| Prel. Rep. | Date | Time(UTC) | Time(Local) | Lat. | Lon. | Depth | Mag. | Region | Waveform |
| 2004/10/21 | 03:41:46.8 | 07:11:46.8 | 36.36 | 51.32 | 45 | ML:2 | 33 km South of Chalus, Mazandaran Province | ||
| 2004/10/17 | 03:25:09.1 | 06:55:09.1 | 35.17 | 52.32 | 14 | ML:3.2 | 5 km Garmsar, Semnan Province | ||
| 2004/10/16 | 12:48:59.6 | 16:18:59.6 | 36.46 | 51.6 | 10 | ML:2.9 | 22 km South-East of Nowshahr, Mazandaran Province |