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Greece · Western Greece

M0.4 Earthquake near Municipal Unit of Rio, Western Greece (Greece)

UTC time: 2026-09-10 20:04:21 UTC Local time: —
Magnitude
M0.4
Depth
11.5 km
Source
NOA

Western Greece · Municipal Unit of Rio

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About this earthquake

A magnitude M0.4 earthquake was recorded near Municipal Unit of Rio, Western Greece (Greece) on September 10, 2026 at 20:04 UTC. The hypocenter lay relatively close to the surface at around 12 km, increasing how strongly it was felt. Earthquakes of this small magnitude are usually barely noticeable and cause no damage.

The event was recorded by NOA. Greece: 126 earthquakes were recorded in the past 24 hours, the strongest reaching M3.7.

Depth profile

Depth profile Depth: 11.5 km (Shallow) Surface Shallow Intermediate Deep 0 km 70 km 300 km 700 km 11.5 km
Shallow
11.5 km
11.5 km — shallower than the regional average (14.5 km)
Regional average: 14.5 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: 154 km ·Lava dome(s) ·Elevation: 380 m ·Last eruption: -258 ·Greece
  • Milos
    Distance: 293 km ·Stratovolcano(es) ·Elevation: 751 m ·Last eruption: 140 ·Greece
  • Kolumbo
    Distance: 381 km ·Complex ·Elevation: -18 m ·Last eruption: 1650 ·Greece
  • Santorini
    Distance: 381 km ·Shield(s) ·Elevation: 367 m ·Last eruption: 1950 ·Greece

Radius · 50 km

Nearby infrastructure

Up to 3 nearest sites per category

Airports

  • Patras Araxos Agamemnon AirportGreece · GPA · LGRX
    38.6 kmStraight-line distance

Source: OurAirports · Dataset date: 2026-09-10

This selection shows geographic proximity, not a hazard zone or confirmed impacts. Distances use recorded site coordinates. Sources & data dates

Western Greece

Context for this earthquake

10 Sep 2025 – 10 Sep 2026 · M ≥ 2.0 · 107 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

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View earthquake KPIs, strongest and latest events, and averages for this country.

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