Presentation by Ralph Padilla
Arsenic (As+3) Removal by Standard & High- Rejection RO Membranes and Oxidation to As+5 Prior to RO
Arsenic (As) is present in several of the wells that El Paso Water Utilities (EPWU) uses as part of the drinking water supply. EPWU has several wells that are equipped with reverse osmosis (RO) systems for desalting brackish groundwater. This process is referred to as Wellhead RO. At most of the wells, the RO membranes do an excellent job of reject...