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4448 datasets

Power Outage Incidents

Published by: California Office of Emergency Services
Last updated: Saturday, May 16, 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...

Power Outages by County

Published by: California Office of Emergency Services
Last updated: Saturday, May 16, 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: Saturday, May 16, 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: Saturday, May 16, 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...

DWR Continuous Data Download Links

Published by: California Department of Water Resources
Last updated: Saturday, May 16, 2026
File types: CSV

Stations and a table of download links for time-series data, from DWR's continuous environmental monitoring database. For more information, see DWR's...

Well Completion Reports

Published by: California Department of Water Resources
Last updated: Saturday, May 16, 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...

Spatial CIMIS ETo maps — Daily Reference Evapotranspiration for California

Published by: California Department of Water Resources
Last updated: Saturday, May 16, 2026
File types: GEOTIFF

🔔 **Data now available in Cloud-Optimized GeoTIFF format for faster access!** ### Summary This dataset contains daily grass-reference evapotransp...

Clifton Court Forebay Predation Study - Fish Sampling

Published by: California Department of Water Resources
Last updated: Saturday, May 16, 2026
File types: CSV

This dataset is part of the Clifton Court Forebay Predation Study, a multi-year effort led by the California Department of Water Resources to understa...

CalHHS Dataset Catalog

Published by: California Health and Human Services Agency
Last updated: Saturday, May 16, 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...

CDPH-Wastewater Surveillance Data, California

Published by: California Department of Public Health
Last updated: Saturday, May 16, 2026
File types: CSV, XLSX, ZIP

The California Department of Public Health (CDPH) is coordinating with wastewater utilities, local health departments, academic researchers, and labor...