The US Geological Survey says the magnitude 5.8 quake just before midnight Saturday was centered 64 kilometers northwest of Central Sulawesi province's Pendolo town, at a depth of 10 kilometers.
Some 230,000 people were killed in the Indian Ocean tsunami set off by a magnitude 9.1 earthquake on December 26, 2004. A dozen countries were hit, from Indonesia, to India and Africa's east coast.
At least 100 people injured and more than 2,000 evacuated, officials say, as temblor strikes about 37 kilometres offshore northeast of Ambon in Maluku province.
A magnitude 6.9 earthquake sent residents fleeing to higher ground over fears of a Tsunami as more than 200 buildings were damaged, with some 13 houses destroyed.
Earthquake of 6.9 magnitude centred in Molucca Sea between north Sulawesi and north Malukuon, US Geological Survey says, triggering a tsunami warning.
Officials say 34 people remain missing after a landslide triggered by torrential rain hit village of Sirnaresmi in West Java's Sukabumi district.
Authorities have warned that the crater of Anak Krakatau, or child of Krakatau, remains fragile, raising fears of another collapse and tsunami, and have urged residents to stay away from the coast.
Indonesian authorities warned of "extreme weather and high waves" around the erupting Krakatau volcano, urging people to stay away from the coast already devastated by a tsunami that killed at least 430 people and left around 21,000 people homeless.
More than a thousand people have been injured after a tsunami - caused by the eruption of the Anak Krakatau volcano - struck coastal areas between Sumatra and Java islands on Saturday night, officials say.
The death toll from a tsunami triggered by a massive underwater landslide on an Indonesian volcano rose to 281 on Monday as rescuers using heavy machinery and their bare hands searched through debris in the hope of finding survivors.
Indonesia's disaster mitigation agency said the official death toll had risen to 2,073 as of Thursday, with most of the fatalities in Palu.
The official death toll has been raised to 2,073. No one knows how many people have yet to be found in the worst-hit coastal city of Palu, but it could be as many as 5,000, the disaster agency says.
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