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South Georgia & South Sandwich Islands

M4.9 Earthquake near South Sandwich Islands Region (South Georgia & South Sandwich Islands)

UTC time: 2025-12-12 13:56:10 UTC Local time: —
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Archive record · original publication time was not recorded

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

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About this earthquake

A magnitude M4.9 earthquake was recorded near South Sandwich Islands Region (South Georgia & South Sandwich Islands) on December 12, 2025 at 13:56 UTC. At around 153 km, the focal depth places this among intermediate-depth events. Tremors of this size are distinctly felt and can occasionally cause light damage.

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

Depth profile

Depth profile Depth: 152.7 km (Intermediate) Surface Shallow Intermediate Deep 0 km 70 km 300 km 700 km 152.7 km
Intermediate
152.7 km
152.7 km — deeper than the regional average (110.6 km)
Regional average: 110.6 km
Why depth matters

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

Depth classes per USGS

Volcanoes nearby

  • Bristol Island
    Distance: 6 km ·Stratovolcano ·Elevation: 1'100 m ·Last eruption: 2016 ·United Kingdom
  • Montagu Island
    Distance: 59 km ·Shield ·Elevation: 1'370 m ·Last eruption: 2007 ·United Kingdom
  • Southern Thule
    Distance: 65 km ·Stratovolcano(es) ·Elevation: 1'075 m ·Last eruption: 1975 ·United Kingdom
  • Saunders
    Distance: 130 km ·Stratovolcano ·Elevation: 843 m ·Last eruption: 2026 ·United Kingdom
  • Candlemas Island
    Distance: 210 km ·Stratovolcano ·Elevation: 550 m ·Last eruption: 1911 ·United Kingdom
  • Hodson
    Distance: 253 km ·Stratovolcano ·Elevation: 835 m ·United Kingdom

South Georgia & South Sandwich Islands

Context for this earthquake

05 Oct 2025 – 05 Oct 2026 · M ≥ 3.0 · 8 Catalogue entries

Sufficiently reliable matching data are not currently available for a direct comparison. The area profile shows the available records and their limitations.

Open seismic profile

Historic earthquake map · South Georgia & South Sandwich Islands

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Country statistics · South Georgia & South Sandwich Islands

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Stats (last 24h)

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