| Prel. Rep. | Date | Time(UTC) | Time(Local) | Lat. | Lon. | Depth | Mag. | Region | Waveform |
| 2015/05/16 | 00:26:10.6 | 04:56:10.6 | 36.71 | 54.58 | 14 | ML:2.7 | Golestan Province, 19 km South-East of Gorgan |
| Prel. Rep. | Date | Time(UTC) | Time(Local) | Lat. | Lon. | Depth | Mag. | Region | Waveform |
| 2015/05/16 | 00:26:10.6 | 04:56:10.6 | 36.71 | 54.58 | 14 | ML:2.7 | Golestan Province, 19 km South-East of Gorgan |