Mayor Kevin Faulconer sees San Diego's Pure Water Program as proof of concept for other cities with uncertain water supplies. By 2035, the initiative aims to derive one-third of the city's supply from recycled wastewater.
Less than a decade ago, "desal" proposals in California numbered over 22, but only one major one was built—in Carlsbad, serving the San Diego region. A newly released study by the Pacific Institute explains why.
Recycled wastewater, or "direct potable reuse," proved successful in Orange County, and following the driest year on record in California, more cities are looking to implement water purification facilities.