Chile earthquakes

M4.4 earthquake 96 km NE of Calama, Chile

A magnitude 4.4 earthquake struck 96 km NE of Calama, Chile on Sun, Jul 29, 2018, 7:29 AM GMT-4 (11:29 UTC), 112 km (69 mi) below the surface.

A larger quake followed: M4.5 152 km N 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
4.4 (Mwr, regional moment), light
Magnitude from
USGS National Earthquake Information Center
Local time
UTC
2018-07-29 11:29:24 UTC
Depth
111.8 km (69.5 mi), intermediate-depth
Epicenter
21.814° S, 68.299° 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
Normal
Moment magnitude
4.4 Mwr
Nodal plane 1
Strike 319°, dip 61°, rake -82°
Nodal plane 2
Strike 123°, dip 30°, rake -104°

How well it is located

Reviewed by a seismologist.

Location uncertainty
About 6.6 km horizontally, 5.4 km in depth
Magnitude uncertainty
±0.08
Depth from
From location
Station coverage gap
48°
Stations used
84

Nearest places

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

Nearby

Within 100 km, magnitude 1.5 and up: 15 in the 60 days after this one and 4 in the 30 days before it.

After

  1. 4.3145 km NNE of Calama, Chile · 2984 days ago · 135 km deep · 79 km away
  2. 4.486 km NE of Calama, Chile · 2974 days ago · 111 km deep · 11 km away
  3. 4.4151 km SW of Atocha, Bolivia · 2971 days ago · 189 km deep · 95 km away
  4. 4.454 km NE of Calama, Chile · 2962 days ago · 106 km deep · 43 km away
  5. 4.4129 km N of Calama, Chile · 2961 days ago · 127 km deep · 83 km away
  6. 4.2137 km N of Calama, Chile · 2960 days ago · 112 km deep · 81 km away
  7. 4.5152 km N of Calama, Chile · 2957 days ago · 125 km deep · 89 km away
  8. 4.368 km N of Calama, Chile · 2954 days ago · 117 km deep · 55 km away
  9. 4.482 km NNE of Calama, Chile · 2951 days ago · 129 km deep · 20 km away
  10. 4.384 km NNE of Calama, Chile · 2948 days ago · 125 km deep · 28 km away · felt by 1
  11. 4.275 km N of Calama, Chile · 2936 days ago · 108 km deep · 50 km away
  12. 4.3157 km NNE of Calama, Chile · 2934 days ago · 136 km deep · 86 km away
  13. 4.5147 km N of Calama, Chile · 2929 days ago · 124 km deep · 97 km away · felt by 2
  14. 4.4169 km NNE of Calama, Chile · 2927 days ago · 115 km deep · 93 km away
  15. 4.5119 km NNE of Calama, Chile · 2927 days ago · 115 km deep · 36 km away

Before

  1. 4.5130 km N of Calama, Chile · 2994 days ago · 130 km deep · 88 km away
  2. 5.147 km ENE of Calama, Chile · 2994 days ago · 104 km deep · 56 km away
  3. 4.373 km NNE of Calama, Chile · 3006 days ago · 135 km deep · 35 km away
  4. 4.355 km NNE of Calama, Chile · 3015 days ago · 122 km deep · 43 km away

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Sources

From the USGS Earthquake Hazards Program and its partner networks, event us2000gglt. Read Thu, Oct 1, 2026, 6:27 AM UTC.