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421 datasets
i07 Habitat Delta 1977
- Published by: California Department of Water Resources
- Last updated: Thursday, March 26, 2026
- 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...
i16 Census County EconomicallyDistressedAreas 2023
- Published by: California Department of Water Resources
- Last updated: Thursday, March 26, 2026
- File types: HTML, ARCGIS GEOSERVICES REST API, CSV, ZIP, GEOJSON, KML
This is a copy of the statewide County GIS Tiger file. Created by joining ACS 2019-2023 5 year estimates to the 2020 Census Counties feature class, an...
i16 Census Place EconomicallyDistressedAreas 2023
- Published by: California Department of Water Resources
- Last updated: Thursday, March 26, 2026
- File types: HTML, ARCGIS GEOSERVICES REST API, CSV, ZIP, GEOJSON, KML
The IRWM web based EDA mapping tool uses this GIS layer. Created by joining ACS 2019-2023 5 year estimates to the 2020 Census Counties feature class, ...
Bay-Delta SCHISM Atmospheric Collection v2.0
- Published by: California Department of Water Resources
- Last updated: Thursday, March 26, 2026
- 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Bay-Delta SCHISM Atmospheric Collection v1.0 [SUPERSEDED]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: Thursday, March 26, 2026
- 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This dataset is SUPERSEDED.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...
South Delta Monitoring Special Studies (MSS) Modeling Inputs and Selected Outputs
- Published by: California Department of Water Resources
- Last updated: Thursday, March 26, 2026
- File types: ZIP, DOCX, ZIP, PARQUET, YML, YML, DOCX, PARQUET, PYTHON
This dataset includes the MSS version of model inputs and outputs for the Delta Simulation Model 2 and Bay-Delta SCHISM. To perform DSM2 simulation...
i12 Flood Bypasses 2012
- Published by: California Department of Water Resources
- Last updated: Thursday, March 26, 2026
- 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: Thursday, March 26, 2026
- 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: Thursday, March 26, 2026
- 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: Thursday, March 26, 2026
- File types: PDF, ZIP
IDC (IWFM Demand Calculator) - Version 2015.0.77 (released March 20, 2019)...