QuakeFactsEvidence report · prepared 2 September 2026https://quakes99.com/entity/usp0000hdc
USGS usp0000hdc
17 Jul 1976, 22:06
57 km ENE of Kokopo, Papua New Guinea
A magnitude 6.6 ms earthquake at 53 km depth.
Published location
Where is 57 km ENE of Kokopo, 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.
-4.157000, 152.755000
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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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Nearby events with a similar magnitude
Catalog fields and provenance
Event ID
usp0000hdc
Coordinates
-4.157, 152.755
Network
us
Significance
670