QQuakeFacts
USGS usb000shxb

1 Oct 2014, 20:20

northern Mid-Atlantic Ridge

A magnitude 5.1 mb earthquake at 11.4 km depth.

Depth11.4 kmPublished hypocentral depth
Tsunami flagNot flaggedUSGS catalog flag, not a current warning
Updated22 December 2025Latest timestamp stored in this record

Published location

Where is northern Mid-Atlantic Ridge?

This locator uses the coordinates in the approved source record. It shows geographic context, not a site boundary, safety zone or property-risk area.

31.422300, -41.039900

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What the numbers mean

Magnitude measures event size; depth locates the source below the surface. Neither value alone establishes local damage or personal risk.

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Catalog fields and provenance
Event ID
usb000shxb
Coordinates
31.4223, -41.0399
Network
us
Significance
400