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151 datasets

California Native Fish Species by Watershed [ds1353] Extended Table

Published by: California Department of Fish and Wildlife
Last updated: Saturday, April 18, 2026
File types: HTML, ARCGIS GEOSERVICES REST API, CSV, GEOJSON

This dataset was created using the 123 PISCES extant species range layers listed below in the table. The PISCES datasets were converted to rasters usi...

California County Boundaries and Identifiers

Published by: California Department of Technology
Last updated: Wednesday, October 1, 2025
File types: HTML, ARCGIS GEOSERVICES REST API, CSV, ZIP, GEOJSON, KML, TXT, XLSX, GPKG, GDB

Note: The schema changed in February 2025 - please see below. We will post a roadmap of upcoming changes, but service URLs and schema are now stable. ...

California City Boundaries and Identifiers

Published by: California Department of Technology
Last updated: Wednesday, October 1, 2025
File types: HTML, ARCGIS GEOSERVICES REST API, CSV, ZIP, GEOJSON, KML, TXT, XLSX, GPKG, GDB

Note: The schema changed in February 2025 - please see below. We will post a roadmap of upcoming changes, but service URLs and schema are now stable. ...

California Overlapping Cities and Counties and Identifiers

Published by: California Department of Technology
Last updated: Wednesday, October 1, 2025
File types: HTML, ARCGIS GEOSERVICES REST API, CSV, ZIP, GEOJSON, KML, TXT, XLSX, GPKG, GDB

WARNING: This is a pre-release dataset and its fields names and data structures are subject to change. It should be considered pre-release until the e...

Region Land Use Surveys

Published by: California Department of Water Resources
Last updated: Saturday, April 18, 2026
File types: ZIP, SHP

This is collection of DWR Region Land Use Surveys. These include several county land use surveys, In addition, you may scroll the list below to down...

DCD 1.0 Beta

Published by: California Department of Water Resources
Last updated: Saturday, April 18, 2026
File types: PDF, PPTX

Delta Channel Depletion...

i17 LeveeCenterlineClass 2012

Published by: California Department of Water Resources
Last updated: Saturday, April 18, 2026
File types: HTML, ARCGIS GEOSERVICES REST API, CSV, ZIP, GEOJSON, KML

This line feature class represents levee centerlines for 93 Levee Maintenance Agencies/Reclamation Districts in the Sacramento-San Joaquin Delta. The ...

DCD v1.0

Published by: California Department of Water Resources
Last updated: Saturday, April 18, 2026
File types: ZIP, DSS

Delta Channel Depletion (DCD v1.0) is an extension of Delta Evapotranspiration of Applied Water (DETAWv2.0). Based on the estimation of Delta ground s...

Dayflow

Published by: California Department of Water Resources
Last updated: Saturday, April 18, 2026
File types: CSV, PDF, XLSX, DOCX

Dayflow is a computer program developed in 1978 as an accounting tool for determining historical Delta boundary hydrology. It presently provides the ...

DSM2 Input 2025-05-28 historical update

Published by: California Department of Water Resources
Last updated: Saturday, April 18, 2026
File types: ZIP, HTML, PDF

The following is a summary of the features from the DSM2 Monitoring Special Study (MSS) release that were merged into the DSM2 2023 Full Calibratio...