Synopsis In India we have norms for bottled mineral water. We have also norms for drinking water, bottled, unbottled as well as aerated waters. Next in the category comes potable water about which no body knows precisely what it is, how much it is available and how much safe it is? Potable water is not drinking water. It is drinkable water. It is so vital for the millions of Indians living in India. an attempts has been made to present a comprehensive and precise information about India’s potable water supply position vis-?-vis its demand within the country. Its quality parameters and how to achieve them.