Earthquake · Reviewed by USGS

M4.3 earthquake 123 km W of Buala, Solomon Islands

A magnitude 4.3 earthquake struck 123 km W of Buala, Solomon Islands at Sep 28, 2025, 03:27 UTC, at a depth of 104 km. The epicentre was 204 km (126 mi) NW of Nggosi.

Details

Magnitude	4.3 mb
Time	Sep 28, 2025, 03:27 UTC
Depth	103.7 km
Coordinates	-8.279, 158.481
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

02 — Around it

Other earthquakes within 100 km

Other earthquakes within 100 km since the day before this event
Magnitude	Location	Distance	Depth	Time
5.1	159 km SE of Gizo, Solomon Islands	89 km / 55 mi	depth 10 km	Oct 2, 04:44 UTC
4.3	136 km ESE of Gizo, Solomon Islands	76 km / 47 mi	depth 10 km	Sep 29, 18:19 UTC
4.8	167 km SE of Gizo, Solomon Islands	85 km / 53 mi	depth 10 km	Sep 27, 04:59 UTC
4.1	125 km WSW of Buala, Solomon Islands	15 km / 9 mi	depth 134 km	Sep 8, 18:55 UTC
4.4	166 km SE of Gizo, Solomon Islands	96 km / 60 mi	depth 10 km	Sep 8, 04:37 UTC
4.8	178 km SE of Gizo, Solomon Islands	92 km / 57 mi	depth 10 km	Aug 31, 20:00 UTC
5.1	106 km W of Buala, Solomon Islands	30 km / 19 mi	depth 67 km	Aug 6, 13:42 UTC
4.5	122 km NW of Malango, Solomon Islands	95 km / 59 mi	depth 35 km	Jun 17, 00:02 UTC
4.6	137 km WNW of Malango, Solomon Islands	86 km / 53 mi	depth 35 km	Jun 12, 14:20 UTC
4.5	66 km W of Buala, Solomon Islands	57 km / 35 mi	depth 10 km	Jun 6, 00:09 UTC
4.8	121 km W of Buala, Solomon Islands	20 km / 13 mi	depth 10 km	Jun 5, 18:52 UTC
4.9	155 km SE of Gizo, Solomon Islands	88 km / 55 mi	depth 10 km	May 10, 20:16 UTC
4.2	82 km SW of Buala, Solomon Islands	62 km / 39 mi	depth 91 km	Apr 16, 20:17 UTC
4.5	149 km WNW of Buala, Solomon Islands	57 km / 35 mi	depth 10 km	Apr 1, 16:55 UTC
4.3	88 km WSW of Buala, Solomon Islands	50 km / 31 mi	depth 101 km	Mar 21, 22:25 UTC
4.6	144 km WNW of Malango, Solomon Islands	95 km / 59 mi	depth 10 km	Feb 3, 15:36 UTC
4.4	99 km W of Buala, Solomon Islands	24 km / 15 mi	depth 10 km	Jan 20, 13:45 UTC

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