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M4.9 Depth: 10.0 km

M4.9 Earthquake near South Sandwich Islands Region

UTC time: 2025-09-19 09:22:35 UTC Local time: —

About this earthquake

A magnitude M4.9 earthquake was recorded near South Sandwich Islands Region on September 19, 2025 at 09:22 UTC. The hypocenter lay relatively close to the surface at around 10 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 GFZ.

Details

Magnitude
M4.9
Depth
10.0 km
UTC time
2025-09-19 09:22:35 UTC
Local time
—
Country
—
Source
gfz
Coordinates
-58.79000, -24.65000
Temperature
-4.5°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: 107 km ·Shield ·Elevation: 1'370 m ·Last eruption: 2007 ·United Kingdom
  • Bristol Island
    Distance: 111 km ·Stratovolcano ·Elevation: 1'100 m ·Last eruption: 2016 ·United Kingdom
  • Saunders
    Distance: 154 km ·Stratovolcano ·Elevation: 843 m ·Last eruption: 2026 ·United Kingdom
  • Southern Thule
    Distance: 164 km ·Stratovolcano(es) ·Elevation: 1'075 m ·Last eruption: 1975 ·United Kingdom
  • Candlemas Island
    Distance: 224 km ·Stratovolcano ·Elevation: 550 m ·Last eruption: 1911 ·United Kingdom
  • Hodson
    Distance: 275 km ·Stratovolcano ·Elevation: 835 m ·United Kingdom

Stats (last 24h)

Global (24h)
653
Country (24h)
—
—
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