Magnitude 4.5 earthquake southeast of Zakynthos at 07:15
The Institute of Geodynamics’ reviewed record places the epicentre 24 km southeast of Zakynthos, at a depth of 19 km.
A magnitude 4.5 earthquake was recorded at 07:15 on Sunday 25 October 2026, Greek local time, in the sea southeast of Zakynthos.
The reviewed record
The official record from the Institute of Geodynamics of the National Observatory of Athens, marked as manually processed, places the epicentre 24 kilometres southeast of Zakynthos, at a depth of 19 kilometres.
The event time in the file is 05:15:44 UTC, equivalent to 07:15:44 in Greece following the clock change. Its event identifier is noa2026uxdwf.
ERT’s report agrees on the magnitude, time and distance from Zakynthos, but gives a depth of 20 kilometres. This article uses the 19-kilometre value in the direct official record.
What the data confirm
The seismological data describe the earthquake. They are not an impact assessment and do not establish whether damage or injuries occurred.
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