Filtration System Provides Success for Landfill Remediation PUMPS • TANKS • FILTRATION • PIPE • SPILLGUARDS 800 742 7246 rainforrent.com BACKGROUND A municipality required a filtration system that would remove stormwater contaminates during a wet-weather landfill remediation project, at a rate of 500 GPM. OUTCOME Rain for Rent provided a temporary filtration system designed to remove contaminates from the site’s water through a multi-step process that began by altering influent stormwater pH from 11.0 to 7 .0. This was performed within the first chamber of two parallel weir tanks by introducing CO2 - the gas dissolves in water to form carbonic acid which slowly lowers the pH. To remedy the high turbidity, chitosan flocculant was used to help the majority of sediments drop out into

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