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M5.5 Depth: 13.7 km

M5.5 Earthquake near Greece [Sea] (Greece)

UTC time: 2025-09-08 21:27:58 UTC Local time: —
M5.5 earthquake near Apokentromene Dioikese Attikes on Sep 8, 2025 — map of epicenter and shaking intensity | QuakeMap24
M5.5 Earthquake near Greece [Sea] (Greece) · 2025-09-08 21:27:58 UTC

About this earthquake

On September 8, 2025 at 21:27 UTC, a magnitude M5.5 earthquake occurred near Greece [Sea] (Greece). The hypocenter lay relatively close to the surface at around 14 km, increasing how strongly it was felt. Earthquakes of this magnitude can damage poorly built structures.

The event was recorded by INGV. Greece: 58 earthquakes were recorded in the past 24 hours, the strongest reaching M3.5.

Details

Magnitude
M5.5
Depth
13.7 km
UTC time
2025-09-08 21:27:58 UTC
Local time
—
Country
Greece
City
Apokentromene Dioikese Attikes
Source
ingv
Coordinates
38.16210, 24.07680
Temperature
23.0°C

Map

Depth profile

Depth profile Depth: 13.7 km (Shallow) Surface Shallow Intermediate Deep 0 km 70 km 300 km 700 km 13.7 km
Shallow
13.7 km
13.7 km — close to the regional average (15.2 km)
Regional average: 15.2 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

Nearby population centers

Distances are straight-line distances from the epicenter. Population data: GeoNames.

PlaceDistanceDirectionPopulation
Nea Makri12.1 kmSW18'114
Athens36.4 kmSW664'046

GeoNames · CC BY 4.0

Volcanoes nearby

  • Methana
    Distance: 89 km ·Lava dome(s) ·Elevation: 380 m ·Last eruption: -258 ·Greece
  • Milos
    Distance: 166 km ·Stratovolcano(es) ·Elevation: 751 m ·Last eruption: 140 ·Greece
  • Kolumbo
    Distance: 221 km ·Complex ·Elevation: -18 m ·Last eruption: 1650 ·Greece
  • Santorini
    Distance: 228 km ·Shield(s) ·Elevation: 367 m ·Last eruption: 1950 ·Greece
  • Nisyros
    Distance: 323 km ·Stratovolcano ·Elevation: 698 m ·Last eruption: 1888 ·Greece
  • Kula
    Distance: 390 km ·Volcanic field ·Elevation: 750 m ·Turkiye

Subsequent earthquakes nearby

Events recorded after this earthquake within 150 km. They are not automatically classified as aftershocks.

First 6 hours27
First 24 hours43
First 72 hours98
Strongest subsequent eventM4.5
M2.82025-09-08 21:34:21 UTC4.9 kmAegean Sea M1.62025-09-08 21:35:39 UTC5.2 kmAegean Sea M2.02025-09-08 21:36:15 UTC4.9 kmAegean Sea M2.52025-09-08 21:36:39 UTC4.6 kmAegean Sea M2.62025-09-08 21:37:03 UTC5.0 kmAegean Sea M2.12025-09-08 21:38:23 UTC5.5 kmAegean Sea M1.72025-09-08 21:40:23 UTC4.5 kmAegean Sea M2.62025-09-08 21:43:40 UTC6.5 kmAegean Sea M1.92025-09-08 21:47:27 UTC8.9 kmAegean Sea M2.02025-09-08 21:48:31 UTC4.4 kmAegean Sea M1.62025-09-08 21:49:12 UTC4.4 kmAegean Sea M1.62025-09-08 22:22:39 UTC4.2 kmAegean Sea

Historical context nearby

Comparison with recorded earthquakes before this event within 150 km.

Magnitude rank#1
Earlier events M≥424
Earlier events M≥57
Compared since2025-01-23

The QuakeMap24 comparison dataset begins on 2024-03-23. Earlier earthquakes may not be included.

Strongest earlier events

M5.22025-09-08 21:27:56 UTC7.9 kmAegean Sea M5.22025-09-08 21:27:57 UTC4.4 kmAegean Sea M5.22025-09-08 21:27:57 UTC5.9 kmAEGEAN SEA M5.12025-09-08 21:27:57 UTC13.5 kmEuboea Regional Unit M5.02025-09-08 21:27:57 UTC10.8 km12 km NE of Káto Soúlion, 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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