Earthquake · Reviewed by USGS

M4.5 earthquake 272 km SSE of Port Blair, India

A magnitude 4.5 earthquake struck 272 km SSE of Port Blair, India at Jun 30, 2025, 23:22 UTC, at a depth of 10 km. The epicentre was 274 km (170 mi) SSE of Port Blair.

Details

Magnitude	4.5 mb
Time	Jun 30, 2025, 23:22 UTC
Depth	10.0 km
Coordinates	9.538, 94.010
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 Blair274 km (170 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	55 km / 34 mi	depth 10 km	Apr 10, 03:36 UTC
4.6	186 km SE of Port Blair, India	88 km / 55 mi	depth 10 km	Mar 28, 11:52 UTC
4.4	237 km SSE of Port Blair, India	43 km / 27 mi	depth 10 km	Sep 3, 13:52 UTC
4.4	Nicobar Islands, India region	58 km / 36 mi	depth 10 km	Aug 10, 18:44 UTC
4.4	289 km SSE of Port Blair, India	33 km / 20 mi	depth 10 km	Aug 10, 06:18 UTC
5.0	287 km SSE of Port Blair, India	20 km / 13 mi	depth 40 km	Jul 30, 17:21 UTC
4.3	Nicobar Islands, India region	51 km / 31 mi	depth 10 km	Jul 29, 19:20 UTC
4.5	286 km SSE of Port Blair, India	16 km / 10 mi	depth 10 km	Jul 29, 17:14 UTC
4.9	285 km SSE of Port Blair, India	22 km / 14 mi	depth 10 km	Jul 29, 16:24 UTC
4.0	297 km SSE of Port Blair, India	33 km / 20 mi	depth 10 km	Jul 29, 16:23 UTC
5.0	288 km SSE of Port Blair, India	21 km / 13 mi	depth 10 km	Jul 29, 16:11 UTC
4.8	276 km SSE of Port Blair, India	8 km / 5 mi	depth 10 km	Jul 29, 15:47 UTC
4.5	298 km SSE of Port Blair, India	35 km / 22 mi	depth 10 km	Jul 26, 10:56 UTC
4.9	286 km SSE of Port Blair, India	54 km / 33 mi	depth 133 km	Jul 25, 12:57 UTC
4.2	245 km SSE of Port Blair, India	55 km / 34 mi	depth 108 km	Jul 18, 06:31 UTC
4.3	Nicobar Islands, India region	38 km / 24 mi	depth 10 km	Jul 17, 00:19 UTC
4.2	276 km SSE of Port Blair, India	15 km / 10 mi	depth 10 km	Jul 16, 23:13 UTC
4.4	Nicobar Islands, India region	31 km / 19 mi	depth 10 km	Jul 16, 07:27 UTC
4.3	287 km SSE of Port Blair, India	15 km / 9 mi	depth 10 km	Jul 15, 06:48 UTC
4.4	271 km SSE of Port Blair, India	50 km / 31 mi	depth 10 km	Jul 13, 19:14 UTC
5.2	285 km SSE of Port Blair, India	26 km / 16 mi	depth 11 km	Jul 13, 13:14 UTC
4.3	Nicobar Islands, India region	61 km / 38 mi	depth 10 km	Jul 7, 10:50 UTC
4.4	291 km SSE of Port Blair, India	42 km / 26 mi	depth 10 km	Jul 7, 10:28 UTC
5.1	287 km SSE of Port Blair, India	19 km / 12 mi	depth 10 km	Jul 7, 10:16 UTC
4.9	286 km SSE of Port Blair, India	32 km / 20 mi	depth 10 km	Jul 7, 09:42 UTC

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