QQuakeFacts
USGS usp000ay1s

8 Feb 2002, 22:29

228 km NW of Gorontalo, Indonesia

A magnitude 5.3 mwc earthquake at 550 km depth.

Depth550 kmPublished hypocentral depth
Tsunami flagNot flaggedUSGS catalog flag, not a current warning
Updated19 December 2025Latest timestamp stored in this record

Published location

Where is 228 km NW of Gorontalo, 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.

2.171000, 121.805000

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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
usp000ay1s
Coordinates
2.171, 121.805
Network
us
Significance
432