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3668 datasets

Department of Toxic Substances Control - Envirostor Public Data Export

Published by: California Department of Toxic Substances Control
Last updated: Saturday, October 18, 2025
File types: HTML, ARCGIS GEOSERVICES REST API

This Feature Layer Collection contains publicly shared data from Envirostor, the Department of Toxic Substances Control's Project Management Solution....

Earthquake Zones of Required Investigation

Published by: California Department of Conservation
Last updated: Friday, May 23, 2025
File types: HTML, ARCGIS GEOSERVICES REST API

The California Earthquake Hazards Zone Application ("EQ Zapp") is an online map that allows anyone with a computer, tablet or smartphone to...

Department of Child Support Services Case Overview FFY 2015 - FFY 2024

Published by: California Department of Child Support Services
Last updated: Monday, October 13, 2025
File types: CSV, DOCX, ZIP

This data table provides the basic information for California child support cases, such as number of cases per county, the number of cases where the c...

Department of Child Support Services Paternity Establishment FFY 2015 - FFY 2024

Published by: California Department of Child Support Services
Last updated: Monday, October 13, 2025
File types: CSV, DOCX, ZIP

This dataset provides data on the number of children in the child support caseload who have had paternity established judicially or paternity establis...

Hospitalization Counts and Rates of Selected Adverse Hospital Events by California County

Published by: Department of Health Care Access and Information
Last updated: Saturday, October 18, 2025
File types: CSV, PDF, ZIP

(See Note below regarding 2015 data). The dataset contains hospitalization counts and rates (age 18+), statewide and by county, for 7 potentially-pre...

Asthma Emergency Department Visit Rates

Published by: California Department of Public Health
Last updated: Saturday, October 18, 2025
File types: CSV, PDF, ZIP

This dataset contains counts and rates (per 10,000 residents) of asthma emergency department (ED) visits among Californians. The table “Asthma Emergen...

California Courts of Appeal Jurisdictions

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 table matches counties with their district in the California Courts of Appeal, with a record for each county matching it to the district it is in...

Data Brief: Avoidable Emergency Department Visits Vary Widely Across California

Published by: Department of Health Care Access and Information
Last updated: Saturday, October 18, 2025
File types: XLSX, PDF, ZIP

The data includes a broader range of geographic units of analysis than have previously been made available in HPD public reports, in addition to other...

CA Geographic Boundaries

Published by: California Department of Technology
Last updated: Friday, May 3, 2024
File types: SHP

This dataset contains shapefile boundaries for CA State, counties and places from the US Census Bureau's 2023 MAF/TIGER database. Current geography in...

Rates of Selected Hospital Procedures Examined for Over or Under-Use by County

Published by: Department of Health Care Access and Information
Last updated: Saturday, October 18, 2025
File types: CSV, PDF, ZIP

(See Note below regarding 2015 data). The dataset contains hospitalization counts and rates, statewide and by county, for 4 medical procedures for whi...