QQuakeFacts
USGS iscgem911855

5 Apr 1922, 10:59

148 km E of Biak, Indonesia

A magnitude 6.9 mw earthquake at 25 km depth.

Depth25 kmPublished hypocentral depth
Tsunami flagNot flaggedUSGS catalog flag, not a current warning
Updated25 April 2022Latest timestamp stored in this record

Published location

Where is 148 km E of Biak, Indonesia?

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

-1.388000, 137.403000

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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
iscgem911855
Coordinates
-1.388, 137.403
Network
iscgem
Significance
730