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M5.1 Earthquake near South Sandwich Islands region

UTC time: 2026-07-15 00:35:29 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. How our reports are produced ↗

Magnitude
M5.1
Depth
10.0 km
Source
USGS

South Sandwich Islands region

Map

M5.1 Earthquake near South Sandwich Islands region · 2026-07-15 — Map showing the location of the epicenter
M5.1 Earthquake near South Sandwich Islands region · 2026-07-15 — Map showing the location of the epicenter

About this earthquake

On July 15, 2026 at 00:35 UTC, a magnitude M5.1 earthquake occurred near South Sandwich Islands region. The hypocenter lay relatively close to the surface at around 10 km, increasing how strongly it was felt. Events of this size can cause damage near the epicenter.

The event was recorded by USGS.

Details

ID
657f57817600f87b3c86e7525aaee685268fbbe5
Magnitude
M5.1
Depth
10.0 km
UTC time
2026-07-15 00:35:29 UTC
Local time
—
Country
—
Source
usgs
Coordinates
-58.77120, -29.47230
Temperature
-2.4°C

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

Tectonic context

Located on the Sandwich Plate.
Near the boundary Sandwich ↔ Scotia · about 7 km away

Nearby population centers

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

PlaceDistanceDirectionPopulation
Grytviken659.3 kmNW2

GeoNames · CC BY 4.0

Volcanoes nearby

  • Southern Thule
    Distance: 148 km ·Stratovolcano(es) ·Elevation: 1'075 m ·Last eruption: 1975 ·United Kingdom
  • Bristol Island
    Distance: 171 km ·Stratovolcano ·Elevation: 1'100 m ·Last eruption: 2016 ·United Kingdom
  • Montagu Island
    Distance: 183 km ·Shield ·Elevation: 1'370 m ·Last eruption: 2007 ·United Kingdom
  • Saunders
    Distance: 205 km ·Stratovolcano ·Elevation: 843 m ·Last eruption: 2026 ·United Kingdom
  • Leskov Island
    Distance: 248 km ·Stratovolcano ·Elevation: 190 m ·United Kingdom
  • Candlemas Island
    Distance: 250 km ·Stratovolcano ·Elevation: 550 m ·Last eruption: 1911 ·United Kingdom

Comparison of seismic sources

3 sources currently report magnitudes from M5.1 to M5.2.

Measurements can differ because agencies use different networks and calculation methods. Values may be revised.

SourceMagnitudeDepthPosition difference
USGSM5.110.0 km0.0 km
EMSCM5.210.0 km3.2 km
GFZM5.210.0 km3.2 km

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

Historical context nearby

Comparison with recorded earthquakes before this event within 150 km.

Magnitude rank#2
Earlier events M≥410
Earlier events M≥56
Compared since2025-02-01

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

Strongest earlier events

M5.32025-10-31 19:30:34 UTC105.6 kmSouth Sandwich Islands Region M5.12025-10-29 13:28:35 UTC135.7 kmEvent of magnitude 5.1, near of Mar del Plata (Monde) M5.02026-05-02 10:31:50 UTC121.8 kmSouth Sandwich Islands Region M5.02026-04-06 13:09:27 UTC149.3 kmSouth Sandwich Islands Region M5.02026-01-12 02:26:47 UTC41.3 kmSouth Sandwich Islands Region

Stats (last 24h)

Global (24h)
501
Country (24h)
—
—
Current earthquakes in
Magnitude Place Local time
No recent events available.

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