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M1.5 Depth: 11.1 km

M1.5 Earthquake near Regional Unit of Islands, Attica (Greece)

UTC time: 2026-06-30 15:06:38 UTC Local time: —

About this earthquake

On June 30, 2026 at 15:06 UTC, a magnitude M1.5 earthquake occurred near Regional Unit of Islands, Attica (Greece). With a focal depth of about 11 km, this was a shallow earthquake, whose shaking is usually felt more strongly at the surface. 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 41 earthquakes, the strongest at M4.5.

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Depth profile

Depth profile Depth: 11.1 km (Shallow) Surface Shallow Intermediate Deep 0 km 70 km 300 km 700 km 11.1 km
Shallow
11.1 km
11.1 km — shallower than the regional average (15.6 km)
Regional average: 15.6 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: 126 km ·Stratovolcano(es) ·Elevation: 751 m ·Last eruption: 140 ·Greece
  • Methana
    Distance: 142 km ·Lava dome(s) ·Elevation: 380 m ·Last eruption: -258 ·Greece
  • Santorini
    Distance: 206 km ·Shield(s) ·Elevation: 367 m ·Last eruption: 1950 ·Greece
  • Kolumbo
    Distance: 214 km ·Complex ·Elevation: -18 m ·Last eruption: 1650 ·Greece
  • Nisyros
    Distance: 364 km ·Stratovolcano ·Elevation: 698 m ·Last eruption: 1888 ·Greece

Historic earthquake map · Greece

Open history map
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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