| Magnitude | 5.2 |
| Alert | Strong |
| Depth | 33.5 km |
| Coordinates | 34.659, 141.626 |
| UTC time | 1999-10-30 00:48:37.630 |
Earthquake details
Saturday, October 30, 1999 Earthquake
The earthquake hit Japan on Saturday, October 30, 1999 at 00:48 UTC with a magnitude of 5.2. The closest known location in the current dataset is Isumi (Japan - JP), about 128.3 km away. The epicenter is located at longitude 141.626 and latitude 34.659.
| Location | Chiba |
| Country | Japan (JP) |
| Severity | Strong |
Earthquake map 1999-10-30
Closest countries
The 12 closest cities near the epicenter.
| Isumi | 128.3 km |
| Hasaki | 139.6 km |
| Asahi | 147.5 km |
| Kamogawa | 147.6 km |
| Mobara | 148.2 km |
| Ōamishirasato | 149.9 km |
| Tōgane | 151.6 km |
| Yōkaichiba | 151.7 km |
| Ōami | 152.8 km |
| Sōsa | 152.8 km |
| Sanmu | 154.0 km |
| Minamibōsō | 160.7 km |
Nearby earthquakes
The latest 8 earthquakes within 100 km of this epicenter.
|
M 4.0
Tokyo
Japan · 2026-04-05 23:17 UTC
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210.0 km |
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M 4.9
Kashiwa
Japan · 2026-04-01 01:06 UTC
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220.9 km |
|
M 4.1
Fujisawa
Japan · 2026-03-28 10:36 UTC
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209.5 km |
|
M 4.4
Isumi
Japan · 2026-02-19 08:24 UTC
|
135.8 km |
|
M 4.1
Ōta
Japan · 2026-02-15 02:52 UTC
|
261.5 km |
|
M 4.3
Ōta
Japan · 2026-02-09 12:27 UTC
|
260.2 km |
|
M 4.2
Saitama
Japan · 2026-02-06 15:58 UTC
|
230.5 km |
|
M 4.5
Sakura
Japan · 2026-02-05 00:19 UTC
|
149.7 km |
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