| Magnitude | 4.2 |
| Alert | |
| Depth ? | 57.759 |
| Nst ? | 21 |
| Dmin ? | 2.423 |
| Dmin ? |
| Location | Iwaki |
| Fukushima Prefecture | |
| Japan (jp)) |
| Kitaibaraki | 40.75 km |
| Iwaki | 40.76 km |
| Takahagi | 44.42 km |
| Hitachi | 53.91 km |
| Oarai | 77.26 km |
| Ishikawa | 78.03 km |
| Namie | 79.41 km |
| Mito | 80.80 km |
| Sukagawa | 94.18 km |
| Kasama | 94.56 km |