Mumbai, Aug. 19 -- Relentless heavy rainfall since yesterday caused the Mithi River to breach its danger mark of 3.20 metres near Kranti Nagar early today, triggering panic among residents of low-lying areas including Kapadia Nagar slum clusters.

As waters rose rapidly, many residents initiated self-evacuation-some moving to relatives' homes while others sought refuge on higher floors.

Officials from the Brihanmumbai Municipal Corporation's L Ward, accompanied by National Disaster Response Force (NDRF) teams and Mumbai Fire Brigade personnel, rushed to the site immediately after the river crossed the critical threshold.

Dhanaji Hirlekar, Assistant Commissioner of L Ward who personally supervised operations, confirmed evacuation of 140 vu...