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5 datasets

CDPH-Wastewater Surveillance Data, California

Published by: California Department of Public Health
Last updated: Wednesday, February 25, 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...

Volumetric Annual Report of Wastewater and Recycled Water

Published by: California State Water Resources Control Board
Last updated: Thursday, September 11, 2025
File types: PDF, CSV

The Water Quality Control Policy for Recycled Water (Recycled Water Policy) requires wastewater and recycled water dischargers (including dischargers ...

Surface Water - Water Quality Regulatory Information

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

Surface Water - Water Quality Regulated Facility Information

Published by: California State Water Resources Control Board
Last updated: Tuesday, February 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 Sewershed Restricted Case Data (ARCHIVED)

Published by: California Department of Public Health
Last updated: Wednesday, February 25, 2026
File types: ZIP, CSV, XLSX

Note: This dataset is no longer being archived as of March 17, 2025. The California Department of Public Health (CDPH) aggregates confirmed cases o...