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USGS iscgemsup778182

30 Dec 1971, 15:39

70 km SW of Kokopo, Papua New Guinea

A magnitude 6.2 mw earthquake at 106.6 km depth.

Depth106.6 kmPublished hypocentral depth

Tsunami flagNot flaggedUSGS catalog flag, not a current warning

Updated7 January 2026Latest timestamp stored in this record

Published location

Where is 70 km SW 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.

-4.779000, 151.807000

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Map data © OpenStreetMap contributors

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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Nearby events with a similar magnitude

200 km WSW of Kavieng, Papua New Guinea

82 km W of Kandrian, Papua New Guinea

119 km SW of Kokopo, Papua New Guinea

96 km S of Kokopo, Papua New Guinea

128 km S of Kokopo, Papua New Guinea

38 km WSW of Rabaul, Papua New Guinea

Catalog fields and provenance

Event ID

iscgemsup778182

Coordinates

-4.779, 151.807

Network

iscgemsup

Significance

586