Chile earthquakes

M4.2 earthquake 102 km N of Calama, Chile

A magnitude 4.2 earthquake struck 102 km N of Calama, Chile on Wed, Oct 6, 2021, 3:02 PM GMT-3 (18:02 UTC), 103 km (64 mi) below the surface.

A larger quake followed: M4.8 148 km N of Calama, Chile. This one was a foreshock.

Calama 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
2021-10-06 18:02:26 UTC
Depth
102.7 km (63.8 mi), intermediate-depth
Epicenter
21.533° S, 69.011° 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 5.2 km horizontally, 5.0 km in depth
Magnitude uncertainty
±0.15
Depth from
From location
Station coverage gap
74°
Stations used
40

Nearest places

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

Nearby

Within 100 km, magnitude 1.5 and up: 15 in the 60 days after this one and 9 in the 30 days before it.

After

  1. 4.374 km N of Calama, Chile · 1821 days ago · 105 km deep · 35 km away
  2. 4.8148 km N of Calama, Chile · 1820 days ago · 114 km deep · 49 km away · felt by 3
  3. 4.386 km NNE of Calama, Chile · 1820 days ago · 126 km deep · 61 km away
  4. 4.2140 km NNE of Calama, Chile · 1813 days ago · 125 km deep · 63 km away
  5. 4.344 km NW of Calama, Chile · 1808 days ago · 107 km deep · 71 km away · felt by 2
  6. 4.151 km NNE of Calama, Chile · 1807 days ago · 121 km deep · 68 km away
  7. 4.2146 km NNE of Calama, Chile · 1800 days ago · 138 km deep · 58 km away
  8. 4.0115 km ESE of Iquique, Chile · 1798 days ago · 115 km deep · 85 km away · felt by 1
  9. 4.1106 km NNE of Calama, Chile · 1793 days ago · 128 km deep · 48 km away
  10. 4.355 km N of Calama, Chile · 1783 days ago · 119 km deep · 51 km away
  11. 4.6163 km ESE of Iquique, Chile · 1781 days ago · 115 km deep · 72 km away · felt by 7
  12. 4.0138 km N of Calama, Chile · 1778 days ago · 117 km deep · 38 km away
  13. 4.2157 km NNE of Calama, Chile · 1777 days ago · 132 km deep · 70 km away
  14. 4.2117 km N of Calama, Chile · 1776 days ago · 119 km deep · 23 km away
  15. 4.434 km NNE of Calama, Chile · 1772 days ago · 125 km deep · 75 km away

Before

  1. 4.799 km NNE of Calama, Chile · 1828 days ago · 103 km deep · 66 km away
  2. 4.1101 km NNE of Calama, Chile · 1830 days ago · 130 km deep · 60 km away
  3. 4.5157 km N of Calama, Chile · 1830 days ago · 131 km deep · 63 km away · felt by 1
  4. 4.2150 km N of Calama, Chile · 1830 days ago · 136 km deep · 57 km away
  5. 4.4138 km ESE of Iquique, Chile · 1831 days ago · 109 km deep · 72 km away · felt by 3
  6. 4.4103 km NNE of Calama, Chile · 1837 days ago · 105 km deep · 50 km away
  7. 4.339 km NE of Calama, Chile · 1845 days ago · 132 km deep · 83 km away
  8. 4.3160 km N of Calama, Chile · 1847 days ago · 104 km deep · 63 km away
  9. 4.1107 km NE of Calama, Chile · 1852 days ago · 137 km deep · 73 km away

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Sources

From the USGS Earthquake Hazards Program and its partner networks, event us6000fse3. Read Sun, Oct 4, 2026, 9:14 AM UTC.