Strong quake registered in South Atlantic

The magnitude 7.3 quake took place 10 kilometres under water, deep enough to trigger a tsunami.

An earthquake of magnitude 7.3 was registered off the South Sandwich Islands in the South Atlantic Ocean early morning on Monday, the US Geological Survey reported.

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The quake, which took place 10 kilometres under the water, was registered some 345 kilometres southeast of Bristol Island in the South Sandwich Islands, a UK territory east of Argentina.

Underwater quakes at low depths are known to cause tsunamis.