On 05/05/2026 05:01 UTC a magnitude 4.2 earthquake occurred near S of Tambolaka, Australia. Hypocentre depth: 23 km. Coordinates: -10.415°, 119.132°.
Event technical data
| Magnitude | M 4.2 |
| Depth | 23 km |
| Coordinates | -10.4152°, 119.1325° |
| Time (UTC) | 2026-05-05 05:01 UTC |
| Location | 109 km S of Tambolaka, Indonesia |
Seismic context
Technical analysis: Although intraplate, Australia experiences significant earthquakes from accumulated stress within the Indo-Australian plate.
Geotechnical relevance
For geotechnical engineering in Australia, monitoring local seismicity supports site-specific hazard assessment, liquefaction screening of saturated sands, seismic slope-stability checks and foundation design for dynamic loads. Each recorded event refines local ground-motion and attenuation models.
Official source
Geoscience Australia — official national earthquake monitoring authority. Visit Geoscience Australia →
Cross-checked with the global USGS catalogue.
Geotechnical Engineering Australia — professional geotechnical services
Seismic site studies, liquefaction assessment and foundation design.
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