| Magnitude | 6.2 |
| Alert | Severe |
| Depth | 15.0 km |
| Coordinates | 36.273, 142.310 |
| UTC time | 1931-09-08 19:08:54.680 |
Earthquake details
Tuesday, September 8, 1931 Earthquake
The earthquake hit Japan on Tuesday, September 8, 1931 at 19:08 UTC with a magnitude of 6.2. The closest known location in the current dataset is Hasaki (Japan - JP), about 145.9 km away. The epicenter is located at longitude 142.310 and latitude 36.273.
| Location | Iwaki |
| Country | Japan (JP) |
| Severity | Severe |
Earthquake map 1931-09-08
Closest countries
The 12 closest cities near the epicenter.
| Hasaki | 145.9 km |
| Kitaibaraki | 150.9 km |
| Hitachi | 153.1 km |
| Kashima-shi | 153.6 km |
| Kamisu | 153.7 km |
| Iwaki | 154.0 km |
| Funaishikawa | 157.7 km |
| Hitachi-Naka | 159.8 km |
| Katsuta | 159.8 km |
| Hokota | 161.6 km |
| Inada | 161.8 km |
| Asahi | 161.8 km |
Nearby earthquakes
The latest 8 earthquakes within 100 km of this epicenter.
M 4.7
Iwaki
Japan · 2026-08-15 01:10 UTC
148.9 km
M 4.2
Hitachi
Japan · 2026-08-07 18:41 UTC
154.1 km
M 4.4
Iwaki
Japan · 2026-07-22 11:11 UTC
118.8 km
M 4.3
Iwaki
Japan · 2026-06-18 22:33 UTC
117.3 km
M 4.3
Shirakawa
Japan · 2026-06-01 15:51 UTC
183.0 km
M 4.2
Hitachi
Japan · 2026-05-24 06:08 UTC
170.5 km
M 4.1
Mito
Japan · 2026-05-22 12:39 UTC
175.1 km
M 4.1
Iwaki
Japan · 2026-04-05 17:28 UTC
143.5 km
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