| Magnitude | 5.1 |
| Alert | Strong |
| Depth | 26.5 km |
| Coordinates | 32.356, 142.384 |
| UTC time | 2011-02-28 02:03:26.190 |
Earthquake details
Monday, February 28, 2011 Earthquake
The earthquake hit Japan on Monday, February 28, 2011 at 02:03 UTC with a magnitude of 5.1. The closest known location in the current dataset is Isumi (Japan - JP), about 368.6 km away. The epicenter is located at longitude 142.384 and latitude 32.356.
| Location | Mobara |
| Country | Japan (JP) |
| Severity | Strong |
Earthquake map 2011-02-28
Nearby earthquakes
The latest 8 earthquakes within 100 km of this epicenter.
M 4.7
Hasaki
Japan · 2026-08-29 15:17 UTC
404.1 km
M 5.8
Matsudo
Japan · 2026-08-22 17:00 UTC
451.2 km
M 4.4
Kamisu
Japan · 2026-07-17 19:45 UTC
397.7 km
M 4.7
Narita
Japan · 2026-07-16 00:01 UTC
411.0 km
M 4.3
Kamisu
Japan · 2026-07-02 07:17 UTC
408.0 km
M 4.2
Chiba
Japan · 2026-06-26 18:59 UTC
429.6 km
M 4.3
Sakura
Japan · 2026-06-26 04:31 UTC
417.9 km
M 4.5
Asahi
Japan · 2026-06-26 04:00 UTC
390.4 km
Stay informed
Earthquake alerts
Create targeted notifications for important seismic activity near the places you follow.