Peristaltic metering assists with arsenic removal in wells
Problem:
The drinking water resources in the town of Mammoth Lakes in northeastern California consist of nine wells and freshwater sourced from Lake Mary. Arsenic is present in the well water, and the Mammoth Community Water District developed two ground-water treatment stations and one surface water stations to combat the arsenic issue and purify the drinking water. Sodium hypochlorite and ferric chloride is used in the multistep arsenic removal process. Initially, the well stations utilized solenoid type pumps but found that the off-gassing nature of the sodium hypochlorite created vapor lock in the
