By priscana • 6 months ago • 1071 views • 268 comments

Water treatment involves activities performed on unclean water to remove unwanted substances and make the water safe for consumption.


1. Pumping of water from its source into pipes or holding tanks.

2. Screening of surface water to remove particles that may disrupt purification processes.

3. FILTRATION:  It is the process used to remove all particles from the water, ie clay, silts, micro organisms, natural organic matter etc. Filtration makes water clear and makes disinfection effective.

4. DISINFECTION: Disinfection is the addition of chlorine or chlorine dioxide to the unclean water. Chlorine kills the micro organisms that causes diseases present in the water. It must be added in the appreciate quantity to avoid harm to consumers.

5. IRON EXCHANGE: This removes inorganic particles be removed by filtration. It is perform using an iron exchanger. It can also be used to remove heavy metals from water.

6. ABSORPTION: This is used to remove unwanted color, micro organisms, taste and odour from water. Odour causing compounds and other substances are made to stick to the water surface, then removed from the water making it safe for consumption.

Thus, after treating water through the above processes, the water is then pump into high tanks and reservoir from where it is distributed through pipes to various homes, areas and places for consumption.


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