Magnitude 3.5 earthquake near Rafina at 05:40
The Geodynamic Institute’s reviewed solution places the epicentre 8 km east-northeast of Rafina, at a depth of 11 km.
A magnitude 3.5 earthquake occurred near Rafina at 05:40 on Monday, 19 October 2026, according to the reviewed record of the National Observatory of Athens’ Geodynamic Institute.
The epicentre is located 8 kilometres east-northeast of Rafina, at a depth of 11 kilometres. These details agree with ERTnews’s morning report.
Reviewed, not automatic, solution
The official entry carries the [M] marker, meaning it has been checked by a seismologist. The magnitude is recorded as local magnitude ML. The Geodynamic Institute notes that even reviewed solutions may be updated as additional information becomes available.
The 02:40 time in the official record is GMT, corresponding to 05:40 Greek local time. The bulletin describes the seismic parameters; it is not, by itself, an impact assessment or an active warning.
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