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Greece

M3.7 Earthquake near Periphereiake Enoteta Theras (Greece)

UTC time: 2025-12-20 23:13:50 UTC Local time: —

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M3.7 Earthquake near Periphereiake Enoteta Theras (Greece) · 2025-12-20 — Map showing the location of the epicenter
M3.7 Earthquake near Periphereiake Enoteta Theras (Greece) · 2025-12-20 — Map showing the location of the epicenter

About this earthquake

A magnitude M3.7 earthquake was recorded near Periphereiake Enoteta Theras (Greece) on December 20, 2025 at 23:13 UTC. With a focal depth of about 16 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 AFAD and cross-checked across seismological networks. Greece: over the past 24 hours, QuakeMap24 logged 53 earthquakes, the strongest at M3.8.

Details

ID
db6955fe13d326e1a3e86f6432e0a778b0ecb51f
Magnitude
M3.7
Depth
16.2 km
UTC time
2025-12-20 23:13:50 UTC
Local time
—
Country
Greece
City
Periphereiake Enoteta Theras
Source
afad
Coordinates
36.64611, 25.60417
Temperature
15.1°C

Depth profile

Depth profile Depth: 16.2 km (Shallow) Surface Shallow Intermediate Deep 0 km 70 km 300 km 700 km 16.2 km
Shallow
16.2 km
16.2 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

  • Kolumbo
    Distance: 17 km ·Complex ·Elevation: -18 m ·Last eruption: 1650 ·Greece
  • Santorini
    Distance: 33 km ·Shield(s) ·Elevation: 367 m ·Last eruption: 1950 ·Greece
  • Milos
    Distance: 104 km ·Stratovolcano(es) ·Elevation: 751 m ·Last eruption: 140 ·Greece
  • Nisyros
    Distance: 139 km ·Stratovolcano ·Elevation: 698 m ·Last eruption: 1888 ·Greece
  • Methana
    Distance: 229 km ·Lava dome(s) ·Elevation: 380 m ·Last eruption: -258 ·Greece
  • Kula
    Distance: 335 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
    29.6 kmStraight-line distance

Source: OurAirports · Dataset date: 2026-09-17

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

17 Sep 2025 – 17 Sep 2026 · M ≥ 3.0 · 873 Catalogue entries

Of 872 other entries for this area and period, 240 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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