QuakeFactsEvidence report · prepared 2 September 2026https://quakes99.com/entity/iscgem903484
USGS iscgem903484
21 Feb 1936, 16:57
84 km SE of Angoram, Papua New Guinea
A magnitude 6.4 mw earthquake at 35 km depth.
Published location
Where is 84 km SE of Angoram, 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.
-4.575000, 144.633000
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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
iscgem903484
Coordinates
-4.575, 144.633
Network
iscgem
Significance
630