| Magnitude | 7.9 |
| Alert | Extreme |
| Depth | 35.0 km |
| Coordinates | 40.591, 142.422 |
| UTC time | 1931-03-09 03:49:00.210 |
Earthquake details
Monday, March 9, 1931 Earthquake
The earthquake hit Japan on Monday, March 9, 1931 at 03:49 UTC with a magnitude of 7.9. The closest known location in the current dataset is Kuji (Japan - JP), about 71.3 km away. The epicenter is located at longitude 142.422 and latitude 40.591.
| Location | Hachinohe |
| Country | Japan (JP) |
| Severity | Extreme |
Earthquake map 1931-03-09
Nearby earthquakes
The latest 8 earthquakes within 100 km of this epicenter.
M 5.6
Kuji
Japan · 2026-08-08 17:57 UTC
47.5 km
M 4.2
Kuji
Japan · 2026-07-16 16:00 UTC
30.3 km
M 4.6
Kuji
Japan · 2026-07-15 12:29 UTC
31.5 km
M 4.9
Hachinohe
Japan · 2026-07-14 08:07 UTC
47.3 km
M 4.3
Miyako
Japan · 2026-07-08 14:33 UTC
70.6 km
M 4.6
Kuji
Japan · 2026-07-08 07:35 UTC
61.8 km
M 4.6
Hachinohe
Japan · 2026-07-06 17:09 UTC
48.3 km
M 4.6
Hachinohe
Japan · 2026-07-06 11:29 UTC
52.9 km
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