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382 datasets

i12 Delta Salinity Contours

Published by: California Department of Water Resources
Last updated: Saturday, May 23, 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...

Operational Division Labels - OSPR [ds354]

Published by: California Department of Fish and Wildlife
Last updated: Saturday, May 23, 2026
File types: HTML, ARCGIS GEOSERVICES REST API, CSV, ZIP, GEOJSON, KML

This dataset was created by placing a dot between operational boundaries....

California State Parks - Public Data Viewer

Published by: California Department of Parks and Recreation
Last updated: Sunday, May 17, 2026
File types: HTML, ARCGIS GEOSERVICES REST API

Map of Public datasets from California State Parks. Park Boundaries, Districts, Buildings, Facilities, and Roads & Trails.Contact: geodata@parks.c...

Hexes, Statewide - ACE [ds675]

Published by: California Department of Fish and Wildlife
Last updated: Saturday, May 23, 2026
File types: HTML, ARCGIS GEOSERVICES REST API, CSV, ZIP, GEOJSON, KML

2.5 square mile hexagon grid across the state of California. Hexagons were clipped to the Clifornia state boundary. Ecological region sections designa...

CGS Mineral Hazards: Indoor Radon Potential Study Areas

Published by: California Department of Conservation
Last updated: Sunday, May 24, 2026
File types: HTML, ARCGIS GEOSERVICES REST API, CSV, ZIP, GEOJSON, KML

Study area boundaries for indoor radon potential conducted by the California Geological Survey....

CA State Assembly Districts and Membership 2024 to 2026

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

This is the last boundary change until the next redistricting following the 2030 Census. All of the districts now reflect the 2021 Citizens Redistrict...

Sustainable Agricultural Land Conservation Program Awards (SALC)

Published by: California Strategic Growth Council
Last updated: Wednesday, October 23, 2019
File types: CSV

The Sustainable Agricultural Lands Conservation (SALC) program is a component of the Strategic Growth Council’s Affordable Housing and Sustainability ...

California Public Schools and Districts Map

Published by: California Department of Education
Last updated: Saturday, May 23, 2026
File types: HTML

This web map displays the California Department of Education's (CDE) core set of geographic data layers.  This content represents the authoritati...

Drinking Water - Open Environmental Data Project - March 23, 2023 Workshop

Published by: California State Water Resources Control Board
Last updated: Monday, November 10, 2025
File types: PDF, HTML, CSV, SHP, ZIP, PPTX

The following datasets related to regulated drinking water system facilities in California have been developed and are available for the purpose of th...

California Seed Bank Assessment of Needs App

Published by: CAL FIRE
Last updated: Saturday, May 23, 2026
File types: HTML, ARCGIS GEOSERVICES REST API

This app is a tool designed for individuals interested in California's reforestation efforts. Users can look up local reforestation information or sel...