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M5.1 Depth: 35.0 km

M5.1 Earthquake near SOUTH SANDWICH ISLANDS REGION

UTC time: 2025-06-28 18:18:20 UTC Local time: —

About this earthquake

On June 28, 2025 at 18:18 UTC, a magnitude M5.1 earthquake occurred near SOUTH SANDWICH ISLANDS REGION. With a focal depth of about 35 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 data is provided by EMSC and cross-checked across seismological networks.

Details

Magnitude
M5.1
Depth
35.0 km
UTC time
2025-06-28 18:18:20 UTC
Local time
—
Country
—
Source
emsc
Coordinates
-55.78960, -27.13130
Temperature
-2.2°C

Map

Depth profile

Depth profile Depth: 35 km (Shallow) Surface Shallow Intermediate Deep 0 km 70 km 300 km 700 km 35 km
Shallow
35 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
Grytviken620.1 kmW2

GeoNames · CC BY 4.0

Volcanoes nearby

  • Zavodovski
    Distance: 63 km ·Stratovolcano ·Elevation: 551 m ·Last eruption: 2016 ·United Kingdom
  • Protector Seamounts
    Distance: 66 km ·Volcanic field ·Elevation: -55 m ·Last eruption: 1962 ·United Kingdom
  • Hodson
    Distance: 103 km ·Stratovolcano ·Elevation: 835 m ·United Kingdom
  • Leskov Island
    Distance: 115 km ·Stratovolcano ·Elevation: 190 m ·United Kingdom
  • Candlemas Island
    Distance: 146 km ·Stratovolcano ·Elevation: 550 m ·Last eruption: 1911 ·United Kingdom
  • Saunders
    Distance: 227 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 hours1
Strongest subsequent eventM5.2
M4.42025-06-30 17:38:12 UTC72.0 km M5.22025-07-19 04:28:10 UTC47.9 kmSouth Sandwich Islands Region M5.02025-07-19 04:28:21 UTC69.7 km M4.92025-07-20 18:41:16 UTC101.0 kmSouth Sandwich Islands region M5.02025-07-20 18:41:20 UTC112.5 kmSouth Sandwich Islands Region M4.92025-07-20 18:41:20 UTC112.6 km

Historical context nearby

Comparison with recorded earthquakes before this event within 150 km.

Magnitude rank#22
Earlier events M≥457
Earlier events M≥530
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 UTC73.8 kmSouth Sandwich Islands region M5.92025-03-14 23:42:32 UTC4.9 kmSouth Sandwich Islands region M5.72025-03-27 00:41:25 UTC48.5 kmSouth Sandwich Islands region M5.62025-06-10 04:07:23 UTC76.7 kmSouth Sandwich Islands region M5.62025-06-10 04:07:22 UTC73.2 km

Stats (last 24h)

Global (24h)
663
Country (24h)
—
—
Current earthquakes in
Magnitude Place Local time
No recent events available.

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