According to local legend, it sprang forth when the Hindu god Ram, the exiled hero of the epic Ramayana, stopped at the spot five thousand years ago in search of his kidnapped wife Sita.

As the legend goes, overcome with fatigue and thirst, Rama asked his brother Laxman to bring him some water. Laxman instantly shot an arrow into the ground, and water gushed forth from the ground, creating a tributary of the Ganges, which flows over a thousand miles away, hence its name, Banganga, the 'Ganga' created out on a 'Baan' (Arrow)