M4.7 earthquake 84 km SSE of Pangai, Tonga

A magnitude 4.7 earthquake struck 84 km SSE of Pangai, Tonga on Thu, Apr 27, 2006, 7:01 PM GMT+13 (06:01 UTC), 15 km (9 mi) below the surface.

A larger quake followed: M8.0 2006 Tonga Earthquake. This one was a foreshock.

Map

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

The USGS’s account of the effects of this earthquake.

no people dead or missing; no people injured; no buildings damaged or destroyed

From the USGS event page for usp000efks. U.S. Geological Survey text and figures are in the public domain.

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 1.7 and up: 172 in the 60 days after this one and 2 in the 30 days before it.

The first 60 of 172.

From the USGS Earthquake Hazards Program and its partner networks, event usp000efks. Read Mon, Oct 5, 2026, 4:40 AM UTC.