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Portugal

M2.3 Earthquake near AZORES ISLANDS, PORTUGAL (Portugal)

UTC time: 2025-10-02 07:30:36 UTC Local time: —

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About this earthquake

On October 2, 2025 at 07:30 UTC, a magnitude M2.3 earthquake occurred near AZORES ISLANDS, PORTUGAL (Portugal). The hypocenter lay relatively close to the surface at around 4 km, increasing how strongly it was felt. Events of this size typically go unnoticed.

The data is provided by EMSC and cross-checked across seismological networks.

Details

ID
903152899e20dfe6e4f243acd9a4b8a8fefc4eac
Magnitude
M2.3
Depth
4.0 km
UTC time
2025-10-02 07:30:36 UTC
Local time
—
Country
Portugal
Source
emsc
Coordinates
38.65200, -29.04000
Temperature
21.6°C

Depth profile

Depth profile Depth: 4 km (Shallow) Surface Shallow Intermediate Deep 0 km 70 km 300 km 700 km 4 km
Shallow
4 km
4 km — close to the regional average (6.1 km)
Regional average: 6.1 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

  • Fayal
    Distance: 30 km ·Stratovolcano ·Elevation: 1'041 m ·Last eruption: 1958 ·Portugal
  • Pico
    Distance: 59 km ·Stratovolcano ·Elevation: 2'351 m ·Last eruption: 1720 ·Portugal
  • Sao Jorge
    Distance: 83 km ·Fissure vent ·Elevation: 1'053 m ·Last eruption: 1902 ·Portugal
  • Graciosa
    Distance: 101 km ·Stratovolcano ·Elevation: 402 m ·Last eruption: -1950 ·Portugal
  • Terceira
    Distance: 150 km ·Stratovolcano(es) ·Elevation: 1'023 m ·Last eruption: 2000 ·Portugal
  • Flores
    Distance: 208 km ·Stratovolcano(es) ·Elevation: 914 m ·Last eruption: -950 ·Portugal

Radius · 50 km

Nearby infrastructure

Up to 3 nearest sites per category

Airports

  • Horta AirportPortugal · HOR · LPHR
    31.8 kmStraight-line distance

Source: OurAirports · Dataset date: 2026-09-06

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

Portugal

Context for this earthquake

06 Sep 2025 – 06 Sep 2026 · M ≥ 2.0 · 222 Catalogue entries

Of 221 other entries for this area and period, 69 have a higher stored magnitude. Different magnitude types and reports not yet merged limit the comparison.

Open seismic profile

Historic earthquake map · Portugal

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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 · Portugal

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

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