| Magnitude | 4.4 |
| Alert | |
| Depth ? | 34.99 |
| Nst ? | |
| Dmin ? | 0.477 |
| Dmin ? | 1 |
| Location | Mito |
| Ibaraki Prefecture | |
| Japan (jp)) |
| Oarai | 18.42 km |
| Mito | 28.90 km |
| Hitachi | 36.60 km |
| Kashima | 37.41 km |
| Itako | 42.54 km |
| Kasama | 43.00 km |
| Ishioka | 45.29 km |
| Takahagi | 48.42 km |
| Katori | 49.79 km |
| Inashiki | 54.74 km |