Collecting satellite images, building flooding map of Hanoi

Disaster Management Policyand Technology Center

Management - Cooperation - Work together

5:24:56, 11/10/2018 Disaster Management Policy and Technology Center in collaboration with Space Technology Institute (STI), Asian Disaster Preparedness Center (ADPC), and Servir Mekong collected remote sensing data, established a flooding map of Hanoi area.

Starting from July 18^th 2018, based on flooding status and hydro-meteorological forecasting information, Disaster Management Policy and Technology Center proposed to activate disaster events in the Sentinel Asia system. As a result, the Center received 01 satellite image (Radar image) ALOS‐2/PALSAR‐2 on July 18^th 2018 of the North and a part of North Central of Vietnam; and 03 satellite images Resourcesat-2 AWiFS (Optical image) on July 21^st 26^th 28^th, 2018 of the North and a part of North Central of Vietnam. Map products from remote sensing data:

According to the report of the Steering Committee for Natural Disaster Prevention and Control and Search and Rescue of Chuong My District, Hanoi, at 5p.m of August 1^st, due to the influence of heavy rain, the water level of Bui river measured in Yen Duyet was 7.22 m, 0.22m higher than its third warning level.

Nam Phuong commune is the worst impacted with 687 households being severely flooded and 3,496 people being evacuated.

According to the general statistics of losses caused by flooding in communes and towns of Chuong My district, 1,380.9 hectares of rice crops, 307.7 hectares of vegetation, 603.5 hectares of aquacultureareas and 181.7 hectares of fruit trees were damaged by flood.

About livestock and poultry: 339 cattle died; 56,029 poultry, fishery died and lost. The area of cages destroyed was 4.855 square meters.

About housing: 170 square meters of housing and 1744 square meters of exterior walls were collapsed. 1885 meters of rural roads and 8320 meters of inter-field paths landslide. More than 11860 meters of canal was damaged, 12110 meters of dykes and reservoirs was destroyed.