Chile earthquakes

M4.2 earthquake 80 km NNE of Calama, Chile

A magnitude 4.2 earthquake struck 80 km NNE of Calama, Chile on Tue, Aug 1, 2017, 12:19 PM GMT-4 (16:19 UTC), 120 km (75 mi) below the surface.

A larger quake followed: M4.7 22 km SE 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
4.2 (mb), light
Local time
UTC
2017-08-01 16:19:26 UTC
Depth
120.0 km (74.6 mi), intermediate-depth
Epicenter
21.849° S, 68.493° 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 5.2 km horizontally, 7.3 km in depth
Magnitude uncertainty
±0.17
Depth from
From location
Station coverage gap
54°
Stations used
43

Nearest places

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

Nearby

Within 100 km, magnitude 1.5 and up: 13 in the 60 days after this one and 7 in the 30 days before it.

After

  1. 4.1116 km NNE of Calama, Chile · 3344 days ago · 144 km deep · 41 km away · felt by 1
  2. 4.0130 km N of Calama, Chile · 3342 days ago · 123 km deep · 68 km away
  3. 4.3137 km NNE of Calama, Chile · 3342 days ago · 128 km deep · 67 km away
  4. 4.722 km SE of Calama, Chile · 3337 days ago · 98 km deep · 88 km away
  5. 4.4107 km NNE of Calama, Chile · 3336 days ago · 117 km deep · 41 km away
  6. 4.0161 km NNE of Calama, Chile · 3336 days ago · 136 km deep · 87 km away
  7. 4.2100 km NNE of Calama, Chile · 3334 days ago · 127 km deep · 22 km away
  8. 4.1138 km NNE of Calama, Chile · 3329 days ago · 122 km deep · 65 km away
  9. 4.054 km NNE of San Pedro de Atacama, Chile · 3327 days ago · 171 km deep · 90 km away
  10. 4.5132 km N of Calama, Chile · 3320 days ago · 121 km deep · 73 km away
  11. 4.338 km NE of Calama, Chile · 3316 days ago · 131 km deep · 46 km away
  12. 4.1153 km N of Calama, Chile · 3314 days ago · 114 km deep · 91 km away
  13. 4.7131 km NNE of Calama, Chile · 3291 days ago · 116 km deep · 53 km away

Before

  1. 4.212 km N of Calama, Chile · 3349 days ago · 115 km deep · 72 km away
  2. 4.676 km NE of Calama, Chile · 3356 days ago · 114 km deep · 6 km away
  3. 3.9121 km NNE of Calama, Chile · 3358 days ago · 146 km deep · 55 km away
  4. 4.5122 km N of Calama, Chile · 3366 days ago · 127 km deep · 57 km away
  5. 4.560 km ENE of Calama, Chile · 3368 days ago · 144 km deep · 55 km away
  6. 4.344 km E of Calama, Chile · 3373 days ago · 141 km deep · 68 km away
  7. 4.4154 km SW of Uyuni, Bolivia · 3376 days ago · 169 km deep · 78 km away

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Sources

From the USGS Earthquake Hazards Program and its partner networks, event us2000a3cm. Read Thu, Oct 1, 2026, 1:26 AM UTC.