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4530 datasets
Drinking Water - SAFER Dashboard Failing and At-Risk Drinking Water Systems
- Published by: California State Water Resources Control Board
- Last updated: Monday, August 10, 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...
Periodic Groundwater Level Measurements
- Published by: California Department of Water Resources
- Last updated: Tuesday, August 11, 2026
- File types: CSV, ZIP, TXT
The DWR Periodic Groundwater Levels dataset contains seasonal and long-term groundwater level measurements collected by the Department of Water Resour...
GSP Monitoring Data
- Published by: California Department of Water Resources
- Last updated: Tuesday, August 11, 2026
- File types: CSV
The Groundwater Sustainability Plan (GSP) Monitoring dataset contains the monitoring sites and associated groundwater level, subsidence or streamflow ...
West Nile Virus Cases, 2006-present
- Published by: California Department of Public Health
- Last updated: Monday, August 10, 2026
- File types: CSV, ZIP
This dataset contains positive cases of West Nile virus found in humans by county of residence, 2006-present. Humans usually become infected with West...
WIC Enabled Farmers and Authorized Farmers Markets
- Published by: California Department of Public Health
- Last updated: Monday, August 10, 2026
- File types: CSV, ZIP
California farmers provide nutritious food s to families throughout the state, the nation, and the world. The California Department of Public Health/W...
Women, Infants and Children (WIC) Authorized Vendors
- Published by: California Department of Public Health
- Last updated: Monday, August 10, 2026
- File types: CSV, ZIP
This dataset contains the vendor name and location of all currently active vendors authorized to offer supplemental foods to participants for redempti...
Dry Well Reporting System Data
- Published by: California Department of Water Resources
- Last updated: Tuesday, August 11, 2026
- File types: CSV
In California, water systems serving one (1) to 15 households are regulated at the county level. Counties vary in their practices, but rarely do count...
CA Urban Retail Water System Water Loss Annual Loss Audit Data
- Published by: California Department of Water Resources
- Last updated: Tuesday, August 11, 2026
- File types: CSV
This dataset contains annual validated water loss audit reports submitted to the Department of Water Resources by California urban retail water suppli...
CDPH-Wastewater Surveillance Data, California
- Published by: California Department of Public Health
- Last updated: Monday, August 10, 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...
WDL Ground Surface Displacement - Land Subsidence Monitoring
- Published by: California Department of Water Resources
- Last updated: Tuesday, August 11, 2026
- File types: CSV
Borehole extensometers are a more site specific method of measuring land subsidence. These instruments consist of a pipe or cable anchored at the bott...