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Greece

M3.4 Earthquake near DODECANESE ISLANDS, GREECE (Greece)

UTC time: 2025-10-21 19:18:38 UTC Local time: —

Map

M3.4 Earthquake near DODECANESE ISLANDS, GREECE (Greece) · 2025-10-21 — Map showing the location of the epicenter
M3.4 Earthquake near DODECANESE ISLANDS, GREECE (Greece) · 2025-10-21 — Map showing the location of the epicenter

About this earthquake

A magnitude M3.4 earthquake was recorded near DODECANESE ISLANDS, GREECE (Greece) on October 21, 2025 at 19:18 UTC. The hypocenter lay relatively close to the surface at around 8 km, increasing how strongly it was felt. Earthquakes of this magnitude are often felt but rarely cause damage.

The event was recorded by EMSC. Greece: over the past 24 hours, QuakeMap24 logged 96 earthquakes, the strongest at M4.4.

Details

ID
90696b6a07d9e55a95f6b909dbbd8b3b22ec6737
Magnitude
M3.4
Depth
7.9 km
UTC time
2025-10-21 19:18:38 UTC
Local time
—
Country
Greece
City
Apokentromene Dioikese Aigaiou
Source
emsc
Coordinates
36.40730, 25.39990
Temperature
21.5°C

Depth profile

Depth profile Depth: 7.9 km (Shallow) Surface Shallow Intermediate Deep 0 km 70 km 300 km 700 km 7.9 km
Shallow
7.9 km
7.9 km — shallower than 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

Felt reports

10felt reports at EMSC / LastQuake

Voluntary reports of feeling this earthquake. The count is not an intensity measurement and is not added to USGS DYFI reports.

Data updated: Oct 22, 2025, 5:33 AM UTC · Last checked: Sep 6, 2026, 12:18 PM UTC

Source: EMSC / LastQuake

Volcanoes nearby

  • Santorini
    Distance: 1 km ·Shield(s) ·Elevation: 367 m ·Last eruption: 1950 ·Greece
  • Kolumbo
    Distance: 15 km ·Complex ·Elevation: -18 m ·Last eruption: 1650 ·Greece
  • Milos
    Distance: 92 km ·Stratovolcano(es) ·Elevation: 751 m ·Last eruption: 140 ·Greece
  • Nisyros
    Distance: 158 km ·Stratovolcano ·Elevation: 698 m ·Last eruption: 1888 ·Greece
  • Methana
    Distance: 228 km ·Lava dome(s) ·Elevation: 380 m ·Last eruption: -258 ·Greece
  • Kula
    Distance: 366 km ·Volcanic field ·Elevation: 750 m ·Turkiye

Radius · 50 km

Nearby infrastructure

Up to 3 nearest sites per category

Airports

  • Santorini International AirportGreece · JTR · LGSR
    7.1 kmStraight-line distance

Source: OurAirports · Dataset date: 2026-09-19

This selection shows geographic proximity, not a hazard zone or confirmed impacts. Distances use recorded site coordinates. Sources & data dates

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, 388 have a higher stored magnitude. Different magnitude types and reports not yet merged limit the comparison.

Open seismic profile

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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