| Prel. Rep. | Date | Time(UTC) | Time(Local) | Lat. | Lon. | Depth | Mag. | Region | Waveform |
| 2010/05/19 | 00:59:55.7 | 05:29:55.7 | 35.28 | 52.03 | 35 | ML:3.1 | Semnan Province, 29 km West of Garmsar | ||
| 2010/05/13 | 19:08:24.9 | 23:38:24.9 | 34.67 | 52.86 | 6 | ML:2.6 | Semnan Province, 77 km South-East of Garmsar |