Mount Toba caldera lake

Sentinel-2 MSI acquired on 16 July 2017 at 03:35:41 UTC
Sentinel-2 MSI acquired on 19 October 2017 at 03:37:29 UTC
Sentinel-1 CSAR IW acquired on 04 January 2018 at 23:04:07 UTC
Sentinel-1 CSAR IW acquired on 09 January 2018 at 23:12:07 UTC
Sentinel-1 CSAR IW acquired on 10 January 2019 from 11:41:49 to 11:42:14 UTC
Author(s): Sentinel Vision team, VisioTerra, France - svp@visioterra.fr
Keyword(s): Land, geohazard, caldera lake, volcano, geology, natural disaster, Indonesia.
Fig. 1 - S1 (10.01.2019) - vv,vh,ndi(vh,vv) colour composite, relief x3 - Lake Toba is located in Sumatra, it is the largest lake in Indonesia.
3D view
Fig. 2 - S2 (16.07.2017) - 11,8,2 colour composite, relief x2 - 100 km long by 30 km large, it is also the largest volcanic lake in the world
3D view
Fig. 3 - 04 & 09.01.2018 - vv,vh,vv colour composite - It occupies the caldera of a supervolcano which exploded ~76 000 years ago.
3D view
Fig. 4 - 19.10.2017 - 4,3,2 natural colour - 280x stronger than Pinatubo's in 1991, its eruption cooled the Earth by 3-5°C for several years.
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 2025, processed by VisioTerra.
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