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M2.3 Depth: 27.8 km

M2.3 Earthquake near Regional Unit of Islands, Attica (Greece)

UTC time: 2026-06-20 15:08:13 UTC Local time: —

About this earthquake

On June 20, 2026 at 15:08 UTC, a magnitude M2.3 earthquake occurred near Regional Unit of Islands, Attica (Greece). The hypocenter lay relatively close to the surface at around 28 km, increasing how strongly it was felt. Events of this size typically go unnoticed.

The data is provided by NOA and cross-checked across seismological networks. Greece: over the past 24 hours, QuakeMap24 logged 109 earthquakes, the strongest at M5.4.

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Depth profile

Depth profile Depth: 27.8 km (Shallow) Surface Shallow Intermediate Deep 0 km 70 km 300 km 700 km 27.8 km
Shallow
27.8 km
27.8 km — deeper than the regional average (15.5 km)
Regional average: 15.5 km
Why depth matters

Shallow quakes release energy near the surface — shaking is felt more strongly and damage potential is higher.

Depth classes per USGS

Volcanoes nearby

  • Milos
    Distance: 47 km ·Stratovolcano(es) ·Elevation: 751 m ·Last eruption: 140 ·Greece
  • Methana
    Distance: 108 km ·Lava dome(s) ·Elevation: 380 m ·Last eruption: -258 ·Greece
  • Santorini
    Distance: 138 km ·Shield(s) ·Elevation: 367 m ·Last eruption: 1950 ·Greece
  • Kolumbo
    Distance: 142 km ·Complex ·Elevation: -18 m ·Last eruption: 1650 ·Greece
  • Nisyros
    Distance: 289 km ·Stratovolcano ·Elevation: 698 m ·Last eruption: 1888 ·Greece
  • Kula
    Distance: 452 km ·Volcanic field ·Elevation: 750 m ·Turkiye

Historic earthquake map · Greece

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Explore recent and long-term earthquake activity in this country. Use filters to narrow down by magnitude, depth, and date range.

Country statistics · Greece

Country overview
View earthquake KPIs, strongest and latest events, and averages for this country.

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