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M5.3 Earthquake near South Sandwich Islands Region

UTC time: 2025-10-31 19:30:34 UTC Local time: —
Earthquake newsQuakeMap24
Archive record · original publication time was not recorded

Automatically generated from measurement data by QuakeMap24. Values may change after further analysis.

Magnitude
M5.3
Depth
195.0 km
Source
USP

South Sandwich Islands Region

Map

M5.3 Earthquake near South Sandwich Islands Region · 2025-10-31 — Map showing the location of the epicenter
M5.3 Earthquake near South Sandwich Islands Region · 2025-10-31 — Map showing the location of the epicenter

About this earthquake

On October 31, 2025 at 19:30 UTC, a magnitude M5.3 earthquake occurred near South Sandwich Islands Region. At around 195 km, the focal depth places this among intermediate-depth events. Events of this size can cause damage near the epicenter.

The event was recorded by USP.

Details

ID
1428e16e6378a2b860a0aece887d0ab876a5323f
Magnitude
M5.3
Depth
195.0 km
UTC time
2025-10-31 19:30:34 UTC
Local time
—
Country
—
Source
usp
Coordinates
-58.75789, -27.64022
Temperature
-0.1°C

Depth profile

Depth profile Depth: 195 km (Intermediate) Surface Shallow Intermediate Deep 0 km 70 km 300 km 700 km 195 km
Intermediate
195 km
Why depth matters

Intermediate-depth quakes are felt across a wider area but usually cause less surface damage.

Depth classes per USGS

Nearby population centers

Distances are straight-line distances from the epicenter. Population data: GeoNames.

PlaceDistanceDirectionPopulation
Grytviken736.3 kmNW2

GeoNames · CC BY 4.0

Volcanoes nearby

  • Bristol Island
    Distance: 70 km ·Stratovolcano ·Elevation: 1'100 m ·Last eruption: 2016 ·United Kingdom
  • Southern Thule
    Distance: 80 km ·Stratovolcano(es) ·Elevation: 1'075 m ·Last eruption: 1975 ·United Kingdom
  • Montagu Island
    Distance: 81 km ·Shield ·Elevation: 1'370 m ·Last eruption: 2007 ·United Kingdom
  • Saunders
    Distance: 126 km ·Stratovolcano ·Elevation: 843 m ·Last eruption: 2026 ·United Kingdom
  • Candlemas Island
    Distance: 195 km ·Stratovolcano ·Elevation: 550 m ·Last eruption: 1911 ·United Kingdom
  • Hodson
    Distance: 229 km ·Stratovolcano ·Elevation: 835 m ·United Kingdom

Subsequent earthquakes nearby

Events recorded after this earthquake within 150 km. They are not automatically classified as aftershocks.

First 6 hours0
First 24 hours0
First 72 hours0
Strongest subsequent eventM5.6
M5.62025-11-05 22:03:49 UTC141.1 kmSouth Sandwich Islands Region M5.02025-11-08 17:51:20 UTC117.2 kmSouth Sandwich Islands Region M4.82025-11-08 17:51:20 UTC115.6 kmSOUTH SANDWICH ISLANDS REGION M4.82025-11-08 17:51:30 UTC109.1 kmSouth Sandwich Islands region M4.92025-11-19 21:45:33 UTC138.6 kmSouth Sandwich Islands Region

No unambiguous area assignment

Context for this earthquake

This event has no unambiguous country assignment in the analysed catalogue. It is therefore not assigned to a regional profile.

Earthquake overview

Historical context nearby

Comparison with recorded earthquakes before this event within 150 km.

Magnitude rank#15
Earlier events M≥443
Earlier events M≥527
Compared since2025-01-03

The QuakeMap24 comparison dataset begins on 2024-03-23. Earlier earthquakes may not be included.

Strongest earlier events

M5.92025-08-31 16:24:29 UTC124.7 kmSOUTH SANDWICH ISLANDS REGION M5.92025-08-31 16:24:28 UTC124.7 kmSouth Sandwich Islands region M5.62025-08-31 16:24:21 UTC141.0 kmSouth Sandwich Islands Region M5.62025-07-30 09:24:37 UTC85.0 kmSouth Sandwich Islands region M5.62025-07-30 09:24:37 UTC88.7 kmSOUTH SANDWICH ISLANDS REGION

Stats (last 24h)

Global (24h)
600
Country (24h)
—
—
Current earthquakes in
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No recent events available.

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