
| Prel. Rep. | Date | Time(UTC) | Time(Local) | Lat. | Lon. | Depth | Mag. | Region | Waveform |
| 2009/05/31 | 11:44:30.6 | 16:14:30.6 | 35.09 | 54.83 | 15 | ML:3.3 | 127 km South-East of Damghan, Semnan Province |

| Prel. Rep. | Date | Time(UTC) | Time(Local) | Lat. | Lon. | Depth | Mag. | Region | Waveform |
| 2009/05/31 | 11:44:30.6 | 16:14:30.6 | 35.09 | 54.83 | 15 | ML:3.3 | 127 km South-East of Damghan, Semnan Province |