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M5.1 Earthquake near South Sandwich Islands region

UTC time: 2026-09-12 00:55:08 UTC Local time: —
Earthquake newsQuakeMap24
First published: Content updated:

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

Magnitude
M5.1
Depth
10.0 km
Source
ISC

South Sandwich Islands region

Map

M5.1 Earthquake near South Sandwich Islands region · 2026-09-12 — Map showing the location of the epicenter
M5.1 Earthquake near South Sandwich Islands region · 2026-09-12 — Map showing the location of the epicenter

About this earthquake

On September 12, 2026 at 00:55 UTC, a magnitude M5.1 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. Events of this size can cause damage near the epicenter.

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

Details

ID
a0db8ea0586e86702e2a073093c952a09159c305
Magnitude
M5.1
Depth
10.0 km
UTC time
2026-09-12 00:55:08 UTC
Local time
—
Country
—
Source
isc
Coordinates
-59.13500, -24.92700
Temperature
-7.5°C

Depth profile

Depth profile Depth: 10 km (Shallow) Surface Shallow Intermediate Deep 0 km 70 km 300 km 700 km 10 km
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 37 km away

Nearby population centers

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

PlaceDistanceDirectionPopulation
Grytviken887.4 kmNW2

GeoNames · CC BY 4.0

Volcanoes nearby

  • Bristol Island
    Distance: 93 km ·Stratovolcano ·Elevation: 1'100 m ·Last eruption: 2016 ·United Kingdom
  • Montagu Island
    Distance: 113 km ·Shield ·Elevation: 1'370 m ·Last eruption: 2007 ·United Kingdom
  • Southern Thule
    Distance: 135 km ·Stratovolcano(es) ·Elevation: 1'075 m ·Last eruption: 1975 ·United Kingdom
  • Saunders
    Distance: 174 km ·Stratovolcano ·Elevation: 843 m ·Last eruption: 2026 ·United Kingdom
  • Candlemas Island
    Distance: 250 km ·Stratovolcano ·Elevation: 550 m ·Last eruption: 1911 ·United Kingdom
  • Hodson
    Distance: 300 km ·Stratovolcano ·Elevation: 835 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#74
Earlier events M≥4162
Earlier events M≥5116
Compared since2025-01-03

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

Strongest earlier events

M6.52026-01-29 07:30:34 UTC131.8 kmSouth Sandwich Islands Region M5.92025-08-31 16:24:29 UTC88.8 kmSOUTH SANDWICH ISLANDS REGION M5.92025-08-31 16:24:28 UTC88.8 kmSouth Sandwich Islands region M5.82026-02-16 14:52:52 UTC117.4 kmSouth Sandwich Islands Region M5.72026-02-16 14:52:58 UTC135.7 kmSOUTH SANDWICH ISLANDS REGION

Stats (last 24h)

Global (24h)
648
Country (24h)
—
—
Current earthquakes in
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No recent events available.

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