QuakeFactsEvidence report · prepared 2 September 2026https://quakes99.com/entity/usp00008hm
USGS usp00008hm
23 Oct 1974, 07:14
282 km SW of Panguna, Papua New Guinea
A magnitude 7.2 ms earthquake at 48 km depth.
Published location
Where is 282 km SW 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.
-8.420000, 154.034000
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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
usp00008hm
Coordinates
-8.42, 154.034
Network
us
Significance
798