According to the US Geological Survey, the earthquake occurred 15 kilometers north of the city of Poso at 05.38 local time.
According to Antara News, Indonesia's National Disaster Management Agency (BNPB) has confirmed that 29 people were injured in the earthquake.
All the injured were taken to hospitals, while the condition of two people is assessed as serious.
According to the agency, 10 aftershocks were recorded after the main tremor, the strongest of which had a magnitude of 3.2, and the rest averaged 2.0. BNPB also reported that there was no threat of a tsunami.
Local media, in turn, indicate that the magnitude of the earthquake was 6.0. aa.com.tr .