Chile earthquakes

M4.2 earthquake 21 km NE of Calama, Chile

A magnitude 4.2 earthquake struck 21 km NE of Calama, Chile on Sun, Mar 13, 2016, 2:50 AM GMT-3 (05:50 UTC), 128 km (80 mi) below the surface.

A larger quake followed: M4.8 44 km NW of San Pedro de Atacama, 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), light
Local time
UTC
2016-03-13 05:50:17 UTC
Depth
128.4 km (79.8 mi), intermediate-depth
Epicenter
22.336° S, 68.762° 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.

Did You Feel It? map: shaking reported by the public
Shaking reported by the public, by area. Map: USGS Did You Feel It?

How well it is located

Reviewed by a seismologist.

Location uncertainty
About 9.2 km horizontally, 8.2 km in depth
Magnitude uncertainty
±0.26
Depth from
From location
Station coverage gap
113°
Stations used
27

Nearest places

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

Nearby

Within 100 km, magnitude 1.5 and up: 7 in the 60 days after this one and 6 in the 30 days before it.

After

  1. 4.575 km NE of Calama, Chile · 3852 days ago · 121 km deep · 56 km away
  2. 4.844 km NW of San Pedro de Atacama, Chile · 3835 days ago · 96 km deep · 43 km away · felt by 2
  3. 4.220 km NNE of San Pedro de Atacama, Chile · 3829 days ago · 109 km deep · 82 km away
  4. 4.0112 km NNE of Calama, Chile · 3824 days ago · 127 km deep · 93 km away
  5. 4.442 km NE of Calama, Chile · 3822 days ago · 119 km deep · 22 km away
  6. 4.389 km NNE of Calama, Chile · 3807 days ago · 122 km deep · 71 km away
  7. 4.147 km NE of Calama, Chile · 3806 days ago · 107 km deep · 26 km away

Before

  1. 4.861 km WSW of San Pedro de Atacama, Chile · 3855 days ago · 86 km deep · 87 km away · felt by 1
  2. 5.271 km S of Calama, Chile · 3870 days ago · 85 km deep · 88 km away · felt by 3
  3. 4.16 km SSW of Calama, Chile · 3874 days ago · 86 km deep · 28 km away
  4. 4.4119 km NNE of Calama, Chile · 3875 days ago · 140 km deep · 100 km away
  5. 4.1110 km N of Calama, Chile · 3878 days ago · 98 km deep · 99 km away
  6. 4.189 km NE of Calama, Chile · 3881 days ago · 137 km deep · 69 km away

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Sources

From the USGS Earthquake Hazards Program and its partner networks, event us10004x5k. Read Wed, Sep 30, 2026, 4:51 AM UTC.