New Delhi, Feb. 18 -- Various locations in Prayagraj during the ongoing Mahakumbh were not conforming to the primary water quality for bathing with respect to the level of faecal coliform which is becoming a rising cause of concern.

Faecal coliform, a marker of sewage contamination, has a permissible limit of 2,500 units per 100 ml, according to the Central Pollution Control Board (CPCB).

The National Green Tribunal was informed of the same on Monday, through a report by the CPCB.

According to the US-based water research programme, KnowYourH2O, high levels of faecal coliform are associated with several health risks, including typhoid, gastroenteritis and dysentery. "Untreated faecal material adds excess organic material to the water wh...