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M5.7 Earthquake near SOUTH SANDWICH ISLANDS REGION

UTC time: 2025-12-17 17:05:57 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

M5.7

Depth: 35.0 km
Source: EMSC

SOUTH SANDWICH ISLANDS REGION

Map

About this earthquake

A magnitude M5.7 earthquake was recorded near SOUTH SANDWICH ISLANDS REGION on December 17, 2025 at 17:05 UTC. The hypocenter lay relatively close to the surface at around 35 km, increasing how strongly it was felt. Events of this size can cause damage near the epicenter.

The event was recorded by EMSC.

Details

5ee16ce9ba0125e855d65bd9de601581b66187da

Magnitude

M5.7

Depth

35.0 km

UTC time

2025-12-17 17:05:57 UTC

Local time

—

Country

—

Source

emsc

Coordinates

-58.67550, -25.24750

Temperature

0.2°C

Depth profile

Shallow

35 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

Nearby population centers

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

PlaceDistanceDirectionPopulation

Grytviken845.0 kmNW2

GeoNames · CC BY 4.0

Volcanoes nearby

Montagu Island

Distance: 70 km ·Shield ·Elevation: 1'370 m ·Last eruption: 2007 ·United Kingdom
Bristol Island

Distance: 83 km ·Stratovolcano ·Elevation: 1'100 m ·Last eruption: 2016 ·United Kingdom
Saunders

Distance: 121 km ·Stratovolcano ·Elevation: 843 m ·Last eruption: 2026 ·United Kingdom
Southern Thule

Distance: 142 km ·Stratovolcano(es) ·Elevation: 1'075 m ·Last eruption: 1975 ·United Kingdom
Candlemas Island

Distance: 196 km ·Stratovolcano ·Elevation: 550 m ·Last eruption: 1911 ·United Kingdom
Hodson

Distance: 247 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 hours2

First 24 hours2

First 72 hours2

Strongest subsequent eventM5.7

M5.72025-12-17 17:06:01 UTC14.9 kmSouth Sandwich Islands region M5.32025-12-17 17:06:07 UTC10.2 kmEvent of magnitude 5.3, near of Mar del Plata (Monde) M4.92025-12-23 12:16:26 UTC108.6 kmSouth Sandwich Islands region M5.12025-12-23 12:16:26 UTC100.8 kmSouth Sandwich Islands Region M5.52025-12-23 12:16:26 UTC146.4 kmEvent of magnitude 5.5, near of Mar del Plata (Monde) M4.92025-12-23 12:16:26 UTC117.5 kmSOUTH SANDWICH ISLANDS REGION M5.22025-12-28 04:36:17 UTC121.7 kmSouth Sandwich Islands Region M5.12025-12-28 04:36:20 UTC147.5 kmSOUTH SANDWICH ISLANDS REGION M5.12026-01-02 00:20:49 UTC100.9 kmSouth Sandwich Islands Region M5.32026-01-02 00:21:01 UTC149.8 kmEvent of magnitude 5.3, near of Mar del Plata (Monde) M5.22026-01-04 10:35:50 UTC31.0 kmSouth Sandwich Islands Region M5.12026-01-04 10:35:54 UTC6.8 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#3

Earlier events M≥4113

Earlier events M≥575

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 UTC35.2 kmSOUTH SANDWICH ISLANDS REGION M5.92025-08-31 16:24:28 UTC35.2 kmSouth Sandwich Islands region M5.72025-12-08 18:41:11 UTC26.0 kmSouth Sandwich Islands Region M5.72025-11-05 22:03:49 UTC69.7 kmSOUTH SANDWICH ISLANDS REGION M5.62025-04-05 11:32:02 UTC76.7 kmSouth Sandwich Islands Region

Stats (last 24h)

Global (24h)

603

Country (24h)

—

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