| Prel. Rep. | Date | Time(UTC) | Time(Local) | Lat. | Lon. | Depth | Mag. | Region | Waveform |
| 2025/09/20 | 02:00:38.7 | 05:30:38.7 | 34.312 | 54.703 | 12 | ML:3.5 | Semnan Province, 209 km South-East of Damghan |
| Prel. Rep. | Date | Time(UTC) | Time(Local) | Lat. | Lon. | Depth | Mag. | Region | Waveform |
| 2025/09/20 | 02:00:38.7 | 05:30:38.7 | 34.312 | 54.703 | 12 | ML:3.5 | Semnan Province, 209 km South-East of Damghan |