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1346 datasets

Drinking Water - Results of Lead Sampling of Drinking Water in California Schools

Published by: California State Water Resources Control Board
Last updated: Monday, September 30, 2024
File types: CSV

The Division of Drinking Water (DDW), in collaboration with the California Department of Education, has taken the initiative to begin testing for lead...

Conservation Opportunities Modeler

Published by: California Natural Resources Agency
Last updated: Saturday, August 8, 2026
File types: HTML, ARCGIS GEOSERVICES REST API

Please visit the User Guide to learn about using the Conservation Opportunities Modeler.CA Nature supports the California Natural Resources Agency’s g...

CalOES Administrative Regions

Published by: California Office of Emergency Services
Last updated: Monday, August 10, 2026
File types: HTML, ARCGIS GEOSERVICES REST API, CSV, ZIP, GEOJSON, KML

The California Governor’s Office of Emergency Services’ (Cal OES) Regions and MARs feature layer is a graphical representation Administrative Regions ...

California's Groundwater Update 2025 (Bulletin 118)

Published by: California Department of Water Resources
Last updated: Monday, August 10, 2026
File types: PDF, XLS, URL, .ZIP

California's Groundwater: Bulletin 118 Updates (CalGW Updates) are a continuing series of California's primary technical publications on groundwater r...

Park Entry Points

Published by: California Department of Parks and Recreation
Last updated: Sunday, August 9, 2026
File types: HTML, ARCGIS GEOSERVICES REST API, CSV, ZIP, GEOJSON, KML, TXT, XLSX, GPKG, GDB

This hosted feature layer contains a simplified point-based representation of California State Parks entry locations. Each point identifies a park acc...

California All Public Roads Network

Published by: Caltrans
Last updated: Monday, August 10, 2026
File types: HTML, ARCGIS GEOSERVICES REST API, CSV, ZIP, GEOJSON, KML

The Caltrans All Roads Linear Referencing Services (LRS) dataset provides the base geometry for federally required Highway Performance Monitoring Syst...

CAL FIRE Nonindustrial Timber Management Plans and Notices TA83

Published by: CAL FIRE
Last updated: Monday, August 10, 2026
File types: HTML, ARCGIS GEOSERVICES REST API

Nonindustrial Timber Management Plans (NTMPs) and Notices of Timber Operations (NTOs) approved by the California Department of Forestry and Fire Prote...

Performance Dashboard Children and Youth in Foster Care

Published by: California Department of Health Care Services
Last updated: Monday, August 10, 2026
File types: CSV, ZIP

The Performance Dashboard (formerly Performance Outcomes System) datasets are developed in line with legislative mandates to improve outcomes and info...

CalOES Fire Mutual Aid Regions

Published by: California Office of Emergency Services
Last updated: Monday, August 10, 2026
File types: HTML, ARCGIS GEOSERVICES REST API, CSV, ZIP, GEOJSON, KML

The California Governor’s Office of Emergency Services’ (Cal OES) Regions and MARs feature layer is a graphical representation Administrative Regions ...

i15 Cadastral Map Index DWR

Published by: California Department of Water Resources
Last updated: Monday, August 10, 2026
File types: HTML, ARCGIS GEOSERVICES REST API, CSV, ZIP, GEOJSON, KML

This dataset represents the cadastral maps created by the Geomatics branch in support of real property acquisitions within the Department of Water Res...