Chile earthquakes

M4.3 earthquake 40 km NE of Calama, Chile

A magnitude 4.3 earthquake struck 40 km NE of Calama, Chile on Sun, Mar 11, 2018, 12:07 AM GMT-3 (03:07 UTC), 123 km (77 mi) below the surface.

A larger quake followed: M5.0 114 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
4.3 (mb), light
Local time
UTC
2018-03-11 03:07:49 UTC
Depth
123.5 km (76.7 mi), intermediate-depth
Epicenter
22.189° S, 68.652° 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 5.1 km horizontally, 5.1 km in depth
Magnitude uncertainty
±0.10
Depth from
From location
Station coverage gap
49°
Stations used
63

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 4 in the 30 days before it.

After

  1. 4.5118 km N of Calama, Chile · 3115 days ago · 117 km deep · 87 km away
  2. 4.551 km E of Calama, Chile · 3112 days ago · 116 km deep · 37 km away
  3. 4.519 km SSW of Calama, Chile · 3104 days ago · 101 km deep · 60 km away
  4. 4.18 km NNE of Calama, Chile · 3098 days ago · 109 km deep · 34 km away
  5. 4.445 km NNE of San Pedro de Atacama, Chile · 3096 days ago · 140 km deep · 68 km away
  6. 4.4106 km NNE of Calama, Chile · 3092 days ago · 135 km deep · 69 km away
  7. 5.0114 km N of Calama, Chile · 3089 days ago · 104 km deep · 88 km away · felt by 2
  8. 4.358 km NE of Calama, Chile · 3085 days ago · 116 km deep · 19 km away
  9. 4.939 km E of Calama, Chile · 3083 days ago · 104 km deep · 30 km away · felt by 3
  10. 4.3114 km NNE of Calama, Chile · 3083 days ago · 136 km deep · 78 km away
  11. 4.495 km NE of Calama, Chile · 3082 days ago · 130 km deep · 55 km away
  12. 4.479 km ENE of Tocopilla, Chile · 3081 days ago · 85 km deep · 93 km away
  13. 4.288 km NNE of Calama, Chile · 3079 days ago · 120 km deep · 50 km away
  14. 4.059 km NNE of Calama, Chile · 3071 days ago · 102 km deep · 28 km away
  15. 4.3100 km NNE of Calama, Chile · 3067 days ago · 119 km deep · 61 km away

Before

  1. 4.229 km ENE of Calama, Chile · 3130 days ago · 118 km deep · 18 km away
  2. 4.1125 km NNE of Calama, Chile · 3141 days ago · 134 km deep · 90 km away
  3. 4.182 km NNE of Calama, Chile · 3146 days ago · 124 km deep · 46 km away
  4. 4.148 km S of Calama, Chile · 3153 days ago · 103 km deep · 81 km away

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Sources

From the USGS Earthquake Hazards Program and its partner networks, event us1000d2z0. Read Thu, Oct 1, 2026, 1:30 AM UTC.