| Magnitude | 5.1 |
| Alert | |
| Depth ? | 49.7 |
| Nst ? | 152 |
| Dmin ? | |
| Dmin ? | 6 |
| Location | Niihama |
| Ehime Prefecture | |
| Japan (jp)) |
| Niihama | 17.04 km |
| Saijo | 25.24 km |
| Kochi | 38.64 km |
| Tadotsu | 49.70 km |
| Marugame | 53.58 km |
| Susaki | 57.69 km |
| Onomichi | 60.80 km |
| Matsuyama | 63.93 km |
| Mihara | 64.97 km |
| Fukuyama | 65.42 km |