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M5.3 Depth: 49.0 km

M5.3 Earthquake near South Sandwich Islands Region

UTC time: 2025-09-24 13:36:28 UTC Local time: —

About this earthquake

On September 24, 2025 at 13:36 UTC, a magnitude M5.3 earthquake occurred near South Sandwich Islands Region. With a focal depth of about 49 km, this was a shallow earthquake, whose shaking is usually felt more strongly at the surface. Earthquakes of this magnitude can damage poorly built structures.

The event was recorded by GFZ.

Details

Magnitude
M5.3
Depth
49.0 km
UTC time
2025-09-24 13:36:28 UTC
Local time
—
Country
—
Source
gfz
Coordinates
-57.94000, -25.42000
Temperature
-7.3°C

Map

Depth profile

Depth profile Depth: 49 km (Shallow) Surface Shallow Intermediate Deep 0 km 70 km 300 km 700 km 49 km
Shallow
49 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

Nearby population centers

Distances are straight-line distances from the epicenter. Population data: GeoNames.

PlaceDistanceDirectionPopulation
Grytviken797.5 kmNW2

GeoNames · CC BY 4.0

Volcanoes nearby

  • Saunders
    Distance: 65 km ·Stratovolcano ·Elevation: 843 m ·Last eruption: 2026 ·United Kingdom
  • Montagu Island
    Distance: 79 km ·Shield ·Elevation: 1'370 m ·Last eruption: 2007 ·United Kingdom
  • Candlemas Island
    Distance: 121 km ·Stratovolcano ·Elevation: 550 m ·Last eruption: 1911 ·United Kingdom
  • Bristol Island
    Distance: 136 km ·Stratovolcano ·Elevation: 1'100 m ·Last eruption: 2016 ·United Kingdom
  • Hodson
    Distance: 172 km ·Stratovolcano ·Elevation: 835 m ·United Kingdom
  • Southern Thule
    Distance: 197 km ·Stratovolcano(es) ·Elevation: 1'075 m ·Last eruption: 1975 ·United Kingdom

Subsequent earthquakes nearby

Events recorded after this earthquake within 150 km. They are not automatically classified as aftershocks.

First 6 hours2
First 24 hours2
First 72 hours2
Strongest subsequent eventM5.5
M5.12025-09-24 13:36:30 UTC11.1 km M5.12025-09-24 13:36:31 UTC10.9 kmSouth Sandwich Islands region M5.42025-10-08 03:50:46 UTC75.7 km M5.52025-10-08 03:50:47 UTC65.0 kmSouth Sandwich Islands Region M5.12025-10-08 03:51:00 UTC43.9 kmEvent of magnitude 5.1, near of Mar del Plata (Monde) M4.92025-10-13 02:40:34 UTC116.6 km M5.22025-10-21 18:11:00 UTC113.5 kmSouth Sandwich Islands Region M5.22025-10-21 18:11:08 UTC116.5 kmSouth Sandwich Islands region

Historical context nearby

Comparison with recorded earthquakes before this event within 150 km.

Magnitude rank#13
Earlier events M≥453
Earlier events M≥529
Compared since2025-01-03

The QuakeMap24 comparison dataset begins on 2024-03-23. Earlier earthquakes may not be included.

Strongest earlier events

M5.92025-08-31 16:24:29 UTC53.8 km M5.62025-08-31 16:24:21 UTC36.7 kmSouth Sandwich Islands Region M5.62025-07-30 09:24:37 UTC119.9 kmSouth Sandwich Islands region M5.62025-07-30 09:24:37 UTC121.5 km M5.62025-04-05 11:32:09 UTC77.6 kmSouth Sandwich Islands region

Stats (last 24h)

Global (24h)
659
Country (24h)
—
—
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