Earthquake · Reviewed by USGS

M4.5 earthquake 286 km SSE of Port Blair, India

A magnitude 4.5 earthquake struck 286 km SSE of Port Blair, India at Jul 29, 2025, 17:14 UTC, at a depth of 10 km. The epicentre was 287 km (178 mi) SSE of Port Blair.

Details

Magnitude	4.5 mb
Time	Jul 29, 2025, 17:14 UTC
Depth	10.0 km
Coordinates	9.398, 94.001
Felt reports	0
Tsunami flag	None
Source	USGS event page

Fig. 1The epicentre and other earthquakes within 100 km, since the day before

01 — Nearby

Nearest cities

Port Blair287 km (178 mi)

02 — Around it

Other earthquakes within 100 km

Other earthquakes within 100 km since the day before this event
Magnitude	Location	Distance	Depth	Time
4.3	Nicobar Islands, India region	40 km / 25 mi	depth 10 km	Apr 10, 03:36 UTC
4.4	237 km SSE of Port Blair, India	52 km / 32 mi	depth 10 km	Sep 3, 13:52 UTC
4.4	Nicobar Islands, India region	43 km / 27 mi	depth 10 km	Aug 10, 18:44 UTC
4.4	289 km SSE of Port Blair, India	21 km / 13 mi	depth 10 km	Aug 10, 06:18 UTC
5.0	287 km SSE of Port Blair, India	6 km / 4 mi	depth 40 km	Jul 30, 17:21 UTC
4.3	Nicobar Islands, India region	36 km / 22 mi	depth 10 km	Jul 29, 19:20 UTC
4.9	285 km SSE of Port Blair, India	9 km / 6 mi	depth 10 km	Jul 29, 16:24 UTC
4.0	297 km SSE of Port Blair, India	17 km / 11 mi	depth 10 km	Jul 29, 16:23 UTC
5.0	288 km SSE of Port Blair, India	6 km / 4 mi	depth 10 km	Jul 29, 16:11 UTC
4.8	276 km SSE of Port Blair, India	10 km / 6 mi	depth 10 km	Jul 29, 15:47 UTC

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