Question raised in Rajya Sabha on Untreated sewage flowing into the rivers, 31/12/2018. As per a report published by Central Pollution Control Board (CPCB) in March, 2015, the sewage generation from urban areas in the country is estimated at 61,948 million litres per day (mld), against which the available sewage treatment capacity is only 23,277 mld (37% of the sewage generation). The untreated sewage is discharged into various rivers, other water bodies as well as the sea.