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4390 datasets

Drinking Water - SAFER Dashboard Failing and At-Risk Drinking Water Systems

Published by: California State Water Resources Control Board
Last updated: Friday, April 3, 2026
File types: PDF, EXCEL (XLSX), CSV

The Division of Drinking Water (DDW) identifies Failing and At-Risk community water systems and K-12 non-transient, non-community schools. This inform...

California Grants Portal Grant Awards 2023-2024

Published by: California State Library
Last updated: Friday, April 3, 2026
File types: CSV

Per AB132 grantmakers are required to submit data about each awardee for grants that close on or after July 1, 2022. Visit the Glossary on https://www...

California Grants Portal- Grants Offered

Published by: California State Library
Last updated: Friday, April 3, 2026
File types: CSV

The Grant Information Act of 2018 (Stats. 2018, Ch. 318) required the State Library to build one website by July 1, 2020, “that provides a centralize...

Hazardous Waste Id Numbers

Published by: California Department of Toxic Substances Control
Last updated: Friday, April 3, 2026
File types: CSV

Hazardous waste identification (ID) numbers are issued by the U.S. Environmental Protection Agency (Federal EPA ID number) or by the Department of Tox...

Average Transit Speeds by Stop

Published by: Caltrans
Last updated: Friday, April 3, 2026
File types: HTML, ARCGIS GEOSERVICES REST API, CSV, ZIP, GEOJSON, KML

All day and peak transit 20th, 50th, and 80th percentile speeds on segments estimated on a single day for all CA transit operators that provide GTFS r...

California Transit Stops

Published by: Caltrans
Last updated: Friday, April 3, 2026
File types: HTML, ARCGIS GEOSERVICES REST API, CSV, ZIP, GEOJSON, KML

Provide compiled GTFS schedule data in geospatial format. Transit routes associates route information to shapes. Transit stops associates aggregated s...

High Quality Transit Areas

Published by: Caltrans
Last updated: Friday, April 3, 2026
File types: HTML, ARCGIS GEOSERVICES REST API, CSV, ZIP, GEOJSON, KML

Use GTFS schedule trips, stop_times, shapes, and stops to estimate whether corridor segments have scheduled headways of 20 minutes or less....

California Transit Routes

Published by: Caltrans
Last updated: Friday, April 3, 2026
File types: HTML, ARCGIS GEOSERVICES REST API, CSV, ZIP, GEOJSON, KML

Provide compiled GTFS schedule data in geospatial format. Transit routes associates route information to shapes. Transit stops associates aggregated s...

High Quality Transit Stops

Published by: Caltrans
Last updated: Friday, April 3, 2026
File types: HTML, ARCGIS GEOSERVICES REST API, CSV, ZIP, GEOJSON, KML

Use GTFS schedule trips, stop_times, shapes, and stops to estimate whether corridor segments have scheduled headways of 20 minutes or less....

Surface Water - Freshwater Harmful Algal Blooms

Published by: California State Water Resources Control Board
Last updated: Friday, April 3, 2026
File types: PDF, CSV

Freshwater harmful algal bloom (HAB) data from the Freshwater Harmful Algal Bloom (FHAB) data system. The FHAB data system is the California State Wat...