The Geodynamic Institute of the National Observatory of Athens temporarily installed a high-sensitivity seismological station at the Olympic Athletic Center of Athens (OAKA) in May 2026.

A weak seismic tremor of 3.9 Richter was recorded southwest of Goudouras, Lasithi, according to the Geodynamic Institute of the National Observatory of Athens.

A weak earthquake with a magnitude of 3.2 on the Richter scale was felt around 7:00 AM in the areas of Achaia and Ilia, near Kato Achaia, according to the Geodynamic Institute of the National Observatory of Athens.

A new earthquake with a magnitude of 4.0 on the Richter scale was recorded off the island of Kassos, Greece, at 2:40 PM local time. The tremor was reported by the Geodynamic Institute of the National Observatory of Athens.

A 4.3-magnitude earthquake struck Kefalonia early Sunday morning, with its epicenter reported by the Geodynamic Institute of the National Observatory of Athens.

A seismic tremor measuring 4.4 on the Richter scale occurred today at 10:45 AM, 402 kilometers south-southeast of Athens. According to the Geodynamic Institute of the National Observatory of Athens, the epicenter of the tremor was located in the sea area of Lasithi.

A 4.4 magnitude earthquake struck 595 km southeast of Athens at 07:35, with its epicenter located in the sea area 156 km from Kastellorizo. The Geodynamic Institute of the National Observatory of Athens reported the tremor.