Water in India lacks adequate sanitation , and causes the `` Delhi Belly '' .
The lack of adequate sanitation and safe water has significant negative health impacts including diarrhoea , referred to by travellers as the `` Delhi Belly '' ,   and experienced by about 10 million visitors annually.  While most visitors to India recover quickly and otherwise receive proper care , the World Health Organisation estimated that around 700,000 Indians die each year from diarrhoea .
Water supply and sanitation in India