M4.6 earthquake

131 km W of Pangai, Tonga

A magnitude 4.6 (light) earthquake struck 131 km W of Pangai, Tonga on August 21, 2026 at 4:45 PM UTC, at a depth of 273 km.

Magnitude

4.6 mb

Depth

273 km

When

August 21, 2026 at 4:45 PM UTC

Coordinates

-19.622°, -175.596°

Review status

reviewed

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