The Indonesian archipelago is located on the Pacific “ring of fire”, an area of high seismic activity.
A powerful and deep magnitude 6.9 earthquake struck this Friday off eastern Indonesia, without triggering a tsunami warning and without damage being reported at first, the US center said. of USGS Geology.
The earthquake occurred 600 kilometers deep and about 220 kilometers south of the town of Katabu on the island of Celebes, according to the USGS which said the quake was felt hundreds of kilometers away. from the epicenter.
Two more earthquakes on Wednesday
The Indonesian archipelago is located on the Pacific “ring of fire”, an area of high seismic activity.
Two other earthquakes, of magnitude 6.8 and 6.9, had already hit the country this Wednesday six minutes apart. They were much shallower, occurring only 22 and 26 km below the surface – shallow earthquakes usually cause less damage.
In 2018, a 7.5 magnitude earthquake followed by a tsunami on the island of Sulawesi left more than 4,300 dead and missing. Another devastating 9.1-magnitude earthquake struck off the coast of Sumatra in 2004, causing a tsunami that killed 220,000 people in the region, including around 170,000 in Indonesia.
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