Update: Earthquake of 5.5 magnitude reported close to Kokopo, Papua New Guinea on Sept. 5

Published Sep 5, 2026

A 5.5 magnitude quake struck close to Kokopo at midnight on Saturday, according to the U.S. Geological Survey.

At 14:12 UTC (00:12 local time), a tremor jolted the region at a depth of 114 km, with its epicenter approximately 157 km east of Kokopo.

Did you feel it?

If you experienced the earthquake, you can report it via the USGS Felt Report form.

Impact and estimated losses

The USGS categorized this as a Green Alert, which means there is a low likelihood of casualties and damage. Recent earthquakes in this area have caused secondary hazards such as landslides that might have contributed to losses.

Structure information summary

Overall, the population in this region resides in structures that are a mix of vulnerable and earthquake resistant construction. The predominant vulnerable building types are informal (metal, timber, GI etc.) and unreinforced brick masonry construction.

Area struck by 6.2 quake in 1983
Pomio District has faced strong earthquakes before. A magnitude 6.2 tremor struck 86.4 miles south-southwest of Kokopo on Dec. 21, 1983, at a depth of 20.5 miles.

Source: The U.S. Geological Survey