Globally the practice of wastewater treatment before discharge does not seems to be good at this moment of time. As per The United Nations World Water Development Report 2017 on average globally over 80 of all wastewater is discharged without treatment. The discharge of untreated or inadequately treated wastewater into the environment results in the pollution of surface water soil and groundwater. As per WHO waterrelated diseases kill around 2.2 million people globally each year mostly children