QQuakeFacts
QuakeFactsEvidence report · prepared 2 September 2026https://quakes99.com/entity/usp000bffp
USGS usp000bffp

27 Oct 2002, 09:09

Babuyan Islands region, Philippines

A magnitude 5.4 mwc earthquake at 33 km depth.

Depth33 kmPublished hypocentral depth
Tsunami flagNot flaggedUSGS catalog flag, not a current warning
Updated2 May 2022Latest timestamp stored in this record

Published location

Where is Babuyan Islands region, Philippines?

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

19.194000, 121.281000

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Map data © OpenStreetMap contributors

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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Nearby events with a similar magnitude

M 5.4

13 km S of Namuac, Philippines

M 5.4

69 km N of Namuac, Philippines

M 5.4

83 km SW of Basco, Philippines

M 5.4

Taiwan region

M 5.4

34 km WNW of Hengchun, Taiwan

M 5.4

73 km SW of Basco, Philippines

Catalog fields and provenance
Event ID
usp000bffp
Coordinates
19.194, 121.281
Network
us
Significance
449