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M4.8 Earthquake near South Sandwich Islands region

UTC time: 2026-09-29 04:16:27 UTC Local time: —
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Archive record · original publication time was not recorded Content updated:

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

Magnitude
M4.8
Depth
35.1 km
Source
USGS

South Sandwich Islands region

Map

About this earthquake

A magnitude M4.8 earthquake was recorded near South Sandwich Islands region on September 29, 2026 at 04:16 UTC. The hypocenter lay relatively close to the surface at around 35 km, increasing how strongly it was felt. Tremors of this size are distinctly felt and can occasionally cause light damage.

The event was recorded by USGS.

Details

ID
4deb3ba10b5e2fd3239bbefe75bb3c9850b312a0
Magnitude
M4.8
Depth
35.1 km
UTC time
2026-09-29 04:16:27 UTC
Local time
—
Country
—
Source
usgs
Coordinates
-55.31570, -28.20980
Temperature
-9.0°C

Depth profile

Depth profile Depth: 35.1 km (Shallow) Surface Shallow Intermediate Deep 0 km 70 km 300 km 700 km 35.1 km
Shallow
35.1 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 30 km away

Volcanoes nearby

  • Protector Seamounts
    Distance: 66 km ·Volcanic field ·Elevation: -55 m ·Last eruption: 1962 ·United Kingdom
  • Zavodovski
    Distance: 117 km ·Stratovolcano ·Elevation: 551 m ·Last eruption: 2016 ·United Kingdom
  • Leskov Island
    Distance: 149 km ·Stratovolcano ·Elevation: 190 m ·United Kingdom
  • Hodson
    Distance: 168 km ·Stratovolcano ·Elevation: 835 m ·United Kingdom
  • Candlemas Island
    Distance: 218 km ·Stratovolcano ·Elevation: 550 m ·Last eruption: 1911 ·United Kingdom
  • Saunders
    Distance: 296 km ·Stratovolcano ·Elevation: 843 m ·Last eruption: 2026 ·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

Stats (last 24h)

Global (24h)
601
Country (24h)
—
—
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