It is reported by the US Geological Survey.
It is noted that tremors were recorded at 19:53 UTC (22:53 Moscow time), their focus lay at a depth of 48.5 km.
The epicenter of the earthquake was located 186 km from the village of Saumlaki.
There were no reports of casualties, destruction, or tsunami threats.
An earthquake of magnitude 5.5 occurred in Myanmar earlier.