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Earthquake · Reviewed by USGS

M4.9 earthquake south of Tonga

A magnitude 4.9 earthquake struck south of Tonga at Jul 27, 2026, 02:42 UTC, at a depth of 10 km.

Details

Magnitude4.9 mww
TimeJul 27, 2026, 02:42 UTC
Depth10.0 km
Coordinates-24.403, -175.095
Felt reports0
Tsunami flagNone
SourceUSGS event page
Fig. 1The epicentre and other earthquakes within 100 km, since the day before

01 — Around it

Other earthquakes within 100 km

Other earthquakes within 100 km since the day before this event
MagnitudeLocationDistanceDepthTime
4.9south of Tonga38 km / 24 midepth 10 km
4.4south of Tonga44 km / 27 midepth 10 km
4.5south of Tonga54 km / 33 midepth 10 km
5.1south of Tonga49 km / 31 midepth 10 km
4.6south of Tonga38 km / 24 midepth 10 km
4.6south of Tonga50 km / 31 midepth 10 km
4.6south of Tonga50 km / 31 midepth 10 km
4.6south of Tonga67 km / 41 midepth 10 km
4.3south of Tonga85 km / 53 midepth 35 km
4.6south of Tonga20 km / 12 midepth 10 km
4.8south of Tonga25 km / 16 midepth 10 km
4.5south of Tonga22 km / 13 midepth 10 km
5.0south of Tonga37 km / 23 midepth 10 km
4.5south of Tonga40 km / 25 midepth 10 km
5.0south of Tonga48 km / 30 midepth 10 km
4.6south of Tonga41 km / 25 midepth 10 km
5.2244 km S of ‘Ohonua, Tonga96 km / 59 midepth 10 km
4.5south of Tonga58 km / 36 midepth 10 km
4.6south of Tonga41 km / 26 midepth 10 km
4.6south of Tonga53 km / 33 midepth 10 km
5.0south of Tonga34 km / 21 midepth 10 km
5.1south of Tonga37 km / 23 midepth 10 km
4.3south of Tonga66 km / 41 midepth 10 km
5.0south of Tonga36 km / 22 midepth 10 km
4.5south of Tonga60 km / 37 midepth 10 km

USGS can revise magnitude and location after the first report. See magnitude vs intensity and aftershocks.