Chile earthquakes

M4.3 earthquake 89 km NNE of Calama, Chile

A magnitude 4.3 earthquake struck 89 km NNE of Calama, Chile on Wed, Apr 27, 2016, 9:47 PM GMT-3 (00:47 UTC), 122 km (76 mi) below the surface.

A larger quake followed: M4.7 144 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
4.3 (mb), light
Local time
UTC
2016-04-28 00:47:07 UTC
Depth
121.9 km (75.7 mi), intermediate-depth
Epicenter
21.731° S, 68.539° 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 6.0 km horizontally, 7.0 km in depth
Magnitude uncertainty
±0.24
Depth from
From location
Station coverage gap
49°
Stations used
36

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 6 in the 30 days before it.

After

  1. 4.0152 km N of Calama, Chile · 3807 days ago · 113 km deep · 84 km away
  2. 4.147 km NE of Calama, Chile · 3806 days ago · 107 km deep · 53 km away
  3. 4.1122 km N of Calama, Chile · 3798 days ago · 111 km deep · 48 km away
  4. 4.3105 km N of Calama, Chile · 3788 days ago · 120 km deep · 32 km away
  5. 4.7144 km NNE of Calama, Chile · 3784 days ago · 133 km deep · 58 km away
  6. 4.0146 km N of Calama, Chile · 3771 days ago · 107 km deep · 79 km away
  7. 4.0155 km ESE of Iquique, Chile · 3765 days ago · 105 km deep · 100 km away
  8. 4.6148 km N of Calama, Chile · 3759 days ago · 114 km deep · 81 km away
  9. 4.0162 km ESE of Iquique, Chile · 3755 days ago · 114 km deep · 100 km away
  10. 4.2125 km N of Calama, Chile · 3754 days ago · 113 km deep · 49 km away
  11. 4.3117 km NE of Calama, Chile · 3749 days ago · 141 km deep · 51 km away
  12. 4.2132 km NNE of Calama, Chile · 3748 days ago · 111 km deep · 43 km away

Before

  1. 4.9155 km N of Calama, Chile · 3809 days ago · 133 km deep · 76 km away
  2. 4.3149 km N of Calama, Chile · 3818 days ago · 122 km deep · 67 km away
  3. 4.6147 km NNE of Calama, Chile · 3819 days ago · 141 km deep · 65 km away
  4. 4.442 km NE of Calama, Chile · 3822 days ago · 119 km deep · 50 km away
  5. 4.0112 km NNE of Calama, Chile · 3824 days ago · 127 km deep · 24 km away
  6. 4.3139 km N of Calama, Chile · 3832 days ago · 117 km deep · 70 km away

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Sources

From the USGS Earthquake Hazards Program and its partner networks, event us10005c22. Read Wed, Sep 30, 2026, 8:10 AM UTC.