| Prel. Rep. | Date | Time(UTC) | Time(Local) | Lat. | Lon. | Depth | Mag. | Region | Waveform |
| 2011/04/20 | 06:01:56.5 | 10:31:56.5 | 35.66 | 52.54 | 7 | ML:2.8 | Tehran Province, 23 km West of Firuzkuh | ||
| 2011/04/13 | 02:21:27.7 | 06:51:27.7 | 34.96 | 53.81 | 17 | ML:3 | Semnan Province, 77 km South-East of Semnan |