| Magnitude | 6.2 |
| Alert | Severe |
| Depth | 25.0 km |
| Coordinates | 34.203, 140.951 |
| UTC time | 1953-12-20 21:20:16.140 |
Earthquake details
Sunday, December 20, 1953 Earthquake
The earthquake hit Japan on Sunday, December 20, 1953 at 21:20 UTC with a magnitude of 6.2. The closest known location in the current dataset is Isumi (Japan - JP), about 124.8 km away. The epicenter is located at longitude 140.951 and latitude 34.203.
| Location | Chiba |
| Country | Japan (JP) |
| Severity | Severe |
Earthquake map 1953-12-20
Nearby earthquakes
The latest 8 earthquakes within 100 km of this epicenter.
M 5.8
Matsudo
Japan · 2026-08-22 17:00 UTC
208.6 km
M 4.4
Kamisu
Japan · 2026-07-17 19:45 UTC
176.1 km
M 4.7
Narita
Japan · 2026-07-16 00:01 UTC
172.9 km
M 4.3
Kamisu
Japan · 2026-07-02 07:17 UTC
172.7 km
M 4.2
Chiba
Japan · 2026-06-26 18:59 UTC
185.7 km
M 4.3
Sakura
Japan · 2026-06-26 04:31 UTC
178.6 km
M 4.5
Asahi
Japan · 2026-06-26 04:00 UTC
159.0 km
M 5.8
Kamisu
Japan · 2026-06-26 03:46 UTC
168.9 km
Stay informed
Earthquake alerts
Create targeted notifications for important seismic activity near the places you follow.