QuakeFactsEvidence report · prepared 2 September 2026https://quakes99.com/entity/usp000f1e1
USGS usp000f1e1
31 Dec 2006, 13:12
20 km S of Trenggalek, Indonesia
A magnitude 5 mb earthquake at 139.9 km depth.
Published location
Where is 20 km S of Trenggalek, 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.
-8.257000, 111.672000
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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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Use local emergency authorities and the live USGS event page. This historical evidence page is not an alert service.
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Catalog fields and provenance
Event ID
usp000f1e1
Coordinates
-8.257, 111.672
Network
us
Significance
385