| Prel. Rep. | Date | Time(UTC) | Time(Local) | Lat. | Lon. | Depth | Mag. | Region | Waveform |
| 2015/04/06 | 18:19:15.0 | 22:49:15.0 | 35.24 | 52.26 | 14 | ML:3.1 | Semnan Province, 7 km Garmsar | ||
| 2015/04/05 | 15:04:33.1 | 19:34:33.1 | 35.25 | 53.65 | 18 | ML:2.3 | Semnan Province, 41 km South-East of Semnan | ||
| 2015/04/01 | 03:18:50.3 | 07:48:50.3 | 35.3 | 52.17 | 14 | ML:2.3 | Semnan Province, 18 km West of Garmsar |