| Prel. Rep. | Date | Time(UTC) | Time(Local) | Lat. | Lon. | Depth | Mag. | Region | Waveform |
| 2012/05/17 | 23:41:14.8 | 04:11:14.8 | 37.23 | 54.59 | 16 | ML:2.1 | Golestan Province, 27 km North-East of Aq Qaleh | ||
| 2012/05/17 | 07:51:20.6 | 12:21:20.6 | 36.84 | 55.36 | 8 | ML:2.9 | Golestan Province, 27 km South-East of Ramian | ||
| 2012/05/17 | 01:18:57.9 | 05:48:57.9 | 36.52 | 55.48 | 14 | ML:3 | Semnan Province, 47 km North-East of Shahrud | ||
| 2012/05/10 | 04:21:42.5 | 08:51:42.5 | 36.84 | 55.24 | 14 | ML:2.1 | Golestan Province, 21 km South of Ramian |