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Greece · Thessaly

M1.5 Earthquake near Grimpiana, Thessaly (Greece)

UTC time: 2026-10-20 12:46:00 UTC Local time: —

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About this earthquake

On October 20, 2026 at 12:46 UTC, a magnitude M1.5 earthquake occurred near Grimpiana, Thessaly (Greece). The hypocenter lay relatively close to the surface at around 10 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 106 earthquakes, the strongest at M3.9.

Details

ID
5392512c1b73df266ac2d6f0901858176996c3e0
Magnitude
M1.5
Depth
10.0 km
UTC time
2026-10-20 12:46:00 UTC
Local time
—
Country
Greece
State
Thessaly
City
Grimpiana
County
Karditsa Regional Unit
Village
Grimpiana
Source
noa
Coordinates
39.23218, 21.37240
Temperature
21.9°C

Depth profile

Depth profile Depth: 10 km (Shallow) Surface Shallow Intermediate Deep 0 km 70 km 300 km 700 km 10 km
Shallow
10 km
10 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

  • Methana
    Distance: 248 km ·Lava dome(s) ·Elevation: 380 m ·Last eruption: -258 ·Greece
  • Milos
    Distance: 389 km ·Stratovolcano(es) ·Elevation: 751 m ·Last eruption: 140 ·Greece
  • Kolumbo
    Distance: 470 km ·Complex ·Elevation: -18 m ·Last eruption: 1650 ·Greece
  • Santorini
    Distance: 473 km ·Shield(s) ·Elevation: 367 m ·Last eruption: 1950 ·Greece

Thessaly

Context for this earthquake

05 Oct 2025 – 05 Oct 2026 · M ≥ 2.0 · 51 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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