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435 datasets

Methodology for Flow and Salinity Estimates in the Sacramento-San Joaquin Delta and Suisun Marsh

Published by: California Department of Water Resources
Last updated: Sunday, August 2, 2026
File types: PDF

Annual report submitted by the DWR's Delta Modeling Section...

DSM2 Input 2026-07-09 historical update

Published by: California Department of Water Resources
Last updated: Saturday, August 1, 2026
File types: ZIP, HTML

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

2014 Georgiana Slough Floating Fish Guidance Structure Performance Evaluation - GSNPB-14_Legacy_Reports v2

Published by: California Department of Water Resources
Last updated: Sunday, August 2, 2026
File types: PDF

In an effort to identify potential engineering approaches to reduce the percentage of salmonids that migrate from the Sacramento River into Georgiana ...

DSM2 v8.2.1

Published by: California Department of Water Resources
Last updated: Sunday, August 2, 2026
File types: ZIP, HTML

The current release DSM2 V8.2.1 differs from the previous release DSM2 V8.2.0 as follows: ==========================================================...

National Hydrography Data - NHD and 3DHP

Published by: California Department of Water Resources
Last updated: Sunday, August 2, 2026
File types: HTML, ARCGIS GEOSERVICES REST API

The USGS National Hydrography Dataset (NHD) downloadable data collection from The National Map (TNM) is a comprehensive set of digital spatial data th...

Bay-Delta SCHISM Processed Bathymetry

Published by: California Department of Water Resources
Last updated: Sunday, August 2, 2026
File types: GZIP

These datasets include processed Digital Elevation Models as used in important SCHISM studies, in particular the Delta Conveyance Project and 10 year ...

i08 C2VSimFG StreamNodes WithBudgets

Published by: California Department of Water Resources
Last updated: Sunday, August 2, 2026
File types: HTML, ARCGIS GEOSERVICES REST API, CSV, ZIP, GEOJSON, KML

The stream network simulated in C2VSimFG consists of 4,634 stream nodes that make up 110 stream reaches. The stream nodes correspond to groundwater no...

i08 C2VSimFG Stream Nodes

Published by: California Department of Water Resources
Last updated: Sunday, August 2, 2026
File types: HTML, ARCGIS GEOSERVICES REST API, CSV, ZIP, GEOJSON, KML

The stream network simulated in C2VSimFG consists of 4,634 stream nodes that make up 110 stream reaches. The stream nodes correspond to groundwater no...

i12 Salinity Transects SouthDelta

Published by: California Department of Water Resources
Last updated: Sunday, August 2, 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...

CIMIS Weather Station & Spatial CIMIS Data - Web API

Published by: California Department of Water Resources
Last updated: Sunday, August 2, 2026
File types: JSON

CIMIS data is available to the public free of charge via a web Application Programming Interface (API). The CIMIS Web API delivers data over the REST...