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Earthquake · Reviewed by USGS

M4.3 earthquake Nicobar Islands, India region

A magnitude 4.3 earthquake struck Nicobar Islands, India region at Jul 29, 2025, 19:20 UTC, at a depth of 10 km.

Details

Magnitude4.3 mb
TimeJul 29, 2025, 19:20 UTC
Depth10.0 km
Coordinates9.108, 93.863
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
4.3Nicobar Islands, India region17 km / 11 midepth 10 km
4.4237 km SSE of Port Blair, India71 km / 44 midepth 10 km
4.4Nicobar Islands, India region11 km / 7 midepth 10 km
4.4289 km SSE of Port Blair, India20 km / 13 midepth 10 km
5.0287 km SSE of Port Blair, India30 km / 19 midepth 40 km
4.5286 km SSE of Port Blair, India36 km / 22 midepth 10 km
4.9285 km SSE of Port Blair, India29 km / 18 midepth 10 km
4.0297 km SSE of Port Blair, India18 km / 11 midepth 10 km
5.0288 km SSE of Port Blair, India30 km / 19 midepth 10 km
4.8276 km SSE of Port Blair, India43 km / 27 midepth 10 km

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