30 Oct 2025, 08:00 UTC · Oct 30, 4:00 AM ET

M4.6 earthquake 15 km ESE of Tomioka, Japan

A magnitude 4.6 earthquake struck 15 km ESE of Tomioka, Japan at Oct 30, 4:00 AM ET, 26 km deep, light – felt by most people nearby, rattling windows, rarely damage.

M4.5 37 km ESE of Iwaki, JapanM4.6 15 km ESE of Tomioka, JapanM4.6 54 km E of Namie, JapanM4.6 48 km ESE of Iwaki, JapanM4.6 28 km ESE of Kitaibaraki, JapanM4.6 96 km E of Tomioka, JapanM4.6 7 km NE of Tomioka, JapanM4.7 74 km E of Tomioka, JapanM4.7 24 km ENE of Iwaki, JapanM4.7 42 km ENE of Namie, JapanM4.7 85 km E of Tomioka, JapanM5.1 27 km ENE of Namie, JapanM5.9 48 km ENE of Tomioka, Japan
under 33–44–55–66+
Magnitude4.6 mb
Time30 Oct 2025, 08:00 UTC
Location37.286°, 141.179° – 15 km ESE of Tomioka, Japan
Depth25.6 km
Felt reports0
USGS eventus6000rkc1
Within 100 km

Other earthquakes nearby this year

Mag.WhereWhen (ET)DepthFelt
5.948 km ENE of Tomioka, Japan · PAGER greenOct 4, 11:21 AM
377 d ago
54 km54 reports
5.127 km ENE of Namie, JapanOct 6, 8:30 PM
375 d ago
58 km15 reports
4.774 km E of Tomioka, JapanAug 25, 4:23 PM
52 d ago
35 km1 report
4.724 km ENE of Iwaki, JapanAug 14, 9:10 PM
63 d ago
58 km2 reports
4.742 km ENE of Namie, JapanMay 7, 7:31 PM
162 d ago
66 km1 report
4.785 km E of Tomioka, JapanOct 23, 5:09 PM
358 d ago
47 km2 reports
4.654 km E of Namie, JapanSep 14, 6:59 AM
32 d ago
55 km–
4.648 km ESE of Iwaki, JapanAug 27, 3:45 PM
50 d ago
49 km–
4.628 km ESE of Kitaibaraki, JapanFeb 3, 4:03 AM
255 d ago
62 km8 reports
4.696 km E of Tomioka, JapanNov 14, 12:34 PM
336 d ago
32 km–
4.67 km NE of Tomioka, JapanOct 3, 2:20 AM
379 d ago
74 km–
4.537 km ESE of Iwaki, JapanOct 6, 8:22 PM
10 d ago
53 km–
FAQ

About this earthquake

How strong was the 15 km ESE of Tomioka, Japan earthquake?

Magnitude 4.6 (mb), light – felt by most people nearby, rattling windows, rarely damage. Depth 26 km.

Was it felt?

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

Were there aftershocks?

No earthquakes within 100 km have followed so far in our records.

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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