| Magnitude | 4.7 |
| Region | NORTHERN IRAN |
| Date time | 2025-10-20 11:55:50.0 UTC |
| Location | 36.811 ; 54.986 |
| Depth | 35 km |
| Distance | 48 km E of Gorgān, Iran / pop: 244,000 / local time: 15:25:50.0 2025-10-20 44 km N of Shahrud, Iran / pop: 131,000 / local time: 15:25:50.0 2025-10-20 |
Source parameters reviewed by a seismologist
All data providers for this event:
GeoForschungsZentrum (GFZ) -- Potsdam, Germany (GFZ)Geophysical Survey of the Russian Academy of Sciences -- Obninsk, Russia (GSRAS)
Ukrainian NDC, Main Center of Special Monitoring -- Kyiv, Ukraine (MCSM)
Kazakhstan National Data Center -- Almaty, Kazakhstan (KNDC)
Republican Seismic Survey Center or Azerbaijan National Academy of Sciences -- Baku, Azerbaijan (RSSC)
EMSC -- Arpajon, France (SC4)
Further information can be found at:
Geophysical Survey of the Russian Academy of Sciences -- Obninsk, Russia (GSRAS)Institute of Geophysics, University of Tehran -- Tehran, Iran (IGUT)
International Institute for Earthquake Engineering and Seismology -- Tehran, Iran (IIEES)