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12 datasets

Influenza Surveillance

Published by: California Department of Public Health
Last updated: Saturday, April 4, 2026
File types: CSV, XLSX, ZIP

This dataset contains the following files for California influenza surveillance data: 1) Outpatient Influenza-like Illness Surveillance Data by Region...

Health Care Personnel Influenza Vaccination

Published by: California Department of Public Health
Last updated: Saturday, April 4, 2026
File types: XLSX, CSV, ZIP

Health and Safety Code section 1288.7(a) requires California acute care hospitals to offer influenza vaccine free of charge to all healthcare provider...

CDPH-CalCAT Modeling Nowcasts and Forecasts for COVID-19 and Influenza

Published by: California Department of Public Health
Last updated: Saturday, April 4, 2026
File types: ZIP, CSV, PARQUET

This dataset includes three tables with the model-based projections and estimates as shown on CalCAT in 2025 (http://calcat.cdph.ca.gov) for Californi...

Respiratory Virus Weekly Report (ARCHIVED)

Published by: California Department of Public Health
Last updated: Saturday, April 4, 2026
File types: CSV, ZIP

Note: This dataset has been archived since June 28, 2025 Data is from the California Department of Public Health (CDPH) Respiratory Virus Weekly Re...

Respiratory Virus Dashboard Metrics (ARCHIVED)

Published by: California Department of Public Health
Last updated: Saturday, April 4, 2026
File types: CSV, XLSX, ZIP

Note: This dataset has been archived. For the current Respiratory Dashboard dataset, please go to https://data.chhs.ca.gov/dataset/respiratory-virus-d...

CDPH-Wastewater Surveillance Data, California

Published by: California Department of Public Health
Last updated: Saturday, April 4, 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...

Surface Water - Water Quality Regulatory Information

Published by: California State Water Resources Control Board
Last updated: Tuesday, March 24, 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....

Park Boundaries

Published by: California Department of Parks and Recreation
Last updated: Sunday, March 29, 2026
File types: HTML, ARCGIS GEOSERVICES REST API, CSV, ZIP, GEOJSON, KML, TXT, XLSX, GPKG, GDB

Park Boundaries: A simplified polygon layer of California State Parks Boundaries, providing Unit name, subtype and other attributes. California State ...

Surface Water - Water Quality Regulated Facility Information

Published by: California State Water Resources Control Board
Last updated: Tuesday, March 24, 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...

COVID-19 Dashboard (ARCHIVED)

Published by: California Department of Public Health
Last updated: Saturday, April 4, 2026
File types: CSV, ZIP

Note: This dataset is no longer being updated as of September 20, 2025. The dashboard is updated each Friday. Laboratory surveillance data: Cali...