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307 datasets

High Water Line

  • Published by: California State Lands Commission
  • Last updated: Friday, April 17, 2026
  • File types: HTML, ARCGIS GEOSERVICES REST API, CSV, ZIP, GEOJSON, KML, TXT, XLSX, GPKG, GDB

The California State Lands Commission (CSLC) was created by the California Legislature in 1938 and given the authority and responsibility to manage ce...

Administrative Maps

  • Published by: California State Lands Commission
  • Last updated: Friday, April 17, 2026
  • File types: HTML, ARCGIS GEOSERVICES REST API

The California State Lands Commission (CSLC) was created by the California Legislature in 1938 and given the authority and responsibility to manage ce...

Low Water Line

  • Published by: California State Lands Commission
  • Last updated: Friday, April 17, 2026
  • File types: HTML, ARCGIS GEOSERVICES REST API, CSV, ZIP, GEOJSON, KML, TXT, XLSX, GPKG, GDB

The California State Lands Commission (CSLC) was created by the California Legislature in 1938 and given the authority and responsibility to manage ce...

Administrative Maps

  • Published by: California State Lands Commission
  • Last updated: Friday, April 17, 2026
  • File types: HTML

The California State Lands Commission (CSLC) was created by the California Legislature in 1938 and given the authority and responsibility to manage ce...

Vegetation - Delta Vegetation and Land Use Update - 2016 [ds2855]

  • Published by: California Department of Fish and Wildlife
  • Last updated: Monday, April 20, 2026
  • File types: HTML, ARCGIS GEOSERVICES REST API, CSV, ZIP, GEOJSON, KML

The Sacramento-San Joaquin Delta Reform Act of 2009 established the Delta Stewardship Council (DSC) to achieve more effective governance while providi...

i08 C2VSimFG Boundary

  • Published by: California Department of Water Resources
  • Last updated: Monday, April 20, 2026
  • File types: HTML, ARCGIS GEOSERVICES REST API, CSV, ZIP, GEOJSON, KML

The boundary dataset covers the model domain of the C2VSimFG. The total area of the model domain is 20,742 square miles. It contains 32,537 elements, ...

i17 LeveeCenterlineClass 2012

  • Published by: California Department of Water Resources
  • Last updated: Monday, April 20, 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 ...

Estimated Inundation Periods in the Yolo Bypass, 1998 – 2022

  • Published by: California Department of Water Resources
  • Last updated: Monday, April 20, 2026
  • File types:

Largely supported by the Interagency Ecological Program (IEP), California Department of Water Resources (DWR) has operated a fish monitoring program i...

i12 Delta Salinity Contours

  • Published by: California Department of Water Resources
  • Last updated: Monday, April 20, 2026
  • File types: HTML, ARCGIS GEOSERVICES REST API, CSV, ZIP, GEOJSON, KML

Data represents maximum up-estuary intrusion of the 1 ppt salinity contour. The lines represent 1000 ppt chloride per million, measured 1½ hours after...

i12 Flood Bypasses 2012

  • Published by: California Department of Water Resources
  • Last updated: Monday, April 20, 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...