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M4.8 Earthquake near South Sandwich Islands region

UTC time: 2026-07-15 15:36:06 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
M4.8
Depth
135.6 km
Source
USGS

South Sandwich Islands region

Map

About this earthquake

On July 15, 2026 at 15:36 UTC, a magnitude M4.8 earthquake occurred near South Sandwich Islands region. The earthquake originated at an intermediate depth of about 136 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
ee54b8e91ebc7a837cd599eb954291e61097acc8
Magnitude
M4.8
Depth
135.6 km
UTC time
2026-07-15 15:36:06 UTC
Local time
—
Country
—
Source
usgs
Coordinates
-59.45250, -26.33640
Temperature
-4.2°C

Depth profile

Depth profile Depth: 135.6 km (Intermediate) Surface Shallow Intermediate Deep 0 km 70 km 300 km 700 km 135.6 km
Intermediate
135.6 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 90 km away

Volcanoes nearby

  • Bristol Island
    Distance: 50 km ·Stratovolcano ·Elevation: 1'100 m ·Last eruption: 2016 ·United Kingdom
  • Southern Thule
    Distance: 50 km ·Stratovolcano(es) ·Elevation: 1'075 m ·Last eruption: 1975 ·United Kingdom
  • Montagu Island
    Distance: 112 km ·Shield ·Elevation: 1'370 m ·Last eruption: 2007 ·United Kingdom
  • Saunders
    Distance: 184 km ·Stratovolcano ·Elevation: 843 m ·Last eruption: 2026 ·United Kingdom
  • Candlemas Island
    Distance: 265 km ·Stratovolcano ·Elevation: 550 m ·Last eruption: 1911 ·United Kingdom
  • Hodson
    Distance: 309 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)
588
Country (24h)
—
—
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