An earthquake of magnitude 6.7 has struck a remote part of northern Papua New Guinea, the German Research Centre for Geosciences says.
The quake on Sunday was at a depth of 65km. The quake was initially reported as being at a shallower 10km.
The US Geological Survey said the epicentre was about 30km east-northeast of the small settlement of Ambunti in East Sepik province.
Australia's Bureau of Meteorology said there was no tsunami threat to Australia from the quake.