Matching Pairs Tap water journeyOnline version Learn what happens to the water in order to make it drinkable and what happens to it after we use it. by Laura Suárez García 1 Water discharge 2 Storage 3 Treatment 4 Collection 5 Filtration 6 Distribution 7 Wastewater treatment 8 Disinfection 9 Sedimentation It is a very important step because it is used to destroy any microrganisms. It is the first step for making water drinkable After passing water through screens in order to remove large objects, and decanting, water goes through sand and carbon filters. After water is treated and storaged, it is taken to the houses, industries and business from consumption. Includes: screening, sedimentation, biological treatment and airation, and discharge. Includes filtration, disinfection and storage.