Earthquake · Reviewed by USGS

M5.0 earthquake 278 km SE of Katsuura, Japan

A magnitude 5.0 earthquake struck 278 km SE of Katsuura, Japan at Apr 16, 2026, 14:43 UTC, at a depth of 10 km. The epicentre was 278 km (173 mi) SE of Katsuura.

Details

Magnitude	5.0 mb
Time	Apr 16, 2026, 14:43 UTC
Depth	10.0 km
Coordinates	33.340, 142.411
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
4.7	202 km SSE of Katsuura, Japan	94 km / 58 mi	depth 41 km	Aug 14, 09:58 UTC
4.3	Izu Islands, Japan region	51 km / 32 mi	depth 10 km	Jun 1, 02:51 UTC
4.4	off the east coast of Honshu, Japan	35 km / 22 mi	depth 10 km	Jun 1, 02:28 UTC
4.5	off the east coast of Honshu, Japan	38 km / 23 mi	depth 10 km	May 29, 10:15 UTC
4.3	221 km SE of Katsuura, Japan	60 km / 37 mi	depth 10 km	May 23, 03:34 UTC
4.4	203 km SE of Katsuura, Japan	75 km / 47 mi	depth 10 km	May 1, 07:23 UTC
4.2	246 km SE of Shinmachi, Japan	53 km / 33 mi	depth 10 km	Apr 30, 02:18 UTC
4.3	215 km ESE of Shinmachi, Japan	99 km / 62 mi	depth 10 km	Apr 25, 05:19 UTC

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