Raw ground water has many impurities which need to be treated and cleaned to make the same healthy and safe for human consumption. RO water plant helps in the purification of water. It involves multistage filtration process comprising of Pressure sand filtration, Activated carbon filtration, micron filtration, High pressure pump, Reverse osmosis, ultra violet sterilizer. Water purification plant can also be designed for processing natural mineral water without usage of Reverse osmosis technology processing also.