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M5.4 Earthquake near South Sandwich Islands Region

UTC time: 2026-06-19 21:08:12 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

M5.4

Depth: 10.0 km
Source: GFZ

South Sandwich Islands Region

Map

About this earthquake

On June 19, 2026 at 21:08 UTC, a magnitude M5.4 earthquake occurred near South Sandwich Islands Region. The hypocenter lay relatively close to the surface at around 10 km, increasing how strongly it was felt. Earthquakes of this magnitude can damage poorly built structures.

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

Details

cc28bfa63c88b4c9691e11ff40df7e426d383d1e

Magnitude

M5.4

Depth

10.0 km

UTC time

2026-06-19 21:08:12 UTC

Local time

—

Country

—

Source

gfz

Coordinates

-59.51000, -26.29000

Temperature

-17.6°C

Depth profile

Shallow

10 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

Tectonic context

Located on the Sandwich Plate.

Near the boundary Sandwich ↔ South America · about 83 km away

Nearby population centers

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

PlaceDistanceDirectionPopulation

Grytviken848.7 kmNW2

GeoNames · CC BY 4.0

Volcanoes nearby

Southern Thule

Distance: 53 km ·Stratovolcano(es) ·Elevation: 1'075 m ·Last eruption: 1975 ·United Kingdom
Bristol Island

Distance: 57 km ·Stratovolcano ·Elevation: 1'100 m ·Last eruption: 2016 ·United Kingdom
Montagu Island

Distance: 119 km ·Shield ·Elevation: 1'370 m ·Last eruption: 2007 ·United Kingdom
Saunders

Distance: 190 km ·Stratovolcano ·Elevation: 843 m ·Last eruption: 2026 ·United Kingdom
Candlemas Island

Distance: 271 km ·Stratovolcano ·Elevation: 550 m ·Last eruption: 1911 ·United Kingdom
Hodson

Distance: 315 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 hours1

First 24 hours1

First 72 hours1

Strongest subsequent eventM5.6

M5.12026-06-19 21:08:29 UTC25.1 kmSouth Sandwich Islands region M4.52026-06-23 17:08:55 UTC65.8 kmSouth Sandwich Islands M5.12026-07-02 02:17:45 UTC51.5 kmSouth Sandwich Islands Region M5.42026-07-02 02:57:32 UTC134.4 kmTierra del Fuego M4.92026-07-09 23:31:16 UTC123.9 kmSOUTH SANDWICH ISLANDS REGION M5.62026-07-11 06:52:17 UTC11.6 kmSouth Sandwich Islands Region M5.12026-07-11 06:52:45 UTC113.9 kmEvent of magnitude 5.1, near Comodoro Rivadavia (Monde) M4.92026-07-13 17:45:19 UTC124.0 kmSOUTH SANDWICH ISLANDS REGION M5.02026-07-15 15:35:57 UTC18.6 kmSouth Sandwich Islands Region M4.82026-07-18 16:57:34 UTC8.4 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#20

Earlier events M≥4121

Earlier events M≥580

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 UTC128.2 kmSOUTH SANDWICH ISLANDS REGION M5.92025-08-31 16:24:28 UTC128.2 kmSouth Sandwich Islands region M5.72025-12-17 17:06:01 UTC95.4 kmSouth Sandwich Islands region M5.72025-12-17 17:05:57 UTC110.3 kmSOUTH SANDWICH ISLANDS REGION M5.72025-12-08 18:41:11 UTC128.0 kmSouth Sandwich Islands Region

Stats (last 24h)

Global (24h)

588

Country (24h)

—

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