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8 datasets

i18 Deepwater Ship Channels

  • Published by: California Department of Water Resources
  • Last updated: Thursday, June 5, 2025
  • File types: HTML, ARCGIS GEOSERVICES REST API, OGC WFS, OGC WMS, CSV, ZIP, GEOJSON, KML

Dataset contains polygon features of deepwater ship channels, specifically the Sacramento and Stockton Deepwater Ship Channels in the California Delta...

i08 Delta InChannel Islands

  • Published by: California Department of Water Resources
  • Last updated: Saturday, June 7, 2025
  • File types: HTML, ARCGIS GEOSERVICES REST API, CSV, ZIP, GEOJSON, KML

Data contains historical polygons of in-channel islands within the Sacramento San Joaquin Delta. Data consists of merged datasets from 1929, 1940, 194...

Vegetation - Central Valley Flood Protection Planning Area Update - 2016 [ds2890]

  • Published by: California Department of Fish and Wildlife
  • Last updated: Thursday, June 5, 2025
  • File types: HTML, ARCGIS GEOSERVICES REST API, CSV, ZIP, GEOJSON, KML

The Department of Water Resources hired the GIC in early 2010 to complete a riparian vegetation map of the Central Valley Flood Protection Plan’s (CVF...

i12 Salinity Contours

  • Published by: California Department of Water Resources
  • Last updated: Thursday, June 5, 2025
  • 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...

Wetland Habitat Area Refuges - Central Valley Project Improvement Act [ds2636]

  • Published by: California Department of Fish and Wildlife
  • Last updated: Thursday, June 5, 2025
  • File types: HTML, ARCGIS GEOSERVICES REST API, CSV, ZIP, GEOJSON, KML

Data was compiled to provide a singular resource of the extent of the 19 CVPIA wetland habitat areas where refuge water supplies can be used....

i07 SignificantResourceAreas Delta 1979

  • Published by: California Department of Water Resources
  • Last updated: Saturday, June 7, 2025
  • File types: HTML, ARCGIS GEOSERVICES REST API, CSV, ZIP, GEOJSON, KML

"This section identifies those areas in the Delta which because of their resource value should receive special consideration. Those areas...have ...

i03 Delta PrimarySecondary Zones

  • Published by: California Department of Water Resources
  • Last updated: Friday, June 6, 2025
  • File types: HTML, ARCGIS GEOSERVICES REST API, CSV, ZIP, GEOJSON, KML

Delta Primary Zone Boundary The history of the primary zone boundary is as follows: the Primary Zone was defined in the 1992 Delta Flood Protection Ac...

WEAP Future Scenarios Model for Water Plan Update 2023

  • Published by: California Department of Water Resources
  • Last updated: Saturday, June 7, 2025
  • File types: ZIP, PDF, CSV

California Water Code Section 10004.6 requires the California Department of Water Resources (DWR) to quantify current and future water conditions in t...

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