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M4.9 Earthquake near South Sandwich Islands region

UTC time: 2026-09-29 15:17:18 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
M4.9
Depth
114.8 km
Source
USGS

South Sandwich Islands region

Map

About this earthquake

A magnitude M4.9 earthquake was recorded near South Sandwich Islands region on September 29, 2026 at 15:17 UTC. The earthquake originated at an intermediate depth of about 115 km. Earthquakes of this magnitude are clearly felt; minor damage to vulnerable buildings is possible.

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

Details

ID
6b0493199fdfacc377f995d78f147145e3507ceb
Magnitude
M4.9
Depth
114.8 km
UTC time
2026-09-29 15:17:18 UTC
Local time
—
Country
—
Source
usgs
Coordinates
-58.73880, -26.00660
Temperature
-16.3°C

Depth profile

Depth profile Depth: 114.8 km (Intermediate) Surface Shallow Intermediate Deep 0 km 70 km 300 km 700 km 114.8 km
Intermediate
114.8 km
Why depth matters

Intermediate-depth quakes are felt across a wider area but usually cause less surface damage.

Depth classes per USGS

Tectonic context

Located on the Sandwich Plate.
Near the boundary Sandwich ↔ South America · about 112 km away

Volcanoes nearby

  • Montagu Island
    Distance: 39 km ·Shield ·Elevation: 1'370 m ·Last eruption: 2007 ·United Kingdom
  • Bristol Island
    Distance: 43 km ·Stratovolcano ·Elevation: 1'100 m ·Last eruption: 2016 ·United Kingdom
  • Southern Thule
    Distance: 105 km ·Stratovolcano(es) ·Elevation: 1'075 m ·Last eruption: 1975 ·United Kingdom
  • Saunders
    Distance: 108 km ·Stratovolcano ·Elevation: 843 m ·Last eruption: 2026 ·United Kingdom
  • Candlemas Island
    Distance: 189 km ·Stratovolcano ·Elevation: 550 m ·Last eruption: 1911 ·United Kingdom
  • Hodson
    Distance: 236 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

Stats (last 24h)

Global (24h)
613
Country (24h)
—
—
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