Deadly dam failure in Laos

Sentinel-2 MSI acquired on 22 December 2017 at 03:21:29 UTC
Sentinel-1 CSAR IW acquired on 05 July 2018 at 22:44:18 UTC
Sentinel-1 CSAR IW acquired on 13 July 2018 at 11:04:25 UTC
Sentinel-1 CSAR IW acquired on 17 July 2018 at 22:44:19 UTC
Sentinel-1 CSAR IW acquired on 25 July 2018 at 11:04:26 UTC
Author(s): Sentinel Vision team, VisioTerra, France - svp@visioterra.fr
Keyword(s): Hydrology, river, lake, hydropower, dam, infrastructure, flooding, emergency, disaster, renewable energy, Laos
Fig. 1 - S1 (05.07.2018) - vv,vh,ndi(vh,vv) colour composite - Descending view of Attapeu district.
2D view
Fig. 2 - 17.07.2018 - Following view showing natural flooding caused by monsoon.
2D animation 2D view
Fig. 3 - 13.07.2018 - Zoom on Xepian-Xe Nam Noy dam before its failure.
3D view
Fig. 4 - 25.07.2018 - The 23.07.2018, the dam failed, causing the reservoir lake to empty by invading a downstream valley.
3D animation 3D view
The views expressed herein can in no way be taken to reflect the official opinion of the European Space Agency or the European Union.
Contains modified Copernicus Sentinel data 2024, processed by VisioTerra.
More on European Commission space:
More on ESA: S-1 website S-2 website S-3 website
More on Copernicus program: Scihub portal Cophub portal Inthub portal Colhub portal
More on VisioTerra: Sentinel Vision Portal Envisat+ERS portal Swarm+GOCE portal CryoSat portal