M4.9 Depth: 10.0 km

M4.9 Earthquake near South Sandwich Islands Region

UTC time: 2025-09-19 09:27:56 UTC Local time:

About this earthquake

A magnitude M4.9 earthquake was recorded near South Sandwich Islands Region on September 19, 2025 at 09:27 UTC. With a focal depth of about 10 km, this was a shallow earthquake, whose shaking is usually felt more strongly at the surface. Earthquakes of this magnitude are clearly felt; minor damage to vulnerable buildings is possible.

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

Details

Magnitude
M4.9
Depth
10.0 km
UTC time
2025-09-19 09:27:56 UTC
Local time
Country
Source
gfz
Coordinates
-58.64000, -24.20000
Temperature
-3.8°C

Map

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

Volcanoes nearby

  • Montagu Island
    Distance: 128 km ·Shield ·Elevation: 1'370 m ·Last eruption: 2007 ·United Kingdom
  • Bristol Island
    Distance: 141 km ·Stratovolcano ·Elevation: 1'100 m ·Last eruption: 2016 ·United Kingdom
  • Saunders
    Distance: 163 km ·Stratovolcano ·Elevation: 843 m ·Last eruption: 2026 ·United Kingdom
  • Southern Thule
    Distance: 195 km ·Stratovolcano(es) ·Elevation: 1'075 m ·Last eruption: 1975 ·United Kingdom
  • Candlemas Island
    Distance: 227 km ·Stratovolcano ·Elevation: 550 m ·Last eruption: 1911 ·United Kingdom
  • Hodson
    Distance: 278 km ·Stratovolcano ·Elevation: 835 m ·United Kingdom

Stats (last 24h)

Global (24h)
653
Country (24h)
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