Chile earthquakes

M4.3 earthquake 145 km NNE of Calama, Chile

A magnitude 4.3 earthquake struck 145 km NNE of Calama, Chile on Mon, Jul 30, 2018, 10:06 PM GMT-4 (02:06 UTC), 135 km (84 mi) below the surface.

A larger quake followed: M4.6 117 km NE 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
4.3 (mb, body-wave), light
Magnitude from
USGS National Earthquake Information Center
Local time
UTC
2018-07-31 02:06:44 UTC
Depth
134.9 km (83.8 mi), intermediate-depth
Epicenter
21.172° S, 68.630° 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 6.1 km horizontally, 7.2 km in depth
Magnitude uncertainty
±0.14
Depth from
From location
Station coverage gap
62°
Stations used
38

Nearest places

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

Nearby

Within 100 km, magnitude 1.5 and up: 17 in the 60 days after this one and 5 in the 30 days before it.

After

  1. 4.5115 km E of Iquique, Chile · 2983 days ago · 123 km deep · 98 km away · felt by 1
  2. 4.486 km NE of Calama, Chile · 2974 days ago · 111 km deep · 78 km away
  3. 4.4129 km N of Calama, Chile · 2961 days ago · 127 km deep · 28 km away
  4. 4.2137 km N of Calama, Chile · 2960 days ago · 112 km deep · 15 km away
  5. 4.5152 km N of Calama, Chile · 2957 days ago · 125 km deep · 10 km away
  6. 4.3134 km ESE of Iquique, Chile · 2955 days ago · 102 km deep · 62 km away
  7. 4.368 km N of Calama, Chile · 2954 days ago · 117 km deep · 77 km away
  8. 4.482 km NNE of Calama, Chile · 2951 days ago · 129 km deep · 75 km away
  9. 4.3113 km ESE of Iquique, Chile · 2950 days ago · 114 km deep · 79 km away
  10. 4.384 km NNE of Calama, Chile · 2948 days ago · 125 km deep · 67 km away · felt by 1
  11. 4.275 km N of Calama, Chile · 2936 days ago · 108 km deep · 70 km away
  12. 4.3157 km NNE of Calama, Chile · 2934 days ago · 136 km deep · 12 km away
  13. 4.5147 km N of Calama, Chile · 2930 days ago · 124 km deep · 26 km away · felt by 2
  14. 4.4169 km NNE of Calama, Chile · 2927 days ago · 115 km deep · 28 km away
  15. 4.5119 km NNE of Calama, Chile · 2927 days ago · 115 km deep · 44 km away
  16. 4.3129 km ESE of Iquique, Chile · 2926 days ago · 123 km deep · 62 km away
  17. 4.6117 km NE of Calama, Chile · 2926 days ago · 115 km deep · 61 km away

Before

  1. 4.496 km NE of Calama, Chile · 2986 days ago · 112 km deep · 79 km away
  2. 4.5130 km N of Calama, Chile · 2994 days ago · 130 km deep · 33 km away
  3. 4.373 km NNE of Calama, Chile · 3006 days ago · 135 km deep · 76 km away
  4. 4.5149 km N of Calama, Chile · 3008 days ago · 124 km deep · 43 km away
  5. 4.2127 km ESE of Iquique, Chile · 3011 days ago · 110 km deep · 64 km away

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Sources

From the USGS Earthquake Hazards Program and its partner networks, event us2000ght5. Read Thu, Oct 1, 2026, 8:46 AM UTC.