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USGS iscgem816232

23 Oct 1968, 22:04

42 km WNW of Wewak, Papua New Guinea

A magnitude 7 mw earthquake at 13.1 km depth.

Depth13.1 kmPublished hypocentral depth

Tsunami flagNot flaggedUSGS catalog flag, not a current warning

Updated19 December 2025Latest timestamp stored in this record

Published location

Where is 42 km WNW of Wewak, 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.

-3.346000, 143.310000

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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

40 km ESE of Ambunti, Papua New Guinea

55 km NNW of Ambunti, Papua New Guinea

54 km NW of Bulolo, Papua New Guinea

109 km SSE of Ialibu, Papua New Guinea

42 km ESE of Wewak, Papua New Guinea

61 km W of Angoram, Papua New Guinea

Catalog fields and provenance

Event ID

iscgem816232

Coordinates

-3.346, 143.31

Network

iscgem

Significance

754