22, 2026
File types: PDF

This DWR Open Data Publication includes the necessary reporting materials to complete the 2025 Urban Water Management Plan (UWMP). Urban Water Managem...

DWR Continuous Global Positioning System (CGPS) Sites

Published by: California Department of Water Resources
Last updated: Wednesday, April 22, 2026
File types: CSV

DWR Continuous Global Positioning System (CGPS) sites that are part of the network of CGPS stations that SOPAC/CSRC (http://sopac-csrc.ucsd.edu/) main...

CalSim 3.0 Release

Published by: California Department of Water Resources
Last updated: Wednesday, April 22, 2026
File types: ZIP, PDF

CalSim 3.0 Release to the public...

DSM2 Input 2025-09-18 historical update

Published by: California Department of Water Resources
Last updated: Wednesday, April 22, 2026
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: ...

DSM2 Georeferenced Model Grid

Published by: California Department of Water Resources
Last updated: Wednesday, April 22, 2026
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...

DWR Airborne Electromagnetic (AEM) Surveys Data

Published by: California Department of Water Resources
Last updated: Wednesday, April 22, 2026
File types: PDF, AGOL, 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...

Spatial CIMIS ETo maps — Daily Reference Evapotranspiration for California

Published by: California Department of Water Resources
Last updated: Wednesday, April 22, 2026
File types: ASCII, GEOTIFF

🔔 **Data now available in Cloud-Optimized GeoTIFF format for faster access!** ### Summary This dataset contains daily grass-reference evapotransp...

C2VSimCG Version 2025 - Draft

Published by: California Department of Water Resources
Last updated: Wednesday, April 22, 2026
File types: ZIP

Draft Coarse Grid California Central Valley Groundwater-Surface Water Simulation Model (released January 1, 2026). C2VSimCG v2025 is a computer progra...