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USGS official20120411083836720_20

11 Apr 2012, 09:38

2012 Wharton Basin Earthquake

A magnitude 8.6 mw earthquake at 20 km depth.

Depth20 kmPublished hypocentral depth

Tsunami flagNot flaggedUSGS catalog flag, not a current warning

Updated26 November 2025Latest timestamp stored in this record

Published location

Where is 2012 Wharton Basin Earthquake?

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

2.327000, 93.063000

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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

78 km WSW of Singkil, Indonesia

75 km E of Sinabang, Indonesia

209 km WSW of Sinabang, Indonesia

off the west coast of northern Sumatra

164 km WSW of Sinabang, Indonesia

89 km WSW of Singkil, Indonesia

Catalog fields and provenance

Event ID

official20120411083836720_20

Coordinates

2.327, 93.063

Network

official

Significance

2048