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1947 datasets

Natural Communities Commonly Associated with Groundwater

Published by: California Department of Water Resources
Last updated: Wednesday, May 27, 2026
File types: GDB, SHP, PDF

The Natural Communities dataset is a compilation of 48 publicly available State and federal agency datasets that map vegetation, wetlands, springs, an...

Refuge Delivery Points - Central Valley Project Improvement Act [ds2638]

Published by: California Department of Fish and Wildlife
Last updated: Wednesday, May 27, 2026
File types: HTML, ARCGIS GEOSERVICES REST API, CSV, ZIP, GEOJSON, KML

Data was compiled to provide a singular visual representation of delivery points used to complete water deliveries to CVPIA wetland habitat area. The ...

California High Hazard Zones (Tier 1)

Published by: CAL FIRE
Last updated: Wednesday, May 27, 2026
File types: HTML, ARCGIS GEOSERVICES REST API, CSV, ZIP, GEOJSON, KML

On October 30, 2015 Governor Brown issued an emergency declaration requiring public agencies to identify areas of tree mortality that hold the greates...

California Important Farmland: Most Recent

Published by: California Department of Conservation
Last updated: Wednesday, May 27, 2026
File types: HTML, ARCGIS GEOSERVICES REST API, CSV, ZIP, GEOJSON, KML

This dataset may be a mix of two years and is updated as the data is released for each county. For example, one county may have data from 2014 while a...

Designated Heritage and Wild Trout Waters - CDFW [ds1356]

Published by: California Department of Fish and Wildlife
Last updated: Wednesday, May 27, 2026
File types: HTML, ARCGIS GEOSERVICES REST API, CSV, ZIP, GEOJSON, KML

This dataset represents lakes, stream reaches and, where applicable, watersheds which are the designated Heritage or Wild Trout waters in California. ...

Chronic Wasting Disease Surveillance CDFW ds3157

Published by: California Department of Fish and Wildlife
Last updated: Wednesday, May 27, 2026
File types: HTML, ARCGIS GEOSERVICES REST API, CSV, ZIP, GEOJSON, KML

This compilation of layers provides a comprehensive view of CWD-related activities, facilitating informed decision-making and strategic planning for w...

2020 Adjusted Urban Area

Published by: Caltrans
Last updated: Wednesday, May 27, 2026
File types: HTML, ARCGIS GEOSERVICES REST API, CSV, ZIP, GEOJSON, KML

Caltrans is responsible for the decennial production of the Adjusted Urban Area Boundaries for the State of California. The CA 2020 adjusted urban are...

California State Assembly Districts (October 2024)

Published by: California Energy Commission
Last updated: Wednesday, May 27, 2026
File types: HTML, ARCGIS GEOSERVICES REST API, CSV, ZIP, GEOJSON, KML, TXT, XLSX, GPKG, GDB

California State Assembly district boundaries intended for the NEVI map.Data downloaded in October 2024 from https://gis.data.ca.gov/maps/b31d93f08c07...

California State Senate Districts (October 2024)

Published by: California Energy Commission
Last updated: Wednesday, May 27, 2026
File types: HTML, ARCGIS GEOSERVICES REST API, CSV, ZIP, GEOJSON, KML, TXT, XLSX, GPKG, GDB

California State Senate district boundaries intended for the NEVI map.Data downloaded in October 2024 from https://gis.data.ca.gov/maps/b31d93f08c0747...

High Occupancy Vehicle

Published by: Caltrans
Last updated: Wednesday, May 27, 2026
File types: HTML, ARCGIS GEOSERVICES REST API, CSV, ZIP, GEOJSON, KML

High-Occupancy Vehicle (HOV) lane, also known as the carpool or diamond lane, is a traffic management strategy to promote and encourage ridesharing; t...