| Magnitude | 5.0 |
| Alert | Strong |
| Depth | 45.6 km |
| Coordinates | 34.730, 141.542 |
| UTC time | 1988-08-27 03:03:27.060 |
Earthquake details
Saturday, August 27, 1988 Earthquake
The earthquake hit Japan on Saturday, August 27, 1988 at 03:03 UTC with a magnitude of 5.0. The closest known location in the current dataset is Isumi (Japan - JP), about 117.7 km away. The epicenter is located at longitude 141.542 and latitude 34.730.
| Location | Chiba |
| Country | Japan (JP) |
| Severity | Strong |
Earthquake map 1988-08-27
Closest countries
The 12 closest cities near the epicenter.
| Isumi | 117.7 km |
| Hasaki | 128.9 km |
| Asahi | 136.5 km |
| Mobara | 137.4 km |
| Kamogawa | 137.8 km |
| Ōamishirasato | 138.9 km |
| Tōgane | 140.6 km |
| Yōkaichiba | 140.7 km |
| Ōami | 141.8 km |
| Sōsa | 141.8 km |
| Sanmu | 143.0 km |
| Minamibōsō | 151.3 km |
Nearby earthquakes
The latest 8 earthquakes within 100 km of this epicenter.
M 5.8
Matsudo
Japan · 2026-08-22 17:00 UTC
188.9 km
M 4.4
Kamisu
Japan · 2026-07-17 19:45 UTC
122.4 km
M 4.7
Narita
Japan · 2026-07-16 00:01 UTC
143.2 km
M 4.3
Kamisu
Japan · 2026-07-02 07:17 UTC
137.4 km
M 4.2
Chiba
Japan · 2026-06-26 18:59 UTC
173.2 km
M 4.3
Sakura
Japan · 2026-06-26 04:31 UTC
151.3 km
M 4.5
Asahi
Japan · 2026-06-26 04:00 UTC
118.0 km
M 5.8
Kamisu
Japan · 2026-06-26 03:46 UTC
138.2 km
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