M4.6 earthquake

40 km WNW of Houma, Tonga

A magnitude 4.6 (light) earthquake struck 40 km WNW of Houma, Tonga on August 6, 2026 at 6:44 AM UTC, at a depth of 127 km.

Magnitude

4.6 mb

Depth

127 km

When

August 6, 2026 at 6:44 AM UTC

Coordinates

-21.059°, -175.673°

Review status

reviewed

Source: U.S. Geological Survey. Details may be revised as the event is reviewed.