60% IS A LOW FIGURE. Some reports say, almost 90% ground water in North including Indo-gang etic belt is not potable water. Deep percolation of contaminants and pollutants entering the surface waters is a real fact for which no one seems to be held accountable.
Published by LOKESH PUNJ, A B.TECH. Agr Engg, PGDM-SPA IIMA (1977-9) 25 yrs in Water Piping / Irrigation/Infra Projects
60% IS A LOW FIGURE. Some reports say, almost 90% ground water in North including Indo-gang etic belt is not potable water. Deep percolation of contaminants and pollutants entering the surface waters is a real fact for which no one seems to be held accountable.