M4.6 earthquake - 103 km W of San Antonio de los Cobres, Argentina
1840 d ago · 3 Oct 2021, 21:31 UTC 103 km W of San Antonio de los Cobres, Argentina
What happened
A magnitude 4.6 earthquake struck 103 km W of San Antonio de los Cobres, Argentina on 3 Oct 2021, 21:31 UTC at a depth of 205 km.
Earthquakes of this size are classed as Light. Widely felt nearby; objects may shake or fall. Significant damage is unusual. This was an intermediate-depth earthquake, so shaking is spread over a wider, gentler area.
The nearest town in our records is San Lorenzo, about 197 km away in Salta, Argentina.
Timeline
First reported by USGS
17 Oct 2026, 10:23 UTC
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