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M1.9 Depth: 25.5 km

M1.9 Earthquake near Zakynthos Regional Unit, Ioanian Islands (Greece)

UTC time: 2026-08-21 15:55:37 UTC Local time: —

About this earthquake

On August 21, 2026 at 15:55 UTC, a magnitude M1.9 earthquake occurred near Zakynthos Regional Unit, Ioanian Islands (Greece). The hypocenter lay relatively close to the surface at around 26 km, increasing how strongly it was felt. Events of this size typically go unnoticed.

The event was recorded by NOA. Greece: over the past 24 hours, QuakeMap24 logged 59 earthquakes, the strongest at M2.8.

Map

Depth profile

Depth profile Depth: 25.5 km (Shallow) Surface Shallow Intermediate Deep 0 km 70 km 300 km 700 km 25.5 km
Shallow
25.5 km
25.5 km — deeper than the regional average (14.7 km)
Regional average: 14.7 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: 213 km ·Lava dome(s) ·Elevation: 380 m ·Last eruption: -258 ·Greece
  • Milos
    Distance: 328 km ·Stratovolcano(es) ·Elevation: 751 m ·Last eruption: 140 ·Greece
  • Santorini
    Distance: 419 km ·Shield(s) ·Elevation: 367 m ·Last eruption: 1950 ·Greece
  • Kolumbo
    Distance: 422 km ·Complex ·Elevation: -18 m ·Last eruption: 1650 ·Greece

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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