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M5.5 Earthquake near South Sandwich Islands region

UTC time: 2025-04-05 11:29:12 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
M5.5
Depth
28.0 km
Source
USGS

South Sandwich Islands region

Map

M5.5 Earthquake near South Sandwich Islands region · 2025-04-05 — Map showing the location of the epicenter
M5.5 Earthquake near South Sandwich Islands region · 2025-04-05 — Map showing the location of the epicenter

About this earthquake

On April 5, 2025 at 11:29 UTC, a magnitude M5.5 earthquake occurred near South Sandwich Islands region. The hypocenter lay relatively close to the surface at around 28 km, increasing how strongly it was felt. Earthquakes of this magnitude can damage poorly built structures.

The event was recorded by USGS.

Details

ID
937afe5812f63761929ae33ab237f3f32a5e68dd
Magnitude
M5.5
Depth
28.0 km
UTC time
2025-04-05 11:29:12 UTC
Local time
—
Country
—
Source
usgs
Coordinates
-57.26710, -25.62400

Depth profile

Depth profile Depth: 28 km (Shallow) Surface Shallow Intermediate Deep 0 km 70 km 300 km 700 km 28 km
Shallow
28 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
Grytviken756.3 kmW2

GeoNames · CC BY 4.0

Volcanoes nearby

  • Candlemas Island
    Distance: 66 km ·Stratovolcano ·Elevation: 550 m ·Last eruption: 1911 ·United Kingdom
  • Saunders
    Distance: 78 km ·Stratovolcano ·Elevation: 843 m ·Last eruption: 2026 ·United Kingdom
  • Hodson
    Distance: 112 km ·Stratovolcano ·Elevation: 835 m ·United Kingdom
  • Montagu Island
    Distance: 138 km ·Shield ·Elevation: 1'370 m ·Last eruption: 2007 ·United Kingdom
  • Zavodovski
    Distance: 160 km ·Stratovolcano ·Elevation: 551 m ·Last eruption: 2016 ·United Kingdom
  • Leskov Island
    Distance: 167 km ·Stratovolcano ·Elevation: 190 m ·United Kingdom

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#5
Earlier events M≥425
Earlier events M≥510
Compared since2025-01-01

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

Strongest earlier events

M6.22025-01-01 13:48:25 UTC111.1 kmSouth Sandwich Islands Region M6.12025-01-01 13:48:24 UTC115.9 kmSouth Sandwich Islands region M5.72025-04-05 11:29:11 UTC20.2 kmSouth Sandwich Islands Region M5.62025-03-27 00:41:25 UTC146.4 kmSouth Sandwich Islands M5.32025-03-20 12:04:21 UTC140.8 kmSouth Sandwich Islands region

Stats (last 24h)

Global (24h)
613
Country (24h)
—
—
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