In order to produce industrial water for Mobarakeh Steel Complex, two water treatment plants with capacities of 83.0 and 4.1 cubic meters per second were designed under two contracts. Refineries include the following components; Dehydration tank on Zayandehrood, pre-sedimentation tank (to accelerate the deposition of suspended particles), rapid mixing chamber (for adding chemicals and colloidal particle coagulation), clarifier (flocculation and sedimentation of suspended particles) and sand filter (for Suspended particles) and purified water storage tank.