Chile earthquakes

M4.1 earthquake 92 km WSW of Vallenar, Chile

A magnitude 4.1 earthquake struck 92 km WSW of Vallenar, Chile on Mon, Jul 5, 2021, 2:06 AM GMT-4 (06:06 UTC), 20 km (12 mi) below the surface.

A larger quake followed: M5.4 84 km WSW of Vallenar, Chile. This one was a foreshock.

Vallenar 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
4.1 (Mwr, regional moment), light
Magnitude from
USGS National Earthquake Information Center
Local time
UTC
2021-07-05 06:06:36 UTC
Depth
19.9 km (12.4 mi), shallow
Epicenter
28.787° S, 71.674° 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.

Fault motion and ground failure

How the rock slipped, from the moment tensor, and the USGS estimate of landslides and liquefaction.

Faulting
Reverse (thrust)
Moment magnitude
4.1 Mwr
Nodal plane 1
Strike 171°, dip 42°, rake 79°
Nodal plane 2
Strike 6°, dip 49°, rake 100°

How well it is located

Reviewed by a seismologist.

Location uncertainty
About 4.1 km horizontally, 4.8 km in depth
Magnitude uncertainty
±0.08
Depth from
From location
Station coverage gap
149°
Stations used
51

Nearest places

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

Nearby

Within 100 km, magnitude 1.5 and up: 13 in the 60 days after this one and 11 in the 30 days before it.

After

  1. 4.2105 km W of Vallenar, Chile · 1918 days ago · 14 km deep · 14 km away
  2. 4.499 km W of Vallenar, Chile · 1918 days ago · 11 km deep · 8 km away
  3. 4.492 km WSW of Vallenar, Chile · 1918 days ago · 10 km deep · 0 km away
  4. 4.698 km WSW of Vallenar, Chile · 1918 days ago · 10 km deep · 7 km away
  5. 4.0111 km W of Vallenar, Chile · 1918 days ago · 10 km deep · 22 km away
  6. 5.484 km WSW of Vallenar, Chile · 1914 days ago · 20 km deep · 8 km away · felt by 10
  7. 4.491 km W of Vallenar, Chile · 1914 days ago · 10 km deep · 6 km away
  8. 4.490 km WSW of Vallenar, Chile · 1914 days ago · 10 km deep · 5 km away
  9. 4.260 km WSW of Vallenar, Chile · 1909 days ago · 37 km deep · 34 km away · felt by 1
  10. 4.580 km N of La Serena, Chile · 1908 days ago · 59 km deep · 56 km away
  11. 4.4100 km W of Vallenar, Chile · 1898 days ago · 35 km deep · 11 km away
  12. 4.451 km SW of Vallenar, Chile · 1893 days ago · 70 km deep · 50 km away
  13. 4.376 km NW of Vallenar, Chile · 1880 days ago · 43 km deep · 98 km away

Before

  1. 4.392 km W of Vallenar, Chile · 1918 days ago · 10 km deep · 10 km away
  2. 4.285 km WSW of Vallenar, Chile · 1918 days ago · 10 km deep · 7 km away
  3. 4.684 km WSW of Vallenar, Chile · 1919 days ago · 10 km deep · 8 km away
  4. 4.686 km WSW of Vallenar, Chile · 1919 days ago · 21 km deep · 6 km away
  5. 4.3Near the coast of Atacama, Chile · 1919 days ago · 10 km deep · 6 km away
  6. 4.089 km WSW of Vallenar, Chile · 1919 days ago · 11 km deep · 2 km away
  7. 4.586 km WSW of Vallenar, Chile · 1919 days ago · 10 km deep · 6 km away
  8. 4.582 km WSW of Vallenar, Chile · 1919 days ago · 19 km deep · 10 km away
  9. 6.072 km WSW of Vallenar, Chile · 1919 days ago · 22 km deep · 20 km away · felt by 24
  10. 5.975 km WSW of Vallenar, Chile · 1919 days ago · 24 km deep · 17 km away · felt by 26
  11. 4.093 km NW of Vallenar, Chile · 1945 days ago · 17 km deep · 83 km away · felt by 1

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Sources

From the USGS Earthquake Hazards Program and its partner networks, event us7000eism. Read Mon, Oct 5, 2026, 7:16 AM UTC.