| Magnitude | 4.2 |
| Alert | |
| Depth ? | 528.85 |
| Nst ? | |
| Dmin ? | 2.235 |
| Dmin ? | 1 |
| Location | Surabaya |
| East Java | |
| Surabaya City | |
| Indonesia (id)) |
| Tuban | 109.57 km |
| Bangkalan | 121.08 km |
| Lamongan | 125.70 km |
| Gresik | 133.20 km |
| Lasem | 134.02 km |
| Kebomas | 134.23 km |
| Bojonegoro | 142.35 km |
| Surabaya | 145.76 km |
| Blora | 155.65 km |
| Sampang | 162.21 km |