BMC warns Mumbai, Thane, Bhiwandi residents to boil and filter water for seven days amid reservoir recommissioning and potential water quality changes. BMC has completed repairs to compartment no. 2 of Yewai Master Balancing Reservoir at Pise-Panjrapur Complex and will commission it on Wednesday. TMC asks residents in several localities to boil and filter drinking water for seven days after repairs at the Yewai balancing.