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M5.5 Earthquake near southern Mid-Atlantic Ridge

UTC time: 2025-01-21 06:05:14 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
M5.5
Depth
10.0 km
Source
USGS

southern Mid-Atlantic Ridge

Map

M5.5 Earthquake near southern Mid-Atlantic Ridge · 2025-01-21 — Map showing the location of the epicenter
M5.5 Earthquake near southern Mid-Atlantic Ridge · 2025-01-21 — Map showing the location of the epicenter

About this earthquake

On January 21, 2025 at 06:05 UTC, a magnitude M5.5 earthquake occurred near southern Mid-Atlantic Ridge. With a focal depth of about 10 km, this was a shallow earthquake, whose shaking is usually felt more strongly at the surface. Events of this size can cause damage near the epicenter.

The event was recorded by USGS.

Details

ID
0d2bb153c6fdd62caee21bf79f2ce986fcd28dc7
Magnitude
M5.5
Depth
10.0 km
UTC time
2025-01-21 06:05:14 UTC
Local time
—
Country
—
Source
usgs
Coordinates
-27.51960, -13.42340

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

Subsequent earthquakes nearby

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

First 6 hours0
First 24 hours7
First 72 hours10
Strongest subsequent eventM4.9
M4.72025-01-21 18:37:47 UTC16.4 kmsouthern Mid-Atlantic Ridge M4.52025-01-21 19:05:44 UTC14.8 kmsouthern Mid-Atlantic Ridge M4.62025-01-21 20:11:56 UTC18.9 kmsouthern Mid-Atlantic Ridge M4.72025-01-21 21:03:20 UTC40.0 kmsouthern Mid-Atlantic Ridge M4.62025-01-21 22:05:38 UTC20.8 kmsouthern Mid-Atlantic Ridge M4.92025-01-22 00:06:59 UTC17.3 kmsouthern Mid-Atlantic Ridge M4.62025-01-22 00:26:12 UTC38.6 kmsouthern Mid-Atlantic Ridge M4.62025-01-22 15:59:39 UTC25.8 kmsouthern Mid-Atlantic Ridge M4.72025-01-22 22:37:38 UTC3.4 kmsouthern Mid-Atlantic Ridge M4.92025-01-23 19:59:28 UTC3.5 kmsouthern Mid-Atlantic Ridge M4.62025-01-27 05:25:04 UTC61.8 kmsouthern Mid-Atlantic Ridge M4.72025-01-27 08:46:15 UTC58.3 kmsouthern Mid-Atlantic Ridge

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#1
Earlier events M≥45
Earlier events M≥52
Compared since2025-01-21

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

Strongest earlier events

M5.22025-01-21 05:13:36 UTC34.9 kmsouthern Mid-Atlantic Ridge M5.12025-01-21 05:36:11 UTC9.1 kmsouthern Mid-Atlantic Ridge M4.92025-01-21 05:29:32 UTC33.9 kmsouthern Mid-Atlantic Ridge M4.82025-01-21 04:01:39 UTC18.8 kmsouthern Mid-Atlantic Ridge M4.62025-01-21 03:32:22 UTC58.6 kmsouthern Mid-Atlantic Ridge

Stats (last 24h)

Global (24h)
628
Country (24h)
—
—
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