Chile earthquakes

M4.0 earthquake 49 km SSE of Calama, Chile

A magnitude 4.0 earthquake struck 49 km SSE of Calama, Chile on Wed, Aug 3, 2016, 5:26 PM GMT-4 (21:26 UTC), 105 km (65 mi) below the surface.

A larger quake followed: M5.4 25 km ESE 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
4.0 (mb), light
Local time
UTC
2016-08-03 21:26:23 UTC
Depth
104.9 km (65.2 mi), intermediate-depth
Epicenter
22.855° S, 68.714° 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 3.9 km horizontally, 3.3 km in depth
Magnitude uncertainty
±0.37
Stations used
0

Nearest places

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

Nearby

Within 100 km, magnitude 1.5 and up: 11 in the 60 days after this one and 7 in the 30 days before it.

After

  1. 4.2100 km SSW of Calama, Chile · 3704 days ago · 74 km deep · 83 km away
  2. 4.754 km NNE of Calama, Chile · 3701 days ago · 145 km deep · 93 km away
  3. 5.425 km ESE of Calama, Chile · 3697 days ago · 107 km deep · 39 km away · felt by 9
  4. 4.186 km SW of Calama, Chile · 3692 days ago · 68 km deep · 81 km away
  5. 4.243 km ENE of Calama, Chile · 3684 days ago · 117 km deep · 68 km away
  6. 4.151 km WSW of San Pedro de Atacama, Chile · 3679 days ago · 109 km deep · 25 km away
  7. 4.395 km SSW of Calama, Chile · 3673 days ago · 94 km deep · 67 km away
  8. 4.265 km SSW of Calama, Chile · 3670 days ago · 86 km deep · 44 km away
  9. 5.073 km S of San Pedro de Atacama, Chile · 3662 days ago · 127 km deep · 97 km away
  10. 4.248 km NNE of Calama, Chile · 3659 days ago · 116 km deep · 91 km away
  11. 4.158 km NNE of Calama, Chile · 3655 days ago · 106 km deep · 97 km away

Before

  1. 4.325 km WSW of San Pedro de Atacama, Chile · 3710 days ago · 156 km deep · 35 km away
  2. 4.333 km ENE of Calama, Chile · 3719 days ago · 114 km deep · 53 km away
  3. 4.339 km NW of San Pedro de Atacama, Chile · 3719 days ago · 108 km deep · 32 km away · felt by 1
  4. 4.041 km ESE of Calama, Chile · 3722 days ago · 115 km deep · 41 km away
  5. 4.0115 km SW of San Pedro de Atacama, Chile · 3727 days ago · 93 km deep · 89 km away
  6. 4.130 km NE of Calama, Chile · 3732 days ago · 126 km deep · 63 km away
  7. 4.368 km SSW of San Pedro de Atacama, Chile · 3733 days ago · 132 km deep · 78 km away

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Sources

From the USGS Earthquake Hazards Program and its partner networks, event us100069xc. Read Wed, Sep 30, 2026, 5:45 AM UTC.