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Greece · Northern Aegean

M2.1 Earthquake near Chios Regional Unit, Northern Aegean (Greece)

UTC time: 2026-07-09 00:17:09 UTC Local time: —
Magnitude
M2.1
Depth
24.5 km
Source
NOA

Northern Aegean · Chios Regional Unit

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About this earthquake

On July 9, 2026 at 00:17 UTC, a magnitude M2.1 earthquake occurred near Chios Regional Unit, Northern Aegean (Greece). The hypocenter lay relatively close to the surface at around 25 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: 81 earthquakes were recorded in the past 24 hours, the strongest reaching M4.9.

Depth profile

Depth profile Depth: 24.5 km (Shallow) Surface Shallow Intermediate Deep 0 km 70 km 300 km 700 km 24.5 km
Shallow
24.5 km
24.5 km — deeper 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: 223 km ·Lava dome(s) ·Elevation: 380 m ·Last eruption: -258 ·Greece
  • Kolumbo
    Distance: 238 km ·Complex ·Elevation: -18 m ·Last eruption: 1650 ·Greece
  • Milos
    Distance: 238 km ·Stratovolcano(es) ·Elevation: 751 m ·Last eruption: 140 ·Greece
  • Santorini
    Distance: 251 km ·Shield(s) ·Elevation: 367 m ·Last eruption: 1950 ·Greece
  • Kula
    Distance: 261 km ·Volcanic field ·Elevation: 750 m ·Turkiye
  • Nisyros
    Distance: 272 km ·Stratovolcano ·Elevation: 698 m ·Last eruption: 1888 ·Greece

Northern Aegean

Context for this earthquake

05 Oct 2025 – 05 Oct 2026 · M ≥ 2.0 · 81 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

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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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