India, May 29 -- The Delhi Urban Shelter Improvement Board (DUSIB) has informed the National Green Tribunal (NGT) that setting up single discharge points for sewage flowing out of slum clusters into storm water drains in the Barapullah basin is "not feasible" due to topographical and land-related constraints.

The DUSIB added that laying sewer infrastructure does not fall within its mandate and is the responsibility of the Delhi Jal Board (DJB).

"Bringing sewage/sullage of the entire JJ cluster to a single common discharge point becomes highly difficult without undertaking major civil works, necessitating an enormous expenditure of the public exchequer, not only towards the said works but also towards the rehabilitation of the displaced ...