Chile earthquakes

M4.5 earthquake 90 km NNE of Calama, Chile

A magnitude 4.5 earthquake struck 90 km NNE of Calama, Chile on Sat, Oct 31, 2020, 8:08 AM GMT-3 (11:08 UTC), 120 km (75 mi) below the surface.

A larger quake followed: M6.0 75 km NNE 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
4.5 (mb, body-wave), light
Magnitude from
USGS National Earthquake Information Center
Local time
UTC
2020-10-31 11:08:35 UTC
Depth
120.4 km (74.8 mi), intermediate-depth
Epicenter
21.737° S, 68.508° 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 6.5 km horizontally, 7.0 km in depth
Magnitude uncertainty
±0.16
Depth from
From location
Station coverage gap
42°
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: 22 in the 60 days after this one and 1 in the 30 days before it.

After

  1. 4.3103 km NE of Calama, Chile · 2162 days ago · 126 km deep · 33 km away
  2. 4.598 km NNE of Calama, Chile · 2160 days ago · 140 km deep · 18 km away
  3. 4.5135 km WSW of Uyuni, Bolivia · 2157 days ago · 163 km deep · 91 km away
  4. 4.3134 km N of Calama, Chile · 2148 days ago · 128 km deep · 75 km away
  5. 4.283 km NNE of Calama, Chile · 2144 days ago · 108 km deep · 8 km away
  6. 4.172 km NE of Calama, Chile · 2143 days ago · 126 km deep · 22 km away
  7. 4.4135 km N of Calama, Chile · 2143 days ago · 125 km deep · 66 km away
  8. 4.224 km E of Calama, Chile · 2140 days ago · 114 km deep · 83 km away
  9. 4.3156 km N of Calama, Chile · 2138 days ago · 151 km deep · 75 km away
  10. 4.165 km NE of Calama, Chile · 2135 days ago · 138 km deep · 29 km away
  11. 4.2104 km NNE of Calama, Chile · 2133 days ago · 138 km deep · 19 km away
  12. 4.2107 km NNE of Calama, Chile · 2132 days ago · 115 km deep · 22 km away
  13. 4.6132 km N of Calama, Chile · 2131 days ago · 116 km deep · 67 km away
  14. 4.2115 km N of Calama, Chile · 2128 days ago · 118 km deep · 46 km away
  15. 4.6145 km N of Calama, Chile · 2124 days ago · 119 km deep · 77 km away · felt by 1
  16. 6.075 km NNE of Calama, Chile · 2119 days ago · 114 km deep · 22 km away · felt by 38
  17. 4.3144 km SW of Colchani, Bolivia · 2118 days ago · 185 km deep · 88 km away
  18. 4.055 km NNE of Calama, Chile · 2113 days ago · 121 km deep · 35 km away
  19. 4.249 km NNE of Calama, Chile · 2112 days ago · 118 km deep · 44 km away
  20. 4.229 km E of Calama, Chile · 2108 days ago · 111 km deep · 79 km away
  21. 4.2134 km NNE of Calama, Chile · 2107 days ago · 135 km deep · 50 km away · felt by 2
  22. 4.0134 km N of Calama, Chile · 2104 days ago · 132 km deep · 62 km away

Before

  1. 4.2144 km WSW of Uyuni, Bolivia · 2181 days ago · 171 km deep · 82 km away

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Sources

From the USGS Earthquake Hazards Program and its partner networks, event us7000c8lp. Read Sat, Oct 3, 2026, 4:23 PM UTC.