| Prel. Rep. | Date | Time(UTC) | Time(Local) | Lat. | Lon. | Depth | Mag. | Region | Waveform |
| 2009/12/18 | 13:14:40.1 | 16:44:40.1 | 35.31 | 53.64 | 14 | ML:2.9 | Semnan Province, 36 km South-East of Semnan |
| Prel. Rep. | Date | Time(UTC) | Time(Local) | Lat. | Lon. | Depth | Mag. | Region | Waveform |
| 2009/12/18 | 13:14:40.1 | 16:44:40.1 | 35.31 | 53.64 | 14 | ML:2.9 | Semnan Province, 36 km South-East of Semnan |