Warning of many flash floods, landslides, and land subsidence due to heavy rain and water flow in Lam Dong

On the evening of October 30, the Lam Dong Provincial Hydrometeorological Station warned of rain in the next 6 hours, with the communes and wards continuing to have rain, with accumulated rainfall of 20-30mm, in some places over 40mm. There is a risk of flash floods on small rivers and streams, landslides, and land subsidence on steep slopes, mountain passes, and some traffic routes.

Therefore, under the impact of flash floods, landslides, and land subsidence due to heavy rain or water flow, flash floods and landslides can have very negative impacts on the environment, threaten people's lives; cause local traffic congestion, affect the movement of vehicles; destroy civil and economic works, causing damage to production and socio- economic activities.

Flooding due to heavy rain and flood discharge in Thuan Thanh village, Ham Liem commune on the afternoon of October 30.

Notably, some areas at risk of flooding, landslides, and rock subsidence in the coming hours include the Song Thang bridge area, Ku Ke village, DT 715 route (Ham Thuan commune); along Ca Ty river, Thi stream, Cat river (Ham Kiem commune); Gia Bac pass (National Highway 28B); Ong Que pass through Ham Thuan Bac commune; downstream of Song Quao lake; DT 720 route through Suoi Kiet commune; Dai Ninh pass; the area along Luy river...

List of areas at risk of flash floods, landslides, and rockfalls in the coming hours.

Gia Bac Pass (National Highway 28B, Km 50+ 900m) cracked open on October 30.

Map of flash flood and landslide risk in the coming hours in Lam Dong province (photo from Lam Dong Provincial Hydrometeorological Station).

It is known that in the past 24 hours (from 5:00 p.m. on October 29 to 5:00 p.m. on October 30), Lam Dong province has had moderate rain, heavy rain, and very heavy rain. Rainfall at some stations such as Ku Ke 199mm (Ham Thuan); Ma Lam 172mm (Ham Thuan); Muong Man 149.6mm (Ham Kiem); Cau Chay 141.1mm (Ham Kiem); Ham Kiem 136.2mm; Thuan Hoa 118.4mm (Ham Thuan Bac); Tien Thanh 116.8mm (Tien Thanh ward); Dan Hiep 113.8mm (Ham Thuan Bac)... Soil moisture model shows that some areas in Lam Dong province are nearly saturated (over 90%) or have reached a saturated state.

Source: https://baolamdong.vn/canh-bao-nhieu-diem-lu-quet-sat-lo-sut-lun-dat-do-mua-lu-dong-chay-tai-lam-dong-399011.html