M 5.1 Earthquake Strikes 151 km WNW of Panguna, 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 5.1 earthquake occurred 151 km west-northwest of Panguna in Papua New Guinea at a depth of 142.3 km on July 28, 2026, at 02:09 UTC. No tsunami advisory has been issued.
What this USGS earthquake report tells you, and what most readers miss
This notice was issued by USGS on May 7, 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 5.1 mww earthquake struck 151 km WNW of Panguna, Papua New Guinea, at a depth of 142.3 km. The event occurred on July 28, 2026, at 02:09 UTC.
Location Details
The earthquake was located at coordinates 5.7445° S latitude and 154.2368° E longitude, relative to Panguna in Papua New Guinea. At a depth of 142.3 km, this is considered a deep earthquake (greater than 70 km), which typically occurs in subduction zones and may result in less surface shaking compared to shallower events.
Impact Assessment
There have been no felt reports for this earthquake. No tsunami advisory has been issued, and no alert level was provided.
What You Should Know
This moderate earthquake, with a magnitude of 5.1, could potentially cause damage to poorly constructed buildings. It is possible for aftershocks to occur, and individuals in the area should follow general safety tips such as dropping to the ground, covering under sturdy furniture, and holding on during any shaking.
Source
Information from the United States Geological Survey (USGS): https://earthquake.usgs.gov/earthquakes/eventpage/us6000svu7
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 (1,200 characters here).
Similar severity timing
Same severity (medium) notices issued closest in time to May 7, 2026.
Frequently Asked Questions
Common questions about this USGS earthquake report.