Earthquake · Reviewed by USGS

M4.3 earthquake Izu Islands, Japan region

A magnitude 4.3 earthquake struck Izu Islands, Japan region at Aug 28, 2025, 09:44 UTC, at a depth of 10 km.

Details

Magnitude	4.3 mb
Time	Aug 28, 2025, 09:44 UTC
Depth	10.0 km
Coordinates	32.335, 141.805
Felt reports	0
Tsunami flag	None
Source	USGS event page

Fig. 1The epicentre and other earthquakes within 100 km, since the day before

01 — Around it

Other earthquakes within 100 km

Other earthquakes within 100 km since the day before this event
Magnitude	Location	Distance	Depth	Time
4.5	Izu Islands, Japan region	76 km / 47 mi	depth 10 km	Sep 21, 15:56 UTC
4.6	Izu Islands, Japan region	45 km / 28 mi	depth 39 km	Sep 18, 08:39 UTC
4.5	Izu Islands, Japan region	49 km / 30 mi	depth 44 km	Sep 18, 07:21 UTC
5.0	Izu Islands, Japan region	38 km / 24 mi	depth 39 km	Sep 18, 07:19 UTC
4.5	Izu Islands, Japan region	41 km / 26 mi	depth 33 km	Sep 18, 02:12 UTC
4.8	Izu Islands, Japan region	68 km / 42 mi	depth 10 km	Jul 4, 05:03 UTC
4.8	Izu Islands, Japan region	77 km / 48 mi	depth 9 km	Jun 27, 14:15 UTC
4.5	Izu Islands, Japan region	95 km / 59 mi	depth 10 km	Jun 19, 19:40 UTC
4.7	Izu Islands, Japan region	20 km / 12 mi	depth 10 km	Jun 16, 02:52 UTC
4.6	Izu Islands, Japan region	84 km / 52 mi	depth 10 km	Jun 16, 02:11 UTC
4.4	Izu Islands, Japan region	80 km / 49 mi	depth 10 km	Jun 13, 00:32 UTC
4.4	Izu Islands, Japan region	29 km / 18 mi	depth 10 km	Jun 11, 12:08 UTC
4.7	Izu Islands, Japan region	91 km / 57 mi	depth 10 km	Jun 5, 22:24 UTC
4.3	Izu Islands, Japan region	86 km / 54 mi	depth 10 km	Jun 1, 02:51 UTC
4.5	Izu Islands, Japan region	64 km / 39 mi	depth 40 km	May 26, 06:17 UTC
4.2	Izu Islands, Japan region	87 km / 54 mi	depth 10 km	Mar 27, 23:10 UTC
4.9	Izu Islands, Japan region	60 km / 37 mi	depth 10 km	Mar 23, 23:49 UTC
4.5	Izu Islands, Japan region	72 km / 44 mi	depth 10 km	Mar 23, 23:47 UTC
4.8	Izu Islands, Japan region	9 km / 6 mi	depth 10 km	Mar 18, 10:08 UTC
4.2	Izu Islands, Japan region	11 km / 7 mi	depth 10 km	Mar 11, 00:09 UTC
4.5	Izu Islands, Japan region	92 km / 57 mi	depth 69 km	Dec 29, 14:16 UTC
4.5	Izu Islands, Japan region	85 km / 53 mi	depth 10 km	Dec 26, 09:34 UTC
4.4	Izu Islands, Japan region	67 km / 41 mi	depth 10 km	Dec 1, 22:12 UTC
4.2	Izu Islands, Japan region	79 km / 49 mi	depth 10 km	Nov 22, 11:05 UTC
4.9	Izu Islands, Japan region	70 km / 44 mi	depth 10 km	Nov 22, 09:06 UTC

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