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M5.1 Depth: 10.0 km

M5.1 Earthquake near South Sandwich Islands Region

UTC time: 2025-10-30 06:39:42 UTC Local time: —

About this earthquake

A magnitude M5.1 earthquake was recorded near South Sandwich Islands Region on October 30, 2025 at 06:39 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 can damage poorly built structures.

The event was recorded by GFZ.

Details

Magnitude
M5.1
Depth
10.0 km
UTC time
2025-10-30 06:39:42 UTC
Local time
—
Country
—
Source
gfz
Coordinates
-55.77000, -26.34000
Temperature
-0.4°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

Nearby population centers

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

PlaceDistanceDirectionPopulation
Grytviken668.3 kmW2

GeoNames · CC BY 4.0

Volcanoes nearby

  • Zavodovski
    Distance: 96 km ·Stratovolcano ·Elevation: 551 m ·Last eruption: 2016 ·United Kingdom
  • Protector Seamounts
    Distance: 115 km ·Volcanic field ·Elevation: -55 m ·Last eruption: 1962 ·United Kingdom
  • Hodson
    Distance: 117 km ·Stratovolcano ·Elevation: 835 m ·United Kingdom
  • Candlemas Island
    Distance: 147 km ·Stratovolcano ·Elevation: 550 m ·Last eruption: 1911 ·United Kingdom
  • Leskov Island
    Distance: 149 km ·Stratovolcano ·Elevation: 190 m ·United Kingdom
  • Saunders
    Distance: 226 km ·Stratovolcano ·Elevation: 843 m ·Last eruption: 2026 ·United Kingdom

Subsequent earthquakes nearby

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

First 6 hours0
First 24 hours0
First 72 hours5
Strongest subsequent eventM5.2
M4.92025-11-01 01:16:57 UTC31.6 kmSouth Sandwich Islands Region M5.02025-11-01 01:16:57 UTC40.6 km M5.22025-11-01 01:51:23 UTC33.4 kmSouth Sandwich Islands Region M5.22025-11-01 01:51:24 UTC34.9 kmSouth Sandwich Islands region M5.02025-11-01 01:51:25 UTC39.4 kmEvent of magnitude 5.0, near of Mar del Plata (Monde) M5.12025-11-04 03:20:52 UTC10.7 kmSouth Sandwich Islands Region M5.12025-11-04 03:20:56 UTC33.4 kmSouth Sandwich Islands region M5.02025-11-12 04:23:02 UTC61.9 kmSouth Sandwich Islands region M4.92025-11-16 00:00:11 UTC78.7 kmSouth Sandwich Islands Region M5.02025-11-16 00:00:14 UTC86.6 kmSouth Sandwich Islands region

Historical context nearby

Comparison with recorded earthquakes before this event within 150 km.

Magnitude rank#39
Earlier events M≥486
Earlier events M≥554
Compared since2025-01-01

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

Strongest earlier events

M6.12025-01-01 13:48:24 UTC74.6 kmSouth Sandwich Islands region M5.92025-03-14 23:42:32 UTC45.9 kmSouth Sandwich Islands region M5.72025-03-27 00:41:25 UTC82.3 kmSouth Sandwich Islands region M5.62025-09-13 04:32:03 UTC93.7 kmSouth Sandwich Islands Region M5.62025-06-10 04:07:23 UTC120.0 kmSouth Sandwich Islands region

Stats (last 24h)

Global (24h)
663
Country (24h)
—
—
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