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M1.7 Depth: 13.5 km

M1.7 Earthquake near Aegean Sea (Greece)

UTC time: 2025-09-23 20:42:28 UTC Local time: —

About this earthquake

A magnitude M1.7 earthquake was recorded near Aegean Sea (Greece) on September 23, 2025 at 20:42 UTC. With a focal depth of about 14 km, this was a shallow earthquake, whose shaking is usually felt more strongly at the surface. Events of this size typically go unnoticed.

The event was recorded by NOA. Greece: 60 earthquakes were recorded in the past 24 hours, the strongest reaching M3.2.

Details

Magnitude
M1.7
Depth
13.5 km
UTC time
2025-09-23 20:42:28 UTC
Local time
—
Country
Greece
Source
noa
Coordinates
40.28824, 24.13376
Temperature
23.2°C

Map

Depth profile

Depth profile Depth: 13.5 km (Shallow) Surface Shallow Intermediate Deep 0 km 70 km 300 km 700 km 13.5 km
Shallow
13.5 km
13.5 km — close to the regional average (15 km)
Regional average: 15 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: 305 km ·Lava dome(s) ·Elevation: 380 m ·Last eruption: -258 ·Greece
  • Milos
    Distance: 400 km ·Stratovolcano(es) ·Elevation: 751 m ·Last eruption: 140 ·Greece
  • Kula
    Distance: 422 km ·Volcanic field ·Elevation: 750 m ·Turkiye
  • Kolumbo
    Distance: 435 km ·Complex ·Elevation: -18 m ·Last eruption: 1650 ·Greece
  • Santorini
    Distance: 446 km ·Shield(s) ·Elevation: 367 m ·Last eruption: 1950 ·Greece
  • Nisyros
    Distance: 488 km ·Stratovolcano ·Elevation: 698 m ·Last eruption: 1888 ·Greece

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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