To preserve, enhance, and restore the quality of California’s water resources and drinking water for the protection of the environment, public health, and all beneficial uses, and to ensure proper water resource allocation and efficient use, for the benefit of present and future generations
Public Water Systems (PWS) submit their annual inventory information using the Electronic Annual Report (EAR) submission process on the Drinking Water Information Clearinghouse (DRINC) portal, which is reviewed, and manually updated into the Safe...
A water system’s customer service area is the geographic location that they serve in California. This means all residential and commercial customer connections for which the water system has a permit to provide services and can bill payment. This...
Information regarding site visits of facilities that discharge wastewater, from the California Integrated Water Quality System (CIWQS).
Changes to instream flow are known to be one of the major factors that affect the health of biological communities. Flow alteration can degrade physical habitat and alter water quality, reducing the ability of a stream to support aquatic life....
This data set lists active and historical enforcement actions records that are stored in the California Integrated Water Quality System (CIWQS). Enforcement actions are generally issued in response to one or more instances of non-compliance (...
The California Water Boards’ Water Data Center is proud to present the CA Water Quality Status Report. This report is an annual data-driven snapshot of the Water Board's water quality and environmental data. This inaugural version of the report...
GeoTracker is the Water Boards' data management system for sites that impact, or have the potential to impact, water quality in California, with emphasis on groundwater. GeoTracker contains records for sites that require cleanup, such as Leaking...
The GeoTracker GAMA (Groundwater Ambient Monitoring and Assessment Program) groundwater information system integrates and displays water quality data from various sources on an interactive Google-based map. Analytical tools and reporting...
The Division of Drinking Water requires laboratories to submit water quality data directly. The data is received, and published twice monthly on the Division's water quality [portal](https://www.waterboards.ca.gov/drinking_water/certlic/...
This dataset looks at all aspects of storm water management in California as managed and regulated by the State Water Resources Control Board, from the Stormwater Multiple Application and Report Tracking System (SMARTS). https://smarts....