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Portugal

M2.5 Earthquake near AZORES ISLANDS, PORTUGAL (Portugal)

UTC time: 2025-05-31 07:33:20 UTC Local time: —

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About this earthquake

A magnitude M2.5 earthquake was recorded near AZORES ISLANDS, PORTUGAL (Portugal) on May 31, 2025 at 07:33 UTC. The hypocenter lay relatively close to the surface at around 8 km, increasing how strongly it was felt. Events of this size typically go unnoticed.

The event was recorded by EMSC.

Details

ID
77fb3d0061de314b638e6edb9c29ec399f77999c
Magnitude
M2.5
Depth
7.7 km
UTC time
2025-05-31 07:33:20 UTC
Local time
—
Country
Portugal
City
Agualva
Source
emsc
Coordinates
38.73100, -27.19400
Temperature
17.0°C

Depth profile

Depth profile Depth: 7.7 km (Shallow) Surface Shallow Intermediate Deep 0 km 70 km 300 km 700 km 7.7 km
Shallow
7.7 km
7.7 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

  • Terceira
    Distance: 11 km ·Stratovolcano(es) ·Elevation: 1'023 m ·Last eruption: 2000 ·Portugal
  • Don Joao de Castro Bank
    Distance: 74 km ·Shield ·Elevation: -13 m ·Last eruption: 1720 ·Portugal
  • Graciosa
    Distance: 74 km ·Stratovolcano ·Elevation: 402 m ·Last eruption: -1950 ·Portugal
  • Sao Jorge
    Distance: 77 km ·Fissure vent ·Elevation: 1'053 m ·Last eruption: 1902 ·Portugal
  • Pico
    Distance: 109 km ·Stratovolcano ·Elevation: 2'351 m ·Last eruption: 1720 ·Portugal
  • Fayal
    Distance: 133 km ·Stratovolcano ·Elevation: 1'041 m ·Last eruption: 1958 ·Portugal

Radius · 50 km

Nearby infrastructure

Up to 3 nearest sites per category

Airports

  • Lajes AirportPortugal · TER · LPLA
    9.6 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

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 · Portugal

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 · Portugal

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

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