Chile earthquakes

M4.0 earthquake 41 km ESE of Calama, Chile

A magnitude 4.0 earthquake struck 41 km ESE of Calama, Chile on Fri, Jul 22, 2016, 5:36 AM GMT-4 (09:36 UTC), 115 km (71 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
2016-07-22 09:36:58 UTC
Depth
114.5 km (71.1 mi), intermediate-depth
Epicenter
22.531° S, 68.532° 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 5.4 km horizontally, 4.9 km in depth
Magnitude uncertainty
±0.26
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: 16 in the 60 days after this one and 3 in the 30 days before it.

After

  1. 4.379 km NE of Calama, Chile · 3722 days ago · 120 km deep · 66 km away
  2. 4.339 km NW of San Pedro de Atacama, Chile · 3719 days ago · 108 km deep · 16 km away · felt by 1
  3. 4.333 km ENE of Calama, Chile · 3719 days ago · 114 km deep · 17 km away
  4. 4.091 km NNE of Calama, Chile · 3713 days ago · 124 km deep · 86 km away
  5. 4.325 km WSW of San Pedro de Atacama, Chile · 3710 days ago · 156 km deep · 56 km away
  6. 4.049 km SSE of Calama, Chile · 3709 days ago · 105 km deep · 41 km away
  7. 4.374 km NE of Calama, Chile · 3708 days ago · 111 km deep · 68 km away
  8. 4.754 km NNE of Calama, Chile · 3701 days ago · 145 km deep · 59 km away
  9. 5.425 km ESE of Calama, Chile · 3697 days ago · 107 km deep · 15 km away · felt by 9
  10. 4.386 km NNE of Calama, Chile · 3691 days ago · 126 km deep · 96 km away
  11. 4.243 km ENE of Calama, Chile · 3684 days ago · 117 km deep · 31 km away
  12. 4.151 km WSW of San Pedro de Atacama, Chile · 3679 days ago · 109 km deep · 62 km away
  13. 4.167 km NE of Calama, Chile · 3678 days ago · 136 km deep · 63 km away
  14. 5.079 km NNE of Calama, Chile · 3674 days ago · 121 km deep · 82 km away · felt by 1
  15. 4.265 km SSW of Calama, Chile · 3670 days ago · 86 km deep · 80 km away
  16. 4.178 km NE of Calama, Chile · 3664 days ago · 136 km deep · 71 km away

Before

  1. 4.130 km NE of Calama, Chile · 3732 days ago · 126 km deep · 30 km away
  2. 4.278 km SSW of Calama, Chile · 3748 days ago · 106 km deep · 93 km away
  3. 4.3117 km NE of Calama, Chile · 3748 days ago · 141 km deep · 97 km away

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Sources

From the USGS Earthquake Hazards Program and its partner networks, event us20006gnk. Read Wed, Sep 30, 2026, 5:45 AM UTC.