A new earthquake struck Kassos Island on Wednesday, February 4, 2026, just hours after a 3.2 magnitude tremor. The stronger quake, measuring 3.4 on the Richter scale, occurred at 7:06 PM local time. According to the Geodynamic Institute of the National Observatory of Athens, its epicenter was located in the sea area 45 km northwest of the island. The focal depth is estimated at 48 km.
3.4 Magnitude Earthquake Hits Kassos Island, 48 km Depth
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in Greece