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M4.4 Depth: 10.0 km

M4.4 Earthquake near South Sandwich Islands region

UTC time: 2025-03-21 21:24:13 UTC Local time: —

About this earthquake

On March 21, 2025 at 21:24 UTC, a magnitude M4.4 earthquake occurred near South Sandwich Islands region. 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 USGS.

Details

Magnitude
M4.4
Depth
10.0 km
UTC time
2025-03-21 21:24:13 UTC
Local time
—
Country
—
Source
usgs
Coordinates
-60.27890, -26.68130

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

  • Southern Thule
    Distance: 98 km ·Stratovolcano(es) ·Elevation: 1'075 m ·Last eruption: 1975 ·United Kingdom
  • Bristol Island
    Distance: 141 km ·Stratovolcano ·Elevation: 1'100 m ·Last eruption: 2016 ·United Kingdom
  • Montagu Island
    Distance: 205 km ·Shield ·Elevation: 1'370 m ·Last eruption: 2007 ·United Kingdom
  • Saunders
    Distance: 276 km ·Stratovolcano ·Elevation: 843 m ·Last eruption: 2026 ·United Kingdom
  • Candlemas Island
    Distance: 356 km ·Stratovolcano ·Elevation: 550 m ·Last eruption: 1911 ·United Kingdom
  • Hodson
    Distance: 398 km ·Stratovolcano ·Elevation: 835 m ·United Kingdom

Stats (last 24h)

Global (24h)
652
Country (24h)
—
—
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