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Greece · South Aegean

M1.3 Earthquake near Kalymnos Regional Unit, South Aegean (Greece)

UTC time: 2026-10-21 15:21:55 UTC Local time: —
Magnitude
M1.3
Depth
7.1 km
Source
AFAD

South Aegean · Kalymnos Regional Unit

Country overview

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About this earthquake

On October 21, 2026 at 15:21 UTC, a magnitude M1.3 earthquake occurred near Kalymnos Regional Unit, South Aegean (Greece). The hypocenter lay relatively close to the surface at around 7 km, increasing how strongly it was felt. Events of this size typically go unnoticed.

The data is provided by AFAD and cross-checked across seismological networks. Greece: 61 earthquakes were recorded in the past 24 hours, the strongest reaching M2.7.

Depth profile

Depth profile Depth: 7.1 km (Shallow) Surface Shallow Intermediate Deep 0 km 70 km 300 km 700 km 7.1 km
Shallow
7.1 km
7.1 km — shallower than the regional average (14.3 km)
Regional average: 14.3 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

  • Nisyros
    Distance: 102 km ·Stratovolcano ·Elevation: 698 m ·Last eruption: 1888 ·Greece
  • Kolumbo
    Distance: 140 km ·Complex ·Elevation: -18 m ·Last eruption: 1650 ·Greece
  • Santorini
    Distance: 155 km ·Shield(s) ·Elevation: 367 m ·Last eruption: 1950 ·Greece
  • Milos
    Distance: 209 km ·Stratovolcano(es) ·Elevation: 751 m ·Last eruption: 140 ·Greece
  • Kula
    Distance: 212 km ·Volcanic field ·Elevation: 750 m ·Turkiye
  • Methana
    Distance: 291 km ·Lava dome(s) ·Elevation: 380 m ·Last eruption: -258 ·Greece

Radius · 50 km

Nearby infrastructure

Up to 3 nearest sites per category

Airports

  • Leros AirportGreece · LRS · LGLE
    28.5 kmStraight-line distance
  • Ikaria AirportGreece · JIK · LGIK
    39.8 kmStraight-line distance
  • Samos AirportGreece · SMI · LGSM
    41.4 kmStraight-line distance

Source: OurAirports · Dataset date: 2026-10-05

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

South Aegean

Context for this earthquake

05 Oct 2025 – 05 Oct 2026 · M ≥ 2.0 · 150 Catalogue entries

Sufficiently reliable matching data are not currently available for a direct comparison. The area profile shows the available records and their limitations.

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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