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Greece · Attica

M1.1 Earthquake near Regional Unit of Islands, Attica (Greece)

UTC time: 2026-08-05 22:26:07 UTC Local time: —
Magnitude
M1.1
Depth
25.2 km
Source
NOA

Attica · Regional Unit of Islands

Country overview

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About this earthquake

A magnitude M1.1 earthquake was recorded near Regional Unit of Islands, Attica (Greece) on August 5, 2026 at 22:26 UTC. 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 event was recorded by NOA. Greece: 57 earthquakes were recorded in the past 24 hours, the strongest reaching M2.9.

Depth profile

Depth profile Depth: 25.2 km (Shallow) Surface Shallow Intermediate Deep 0 km 70 km 300 km 700 km 25.2 km
Shallow
25.2 km
25.2 km — deeper than 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

  • Methana
    Distance: 15 km ·Lava dome(s) ·Elevation: 380 m ·Last eruption: -258 ·Greece
  • Milos
    Distance: 153 km ·Stratovolcano(es) ·Elevation: 751 m ·Last eruption: 140 ·Greece
  • Kolumbo
    Distance: 235 km ·Complex ·Elevation: -18 m ·Last eruption: 1650 ·Greece
  • Santorini
    Distance: 237 km ·Shield(s) ·Elevation: 367 m ·Last eruption: 1950 ·Greece
  • Nisyros
    Distance: 363 km ·Stratovolcano ·Elevation: 698 m ·Last eruption: 1888 ·Greece
  • Kula
    Distance: 463 km ·Volcanic field ·Elevation: 750 m ·Turkiye

Attica

Context for this earthquake

23 Sep 2025 – 23 Sep 2026 · M ≥ 2.0 · 31 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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