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679 datasets

CA Zip Code Boundaries

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

This feature service is derived from the Esri "United States Zip Code Boundaries" layer, queried to only CA data.For the original data see: ...

Climate Land Cover (LANDFIRE Derived)

Published by: California Natural Resources Agency
Last updated: Saturday, May 30, 2026
File types: HTML, ARCGIS GEOSERVICES REST API

Based primarily on the most recent release of LANDFIRE v2.0.0, this generalized land cover dataset provides full coverage of California including to t...

Vegetation - San Mateo County [ds3021]

Published by: California Department of Fish and Wildlife
Last updated: Monday, June 1, 2026
File types: HTML, ARCGIS GEOSERVICES REST API, CSV, ZIP, GEOJSON, KML

In 2018, the Golden Gate National Parks Conservancy (Parks Conservancy) (https://parksconservancy.org), non-profit support partner to the National Par...

CalEnviroScreen 3.0 Results

Published by: California Office of Environmental Health Hazard Assessment
Last updated: Wednesday, October 23, 2019
File types: PDF, CSV, SHP

CalEnviroScreen is a mapping tool that helps identify California communities that are most affected by many sources of pollution, and where people are...

Water Quality Data

Published by: California Department of Water Resources
Last updated: Monday, June 1, 2026
File types: CSV

The California Department of Water Resources (DWR) discrete (vs. continuous) water quality datasets contains DWR-collected, current and historical, ch...

Urban Water Management Plans (UWMP) 2015

Published by: California Department of Water Resources
Last updated: Monday, June 1, 2026
File types: PDF, CSV

Urban Water Management Plans (UWMPs) are prepared by California's urban water suppliers to support their long-term resource planning, and ensure adequ...

Drinking Water - Public Water System Annually Reported Number of Service Connections Metered and Unmetered by Service Connection Type

Published by: California State Water Resources Control Board
Last updated: Thursday, May 8, 2025
File types: PDF, CSV, ZIP

This dataset includes the number of service connections, categorized by type and metering status, as submitted by public water systems via the electro...

Granted Lands

Published by: California State Lands Commission
Last updated: Friday, May 29, 2026
File types: HTML, ARCGIS GEOSERVICES REST API, CSV, ZIP, GEOJSON, KML, TXT, XLSX, GPKG, GDB

SummaryThis INCOMPLETE dataset illustrates California's Granted public trust lands. Parcel digitization is currently UNDER DEVELOPMENT and approximate...

CalEnviroScreen 2.0

Published by: California Office of Environmental Health Hazard Assessment
Last updated: Wednesday, October 23, 2019
File types: CSV, XLSX, PDF

The Office of Environmental Health Hazard Assessment (OEHHA), on behalf of the California Environmental Protection Agency (CalEPA), developed Californ...

Draft Terrestrial Landscape Intactness for 2026-2027 IRP

Published by: California Energy Commission
Last updated: Monday, June 1, 2026
File types: HTML, ARCGIS GEOSERVICES REST API, CSV, ZIP, GEOJSON, KML, TXT, XLSX, GPKG, GDB

This category of planning priorities provides an estimate of terrestrial landscape condition based on the extent to which human impacts such as agricu...