Argentina earthquakes

M4.4 earthquake Chile-Argentina border region

A magnitude 4.4 earthquake struck in the Chile-Argentina border region on Wed, Sep 22, 2021, 6:58 PM GMT-3 (21:58 UTC), 190 km (118 mi) below the surface.

A larger quake followed: M4.8 69 km NW of San Antonio de los Cobres, Argentina. This one was a foreshock.

San Salvador de Jujuy forecast More in Argentina

Map

Where this earthquake was located, with the others nearby. Select one for its page.

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The earthquake

Magnitude: 4.4 (mb, body-wave), light
Magnitude from: USGS National Earthquake Information Center
Local time: Wed, Sep 22, 2021, 6:58 PM GMT-3
UTC: 2021-09-22 21:58:04 UTC
Depth: 189.8 km (117.9 mi), intermediate-depth
Epicenter: 23.689° S, 67.286° W
Region: Argentina
Tsunami flag: No
Status: Reviewed by a seismologist

Did you feel it?

No one has reported feeling this quake to the USGS.

How well it is located

Reviewed by a seismologist.

Location uncertainty: About 4.4 km horizontally, 9.4 km in depth
Magnitude uncertainty: ±0.22
Depth from: From location
Station coverage gap: 88°
Stations used: 27

Nearest places

Distance and direction from each place to the epicenter, with its forecast.

Nearby

Within 100 km, magnitude 1.5 and up: 32 in the 60 days after this one and 18 in the 30 days before it.

After

Before

Earthquakes today Argentina earthquakes Live radar here

Sources

From the USGS Earthquake Hazards Program and its partner networks, event us7000fdmx. Read Sun, Oct 4, 2026, 7:07 PM UTC.