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471 datasets

C2VSimCG v1.0

Published by: California Department of Water Resources
Last updated: Monday, July 21, 2025
File types: PDF, ZIP

_(Released November 17, 2022)_ The California Central Valley Groundwater–Surface Water Simulation Model - Coarse Grid (C2VSimCG) is an integrated hydr...

DSM2

Published by: California Department of Water Resources
Last updated: Monday, July 21, 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....

National Hydrography Data - NHD and 3DHP

Published by: California Department of Water Resources
Last updated: Tuesday, July 22, 2025
File types: PDF, ZIP, WEBSITE, ARCGIS GEOSERVICES REST API, CSV, WEB VIDEOS

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

i07 Habitat Delta 1977

Published by: California Department of Water Resources
Last updated: Tuesday, July 22, 2025
File types: HTML, ARCGIS GEOSERVICES REST API, CSV, ZIP, GEOJSON, KML

1977 Delta Habitat Types were made digital by heads up digitizing registered scanned pages from 1979 Delta Environmental Atlas, produced by USACE. &qu...

Bay-Delta SCHISM Atmospheric Collection v2.0

Published by: California Department of Water Resources
Last updated: Monday, July 21, 2025
File types: TAR.GZ

This dataset collects together collated and interpolated data required to run schism and are formatted for use in the model. SCHISM requires atmopheri...

Bay-Delta SCHISM Atmospheric Collection v1.0 [SUPERSEDED]

Published by: California Department of Water Resources
Last updated: Tuesday, July 22, 2025
File types: GZIP, CSV

This dataset is SUPERSEDED. Unless you have a particular motive and really know what you are doing, please use the newer version: https://data.cnra.ca...

i12 Flood Bypasses 2012

Published by: California Department of Water Resources
Last updated: Tuesday, July 22, 2025
File types: HTML, ARCGIS GEOSERVICES REST API, CSV, ZIP, GEOJSON, KML

This feature class is a vector file containing polygons that represent the flood control bypasses of the Sacramento and San Joaquin Rivers. Bypasses c...

i12 Flood Bypasses 2014

Published by: California Department of Water Resources
Last updated: Tuesday, July 22, 2025
File types: HTML, ARCGIS GEOSERVICES REST API, CSV, ZIP, GEOJSON, KML

This feature class is a vector file containing polygons that represent the flood control bypasses of the Sacramento and San Joaquin Rivers. Bypasses c...

IWFM Demand Calculator (IDC) - Version 2015.0.68

Published by: California Department of Water Resources
Last updated: Monday, July 21, 2025
File types: PDF, ZIP

IDC (IWFM Demand Calculator) - Version 2015.0.68 (released April 23, 2018)...

IWFM Demand Calculator (IDC) - Version 2015.0.77

Published by: California Department of Water Resources
Last updated: Monday, July 21, 2025
File types: PDF, ZIP

IDC (IWFM Demand Calculator) - Version 2015.0.77 (released March 20, 2019)...