Viet Nam, Flooding and Landslides in Son La, Thai Nguyen, Bac Ninh, and Dong Nai

According to a quick report from Son La, Thai Nguyen, Bac Ninh and Dong Nai provinces, heavy rain on August 20-21, 2025 caused the following damage:

- Regarding houses: 893 houses were affected by flooding (Bac Ninh 221 houses, Thai Nguyen 373 houses, Dong Nai 299 houses); 01 house had its roof blown off (Dong Nai); the water has now receded.

- Regarding agriculture: 389.68 hectares of rice and crops were flooded and damaged (Bac Ninh 217 hectares; Thai Nguyen 172.68 hectares).

- Regarding livestock: 9,700 poultry died and were washed away (Thai Nguyen).

- Regarding traffic: Bac Ninh has 39 landslide and flooding locations on provincial roads TL 291, 293 and some inter-commune and inter-village roads 93C, DT 291C, DH94. In Thai Nguyen province, there are 19 landslide locations at Km 17, National Highway 3, route 257 to Cho Don commune and some inter-group and inter-village roads. In Son La province, rocks collapsed on the positive slope to the ground on National Highway 4F at Km 110+900 in Sop Cop commune, with a landslide volume of about 4,000m 3 , a landslide length of 55m, a width of 23m, a height of 13m, causing local traffic congestion from 10:00 a.m. on August 21, 2025.

After the disaster occurred, local authorities mobilized forces to overcome the incident according to the 4-on-the-spot principle, handled traffic landslides, organized the installation of warning signs and arranged guards in landslide areas to restrict traffic, supported people to clean up schools and houses, stabilized their lives and reviewed, counted and reported damages according to regulations.