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702 datasets

CSDP Version 2025-06-11_#d0d0f0c

Published by: California Department of Water Resources
Last updated: Friday, July 10, 2026
File types: ZIP, HTML

This release includes a number of improvements, including output location creation...

Cross Section Development Program version 3

Published by: California Department of Water Resources
Last updated: Friday, July 10, 2026
File types: ZIP

CSDP is used to view bathymetry data and create geometry and GIS information for the DSM2 model....

Cross Section Development Program NAVD88 Update

Published by: California Department of Water Resources
Last updated: Friday, July 10, 2026
File types: PDF

Cross Section Development Program (CSDP) is a tool used to develop cross-sectional information for the hydrodynamic model DSM2. DSM2 has adopted the N...

i04 CIMIS Reference Evapotranspiration Zones v1999

Published by: California Department of Water Resources
Last updated: Friday, July 10, 2026
File types: HTML, ARCGIS GEOSERVICES REST API, CSV, ZIP, GEOJSON, KML

The ETo Zones Map allows users to view the grass-reference evapotranspiration (ETo) Zones for the State of California. The map was developed by DWR an...

DSM2 8.2.0 beta1

Published by: California Department of Water Resources
Last updated: Friday, July 10, 2026
File types: TXT

DSM2 V8.2.0b1 release applies the daily DCD v1.0 channel depletions. Main differences with DSM2 V8.1.2 release: 1. DCD v1.0 daily channel d...

i17 Delta Levees Centerlines 2017

Published by: California Department of Water Resources
Last updated: Thursday, July 9, 2026
File types: HTML, ARCGIS GEOSERVICES REST API, CSV, ZIP, GEOJSON, KML

In the Delta Anatomy Mapping Project, all levee anatomies were delineated using slope grids built from available LIDAR data points. LIDAR data points ...

i08 Delta InChannel Islands

Published by: California Department of Water Resources
Last updated: Friday, July 10, 2026
File types: HTML, ARCGIS GEOSERVICES REST API, CSV, ZIP, GEOJSON, KML

Data contains historical polygons of in-channel islands within the Sacramento San Joaquin Delta. Data consists of merged datasets from 1929, 1940, 194...

i16 Census BlockGroup DisadvantagedCommunities 2023

Published by: California Department of Water Resources
Last updated: Friday, July 10, 2026
File types: HTML, ARCGIS GEOSERVICES REST API, CSV, ZIP, GEOJSON, KML

The IRWM web based DAC mapping tool uses this GIS layer. Created by joining ACS 2019-2023 5 year estimates to the Census 2020 Block Group feature clas...

DSM2 Input 2026-07-09 historical update

Published by: California Department of Water Resources
Last updated: Friday, July 10, 2026
File types: ZIP

Version "DSM2 Input 2026-07-09 historical update" is based on version "DSM2 Input 2026-04-16 historical update", and includes the following changes: ...

i17 Delta Levees Anatomy 2017

Published by: California Department of Water Resources
Last updated: Friday, July 10, 2026
File types: HTML, ARCGIS GEOSERVICES REST API, CSV, ZIP, GEOJSON, KML

The use of high-resolution LiDAR, and the products derived from it, allow for levee anatomy to be captured for the surveyed area. The resulting data i...