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685 datasets

C2VSimCG R374_rev

Published by: California Department of Water Resources
Last updated: Wednesday, May 13, 2026
File types: PDF, ZIP, MSI, WMV

### A new version of the C2VSimCG model is available here (https://data.cnra.ca.gov/dataset/c2vsimcg-version-2025-draft) Revised version of the C2V...

i12 Salinity Transects SouthDelta

Published by: California Department of Water Resources
Last updated: Wednesday, May 13, 2026
File types: HTML, ARCGIS GEOSERVICES REST API, CSV, ZIP, GEOJSON, KML

This is a point feature class of high-frequency specific conductance and water temperature measurements at specific points in the South Delta. Specifi...

California's Groundwater Update 2020 (Bulletin 118)

Published by: California Department of Water Resources
Last updated: Wednesday, May 13, 2026
File types: PDF, XLSX, XLS, ZIP, SHP

California's Groundwater Update 2020 (CalGW) is California's foremost technical publication on groundwater in the state of California. CalGW, formally...

California's Groundwater Update 2025 (Bulletin 118)

Published by: California Department of Water Resources
Last updated: Wednesday, May 13, 2026
File types: PDF, XLS, URL, .ZIP

California's Groundwater: Bulletin 118 Updates (CalGW Updates) are a continuing series of California's primary technical publications on groundwater r...

Estimated Inundation Periods in the Yolo Bypass, 1998 – 2022

Published by: California Department of Water Resources
Last updated: Wednesday, May 13, 2026
File types:

Largely supported by the Interagency Ecological Program (IEP), California Department of Water Resources (DWR) has operated a fish monitoring program i...

i19 Stormwater Permitees Municipal

Published by: California Department of Water Resources
Last updated: Wednesday, May 13, 2026
File types: HTML, ARCGIS GEOSERVICES REST API, CSV, ZIP, GEOJSON, KML

The feature datasets contain Phase 1 and Phase 2 municipal separate stormwater sewer system (MS4s) permittees in California. These draft layers are ba...

South Delta Studies Reference

Published by: California Department of Water Resources
Last updated: Wednesday, May 13, 2026
File types: ZIP, PDF, WMV, HTML

Studies done in the South Delta by various agencies...

Statewide Crop Mapping

Published by: California Department of Water Resources
Last updated: Wednesday, May 13, 2026
File types: DATA, ZIP, PDF, REST SERVICE, GDB, SHP, STORY MAPS

The California Department of Water Resources (DWR) has been collecting land use data throughout the state and using it to produce agricultural water u...

i15 Parcels SWP

Published by: California Department of Water Resources
Last updated: Wednesday, May 13, 2026
File types: HTML, ARCGIS GEOSERVICES REST API, CSV, ZIP, GEOJSON, KML

This dataset is a compilation of ownership rights represented as parcels owned by the State of California, Department of Water Resources. The associat...

CalSIP Stream Gages

Published by: California Department of Water Resources
Last updated: Wednesday, May 13, 2026
File types: ARCGIS GEOSERVICES REST API, CSV

### More information can be found at the CA DWR California Stream Improvement Program webpage at https://water.ca.gov/Work-With-Us/Technical-Assistanc...