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UV Disinfection at the East Bay Municipal Utility District
UV Disinfection at the East Bay Municipal Utility District Author:Ray Cantwell, Ronald T. Hofmann, Patrick DeVine, Julie Liere, Robert C. Andrews, Zamir Alam, Graham E.C. Gagnon, Susan Andrews, Erin Moffat, Karl G. Linden, Michael Watts, Christian Chauret, Jennie Rand The East Bay Municipal Utility District operates six water treatment facilities in Alameda and Contra Costa counties of California. The main water source is mountain snowmelt that comes to the treatment plants through three 90-mile closed-pipe aqueducts. The aqueduct is treated with chlorine to provide primary disinfection and to suppress biolog... more »ical growth in the aqueduct. The utility researched the use of ultraviolet light, which has the benefit of not forming disinfection by products, for primary disinfection to partially or completely replace chlorine.« less