The Santa Clarita Valley Water Agency - Valencia Division (hereinafter Valencia Division) proposed Project includes Well Q2 Ion Exchange (IX) Treatment Facility and the Disinfection Facility at the location described above. The Valencia Division will utilize IX treatment to remove perchlorate and per- and polyfluoroalkyl substances (PFAS) from the raw water of Well Q2, which has a capacity of 1,320 gpm. The effluent from the IX vessels will then receive chloramination treatment at the Saugus Perchlorate Treatment Facility (SPTF). The Well Q2 IX Treatment Facility includes two bag filters and one treatment train (two IX vessels total, operated in lead and lag configuration). The Disinfection Facility includes existing sodium hypochlorite storage and liquid ammonium sulfate storage at the SPTF, and additional chemical feed systems installed for both sodium hypochlorite and liquid ammonium sulfate. Both treatment facilities are equipped the associated electrical equipment, Supervisory Control and Data Acquisition (SCADA) system, and water quality measuring equipment.