4.8
Earthquake Details: 25 km NNE of Ambunti, Papua New Guinea
9/3/2025, 6:39:33 PM
A magnitude 4.8 earthquake occurred near 25 km NNE of Ambunti, Papua New Guinea on 9/3/2025 at 6:39:33 PM. The seismic event was recorded at a depth of 68.88 km. No tsunami warning was issued.
No Tsunami WarningStatus: reviewedType: earthquake
Regional Seismicity
View recent seismic activity near this event:
Papua New GuineaSouthern Highlands ProvinceMendi (Nearest City)Technical Details
Depth68.88 km
Significance354
Latitude-4.0111
Longitude142.9279
Event IDus7000qtkm
Magnitude4.8
Updated:11/30/2025, 11:39:39 PM
External Resources
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Time & depth
- Local time
- 9/4/2025, 4:39:33 AM GMT+10
- UTC
- 9/3/2025, 6:39:33 PM UTC
68.88 km · Shallow-focus
Less than 70 km deep. Shaking is often stronger near the epicentre.
Nearby major cities
Earthquake information is automatically aggregated from the official seismic agencies listed below. Preliminary measurements can change as agencies review an event; use local emergency authorities for safety decisions. Latest successful data update: Nov 30, 2025, 11:39 PM UTC.
Data sources:
- USGS — Credit: U.S. Geological Survey.
- EMSC — Credit: EMSC/CSEM. Event catalogue data are provided under CC BY 4.0. CC BY 4.0
- JMA — Source: Japan Meteorological Agency (JMA).
- Geoscience Australia — Based on Australian Earthquakes data by Geoscience Australia. © Commonwealth of Australia. Licensed under CC BY 4.0; the section 5 disclaimer applies. CC BY 4.0
- GeoNet — We acknowledge the New Zealand GeoNet programme and its sponsors NHC, Earth Sciences NZ, LINZ, NEMA and MBIE for providing earthquake data.