Chile earthquakes

M4.2 earthquake 91 km W of Illapel, Chile

A magnitude 4.2 earthquake struck 91 km W of Illapel, Chile on Mon, Sep 6, 2021, 5:31 AM GMT-3 (08:31 UTC), 19 km (12 mi) below the surface.

A larger quake followed: M4.9 103 km WNW of La Ligua, Chile. This one was a foreshock.

Los Vilos forecastMore in Chile

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
UTC
2021-09-06 08:31:03 UTC
Depth
19.0 km (11.8 mi), shallow
Epicenter
31.761° S, 72.126° W
Region
Chile
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 3.5 km horizontally, 4.4 km in depth
Magnitude uncertainty
±0.14
Depth from
From location
Station coverage gap
177°
Stations used
47

Nearest places

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

Nearby

Within 100 km, magnitude 1.5 and up: 19 in the 60 days after this one and 1 in the 30 days before it.

After

  1. 4.383 km W of Illapel, Chile · 1849 days ago · 10 km deep · 10 km away
  2. 4.491 km W of Illapel, Chile · 1848 days ago · 5 km deep · 5 km away
  3. 4.875 km W of Illapel, Chile · 1847 days ago · 13 km deep · 17 km away · felt by 10
  4. 4.484 km W of Illapel, Chile · 1847 days ago · 10 km deep · 9 km away · felt by 2
  5. 4.489 km W of Illapel, Chile · 1846 days ago · 11 km deep · 7 km away
  6. 4.181 km WSW of Illapel, Chile · 1846 days ago · 20 km deep · 15 km away
  7. 4.181 km W of Illapel, Chile · 1846 days ago · 10 km deep · 10 km away
  8. 4.9103 km WNW of La Ligua, Chile · 1846 days ago · 11 km deep · 41 km away · felt by 17
  9. 4.4105 km WNW of La Ligua, Chile · 1845 days ago · 20 km deep · 47 km away · felt by 1
  10. 4.698 km WNW of La Ligua, Chile · 1845 days ago · 10 km deep · 39 km away · felt by 1
  11. 4.698 km WSW of Illapel, Chile · 1844 days ago · 10 km deep · 8 km away · felt by 7
  12. 4.689 km W of Illapel, Chile · 1826 days ago · 17 km deep · 8 km away · felt by 8
  13. 4.089 km W of Illapel, Chile · 1826 days ago · 18 km deep · 6 km away
  14. 4.389 km W of Illapel, Chile · 1816 days ago · 10 km deep · 8 km away · felt by 2
  15. 4.178 km W of Illapel, Chile · 1815 days ago · 18 km deep · 15 km away
  16. 4.483 km W of Illapel, Chile · 1814 days ago · 10 km deep · 10 km away · felt by 1
  17. 3.983 km W of Illapel, Chile · 1814 days ago · 16 km deep · 12 km away
  18. 4.280 km W of Illapel, Chile · 1812 days ago · 20 km deep · 16 km away · felt by 5
  19. 4.080 km WNW of Illapel, Chile · 1798 days ago · 12 km deep · 51 km away · felt by 4

Before

  1. 4.8154 km NW of Valparaíso, Chile · 1858 days ago · 10 km deep · 79 km away

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Sources

From the USGS Earthquake Hazards Program and its partner networks, event us7000f8h3. Read Sun, Oct 4, 2026, 10:56 PM UTC.