A 6.3 magnitude earthquake was felt in Tonga’s main island Tongtapu on Monday evening.
The quake hit at latitude -18.85 degrees south and longitude -175.62 degrees west at a depth of 250km, and struck at 7.34pm.
Tonga Met said it is not a tsunami threat to the country.
Reports from Tongatapu residents on social media described the tremor as a moderate quake.