QQuakeFacts
QuakeFactsEvidence report · prepared 2 September 2026https://quakes99.com/entity/official20050328160936530_30
USGS official20050328160936530_30

28 Mar 2005, 17:09

78 km WSW of Singkil, Indonesia

A magnitude 8.6 mww earthquake at 30 km depth.

Depth30 kmPublished hypocentral depth
Tsunami flagNot flaggedUSGS catalog flag, not a current warning
Updated14 July 2022Latest timestamp stored in this record

Published location

Where is 78 km WSW of Singkil, 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.

2.085000, 97.108000

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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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Use local emergency authorities and the live USGS event page. This historical evidence page is not an alert service.

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Nearby events with a similar magnitude

M 8.6

2012 Wharton Basin Earthquake

M 7.8

75 km E of Sinabang, Indonesia

M 7.54

209 km WSW of Sinabang, Indonesia

M 7.2

off the west coast of northern Sumatra

M 6.9

164 km WSW of Sinabang, Indonesia

M 6.9

89 km WSW of Singkil, Indonesia

Catalog fields and provenance
Event ID
official20050328160936530_30
Coordinates
2.085, 97.108
Network
official
Significance
1138