Back to map

M5.1 Earthquake near NORTH OF ASCENSION ISLAND

UTC time: 2025-07-21 22:57:15 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.

Magnitude
M5.1
Depth
10.0 km
Source
EMSC

NORTH OF ASCENSION ISLAND

Map

M5.1 Earthquake near NORTH OF ASCENSION ISLAND · 2025-07-21 — Map showing the location of the epicenter
M5.1 Earthquake near NORTH OF ASCENSION ISLAND · 2025-07-21 — Map showing the location of the epicenter

About this earthquake

On July 21, 2025 at 22:57 UTC, a magnitude M5.1 earthquake occurred near NORTH OF ASCENSION ISLAND. 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 event was recorded by EMSC.

Details

ID
c55c6ac324145f915453a192b12c4c663132b8a5
Magnitude
M5.1
Depth
10.0 km
UTC time
2025-07-21 22:57:15 UTC
Local time
—
Country
—
Source
emsc
Coordinates
-4.60000, -12.34000
Temperature
23.6°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

Nearby population centers

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

PlaceDistanceDirectionPopulation
Harper1123.0 kmNE35'503

GeoNames · CC BY 4.0

Volcanoes nearby

  • Ascension
    Distance: 434 km ·Stratovolcano ·Elevation: 822 m ·Last eruption: 1508 ·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 hours5
First 72 hours5
Strongest subsequent eventM5.3
M4.92025-07-21 22:57:16 UTC20.5 kmNorth of Ascension Island M5.12025-07-22 06:38:16 UTC12.3 kmnorth of Ascension Island M4.82025-07-22 06:38:16 UTC14.9 kmNorth of Ascension Island M5.32025-07-22 06:38:17 UTC5.0 kmNorth of Ascension Island M5.12025-07-22 06:38:17 UTC3.5 kmNORTH OF ASCENSION ISLAND

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

Stats (last 24h)

Global (24h)
641
Country (24h)
—
—
Current earthquakes in
Magnitude Place Local time
No recent events available.

Share