Earthquake · Reviewed by USGS

M4.9 earthquake 286 km SSE of Port Blair, India

A magnitude 4.9 earthquake struck 286 km SSE of Port Blair, India at Jul 25, 2025, 12:57 UTC, at a depth of 133 km. The epicentre was 288 km (179 mi) SSE of Port Blair.

Details

Magnitude	4.9 mb
Time	Jul 25, 2025, 12:57 UTC
Depth	132.9 km
Coordinates	9.227, 93.636
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 Blair288 km (179 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	45 km / 28 mi	depth 10 km	Apr 10, 03:36 UTC
4.4	237 km SSE of Port Blair, India	54 km / 34 mi	depth 10 km	Sep 3, 13:52 UTC
4.4	Nicobar Islands, India region	38 km / 24 mi	depth 10 km	Aug 10, 18:44 UTC
4.4	289 km SSE of Port Blair, India	24 km / 15 mi	depth 10 km	Aug 10, 06:18 UTC
5.0	287 km SSE of Port Blair, India	39 km / 24 mi	depth 40 km	Jul 30, 17:21 UTC
4.3	Nicobar Islands, India region	28 km / 18 mi	depth 10 km	Jul 29, 19:20 UTC
4.5	286 km SSE of Port Blair, India	44 km / 28 mi	depth 10 km	Jul 29, 17:14 UTC
4.9	285 km SSE of Port Blair, India	35 km / 22 mi	depth 10 km	Jul 29, 16:24 UTC
4.0	297 km SSE of Port Blair, India	34 km / 21 mi	depth 10 km	Jul 29, 16:23 UTC
5.0	288 km SSE of Port Blair, India	39 km / 24 mi	depth 10 km	Jul 29, 16:11 UTC
4.8	276 km SSE of Port Blair, India	46 km / 28 mi	depth 10 km	Jul 29, 15:47 UTC
4.5	298 km SSE of Port Blair, India	32 km / 20 mi	depth 10 km	Jul 26, 10:56 UTC

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