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Earthquake · Reviewed by USGS

M4.5 earthquake south of Tonga

A magnitude 4.5 earthquake struck south of Tonga at Aug 4, 2026, 15:27 UTC, at a depth of 10 km.

Details

Magnitude4.5 mb
TimeAug 4, 2026, 15:27 UTC
Depth10.0 km
Coordinates-24.209, -175.075
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 Tonga58 km / 36 midepth 10 km
4.4south of Tonga66 km / 41 midepth 10 km
4.5south of Tonga74 km / 46 midepth 10 km
5.1south of Tonga70 km / 44 midepth 10 km
4.6south of Tonga60 km / 37 midepth 10 km
4.6south of Tonga70 km / 43 midepth 10 km
4.6south of Tonga71 km / 44 midepth 10 km
4.6south of Tonga88 km / 55 midepth 10 km
4.3south of Tonga79 km / 49 midepth 35 km
4.6south of Tonga21 km / 13 midepth 10 km
4.8south of Tonga37 km / 23 midepth 10 km
5.0south of Tonga54 km / 33 midepth 10 km

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