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M1.1 Depth: 11.1 km

M1.1 Earthquake near Petrochori, Peloponnese Region (Greece)

UTC time: 2026-08-28 02:44:43 UTC Local time: —

About this earthquake

A magnitude M1.1 earthquake was recorded near Petrochori, Peloponnese Region (Greece) on August 28, 2026 at 02:44 UTC. The hypocenter lay relatively close to the surface at around 11 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: 66 earthquakes were recorded in the past 24 hours, the strongest reaching M2.6.

Map

Depth profile

Depth profile Depth: 11.1 km (Shallow) Surface Shallow Intermediate Deep 0 km 70 km 300 km 700 km 11.1 km
Shallow
11.1 km
11.1 km — shallower than the regional average (14.6 km)
Regional average: 14.6 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: 165 km ·Lava dome(s) ·Elevation: 380 m ·Last eruption: -258 ·Greece
  • Milos
    Distance: 250 km ·Stratovolcano(es) ·Elevation: 751 m ·Last eruption: 140 ·Greece
  • Santorini
    Distance: 340 km ·Shield(s) ·Elevation: 367 m ·Last eruption: 1950 ·Greece
  • Kolumbo
    Distance: 345 km ·Complex ·Elevation: -18 m ·Last eruption: 1650 ·Greece
  • Nisyros
    Distance: 492 km ·Stratovolcano ·Elevation: 698 m ·Last eruption: 1888 ·Greece

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.

Stats (last 24h)

Global (24h)
556
Country (24h)
Greece
66
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