Chile earthquakes

M4.6 earthquake 117 km NE of Calama, Chile

A magnitude 4.6 earthquake struck 117 km NE of Calama, Chile on Thu, Sep 27, 2018, 3:55 PM GMT-3 (18:55 UTC), 115 km (71 mi) below the surface.

A larger quake followed: M4.8 28 km ENE 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
4.6 (mb, body-wave), light
Magnitude from
USGS National Earthquake Information Center
Local time
UTC
2018-09-27 18:55:13 UTC
Depth
114.6 km (71.2 mi), intermediate-depth
Epicenter
21.599° S, 68.259° 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 8.2 km horizontally, 7.0 km in depth
Magnitude uncertainty
±0.06
Depth from
From location
Station coverage gap
61°
Stations used
64

Nearest places

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

Nearby

Within 100 km, magnitude 1.6 and up: 13 in the 60 days after this one and 10 in the 30 days before it.

After

  1. 4.2149 km N of Calama, Chile · 2920 days ago · 117 km deep · 88 km away
  2. 4.4153 km N of Calama, Chile · 2911 days ago · 133 km deep · 82 km away
  3. 4.3162 km N of Calama, Chile · 2907 days ago · 113 km deep · 89 km away
  4. 4.2139 km N of Calama, Chile · 2904 days ago · 122 km deep · 88 km away
  5. 4.360 km NNE of Calama, Chile · 2896 days ago · 105 km deep · 59 km away · felt by 1
  6. 4.0150 km N of Calama, Chile · 2894 days ago · 141 km deep · 66 km away
  7. 4.828 km ENE of Calama, Chile · 2891 days ago · 98 km deep · 91 km away · felt by 1
  8. 4.577 km NNE of Calama, Chile · 2886 days ago · 126 km deep · 44 km away
  9. 4.5132 km N of Calama, Chile · 2886 days ago · 115 km deep · 76 km away
  10. 4.5152 km N of Calama, Chile · 2880 days ago · 113 km deep · 92 km away
  11. 4.1141 km N of Calama, Chile · 2880 days ago · 113 km deep · 60 km away
  12. 4.1151 km N of Calama, Chile · 2873 days ago · 144 km deep · 70 km away
  13. 4.533 km NE of Calama, Chile · 2870 days ago · 122 km deep · 84 km away

Before

  1. 4.5119 km NNE of Calama, Chile · 2927 days ago · 115 km deep · 18 km away
  2. 4.4169 km NNE of Calama, Chile · 2927 days ago · 115 km deep · 70 km away
  3. 4.3121 km SSW of Uyuni, Bolivia · 2928 days ago · 198 km deep · 96 km away
  4. 4.5147 km N of Calama, Chile · 2930 days ago · 124 km deep · 83 km away · felt by 2
  5. 4.3157 km NNE of Calama, Chile · 2934 days ago · 136 km deep · 66 km away
  6. 4.275 km N of Calama, Chile · 2936 days ago · 108 km deep · 58 km away
  7. 4.2108 km SW of Uyuni, Bolivia · 2941 days ago · 187 km deep · 87 km away · felt by 2
  8. 4.384 km NNE of Calama, Chile · 2948 days ago · 125 km deep · 37 km away · felt by 1
  9. 4.482 km NNE of Calama, Chile · 2951 days ago · 129 km deep · 35 km away
  10. 4.368 km N of Calama, Chile · 2955 days ago · 117 km deep · 65 km away

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Sources

From the USGS Earthquake Hazards Program and its partner networks, event us1000h3ea. Read Thu, Oct 1, 2026, 5:44 PM UTC.