Chile earthquakes

M4.5 earthquake 122 km N of Calama, Chile

A magnitude 4.5 earthquake struck 122 km N of Calama, Chile on Thu, Jul 13, 2017, 11:38 AM GMT-4 (15:38 UTC), 127 km (79 mi) below the surface.

A larger quake followed: M5.3 142 km NE of Tocopilla, 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
4.5 (mwr), light
Local time
UTC
2017-07-13 15:38:08 UTC
Depth
127.3 km (79.1 mi), intermediate-depth
Epicenter
21.373° S, 68.695° 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.

Fault motion and ground failure

How the rock slipped, from the moment tensor, and the USGS estimate of landslides and liquefaction.

Faulting
Oblique normal
Moment magnitude
4.5 Mwr
Nodal plane 1
Strike 228°, dip 18°, rake -34°
Nodal plane 2
Strike 351°, dip 80°, rake -105°

How well it is located

Reviewed by a seismologist.

Location uncertainty
About 5.3 km horizontally, 2.6 km in depth
Magnitude uncertainty
±0.05
Depth from
From location
Station coverage gap
45°
Stations used
104

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 10 in the 30 days before it.

After

  1. 3.9121 km NNE of Calama, Chile · 3358 days ago · 146 km deep · 1 km away
  2. 5.3142 km NE of Tocopilla, Chile · 3358 days ago · 39 km deep · 60 km away · felt by 6
  3. 4.676 km NE of Calama, Chile · 3356 days ago · 114 km deep · 63 km away
  4. 4.280 km NNE of Calama, Chile · 3347 days ago · 120 km deep · 57 km away
  5. 4.1116 km NNE of Calama, Chile · 3344 days ago · 144 km deep · 23 km away · felt by 1
  6. 4.0130 km N of Calama, Chile · 3342 days ago · 123 km deep · 12 km away
  7. 4.3137 km NNE of Calama, Chile · 3342 days ago · 128 km deep · 16 km away
  8. 4.0123 km ESE of Iquique, Chile · 3338 days ago · 93 km deep · 80 km away
  9. 4.4107 km NNE of Calama, Chile · 3336 days ago · 117 km deep · 16 km away
  10. 4.0161 km NNE of Calama, Chile · 3336 days ago · 136 km deep · 42 km away
  11. 4.2100 km NNE of Calama, Chile · 3334 days ago · 127 km deep · 40 km away
  12. 4.1138 km NNE of Calama, Chile · 3329 days ago · 122 km deep · 22 km away
  13. 4.5132 km N of Calama, Chile · 3320 days ago · 121 km deep · 17 km away
  14. 4.338 km NE of Calama, Chile · 3316 days ago · 131 km deep · 97 km away
  15. 4.1153 km N of Calama, Chile · 3314 days ago · 114 km deep · 34 km away
  16. 4.4130 km ESE of Iquique, Chile · 3311 days ago · 111 km deep · 71 km away

Before

  1. 4.4154 km SW of Uyuni, Bolivia · 3376 days ago · 169 km deep · 75 km away
  2. 5.476 km NNE of Calama, Chile · 3377 days ago · 108 km deep · 53 km away
  3. 4.4156 km NNE of Calama, Chile · 3384 days ago · 136 km deep · 37 km away
  4. 4.0134 km N of Calama, Chile · 3386 days ago · 125 km deep · 18 km away
  5. 4.158 km NNE of Calama, Chile · 3386 days ago · 128 km deep · 66 km away
  6. 4.3145 km N of Calama, Chile · 3388 days ago · 105 km deep · 36 km away
  7. 4.0137 km N of Calama, Chile · 3392 days ago · 121 km deep · 17 km away
  8. 4.2144 km N of Calama, Chile · 3394 days ago · 123 km deep · 40 km away
  9. 4.2137 km N of Calama, Chile · 3396 days ago · 137 km deep · 16 km away
  10. 4.1130 km SW of Uyuni, Bolivia · 3396 days ago · 162 km deep · 92 km away

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Sources

From the USGS Earthquake Hazards Program and its partner networks, event us20009vzp. Read Wed, Sep 30, 2026, 8:34 PM UTC.