M 5.4 earthquake 99 km SSE of Pangai, Tonga
A magnitude 5.4 earthquake was recorded by USGS near 99 km SSE of Pangai. On the USGS Earthquake Hazards Program scale, M5.4 is classified "Moderate". Among the 1,838 earthquake reports Areazine has published, this M5.4 event ranks stronger than 85% of them (rank #206 by magnitude).
The earthquake report, at a glance
- Magnitude
- M 5.4
- USGS class
- Moderate
- Location
- 99 km SSE of Pangai
- Archive rank
- #206 of 1,838
- Source
- USGS
- Published
- September 29, 2026
Out of 1,838 earthquake reports Areazine has logged, this one outranks 85% of them — 205 recorded a higher magnitude.
Record status: a snapshot from USGS, not a final record. Check USGS's own event page for aftershocks and any later revision to the magnitude shown here.
What Happened
A magnitude 5.4 mb earthquake occurred at 99 km SSE of Pangai, Tonga, on 2026-10-29 at 12:00:35 UTC. The event was recorded at a depth of 10 km.
Location Details
The earthquake was located at coordinates latitude -20.6773, longitude -174.0813. The depth of 10 km classifies it as a shallow earthquake (less than 20 km).
Impact Assessment
The USGS assigned a green alert level. No tsunami was generated (tsunami advisory status: 0). No felt reports were recorded.
What You Should Know
This was a moderate earthquake. Shallow events can produce noticeable shaking in the immediate area.
Source
Original source: USGS Official Notice ↗
Related Earthquakes
All Earthquakes →Comparable nationwide notices (length or severity timing) 8
Beyond this USGS earthquake report's own category, Areazine surfaces two nationwide peer sets: length-matched and severity/date-matched notices from elsewhere in the archive, distinct from the same-feed Related list above.
Similar body length
Nearest notices by article body length (704 characters here).
Similar severity timing
Same severity (medium) notices issued closest in time to September 29, 2026.
Common Questions
What people usually ask about a notice like this one.