STEP 1 WATER STEP 2 CONSTITUENTS WATER QUALITY REQUIREMENTS What are the constituents in the water that need to be removed? Constituents are foreign materials, such as oils, metals, solids or chemicals, in your wastewater What are the water quality requirements for the intended use of the water? Your needed system is dependent on what the water quality requirements are for the intended use of the water being treated SEE STEP 2 Treat & discharge to the city sewer (POTW) Determine the discharge limits and regulations in your area. A POTW is not required to accept the discharge of industrial water. Treat and discharge for the purpose of recycling How long can you recycle the water? The life of the water is limited, but is subject to the water quality produced by the water treatment system installed. STEP 3 STEP 4 CONSTITUENT CHARACTERISTICS TECHNOLOGIES & COMPONENTS What are the characteristics of the constituents? Constituents characteristics in the water are the primary determining factors for selecting the correct water treatment technologies to achieve the treatment objectives. What technologies and components are required to achieve the treatment objectives? REFER TO THE SELECTION GUIDE CHART ON PAGES 10-11 Pre-treatment — Below-ground Pre-treatment — Above-ground Primary treatment components Post treatment components 9
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