| Prel. Rep. | Date | Time(UTC) | Time(Local) | Lat. | Lon. | Depth | Mag. | Region | Waveform |
| 2012/10/01 | 19:23:29.1 | 22:53:29.1 | 36.66 | 54.94 | 15 | ML:3.8 | Semnan Province, 27 km North of Shahrud |
| Prel. Rep. | Date | Time(UTC) | Time(Local) | Lat. | Lon. | Depth | Mag. | Region | Waveform |
| 2012/10/01 | 19:23:29.1 | 22:53:29.1 | 36.66 | 54.94 | 15 | ML:3.8 | Semnan Province, 27 km North of Shahrud |