Drinking-water quality is an issue utmost concern for human health. This does not simply restricted to developing countries, but in developed countries as well. WHO produces international norms on water quality and human health in the form of guidelines that are used as the basis for regulation and standard setting, in developing and developed countries world-wide.

WHO Guidelines Drinking-water quality is an issue of utmost concern for human health. This does not simply restricted to developing countries, but in developed countries as well. WHO produces international norms on water quality and human health in the form of guidelines that are used as the basis for regulation and standard setting, in developing and developed countries world-wide. The risks arise from infectious agents, toxic chemicals and radiological hazards. Experience highlights the value of preventive management approaches spanning from water resource to consumer.(Adapted from WHO website) WHO Guidelines for drinking-water quality

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