| Magnitude | 6.1 |
| Alert | Severe |
| Depth | 16.0 km |
| Coordinates | 35.539, 142.068 |
| UTC time | 1966-04-21 15:45:22.230 |
Earthquake details
Thursday, April 21, 1966 Earthquake
The earthquake hit Japan on Thursday, April 21, 1966 at 15:45 UTC with a magnitude of 6.1. The closest known location in the current dataset is Hasaki (Japan - JP), about 113.8 km away. The epicenter is located at longitude 142.068 and latitude 35.539.
| Location | Sakura |
| Country | Japan (JP) |
| Severity | Severe |
Earthquake map 1966-04-21
Closest countries
The 12 closest cities near the epicenter.
| Hasaki | 113.8 km |
| Asahi | 129.8 km |
| Kamisu | 132.8 km |
| Kashima-shi | 137.1 km |
| Sōsa | 138.5 km |
| Yōkaichiba | 138.5 km |
| Sawara | 146.8 km |
| Katori-shi | 147.3 km |
| Sanmu | 149.7 km |
| Namegata | 151.2 km |
| Tōgane | 154.1 km |
| Isumi | 154.8 km |
Nearby earthquakes
The latest 8 earthquakes within 100 km of this epicenter.
M 5.8
Matsudo
Japan · 2026-08-22 17:00 UTC
185.0 km
M 4.4
Kamisu
Japan · 2026-07-17 19:45 UTC
88.4 km
M 4.7
Narita
Japan · 2026-07-16 00:01 UTC
140.0 km
M 4.3
Kamisu
Japan · 2026-07-02 07:17 UTC
128.3 km
M 4.2
Chiba
Japan · 2026-06-26 18:59 UTC
183.0 km
M 4.3
Sakura
Japan · 2026-06-26 04:31 UTC
148.6 km
M 4.5
Asahi
Japan · 2026-06-26 04:00 UTC
110.2 km
M 5.8
Kamisu
Japan · 2026-06-26 03:46 UTC
135.8 km
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