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M0.4 Depth: 5.0 km

M0.4 Earthquake near Municipal Unit of Opountioi, Central Greece (Greece)

UTC time: 2026-08-20 02:37:02 UTC Local time: —

About this earthquake

On August 20, 2026 at 02:37 UTC, a magnitude M0.4 earthquake occurred near Municipal Unit of Opountioi, Central Greece (Greece). The hypocenter lay relatively close to the surface at around 5 km, increasing how strongly it was felt. Earthquakes of this small magnitude are usually barely noticeable and cause no damage.

The event was recorded by NOA. Greece: 68 earthquakes were recorded in the past 24 hours, the strongest reaching M2.6.

Map

Depth profile

Depth profile Depth: 5 km (Shallow) Surface Shallow Intermediate Deep 0 km 70 km 300 km 700 km 5 km
Shallow
5 km
5 km — shallower than the regional average (14.7 km)
Regional average: 14.7 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

  • Methana
    Distance: 106 km ·Lava dome(s) ·Elevation: 380 m ·Last eruption: -258 ·Greece
  • Milos
    Distance: 233 km ·Stratovolcano(es) ·Elevation: 751 m ·Last eruption: 140 ·Greece
  • Kolumbo
    Distance: 302 km ·Complex ·Elevation: -18 m ·Last eruption: 1650 ·Greece
  • Santorini
    Distance: 307 km ·Shield(s) ·Elevation: 367 m ·Last eruption: 1950 ·Greece
  • Nisyros
    Distance: 410 km ·Stratovolcano ·Elevation: 698 m ·Last eruption: 1888 ·Greece
  • Kula
    Distance: 460 km ·Volcanic field ·Elevation: 750 m ·Turkiye

Historic earthquake map · Greece

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Country statistics · Greece

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

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