The rain from the evening of April 30 until this morning (May 1) caused some "black spots" of flooding in Hanoi to drain water slowly. In some areas, the water was half a wheel on a motorbike, making it difficult for people to participate in traffic.
According to a quick report on the drainage situation of Hanoi Drainage Company Limited, due to the influence of convective clouds, the city will have widespread showers with an average rainfall of 50-70mm. The time of concentrated rain is from 6-7am.
The amount of rain measured at 9:00 a.m. in Nam Tu Liem district was 75mm, Dong Da 70mm; Thanh Tri district 67mm; Thanh Xuan district 65mm; Hoan Kiem, Ba Dinh, Tay Ho, Cau Giay districts, from 55-60mm...
During the rain, some flooded areas such as Vuong Thua Vu, Bui Xuong Trach, Nguyen Khuyen, Nguyen Trai, Nguyen Huy Tuong, Quan Nhan - Vu Trong Phung, Cu Loc, Nguyen Xien, Phan Boi Chau - Ly Thuong Kiet, Vinh Tuy, Pham Hung, Thai Ha, Trieu Khuc, Phu Xa... appeared.
Right from the start of the rain, the Company has deployed on duty, opened the floodgates of Thien Quang, Bay Mau, Dong Da reservoirs... and operated the pumping stations of Yen So, Dong Bong 1, Dong Bong 2, Co Nhue... to lower the water level in the system.
By 9:00 a.m., the rain in the city had basically stopped. The flooded areas have basically drained all the water.
According to the Hydrometeorological Station of the Northern Delta, on May 1, the North and North Central regions will have scattered showers and thunderstorms, with some places having heavy rain.