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M5.1 Earthquake near South Sandwich Islands Region

UTC time: 2025-03-20 06:30:30 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
M5.1
Depth
132.0 km
Source
USP

South Sandwich Islands Region

Map

M5.1 Earthquake near South Sandwich Islands Region · 2025-03-20 — Map showing the location of the epicenter
M5.1 Earthquake near South Sandwich Islands Region · 2025-03-20 — Map showing the location of the epicenter

About this earthquake

A magnitude M5.1 earthquake was recorded near South Sandwich Islands Region on March 20, 2025 at 06:30 UTC. The earthquake originated at an intermediate depth of about 132 km. Events of this size can cause damage near the epicenter.

The event was recorded by USP.

Details

ID
b8f92635b4b0a2aaa1da861d28807bb7bf9a2d03
Magnitude
M5.1
Depth
132.0 km
UTC time
2025-03-20 06:30:30 UTC
Local time
—
Country
—
Source
usp
Coordinates
-60.39642, -27.50022

Depth profile

Depth profile Depth: 132 km (Intermediate) Surface Shallow Intermediate Deep 0 km 70 km 300 km 700 km 132 km
Intermediate
132 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
Grytviken867.1 kmNW2

GeoNames · CC BY 4.0

Volcanoes nearby

  • Southern Thule
    Distance: 107 km ·Stratovolcano(es) ·Elevation: 1'075 m ·Last eruption: 1975 ·United Kingdom
  • Bristol Island
    Distance: 163 km ·Stratovolcano ·Elevation: 1'100 m ·Last eruption: 2016 ·United Kingdom
  • Montagu Island
    Distance: 226 km ·Shield ·Elevation: 1'370 m ·Last eruption: 2007 ·United Kingdom
  • Saunders
    Distance: 294 km ·Stratovolcano ·Elevation: 843 m ·Last eruption: 2026 ·United Kingdom
  • Candlemas Island
    Distance: 372 km ·Stratovolcano ·Elevation: 550 m ·Last eruption: 1911 ·United Kingdom
  • Hodson
    Distance: 410 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 hours3
Strongest subsequent eventM5.2
M4.52025-03-20 09:34:01 UTC33.3 kmSouth Sandwich Islands region M4.42025-03-21 21:24:13 UTC46.9 kmSouth Sandwich Islands region M4.42025-03-22 13:16:33 UTC5.3 kmSouth Sandwich Islands region M5.02025-04-13 04:15:23 UTC89.5 kmSouth Sandwich Islands Region M5.22025-04-13 04:15:25 UTC82.2 kmSouth Sandwich Islands region M4.92025-04-15 20:39:42 UTC59.1 kmSouth Sandwich Islands region M4.72025-04-15 20:39:42 UTC80.1 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#4
Earlier events M≥415
Earlier events M≥53
Compared since2025-01-26

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

Strongest earlier events

M5.72025-03-20 06:30:19 UTC13.9 kmSouth Sandwich Islands region M5.22025-01-26 11:24:00 UTC103.6 kmSouth Sandwich Islands region M5.12025-03-19 11:46:21 UTC49.5 kmSouth Sandwich Islands region M4.92025-02-01 16:13:21 UTC35.9 kmSouth Sandwich Islands region M4.92025-03-19 11:46:23 UTC29.2 kmSouth Sandwich Islands Region

Stats (last 24h)

Global (24h)
601
Country (24h)
—
—
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