Light earthquake
M4.9 Earthquake — 54 km E of Hihifo, Tonga
2026-09-08 15:43 UTC · -16.03°, -173.30°
A magnitude 4.9 (light) earthquake struck 54 km E of Hihifo, Tonga on 2026-09-08 15:43 UTC, at a depth of 10 km. See it live on Earth Live's real-time 3D globe.
M4.9
Magnitude
10 km
Depth
338 t
TNT equivalent
~810 km
Felt radius (est.)
Source: USGS event page. Energy and felt-radius figures are standard seismological estimates, not official assessments.