M4.5 earthquake - 79 km W of San Antonio de los Cobres, Argentina
1864 d ago · 9 Sept 2021, 03:45 UTC 79 km W of San Antonio de los Cobres, Argentina
What happened
A magnitude 4.5 earthquake struck 79 km W of San Antonio de los Cobres, Argentina on 9 Sept 2021, 03:45 UTC at a depth of 210 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 175 km away in Salta, Argentina.
Timeline
First reported by USGS
17 Oct 2026, 10:23 UTC
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