| Prel. Rep. | Date | Time(UTC) | Time(Local) | Lat. | Lon. | Depth | Mag. | Region | Waveform |
| 2010/08/18 | 23:33:01.5 | 04:03:01.5 | 36.64 | 52.42 | 17 | ML:2.9 | Mazandaran Province, 13 km East of Mahmud Abad | ||
| 2010/08/16 | 21:13:14.1 | 01:43:14.1 | 35.24 | 51.15 | 36 | ML:2.3 | Tehran Province, 27 km South of Robatkarim | ||
| 2010/08/13 | 04:09:35.2 | 08:39:35.2 | 36.57 | 51.35 | 14 | ML:2.6 | Mazandaran Province, 11 km Chalus | ||
| 2010/08/13 | 03:41:37.0 | 08:11:37.0 | 35.61 | 53.39 | 14 | ML:2.7 | Semnan Province, 5 km Semnan |