Thane:  Water supply in Diva, Kalwa and Mumbra will be completely shut down from August 21 to 22 for maintenance and repair work at Jambhul water purification centre. Similarly, water supply will be affected in Rupa Devi Pada, Kisan Nagar No. 2, Nehru Nagar, Kolshet Khalcha village under Manpada Ward Committee under Wagle Ward Committee. TMC has urged citizens to note that water supply will be at low pressure for the next 1 to 2 days once the water supply starts.