Earthquake · Reviewed by USGS

M5.0 earthquake 287 km SSE of Port Blair, India

A magnitude 5.0 earthquake struck 287 km SSE of Port Blair, India at Jul 30, 2025, 17:21 UTC, at a depth of 40 km. The epicentre was 288 km (179 mi) SSE of Port Blair.

Details

Magnitude	5.0 mb
Time	Jul 30, 2025, 17:21 UTC
Depth	40.1 km
Coordinates	9.363, 93.961
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	36 km / 22 mi	depth 10 km	Apr 10, 03:36 UTC
4.4	237 km SSE of Port Blair, India	51 km / 32 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	15 km / 9 mi	depth 10 km	Aug 10, 06:18 UTC
4.3	Nicobar Islands, India region	30 km / 19 mi	depth 10 km	Jul 29, 19:20 UTC

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