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Greece

M4.5 Earthquake near Ionian Sea (Greece)

UTC time: 2025-10-01 02:49:34 UTC Local time: —
Magnitude
M4.5
Depth
17.3 km
Source
NOA

Apokentromene Dioikese Peloponnesou, Dytikes Elladas kai Ioniou

Country overview

Map

M4.5 Earthquake near Ionian Sea (Greece) · 2025-10-01 — Map showing the location of the epicenter
M4.5 Earthquake near Ionian Sea (Greece) · 2025-10-01 — Map showing the location of the epicenter

About this earthquake

On October 1, 2025 at 02:49 UTC, a magnitude M4.5 earthquake occurred near Ionian Sea (Greece). The hypocenter lay relatively close to the surface at around 17 km, increasing how strongly it was felt. Tremors of this size are distinctly felt and can occasionally cause light damage.

The event was recorded by NOA. Greece: 121 earthquakes were recorded in the past 24 hours, the strongest reaching M3.7.

Details

ID
baf41f73e38fb8d70ca8c200a0d7760e3195f16d
Magnitude
M4.5
Depth
17.3 km
UTC time
2025-10-01 02:49:34 UTC
Local time
—
Country
Greece
City
Apokentromene Dioikese Peloponnesou, Dytikes Elladas kai Ioniou
Source
noa
Coordinates
37.65289, 20.70099
Temperature
22.4°C

Depth profile

Depth profile Depth: 17.3 km (Shallow) Surface Shallow Intermediate Deep 0 km 70 km 300 km 700 km 17.3 km
Shallow
17.3 km
17.3 km — close to 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: 232 km ·Lava dome(s) ·Elevation: 380 m ·Last eruption: -258 ·Greece
  • Milos
    Distance: 348 km ·Stratovolcano(es) ·Elevation: 751 m ·Last eruption: 140 ·Greece
  • Santorini
    Distance: 439 km ·Shield(s) ·Elevation: 367 m ·Last eruption: 1950 ·Greece
  • Kolumbo
    Distance: 442 km ·Complex ·Elevation: -18 m ·Last eruption: 1650 ·Greece
  • Stromboli Activity reported
    Distance: 496 km ·Stratovolcano ·Elevation: 924 m ·Last eruption: 2026 ·Italy

Radius · 50 km

Nearby infrastructure

Up to 3 nearest sites per category

Airports

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

Source: OurAirports · Dataset date: 2026-09-20

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

20 Sep 2025 – 20 Sep 2026 · M ≥ 3.0 · 867 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

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)
610
Country (24h)
Greece
121
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