| Magnitude | 5.0 |
| Alert | Strong |
| Depth | 20.0 km |
| Coordinates | 34.878, 140.946 |
| UTC time | 1973-01-20 16:29:59.100 |
Earthquake details
Saturday, January 20, 1973 Earthquake
The earthquake hit Japan on Saturday, January 20, 1973 at 16:29 UTC with a magnitude of 5.0. The closest known location in the current dataset is Isumi (Japan - JP), about 63.0 km away. The epicenter is located at longitude 140.946 and latitude 34.878.
| Location | Mobara |
| Country | Japan (JP) |
| Severity | Strong |
Earthquake map 1973-01-20
Closest countries
The 12 closest cities near the epicenter.
| Isumi | 63.0 km |
| Kamogawa | 80.9 km |
| Mobara | 85.0 km |
| Ōamishirasato | 88.8 km |
| Ōami | 91.3 km |
| Tōgane | 91.5 km |
| Minamibōsō | 94.6 km |
| Hasaki | 95.8 km |
| Sanmu | 96.3 km |
| Asahi | 97.2 km |
| Yōkaichiba | 98.3 km |
| Tateyama | 99.2 km |
Nearby earthquakes
The latest 8 earthquakes within 100 km of this epicenter.
|
M 4.0
Tokyo
Japan · 2026-04-05 23:17 UTC
|
143.9 km |
|
M 4.9
Kashiwa
Japan · 2026-04-01 01:06 UTC
|
161.7 km |
|
M 4.1
Fujisawa
Japan · 2026-03-28 10:36 UTC
|
144.2 km |
|
M 4.4
Kamisu
Japan · 2026-02-26 11:55 UTC
|
65.9 km |
|
M 4.4
Isumi
Japan · 2026-02-19 08:24 UTC
|
69.2 km |
|
M 4.0
Kisarazu
Japan · 2026-02-10 16:12 UTC
|
56.5 km |
|
M 4.2
Saitama
Japan · 2026-02-06 15:58 UTC
|
168.4 km |
|
M 4.5
Sakura
Japan · 2026-02-05 00:19 UTC
|
90.8 km |
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