Chile earthquakes

M4.0 earthquake 127 km N of Calama, Chile

A magnitude 4.0 earthquake struck 127 km N of Calama, Chile on Sat, Oct 1, 2016, 10:39 PM GMT-3 (01:39 UTC), 130 km (81 mi) below the surface.

A larger quake followed: M4.8 160 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
4.0 (mb), light
Local time
UTC
2016-10-02 01:39:23 UTC
Depth
129.7 km (80.6 mi), intermediate-depth
Epicenter
21.304° S, 68.875° 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 4.0 km horizontally, 10.3 km in depth
Magnitude uncertainty
±0.26
Depth from
From location
Station coverage gap
112°
Stations used
30

Nearest places

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

Nearby

Within 100 km, magnitude 1.5 and up: 12 in the 60 days after this one and 8 in the 30 days before it.

After

  1. 4.278 km NE of Calama, Chile · 3642 days ago · 117 km deep · 78 km away
  2. 4.2116 km NNE of Calama, Chile · 3639 days ago · 133 km deep · 61 km away
  3. 4.781 km NE of Calama, Chile · 3638 days ago · 119 km deep · 75 km away
  4. 4.1149 km N of Calama, Chile · 3620 days ago · 132 km deep · 22 km away
  5. 4.0138 km N of Calama, Chile · 3607 days ago · 104 km deep · 11 km away
  6. 4.166 km NNE of Calama, Chile · 3605 days ago · 124 km deep · 73 km away
  7. 4.4120 km ESE of Iquique, Chile · 3604 days ago · 109 km deep · 66 km away
  8. 4.369 km NE of Calama, Chile · 3601 days ago · 156 km deep · 78 km away
  9. 4.1150 km N of Calama, Chile · 3600 days ago · 142 km deep · 31 km away
  10. 4.742 km NE of Calama, Chile · 3598 days ago · 113 km deep · 97 km away
  11. 4.040 km NE of Calama, Chile · 3595 days ago · 121 km deep · 100 km away
  12. 4.8160 km NNE of Calama, Chile · 3591 days ago · 103 km deep · 42 km away · felt by 1

Before

  1. 4.158 km NNE of Calama, Chile · 3655 days ago · 106 km deep · 78 km away
  2. 5.1117 km NNE of Calama, Chile · 3657 days ago · 104 km deep · 60 km away · felt by 2
  3. 4.248 km NNE of Calama, Chile · 3659 days ago · 116 km deep · 83 km away
  4. 4.178 km NE of Calama, Chile · 3664 days ago · 136 km deep · 78 km away
  5. 5.079 km NNE of Calama, Chile · 3674 days ago · 121 km deep · 61 km away · felt by 1
  6. 4.2116 km NE of Calama, Chile · 3676 days ago · 133 km deep · 77 km away
  7. 4.167 km NE of Calama, Chile · 3678 days ago · 136 km deep · 81 km away
  8. 4.1145 km ESE of Iquique, Chile · 3679 days ago · 116 km deep · 86 km away

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Sources

From the USGS Earthquake Hazards Program and its partner networks, event us10006ugl. Read Wed, Sep 30, 2026, 5:45 AM UTC.