EAST SANTO, Sanma Province — A 5.4 magnitude quake occurred close to Port-Olry on Monday night, according to the U.S. Geological Survey.

The USGS reported a tremor in the region at 10:40 UTC (21:40 local time). The epicenter was approximately 196 km northwest of Port-Olry, at a depth of 10 km.

Did you feel it?

If you felt the earthquake, you can submit a report through 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 highly vulnerable to earthquake shaking, though some resistant structures exist. The predominant vulnerable building types are unknown/miscellaneous types and wood construction.

Tremors last week

During the past week, there have been seven tremors of magnitude 2.5 or higher centered nearby. The most significant was a 6.0 magnitude earthquake reported in the same area prior to this quake.

Last week’s five largest nearby quakes:

• 6.0, northwest of Port-Olry on Oct. 19
• 5.4, west-northwest of Port-Olry on Oct. 19
• 5.3, northwest of Port-Olry on Oct. 19
• 5.2, west-northwest of Port-Olry on Oct. 19
• 5.2, west of Sola on Oct. 15

Source: The U.S. Geological Survey