| Prel. Rep. | Date | Time(UTC) | Time(Local) | Lat. | Lon. | Depth | Mag. | Region | Waveform |
| 2010/05/28 | 04:21:21.8 | 08:51:21.8 | 36.15 | 52.37 | 14 | ML:2.8 | Mazandaran Province, 36 km South of Amol | ||
| 2010/05/27 | 04:02:11.3 | 08:32:11.3 | 36.01 | 53.27 | 7 | ML:3.4 | Mazandaran Province, 22 km South-East of Pol-E-Sefid | ||
| 2010/05/25 | 06:49:26.8 | 11:19:26.8 | 36.14 | 53.31 | 14 | ML:3.3 | Mazandaran Province, 23 km East of Pol-E-Sefid | ||
| 2010/05/24 | 11:15:31.5 | 15:45:31.5 | 35.9 | 53.32 | 14 | ML:3 | Semnan Province, 37 km North of Semnan | ||
| 2010/05/24 | 10:30:05.5 | 15:00:05.5 | 36 | 53.27 | 14 | ML:2.9 | Mazandaran Province, 23 km South-East of Pol-E-Sefid | ||
| 2010/05/24 | 10:28:01.8 | 14:58:01.8 | 35.84 | 53.37 | 14 | ML:3 | Semnan Province, 31 km North of Semnan |