Data last collected:
QuakeFactsEvidence report · prepared 19 October 2026https://quakes99.com/entity/usp000jdar
USGS usp000jdar
10 Jan 2012, 18:36
off the west coast of northern Sumatra
A magnitude 7.2 mww earthquake at 19 km depth.
Published location
Where is off the west coast of northern Sumatra?
This locator uses the coordinates in the approved source record. It shows geographic context, not a site boundary, safety zone or property-risk area.
2.433000, 93.210000
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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
usp000jdar
Coordinates
2.433, 93.21
Network
us
Significance
847
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Questions this evidence can answer
01What exactly is this record?
Use the name, place, date and identifiers above to confirm that you have the right off the west coast of northern Sumatra earthquake: magnitude 7.2 and depth | QuakeFacts record.
02What does the evidence establish?
Read the reported values with their units, coverage dates and source notes. Keep observed facts separate from estimates or interpretation.
03What should I verify next?
Follow the primary-source links and check the limitations before using this evidence for a decision, comparison or citation.
A closer look at off the west coast of northern Sumatra
Depth in another unit
The recorded event depth of 19 km is approximately 11.81 miles below the source reference surface. Depth alone does not describe damage or local hazard.
Interpreting the recorded coordinates
The published position for off the west coast of northern Sumatra is 2.433° north and 93.21° east. This expresses the source coordinates in hemispheres; it does not establish an entrance, public access or a safe route.