Day: July 17, 2020

Andaman: Earthquake M 6.1

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The Andaman and Nicobar Islands were shaken by an earthquake with a magnitude of 6.1. The hypocentre was 10 km deep. The epicentre manifested 236km east of Port Blair. The Indian Ocean archipelago belongs to India, but geographically it is closer to Myanmar. An aftershock of magnitude 5.6 followed at a depth of only 2 km. There had also been several aftershocks in the 4-magnitude range. Seismologists have been expecting a strong quake in the region (Andaman Sea) for some time, which could trigger a tsunami.

The quake was automatically detected.

Nishinoshima grows

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The Japanese volcanic island of Nishinoshima is growing and growing and is not only producing lava flows but also ash clouds. On 13. July these reached an altitude of 6100 m, with a cone height of 200 m.The Japanese coast guard photographed lava fountains that were as high as the cinder cone. Today the activity seems to be decreasing. The VAAC recorded volcanic ash at an altitude of 3700 m.

New observations will be made on July 20 by the meteorological observation ship “Keifu”.