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Greece

M3.1 Earthquake near Koskina (Greece)

UTC time: 2025-09-26 10:41:31 UTC Local time: —

Map

M3.1 Earthquake near Koskina (Greece) · 2025-09-26 — Map showing the location of the epicenter
M3.1 Earthquake near Koskina (Greece) · 2025-09-26 — Map showing the location of the epicenter

About this earthquake

On September 26, 2025 at 10:41 UTC, a magnitude M3.1 earthquake occurred near Koskina (Greece). With a focal depth of about 13 km, this was a shallow earthquake, whose shaking is usually felt more strongly at the surface. Shaking of this size is frequently noticed but usually harmless.

The data is provided by NOA and cross-checked across seismological networks. Greece: 112 earthquakes were recorded in the past 24 hours, the strongest reaching M3.7.

Details

ID
4d637b9f8e66bd6591bed2163af25da0b29c5e6d
Magnitude
M3.1
Depth
13.1 km
UTC time
2025-09-26 10:41:31 UTC
Local time
—
Country
Greece
City
Koskina
Source
noa
Coordinates
38.36563, 24.16214
Temperature
21.6°C

Depth profile

Depth profile Depth: 13.1 km (Shallow) Surface Shallow Intermediate Deep 0 km 70 km 300 km 700 km 13.1 km
Shallow
13.1 km
13.1 km — close to the regional average (14.4 km)
Regional average: 14.4 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: 110 km ·Lava dome(s) ·Elevation: 380 m ·Last eruption: -258 ·Greece
  • Milos
    Distance: 187 km ·Stratovolcano(es) ·Elevation: 751 m ·Last eruption: 140 ·Greece
  • Kolumbo
    Distance: 236 km ·Complex ·Elevation: -18 m ·Last eruption: 1650 ·Greece
  • Santorini
    Distance: 244 km ·Shield(s) ·Elevation: 367 m ·Last eruption: 1950 ·Greece
  • Nisyros
    Distance: 330 km ·Stratovolcano ·Elevation: 698 m ·Last eruption: 1888 ·Greece
  • Kula
    Distance: 380 km ·Volcanic field ·Elevation: 750 m ·Turkiye

Greece

Context for this earthquake

20 Sep 2025 – 20 Sep 2026 · M ≥ 3.0 · 867 Catalogue entries

Of 866 other entries for this area and period, 666 have a higher stored magnitude. Different magnitude types and reports not yet merged limit the comparison.

Open seismic profile

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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