Live record · USGSReports quakes after they happen. Not an alert system.

Earthquake · Reviewed by USGS

M5.0 earthquake south of Tonga

A magnitude 5.0 earthquake struck south of Tonga at Aug 4, 2026, 14:56 UTC, at a depth of 10 km.

Details

Magnitude5.0 mb
TimeAug 4, 2026, 14:56 UTC
Depth10.0 km
Coordinates-24.600, -175.387
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 Tonga9 km / 6 midepth 10 km
4.4south of Tonga36 km / 23 midepth 10 km
4.5south of Tonga27 km / 17 midepth 10 km
5.1south of Tonga28 km / 17 midepth 10 km
4.6south of Tonga35 km / 22 midepth 10 km
4.6south of Tonga20 km / 12 midepth 10 km
4.6south of Tonga28 km / 17 midepth 10 km
4.6south of Tonga46 km / 29 midepth 10 km
4.3south of Tonga77 km / 48 midepth 35 km
4.6south of Tonga36 km / 22 midepth 10 km
4.8south of Tonga19 km / 12 midepth 10 km
4.5south of Tonga54 km / 33 midepth 10 km

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