Following the mainshock , a tsunami alert was issued for the nearby Makassar Strait , but was called off half an hour later . A localised tsunami struck Palu , sweeping shore-lying houses and buildings on its way . The combined effects of the earthquake and tsunami led to the deaths of at least 1,407 people and injured a further 632 . This makes it the deadliest earthquake to strike the country since the 2006 Yogyakarta earthquake , as well as the deadliest earthquake worldwide so far in 2018 . The Indonesian Agency for Meteorology , Climatology and Geophysics ( BMKG ) confirmed that a tsunami had been triggered with its height reaching an estimated maximum of , striking the settlements of Palu , Donggala and Mamuju along its path
2006 Yogyakarta earthquake
2006 Yogyakarta earthquake
Operation Samudra Maitri