Water Quality Control Plant

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About the Plant

Located adjacent to San Francisco Bay on Colma Creek, this facility provides secondary wastewater treatment for the cities of South San Francisco, San Bruno, and Colma. It also provides the dechlorination treatment of chlorinated effluent for the cities of Burlingame, Millbrae, and the San Francisco International Airport prior to discharging the treated wastewater into San Francisco Bay. The average dry weather flow through the facility is 9 million gallons per day (MGD). Peak wet weather flows can exceed 60 MGD.