Chile earthquakes

M4.2 earthquake 29 km SE of Iquique, Chile

A magnitude 4.2 earthquake struck 29 km SE of Iquique, Chile on Tue, Oct 5, 2021, 6:23 AM GMT-3 (09:23 UTC), 88 km (55 mi) below the surface.

A larger quake followed: M4.6 119 km ESE of Iquique, Chile. This one was a foreshock.

Alto Hospicio 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
2021-10-05 09:23:15 UTC
Depth
88.1 km (54.8 mi), intermediate-depth
Epicenter
20.432° S, 69.992° W
Region
Chile
Felt reports
8
Tsunami flag
No
Status
Reviewed by a seismologist

Did you feel it?

8 people reported to the USGS what they felt; the strongest reported shaking was IV, light shaking.

Did You Feel It? map: shaking reported by the public
Shaking reported by the public, by area. Map: USGS Did You Feel It?

How well it is located

Reviewed by a seismologist.

Location uncertainty
About 4.9 km horizontally, 3.0 km in depth
Magnitude uncertainty
±0.20
Depth from
From location
Station coverage gap
118°
Stations used
32

Nearest places

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

Nearby

Within 100 km, magnitude 1.5 and up: 10 in the 60 days after this one and 5 in the 30 days before it.

After

  1. 3.911 km NNE of Iquique, Chile · 1816 days ago · 47 km deep · 37 km away · felt by 9
  2. 4.044 km W of Iquique, Chile · 1812 days ago · 25 km deep · 66 km away · felt by 4
  3. 3.89 km SSW of Iquique, Chile · 1808 days ago · 41 km deep · 27 km away · felt by 6
  4. 4.0115 km ESE of Iquique, Chile · 1798 days ago · 115 km deep · 89 km away · felt by 1
  5. 2.720 km SE of Iquique, Chile · 1793 days ago · 54 km deep · 9 km away · felt by 1
  6. 4.090 km NE of Iquique, Chile · 1790 days ago · 102 km deep · 99 km away · felt by 1
  7. 3.984 km S of Iquique, Chile · 1787 days ago · 42 km deep · 68 km away · felt by 1
  8. 3.125 km WSW of Iquique, Chile · 1780 days ago · 39 km deep · 44 km away · felt by 2
  9. 4.6119 km ESE of Iquique, Chile · 1774 days ago · 95 km deep · 97 km away · felt by 18
  10. 2.621 km SW of Iquique, Chile · 1770 days ago · 46 km deep · 33 km away · felt by 2

Before

  1. 3.773 km WSW of Iquique, Chile · 1827 days ago · 17 km deep · 82 km away · felt by 1
  2. 2.723 km SE of Iquique, Chile · 1841 days ago · 76 km deep · 6 km away · felt by 2
  3. 4.392 km ENE of Iquique, Chile · 1843 days ago · 103 km deep · 86 km away · felt by 9
  4. 4.193 km ESE of Iquique, Chile · 1850 days ago · 94 km deep · 69 km away · felt by 4
  5. 4.133 km W of Iquique, Chile · 1855 days ago · 24 km deep · 58 km away · felt by 9

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Sources

From the USGS Earthquake Hazards Program and its partner networks, event us6000frv5. Read Sun, Oct 4, 2026, 9:00 AM UTC.