San Francisco study proves impaired source still feasible
Robert Castle, Water Quality Manager, Marin Municipal Water District, USA
Desalination of San Francisco Bay water presents challenges for pretreatment due to the frequent changes in water quality from the ebb and flow of the tides and winds, seasonal changes in the flows of two major rivers (Sacramento and San Joaquin), and impacts from stormwater and industrial discharges. It also presents technical and sociological challenges to convince customers that high quality drinking water can be produced from an impaired water source.
A 12-month desalination pilot program was carried out to achieve the following main objectives:
This article appeared in D&WR magazine's August/September 2008 issue.
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