Argentina earthquakes

M4.2 earthquake 93 km WSW of Abra Pampa, Argentina

A magnitude 4.2 earthquake struck 93 km WSW of Abra Pampa, Argentina on Wed, May 19, 2021, 3:40 AM GMT-4 (07:40 UTC), 229 km (142 mi) below the surface.

A larger quake followed: M4.9 90 km W of Abra Pampa, Argentina. This one was a foreshock.

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Map

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

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The earthquake

Magnitude: 4.2 (mb, body-wave), light
Magnitude from: USGS National Earthquake Information Center
Local time: Wed, May 19, 2021, 3:40 AM GMT-4
UTC: 2021-05-19 07:40:46 UTC
Depth: 229.2 km (142.4 mi), intermediate-depth
Epicenter: 22.889° S, 66.586° 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 9.1 km horizontally, 15.9 km in depth
Magnitude uncertainty: ±0.22
Depth from: From location
Station coverage gap: 88°
Stations used: 25

Nearest places

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

Nearby

Within 100 km, magnitude 1.5 and up: 7 in the 60 days after this one and 3 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 us7000e4cl. Read Sun, Oct 4, 2026, 7:56 AM UTC.