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4460 datasets

Power Outages by County

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

The power outages in this layer are pulled directly from the utility public power outage maps and is automatically updated every 15 minutes. This data...

California Evacuation Aggregation Layer

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

This feature service is an aggregation of multiple California County Evacuation Zone services that are being refreshed every 10 minutes. The schema us...

Surface Water - Freshwater Harmful Algal Blooms

Published by: California State Water Resources Control Board
Last updated: Wednesday, May 27, 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...

Well Completion Reports

Published by: California Department of Water Resources
Last updated: Wednesday, May 27, 2026
File types: CSV, XLSX

This Well Completion Report dataset represents an index of records from the California Department of Water Resources' (DWR) Online System for Well Com...

SWAMP Data Dashboard

Published by: California State Water Resources Control Board
Last updated: Tuesday, May 26, 2026
File types: PDF, CSV

This dataset supports the [SWAMP Data Dashboard](https://gispublic.waterboards.ca.gov/swamp-data/), a public-facing tool developed by the [Surface Wat...

CalHHS Dataset Catalog

Published by: California Health and Human Services Agency
Last updated: Wednesday, May 27, 2026
File types: ZIP

This dataset is a catalog of all the datasets available on the CalHHS Open Data Portal. Each item in the catalog represents a dataset and includes the...

California School District Offices 2025-26

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

This layer serves as the authoritative geographic data source for all school district office locations in California. District office location and att...

Surface Water - Toxicity Results

Published by: California State Water Resources Control Board
Last updated: Tuesday, May 26, 2026
File types: PDF, CSV, ZIP

Surface water toxicity data from the [California Environmental Data Exchange Network](https://ceden.waterboards.ca.gov) (CEDEN). CEDEN is the Californ...

Surface Water - Water Quality Regulated Facility Information

Published by: California State Water Resources Control Board
Last updated: Tuesday, May 26, 2026
File types: CSV, XLSX, PDF

Information regarding site visits of facilities that discharge wastewater, from the [California Integrated Water Quality System](https://www.waterboar...

Surface Water - Water Quality Regulatory Information

Published by: California State Water Resources Control Board
Last updated: Tuesday, May 26, 2026
File types: CSV, PDF

This data set lists active and historical enforcement actions records that are stored in the [California Integrated Water Quality System](https://www....