QQuakeFacts
QuakeFactsEvidence report · prepared 2 September 2026https://quakes99.com/entity/usp000c65e
USGS usp000c65e

28 Aug 2003, 23:06

63 km SE of Yigo Village, Guam

A magnitude 5.5 mwb 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 63 km SE of Yigo Village, Guam?

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

13.162000, 145.335000

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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 5.5

137 km SE of San Jose Village, Northern Mariana Islands

M 5.5

141 km NW of Saipan, Northern Mariana Islands

M 5.5

121 km SW of Merizo Village, Guam

M 5.5

130 km NW of Saipan, Northern Mariana Islands

M 5.5

141 km NW of Saipan, Northern Mariana Islands

M 5.5

119 km NW of Saipan, Northern Mariana Islands

Catalog fields and provenance
Event ID
usp000c65e
Coordinates
13.162, 145.335
Network
us
Significance
465