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191 datasets

i17 StateWaterProject Repayment Reaches

Published by: California Department of Water Resources
Last updated: Saturday, September 5, 2026
File types: HTML, ARCGIS GEOSERVICES REST API, CSV, ZIP, GEOJSON, KML

This is a line dataset that delineates the extent of State Water Project repayment reaches. The locations of the repayment reaches were derived from D...

i12 Canals and Aqueducts local

Published by: California Department of Water Resources
Last updated: Saturday, September 5, 2026
File types: HTML, ARCGIS GEOSERVICES REST API, CSV, ZIP, GEOJSON, KML

Dataset represents centerlines of major water project canals that are managed by local area government agencies or entities. This dataset does not con...

i17 Delta Levees Centerlines 2007

Published by: California Department of Water Resources
Last updated: Saturday, September 5, 2026
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 Stationing

Published by: California Department of Water Resources
Last updated: Saturday, September 5, 2026
File types: HTML, ARCGIS GEOSERVICES REST API, CSV, ZIP, GEOJSON, KML

Levee stations, usually in feet but in some cases miles, snapped to 2017 Delta levee centerlines (derived from the 2017 Delta LiDAR). Base source for ...

i03 Groundwater Sustainability Plan Areas

Published by: California Department of Water Resources
Last updated: Saturday, September 5, 2026
File types: HTML, ARCGIS GEOSERVICES REST API, CSV, ZIP, GEOJSON, KML

The passage of the Sustainable Groundwater Management Act (SGMA) in 2014 set forth a statewide framework to help protect groundwater resources over th...

i03 LegalDeltaBoundary

Published by: California Department of Water Resources
Last updated: Saturday, September 5, 2026
File types: HTML, ARCGIS GEOSERVICES REST API, CSV, ZIP, GEOJSON, KML

Department of Water Resources (DWR), Geodetic Branch, Cadastral Surveys reviewed this boundary in July, 2009, and agreed with the linework along with ...

i08 Stations Discrete Grab Water Quality POR

Published by: California Department of Water Resources
Last updated: Saturday, September 5, 2026
File types: HTML, ARCGIS GEOSERVICES REST API, CSV, ZIP, GEOJSON, KML

This is a point feature class of environmental monitoring stations maintained in the California Department of Water Resources’ (hereafter the Departme...

i08 Stations Discrete Grab Water Quality

Published by: California Department of Water Resources
Last updated: Saturday, September 5, 2026
File types: HTML, ARCGIS GEOSERVICES REST API, CSV, ZIP, GEOJSON, KML

This is a point feature class of environmental monitoring stations maintained in the California Department of Water Resources’ (hereafter the Departme...

i08 Stations Discrete Grab Water Quality

Published by: California Department of Water Resources
Last updated: Saturday, September 5, 2026
File types: HTML, ARCGIS GEOSERVICES REST API

This is a point feature class of environmental monitoring stations maintained in the California Department of Water Resources’ (hereafter the Departme...

i10 APIS FlightCoverage

Published by: California Department of Water Resources
Last updated: Saturday, September 5, 2026
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 ...