QQuakeFacts
USGS us1000dqj3

23 Apr 2018, 08:37

197 km SE of Katabu, Indonesia

A magnitude 5.5 mww earthquake at 652.5 km depth.

Depth652.5 kmPublished hypocentral depth
Tsunami flagNot flaggedUSGS catalog flag, not a current warning
Updated3 May 2022Latest timestamp stored in this record

Published location

Where is 197 km SE of Katabu, 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.

-6.310700, 123.645500

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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
us1000dqj3
Coordinates
-6.3107, 123.6455
Network
us
Significance
465