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Greece · Ioanian Islands

M3.5 Earthquake near Zakynthos Regional Unit, Ioanian Islands (Greece)

UTC time: 2026-08-03 03:21:18 UTC Local time: —
Magnitude
M3.5
Depth
10.0 km
Source
EMSC

Ioanian Islands · Zakynthos Regional Unit

Country overview

Map

M3.5 Earthquake near Zakynthos Regional Unit, Ioanian Islands (Greece) · 2026-08-03 — Map showing the location of the epicenter
M3.5 Earthquake near Zakynthos Regional Unit, Ioanian Islands (Greece) · 2026-08-03 — Map showing the location of the epicenter

About this earthquake

On August 3, 2026 at 03:21 UTC, a magnitude M3.5 earthquake occurred near Zakynthos Regional Unit, Ioanian Islands (Greece). With a focal depth of about 10 km, this was a shallow earthquake, whose shaking is usually felt more strongly at the surface. Shaking of this size is frequently noticed but usually harmless.

The data is provided by EMSC and cross-checked across seismological networks. Greece: over the past 24 hours, QuakeMap24 logged 53 earthquakes, the strongest at M2.9.

Depth profile

Depth profile Depth: 10 km (Shallow) Surface Shallow Intermediate Deep 0 km 70 km 300 km 700 km 10 km
Shallow
10 km
10 km — shallower 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

Felt reports

2felt reports at EMSC / LastQuake

Voluntary reports of feeling this earthquake. The count is not an intensity measurement and is not added to USGS DYFI reports.

Data updated: Aug 3, 2026, 3:32 AM UTC · Last checked: Sep 6, 2026, 12:18 PM UTC

Source: EMSC / LastQuake

Volcanoes nearby

  • Methana
    Distance: 222 km ·Lava dome(s) ·Elevation: 380 m ·Last eruption: -258 ·Greece
  • Milos
    Distance: 327 km ·Stratovolcano(es) ·Elevation: 751 m ·Last eruption: 140 ·Greece
  • Santorini
    Distance: 418 km ·Shield(s) ·Elevation: 367 m ·Last eruption: 1950 ·Greece
  • Kolumbo
    Distance: 422 km ·Complex ·Elevation: -18 m ·Last eruption: 1650 ·Greece

Radius · 50 km

Nearby infrastructure

Up to 3 nearest sites per category

Airports

  • Zakynthos International Airport Dionysios SolomosGreece · ZTH · LGZA
    46.7 kmStraight-line distance

Source: OurAirports · Dataset date: 2026-09-23

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

Greece

Context for this earthquake

23 Sep 2025 – 23 Sep 2026 · M ≥ 3.0 · 848 Catalogue entries

Of 847 other entries for this area and period, 312 have a higher stored magnitude. Different magnitude types and reports not yet merged limit the comparison.

Open seismic profile

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.

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