Light earthquake
M4.6 Earthquake — 130 km W of Pangai, Tonga
2026-08-21 16:45 UTC · -19.69°, -175.60°
A magnitude 4.6 (light) earthquake struck 130 km W of Pangai, Tonga on 2026-08-21 16:45 UTC, at a depth of 271 km. See it live on Earth Live's real-time 3D globe.
M4.6
Magnitude
271 km
Depth
120 t
TNT equivalent
~170 km
Felt radius (est.)
Source: USGS event page. Energy and felt-radius figures are standard seismological estimates, not official assessments.