M4.4 earthquake - Chile-Argentina border region
1815 d ago · 28 Oct 2021, 23:52 UTC Chile-Argentina border region
What happened
A magnitude 4.4 earthquake struck Chile-Argentina border region on 28 Oct 2021, 23:52 UTC at a depth of 199 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 198 km away in Salta, Argentina.
Timeline
First reported by USGS
17 Oct 2026, 10:25 UTC
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