According to the USGS earthquake center, the quake occurred at 6:04 a.m. UTC (7:04 a.m.CET).
The epicenter was 122 kilometers south of the city Kokopo at a depth of 31.3 kilometers.
No information is available on possible victims or damage to property.
Papua New Guinea lies on a section of the highly active seismic Pacific fire ring, which account for around 90 percent of all earthquakes worldwide.
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