| Magnitude | 6.5 |
| Alert | Severe |
| Depth | 15.0 km |
| Coordinates | 34.920, 141.995 |
| UTC time | 1948-08-07 14:40:11.540 |
Earthquake details
Saturday, August 7, 1948 Earthquake
The earthquake hit Japan on Saturday, August 7, 1948 at 14:40 UTC with a magnitude of 6.5. The closest known location in the current dataset is Hasaki (Japan - JP), about 139.0 km away. The epicenter is located at longitude 141.995 and latitude 34.920.
| Location | Chiba |
| Country | Japan (JP) |
| Severity | Severe |
Earthquake map 1948-08-07
Closest countries
The 12 closest cities near the epicenter.
| Hasaki | 139.0 km |
| Isumi | 148.9 km |
| Asahi | 151.0 km |
| Yōkaichiba | 157.4 km |
| Sōsa | 158.1 km |
| Kamisu | 162.3 km |
| Ōamishirasato | 163.3 km |
| Sanmu | 163.6 km |
| Tōgane | 163.8 km |
| Mobara | 164.5 km |
| Ōami | 166.5 km |
| Kashima-shi | 168.9 km |
Nearby earthquakes
The latest 8 earthquakes within 100 km of this epicenter.
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Matsudo
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Kamisu
Japan · 2026-07-17 19:45 UTC
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Narita
Japan · 2026-07-16 00:01 UTC
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M 4.3
Kamisu
Japan · 2026-07-02 07:17 UTC
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M 4.2
Chiba
Japan · 2026-06-26 18:59 UTC
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Sakura
Japan · 2026-06-26 04:31 UTC
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Asahi
Japan · 2026-06-26 04:00 UTC
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M 5.8
Kamisu
Japan · 2026-06-26 03:46 UTC
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