On 21/05/2026 16:39 UTC a magnitude 4.1 earthquake occurred near WNW of Larapinta, Australia. Hypocentre depth: 10 km. Coordinates: -22.876°, 131.865°.
Event technical data
| Magnitude | M 4.1 |
| Depth | 10 km |
| Coordinates | -22.8759°, 131.8652° |
| Time (UTC) | 2026-05-21 16:39 UTC |
| Location | 220 km WNW of Larapinta, 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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