29 Aug 2026, 21:00 UTC · Aug 29, 5:00 PM ET

M4.8 earthquake 55 km ESE of Koshima, Japan

A magnitude 4.8 earthquake struck 55 km ESE of Koshima, Japan at Aug 29, 5:00 PM ET, 35 km deep, light – felt by most people nearby, rattling windows, rarely damage.

M4.6 118 km ESE of Koshima, JapanM4.6 52 km SE of Koseda, JapanM4.6 93 km S of Koshima, JapanM4.6 92 km S of Koshima, JapanM4.8 55 km ESE of Koshima, JapanM4.8 112 km S of Koshima, JapanM4.8 62 km ESE of Koseda, JapanM4.8 139 km SSE of Koshima, JapanM4.9 97 km SE of Koshima, JapanM5.1 99 km S of Yudomari, JapanM5.1 113 km S of Koshima, JapanM5.3 43 km E of Nishinoomote, JapanM5.4 84 km S of Koshima, Japan
under 33–44–55–66+
Magnitude4.8 mb
Time29 Aug 2026, 21:00 UTC
Location29.969°, 131.028° – 55 km ESE of Koshima, Japan
Depth35.0 km
Felt reports0
USGS eventus7000tcv5
Within 100 km

Other earthquakes nearby this year

Mag.WhereWhen (ET)DepthFelt
5.484 km S of Koshima, Japan · PAGER greenMar 21, 7:12 AM
209 d ago
22 km1 report
5.343 km E of Nishinoomote, JapanJul 16, 5:49 PM
92 d ago
35 km2 reports
5.199 km S of Yudomari, JapanSep 12, 4:32 PM
34 d ago
35 km1 report
5.1113 km S of Koshima, JapanFeb 17, 9:27 PM
241 d ago
32 km1 report
4.997 km SE of Koshima, JapanAug 22, 10:56 AM
55 d ago
10 km–
4.8112 km S of Koshima, JapanOct 3, 2:05 AM
14 d ago
37 km–
4.862 km ESE of Koseda, JapanAug 4, 3:56 PM
73 d ago
28 km1 report
4.8139 km SSE of Koshima, JapanNov 28, 5:40 PM
322 d ago
10 km–
4.6118 km ESE of Koshima, JapanApr 6, 9:14 AM
193 d ago
10 km–
4.652 km SE of Koseda, JapanApr 4, 12:14 PM
195 d ago
42 km–
4.693 km S of Koshima, JapanMar 23, 8:39 AM
207 d ago
38 km–
4.692 km S of Koshima, JapanMar 21, 7:53 AM
209 d ago
40 km–
FAQ

About this earthquake

How strong was the 55 km ESE of Koshima, Japan earthquake?

Magnitude 4.8 (mb), light – felt by most people nearby, rattling windows, rarely damage. Depth 35 km.

Was it felt?

No felt reports have been submitted to the USGS so far.

Were there aftershocks?

1 earthquakes within 100 km in the following two weeks are in our records, the strongest M5.1.

Earthquakes

More

Source: U.S. Geological Survey (USGS) earthquake catalog, real-time feeds and FDSN event service; magnitudes and locations are revised by seismologists for hours after an event. Times are Eastern (ET) unless marked UTC. Not an alert service: for warnings follow local authorities and tsunami centers.

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M4.8 earthquake 55 km ESE of Koshima, Japan — 77.today