M 5.6 Earthquake Strikes 109 km SSE of Lorengau, Papua New Guinea
Areazine synthesizes this USGS earthquake report directly from USGS's official public data feed. See our methodology for full source attribution and refresh cadence.
A magnitude 5.6 earthquake occurred 109 km SSE of Lorengau, Papua New Guinea, at a depth of 10 km on September 4, 2026, at 23:02 UTC.
What this USGS earthquake report tells you, and what most readers miss
This notice was issued by USGS on May 8, 2026 and geographically references Papua New Guinea. Its severity classification of "medium" signals how the issuing agency weighs the risk of harm if no action is taken - "critical" and "high" tier alerts typically carry direct consumer actions, while "medium" and "low" tend toward informational guidance or monitoring advisories. The category it belongs to - Earthquakes - determines the monitoring protocol behind it, which shapes what follow-up action (checking for structural damage, watching for aftershocks, reviewing local building codes) is relevant and which agency holds authority over the assessment.
Most readers skim a notice like this, check whether they are personally affected, and move on. The more useful lens is to verify its scope, source, and timestamp, then compare related notices without assuming that one record proves a broader trend.
Areazine pairs this record with the original agency URL so you can check the primary source before acting. Its related labels are earthquake, seismic, usgs, Papua New Guinea.
What Happened
A magnitude 5.6 mww earthquake struck 109 km SSE of Lorengau, Papua New Guinea. It occurred at a depth of 10 km on September 4, 2026, at 23:02 UTC.
Location Details
The earthquake was located at coordinates 2.9127° S latitude and 147.7321° E longitude. This is relative to Lorengau, a known location in Papua New Guinea. At a depth of 10 km, this is considered a shallow earthquake, which can result in stronger shaking near the epicenter compared to deeper events.
Impact Assessment
There are no felt reports available for this earthquake. No tsunami advisory has been issued, as indicated by the data.
What You Should Know
This moderate earthquake, with a magnitude of 5.6, may be followed by aftershocks, which are common after such events. For safety, individuals in affected areas should be prepared by securing heavy items and knowing to drop, cover, and hold on during shaking to minimize risks.
Source
Data from USGS: https://earthquake.usgs.gov/earthquakes/eventpage/us6000sw6y
Original source: USGS Official Notice ↗
Related Earthquakes
All Earthquakes →Nationwide notices with similar length or severity timing 8
Two Areazine-derived peer sets for this USGS earthquake report: nearest notices by body length and by same severity near the same agency date. Peers come from other categories so they are not the same-feed Related list above.
Similar body length
Nearest notices by article body length (1,082 characters here).
Similar severity timing
Same severity (medium) notices issued closest in time to May 8, 2026.
Frequently Asked Questions
Common questions about this USGS earthquake report.