Back to map

M4.9 Earthquake near South Sandwich Islands region

UTC time: 2025-03-22 04:24:23 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
M4.9
Depth
30.7 km
Source
USGS

South Sandwich Islands region

Map

About this earthquake

A magnitude M4.9 earthquake was recorded near South Sandwich Islands region on March 22, 2025 at 04:24 UTC. With a focal depth of about 31 km, this was a shallow earthquake, whose shaking is usually felt more strongly at the surface. Tremors of this size are distinctly felt and can occasionally cause light damage.

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

Details

ID
d1abfd040ad48552ac14fd08e7dd7d61bf0cf16d
Magnitude
M4.9
Depth
30.7 km
UTC time
2025-03-22 04:24:23 UTC
Local time
—
Country
—
Source
usgs
Coordinates
-58.75550, -25.26740

Depth profile

Depth profile Depth: 30.7 km (Shallow) Surface Shallow Intermediate Deep 0 km 70 km 300 km 700 km 30.7 km
Shallow
30.7 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: 73 km ·Shield ·Elevation: 1'370 m ·Last eruption: 2007 ·United Kingdom
  • Bristol Island
    Distance: 78 km ·Stratovolcano ·Elevation: 1'100 m ·Last eruption: 2016 ·United Kingdom
  • Saunders
    Distance: 128 km ·Stratovolcano ·Elevation: 843 m ·Last eruption: 2026 ·United Kingdom
  • Southern Thule
    Distance: 135 km ·Stratovolcano(es) ·Elevation: 1'075 m ·Last eruption: 1975 ·United Kingdom
  • Candlemas Island
    Distance: 204 km ·Stratovolcano ·Elevation: 550 m ·Last eruption: 1911 ·United Kingdom
  • Hodson
    Distance: 254 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)
614
Country (24h)
—
—
Current earthquakes in
Magnitude Place Local time
No recent events available.

Share