QuakeFactsEvidence report · prepared 2 September 2026https://quakes99.com/entity/iscgem848634
USGS iscgem848634
23 Apr 1966, 01:09
53 km W of Luwuk, Indonesia
A magnitude 6.7 mw earthquake at 22 km depth.
Published location
Where is 53 km W of Luwuk, 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.
-0.964000, 122.308000
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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
iscgem848634
Coordinates
-0.964, 122.308
Network
iscgem
Significance
680