QuakeFactsEvidence report · prepared 2 September 2026https://quakes99.com/entity/iscgem798488
USGS iscgem798488
28 Mar 1970, 08:45
91 km W of Panguna, Papua New Guinea
A magnitude 6 mw earthquake at 49.9 km depth.
Published location
Where is 91 km W of Panguna, Papua New Guinea?
This locator uses the coordinates in the approved source record. It shows geographic context, not a site boundary, safety zone or property-risk area.
-6.258000, 154.663000
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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
iscgem798488
Coordinates
-6.258, 154.663
Network
iscgem
Significance
556