Earthquake · Reviewed by USGS

M4.3 earthquake 128 km SSE of Itoman, Japan

A magnitude 4.3 earthquake struck 128 km SSE of Itoman, Japan at Feb 23, 2026, 06:57 UTC, at a depth of 10 km. The epicentre was 127 km (79 mi) S of Yaese.

Details

Magnitude	4.3 mb
Time	Feb 23, 2026, 06:57 UTC
Depth	10.0 km
Coordinates	24.993, 127.925
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
4.6	130 km SE of Itoman, Japan	65 km / 41 mi	depth 10 km	Sep 30, 21:11 UTC
4.1	135 km SE of Itoman, Japan	66 km / 41 mi	depth 10 km	Sep 30, 17:59 UTC
4.4	145 km S of Itoman, Japan	23 km / 14 mi	depth 10 km	Aug 15, 06:58 UTC
4.1	142 km SSE of Itoman, Japan	16 km / 10 mi	depth 10 km	Aug 4, 05:49 UTC
4.4	78 km S of Itoman, Japan	63 km / 39 mi	depth 10 km	Jul 13, 21:57 UTC
4.4	123 km S of Itoman, Japan	5 km / 3 mi	depth 10 km	Jun 19, 19:41 UTC
4.9	121 km SSE of Itoman, Japan	13 km / 8 mi	depth 10 km	Jun 19, 19:36 UTC
4.4	131 km SSE of Itoman, Japan	12 km / 8 mi	depth 10 km	Apr 22, 23:13 UTC
4.4	136 km SSE of Itoman, Japan	24 km / 15 mi	depth 10 km	Feb 23, 15:04 UTC

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