Chile earthquakes

M4.2 earthquake 29 km ENE of Calama, Chile

A magnitude 4.2 earthquake struck 29 km ENE of Calama, Chile on Tue, Mar 6, 2018, 8:50 PM GMT-3 (23:50 UTC), 118 km (73 mi) below the surface.

A larger quake followed: M4.9 39 km E 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
2018-03-06 23:50:03 UTC
Depth
117.6 km (73.1 mi), intermediate-depth
Epicenter
22.355° S, 68.654° 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 4.4 km horizontally, 5.7 km in depth
Magnitude uncertainty
±0.15
Depth from
From location
Station coverage gap
44°
Stations used
44

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 3 in the 30 days before it.

After

  1. 4.464 km SSW of Calama, Chile · 3129 days ago · 122 km deep · 87 km away · felt by 1
  2. 4.340 km NE of Calama, Chile · 3126 days ago · 123 km deep · 18 km away
  3. 4.551 km E of Calama, Chile · 3112 days ago · 116 km deep · 26 km away
  4. 4.519 km SSW of Calama, Chile · 3105 days ago · 101 km deep · 47 km away
  5. 4.18 km NNE of Calama, Chile · 3098 days ago · 109 km deep · 25 km away
  6. 4.420 km ESE of San Pedro de Atacama, Chile · 3098 days ago · 131 km deep · 96 km away
  7. 4.445 km NNE of San Pedro de Atacama, Chile · 3097 days ago · 140 km deep · 61 km away
  8. 4.4106 km NNE of Calama, Chile · 3093 days ago · 135 km deep · 87 km away
  9. 4.358 km NE of Calama, Chile · 3085 days ago · 116 km deep · 37 km away
  10. 4.939 km E of Calama, Chile · 3083 days ago · 104 km deep · 15 km away · felt by 3
  11. 4.3114 km NNE of Calama, Chile · 3083 days ago · 136 km deep · 96 km away
  12. 4.495 km NE of Calama, Chile · 3082 days ago · 130 km deep · 71 km away
  13. 4.288 km NNE of Calama, Chile · 3079 days ago · 120 km deep · 68 km away
  14. 4.279 km NE of San Pedro de Atacama, Chile · 3072 days ago · 163 km deep · 99 km away
  15. 4.059 km NNE of Calama, Chile · 3071 days ago · 102 km deep · 46 km away

Before

  1. 4.371 km S of Calama, Chile · 3130 days ago · 108 km deep · 88 km away
  2. 4.182 km NNE of Calama, Chile · 3147 days ago · 124 km deep · 64 km away
  3. 4.148 km S of Calama, Chile · 3153 days ago · 103 km deep · 63 km away

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Sources

From the USGS Earthquake Hazards Program and its partner networks, event us2000ddht. Read Thu, Oct 1, 2026, 8:45 AM UTC.