A 6.4 magnitude earthquake was registered on 7 January southwest of Indonesia's Aceh province, the Meteorology, Climatology, and Geophysical Agency (BMKG) said, APA reports citing Sputnik.
The epicentre was located at a depth of 20 km, 16 km SSW of Sinabang, Indonesia.
There have been no immediate reports about damage or casualties due to the earthquake.