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M1.7 Depth: 19.4 km

M1.7 Earthquake near Periphereiake Enoteta Theras (Greece)

UTC time: 2025-12-18 09:09:43 UTC Local time: —

About this earthquake

On December 18, 2025 at 09:09 UTC, a magnitude M1.7 earthquake occurred near Periphereiake Enoteta Theras (Greece). The hypocenter lay relatively close to the surface at around 19 km, increasing how strongly it was felt. Events of this size typically go unnoticed.

The data is provided by NOA and cross-checked across seismological networks. Greece: over the past 24 hours, QuakeMap24 logged 75 earthquakes, the strongest at M4.9.

Details

Magnitude
M1.7
Depth
19.4 km
UTC time
2025-12-18 09:09:43 UTC
Local time
—
Country
Greece
City
Periphereiake Enoteta Theras
Source
noa
Coordinates
36.22083, 25.84012
Temperature
15.9°C

Map

Depth profile

Depth profile Depth: 19.4 km (Shallow) Surface Shallow Intermediate Deep 0 km 70 km 300 km 700 km 19.4 km
Shallow
19.4 km
19.4 km — deeper than the regional average (15.1 km)
Regional average: 15.1 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

  • Santorini
    Distance: 45 km ·Shield(s) ·Elevation: 367 m ·Last eruption: 1950 ·Greece
  • Kolumbo
    Distance: 46 km ·Complex ·Elevation: -18 m ·Last eruption: 1650 ·Greece
  • Nisyros
    Distance: 125 km ·Stratovolcano ·Elevation: 698 m ·Last eruption: 1888 ·Greece
  • Milos
    Distance: 136 km ·Stratovolcano(es) ·Elevation: 751 m ·Last eruption: 140 ·Greece
  • Methana
    Distance: 272 km ·Lava dome(s) ·Elevation: 380 m ·Last eruption: -258 ·Greece
  • Kula
    Distance: 353 km ·Volcanic field ·Elevation: 750 m ·Turkiye

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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