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4.8MAG

LIGHT EARTHQUAKE

41 km SSW of Neiafu, Tonga

USGS

A magnitude 4.8 earthquake struck 41 km SSW of Neiafu, Tonga on 24 Aug 2026, 10:20 UTC. The hypocentre was 37.4 km below the surface — shallow by seismological convention. 9 other earthquakes above our reporting threshold have been recorded within 250 km in the past 30 days.

Depth
37.4 km

shallow

Latitude
19.01°S

174.10°W longitude

Time
10:20 UTC

24 Aug 2026

Magnitude
M4.8

mb

EPICENTRE

View the official report

MAGNITUDE 4.8

Noticeable shaking of indoor objects. Damage is unlikely.

The scale is logarithmic: this released about 500 times the energy of a magnitude 3.0, roughly the energy of 239 tonnes of TNT.

37.4 KM DEEP

Shallow earthquakes release their energy close to the surface, so they are felt more strongly, and do more damage, than deeper earthquakes of the same magnitude.

NEARBY IN THE PAST 30 DAYS

9 earthquakes above our reporting threshold within 250 km of this one, the largest a magnitude 5.3.

OTHER RECENT EARTHQUAKES

M4.8 earthquake — Neiafu, Tonga · Quakewire