QQuakeFacts
USGS usp000bxt4

22 May 2003, 04:14

30 km NW of Dellys, Algeria

A magnitude 5.1 mwc earthquake at 10 km depth.

Depth10 kmPublished hypocentral depth
Tsunami flagNot flaggedUSGS catalog flag, not a current warning
Updated2 May 2022Latest timestamp stored in this record

Published location

Where is 30 km NW of Dellys, Algeria?

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

37.080000, 3.635000

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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
usp000bxt4
Coordinates
37.08, 3.635
Network
us
Significance
400