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Public Utilities

Pure Water San Diego

Pure Water San Diego is the City of San Diego's phased, multi-year program that will provide nearly half of San Diego's water supply locally by the end of 2035.

The Pure Water San Diego Program will use proven water purification technology to clean recycled water to produce safe, high-quality drinking water. The Program offers a cost-effective investment for San Diego's water needs and will provide a reliable, sustainable water supply.



Phase 1 Projects

Phase 1 includes several projects that will clean recycled water to produce 30 million gallons per day of high-quality purified water, reducing the City of San Diego’s dependence on imported water.

Informational Materials

A number of informational materials are available that provide details about the Pure Water San Diego Program, including quarterly Pure News newsletters, fact sheets, answers to FAQs, presentations and youth content.

Awards and Recognition

The City of San Diego has won many awards and received recognition from agencies and organizations throughout the United States for its far-reaching education program and its contributions to the water industry.

Links and Resources

This webpage of links and resources provides information about related programs, projects and research.


Download the Pure Water San Diego media kit, and review recent and older news about the program.


A number of related reports have been completed and are available here.


Meet our Pure Water Working Group, the Independent Advisory Board and other related groups.


The Pure Water San Diego program has received widespread support throughout the region.


If you have additional questions about the Pure Water San Diego Program, please call 619-533-7572 or email