As torrential rains lashed the city throughout day on Sunday, several disasters, including uprooting of trees, fires, accidents, house collapse were witnessed. The control rooms of the fire brigade and the BMC were inundated with calls reporting catastrophes yesterday. The Mumbai Fire Brigade reported 14 cases of tree felling and 21 cases of minor fire incidents in the city, whereas there were 3 cases of house/wall collapsing in Sewri, Worli Koliwada and Null bazaar. Areas including Govind Nagar, Krishna Vihar Bldg. Borivili (W), Chotta Kashmir near Aarey Milk Colony Goregoan, Ambedkar Road near Executive Hotel, Khar (W), Dadar etc saw many occurences of water flooding and tree felling. The BrihanMumbai Municipal Corporation registered 27 cases of felling of trees, 15 cases of flooding and 7 cases of house and wall collapses all over Mumbai including the suburbs. However, no accident was reported. Meanwhile, the BMC has issued a warning to the residents in the Parel and Wadala region (F/South ward) to vacate their houses located on the hillocks.