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122 datasets

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...

i07 SignificantResourceAreas Delta 1979

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

i12 Salinity Contours

Published by: California Department of Water Resources
Last updated: Tuesday, July 22, 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...

i17 Delta Levees Centerlines 2007

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

In the Delta Anatomy Mapping Project, all levee anatomies were delineated using slope grids built from available 2007 Delta LIDAR data points. LIDAR d...

i17 Delta Levees Centerlines 2017

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

In the Delta Anatomy Mapping Project, all levee anatomies were delineated using slope grids built from available LIDAR data points. LIDAR data points ...

i08 GroundwaterLevelSeasonal Points

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 dataset depicts groundwater level (expressed as elevation) at selected monitoring locations (wells), by season and year. Other information on the...

i18 Deepwater Ship Channels

Published by: California Department of Water Resources
Last updated: Tuesday, July 22, 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...

i03 FERCBoundaries

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

Digital GIS feature class of the Federal Energy Regulatory Commission (FERC) P-2426 and P-2100 Boundaries. Descriptions and mapping for the P-2426 and...

i10 APIS FlightCoverage

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 is a polygon feature class that models the flight coverage of available DWR historic aerial photography. The coordinate system utilized for this ...

i10 APIS FlightLines

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 is a line feature class that models the flight lines of available DWR historic aerial photography. The coordinate system utilized for this featur...