Light earthquake
M4.9 Earthquake — 17 km NW of Hihifo, Tonga
2026-07-22 21:58 UTC · -15.83°, -173.90°
A magnitude 4.9 (light) earthquake struck 17 km NW of Hihifo, Tonga on 2026-07-22 21:58 UTC, at a depth of 71 km. See it live on Earth Live's real-time 3D globe.
M4.9
Magnitude
71 km
Depth
338 t
TNT equivalent
~520 km
Felt radius (est.)
Source: USGS event page. Energy and felt-radius figures are standard seismological estimates, not official assessments.