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M5.2 Depth: 10.0 km

M5.2 Earthquake near South Sandwich Islands Region

UTC time: 2025-09-20 07:28:13 UTC Local time: —

About this earthquake

A magnitude M5.2 earthquake was recorded near South Sandwich Islands Region on September 20, 2025 at 07:28 UTC. The hypocenter lay relatively close to the surface at around 10 km, increasing how strongly it was felt. Earthquakes of this magnitude can damage poorly built structures.

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

Details

Magnitude
M5.2
Depth
10.0 km
UTC time
2025-09-20 07:28:13 UTC
Local time
—
Country
—
Source
gfz
Coordinates
-57.88000, -25.01000
Temperature
-6.3°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
Grytviken816.6 kmNW2

GeoNames · CC BY 4.0

Volcanoes nearby

  • Saunders
    Distance: 88 km ·Stratovolcano ·Elevation: 843 m ·Last eruption: 2026 ·United Kingdom
  • Montagu Island
    Distance: 102 km ·Shield ·Elevation: 1'370 m ·Last eruption: 2007 ·United Kingdom
  • Candlemas Island
    Distance: 133 km ·Stratovolcano ·Elevation: 550 m ·Last eruption: 1911 ·United Kingdom
  • Bristol Island
    Distance: 154 km ·Stratovolcano ·Elevation: 1'100 m ·Last eruption: 2016 ·United Kingdom
  • Hodson
    Distance: 184 km ·Stratovolcano ·Elevation: 835 m ·United Kingdom
  • Southern Thule
    Distance: 216 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 hours1
First 24 hours3
First 72 hours5
Strongest subsequent eventM5.5
M5.12025-09-20 07:28:16 UTC10.8 kmSouth Sandwich Islands region M5.42025-09-20 15:31:09 UTC34.3 kmSouth Sandwich Islands Region M5.22025-09-20 15:31:09 UTC33.6 km M5.12025-09-23 05:36:34 UTC102.9 kmSouth Sandwich Islands region M5.12025-09-23 05:36:34 UTC101.3 km M5.22025-09-24 13:36:21 UTC100.6 kmEvent of magnitude 5.2, near of Mar del Plata (Monde) M5.32025-09-24 13:36:28 UTC25.1 kmSouth Sandwich Islands Region M5.12025-09-24 13:36:30 UTC33.1 km M5.12025-09-24 13:36:31 UTC33.2 kmSouth Sandwich Islands region M5.42025-10-08 03:50:46 UTC50.8 km M5.52025-10-08 03:50:47 UTC40.3 kmSouth Sandwich Islands Region M5.12025-10-08 03:51:00 UTC25.6 kmEvent of magnitude 5.1, near of Mar del Plata (Monde)

Historical context nearby

Comparison with recorded earthquakes before this event within 150 km.

Magnitude rank#15
Earlier events M≥447
Earlier events M≥522
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 UTC68.6 km M5.62025-08-31 16:24:21 UTC49.1 kmSouth Sandwich Islands Region M5.62025-07-30 09:24:37 UTC136.6 kmSouth Sandwich Islands region M5.62025-07-30 09:24:37 UTC137.5 km M5.62025-04-05 11:32:09 UTC76.7 kmSouth Sandwich Islands region

Stats (last 24h)

Global (24h)
652
Country (24h)
—
—
Current earthquakes in
Magnitude Place Local time
No recent events available.

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