| Prel. Rep. | Date | Time(UTC) | Time(Local) | Lat. | Lon. | Depth | Mag. | Region | Waveform |
| 2012/05/11 | 07:45:05.8 | 12:15:05.8 | 35.5 | 53.21 | 16 | ML:2.9 | Semnan Province, 19 km West of Semnan | ||
| 2012/05/09 | 22:14:45.9 | 02:44:45.9 | 35.27 | 53.38 | 18 | ML:2.4 | Semnan Province, 33 km South of Semnan | ||
| 2012/05/08 | 01:11:40.8 | 05:41:40.8 | 35.33 | 53.32 | 36 | ML:3.9 | Semnan Province, 28 km South of Semnan | ||
| 2012/05/07 | 09:26:03.8 | 13:56:03.8 | 35.71 | 53.24 | 14 | ML:2.7 | Semnan Province, 22 km North-West of Semnan | ||
| 2012/05/07 | 09:14:56.1 | 13:44:56.1 | 35.49 | 53.23 | 18 | ML:2.6 | Semnan Province, 18 km West of Semnan | ||
| 2012/05/06 | 14:30:12.3 | 19:00:12.3 | 35.36 | 53.22 | 14 | ML:3.4 | Semnan Province, 29 km South-West of Semnan | ||
| 2012/05/05 | 04:46:18.1 | 09:16:18.1 | 36.18 | 53.15 | 14 | ML:3.9 | Mazandaran Province, 11 km Pol-E-Sefid | ||
| 2012/05/04 | 22:36:39.1 | 03:06:39.1 | 36.35 | 52.78 | 18 | ML:2.1 | Mazandaran Province, 14 km South of Qaemshahr |