M4.3 earthquake 278 km WNW of Haveluloto, Tonga

A magnitude 4.3 earthquake struck 278 km WNW of Haveluloto, Tonga on Fri, Jan 1, 2021, 6:47 AM GMT+13 (17:47 UTC), 515 km (320 mi) below the surface.

A larger quake followed: M5.0 236 km W of Haveluloto, Tonga. This one was a foreshock.

Map

Where this earthquake was located, with the others nearby. Select one for its page.

No one has reported feeling this quake to the USGS.

Reviewed by a seismologist.

Distance and direction from each place to the epicenter, with its forecast.

Within 100 km, magnitude 1.5 and up: 22 in the 60 days after this one and 21 in the 30 days before it.

From the USGS Earthquake Hazards Program and its partner networks, event us6000d4kq. Read Thu, Oct 1, 2026, 11:09 PM UTC.