4.8
Earthquake Details: 108 km NW of Alotau, Papua New Guinea
Mar 11, 2026, 13:03:34
- Depth
- 10 km
- Felt reports
- No data
Source: USGSUpdated: May 22, 2026, 09:58 PM UTC
A magnitude 4.8 earthquake occurred on Mar 11, 2026 at 13:03:34. Epicenter: 108 km NW of Alotau, Papua New Guinea. Reported depth: 10 km.
Status: Reviewed
Tsunami information
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Time & depth
- Local time
- Mar 11, 2026, 23:03:34 GMT+10
- UTC
- Mar 11, 2026, 13:03:34 UTC
10 km · Shallow-focus
Less than 70 km deep. Shaking is often stronger near the epicentre.
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Nearby major cities
Agency measurements
Agencies may use different observations and magnitude scales, and initial estimates can change.
- USGSmb 4.8
us7000s3lw
- Depth:
- 10 km
- Status:
- Reviewed
- Time:
- Updated:
- May 22, 2026, 09:58 PM UTC
Technical Details
Depth10 km
Significance354
Latitude-9.5275
Longitude149.8746
Event IDus7000s3lw
Magnitude4.8
Updated:May 22, 2026, 21:58:45 UTC
Regional Seismicity
External Resources
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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: May 22, 2026, 21:58 UTC.
Data sources:
- USGS — Credit: U.S. Geological Survey.
- EMSC — Credit: EMSC/CSEM. Event catalogue data are provided under 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.
- GeoNet — We acknowledge the New Zealand GeoNet programme and its sponsors NHC, Earth Sciences NZ, LINZ, NEMA and MBIE for providing earthquake data.
- CENC / Wolfx — CENC earthquake parameters via Wolfx, an independent unofficial relay.
- GFZ / GEOFON — Locations, depths and magnitudes: GFZ/GEOFON using GEVN network data (CC BY 4.0).