The Brihanmumbai Municipal Corporation (BMC) has advised residents in parts of Mumbai, the eastern suburbs, Thane and Bhiwandi to boil and filter drinking water for seven days. The precautionary advisory follows the completion of repair work on Compartment No. 2 of the Yewai balancing reservoir at Pise-Panjrapur. The compartment is scheduled to be commissioned on Wednesday, October 28.