On 16/05/2026 22:43 UTC a magnitude 4.3 earthquake occurred near ENE of Nhulunbuy, Australia. Hypocentre depth: 8 km. Coordinates: -11.758°, 138.383°.
Event technical data
| Magnitude | M 4.3 |
| Depth | 8 km |
| Coordinates | -11.7583°, 138.3827° |
| Time (UTC) | 2026-05-16 22:43 UTC |
| Location | 180 km ENE of Nhulunbuy, Australia |
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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