Chile earthquakes

M4.4 earthquake 122 km E of Iquique, Chile

A magnitude 4.4 earthquake struck 122 km E of Iquique, Chile on Wed, Oct 31, 2018, 6:15 PM GMT-3 (21:15 UTC), 106 km (66 mi) below the surface.

A larger quake followed: M6.2 115 km NE of Iquique, Chile. This one was a foreshock.

Pozo Almonte 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 (mb, body-wave), light
Magnitude from
USGS National Earthquake Information Center
Local time
UTC
2018-10-31 21:15:40 UTC
Depth
106.4 km (66.1 mi), intermediate-depth
Epicenter
20.398° S, 68.996° W
Region
Chile
Felt reports
1
Tsunami flag
No
Status
Reviewed by a seismologist

Did you feel it?

1 person reported to the USGS what they felt; the strongest reported shaking was III, weak shaking.

Did You Feel It? map: shaking reported by the public
Shaking reported by the public, by area. Map: USGS Did You Feel It?

How well it is located

Reviewed by a seismologist.

Location uncertainty
About 5.1 km horizontally, 6.0 km in depth
Magnitude uncertainty
±0.14
Depth from
From location
Station coverage gap
44°
Stations used
44

Nearest places

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

Nearby

Within 100 km, magnitude 1.5 and up: 10 in the 60 days after this one and 7 in the 30 days before it.

After

  1. 6.2115 km NE of Iquique, Chile · 2890 days ago · 102 km deep · 95 km away · felt by 69
  2. 4.794 km NE of Iquique, Chile · 2886 days ago · 87 km deep · 87 km away · felt by 5
  3. 4.5132 km N of Calama, Chile · 2885 days ago · 115 km deep · 97 km away
  4. 4.5152 km N of Calama, Chile · 2880 days ago · 113 km deep · 76 km away
  5. 4.1141 km N of Calama, Chile · 2879 days ago · 113 km deep · 96 km away
  6. 4.1151 km N of Calama, Chile · 2872 days ago · 144 km deep · 85 km away
  7. 4.2139 km N of Calama, Chile · 2849 days ago · 124 km deep · 97 km away
  8. 4.191 km ENE of Iquique, Chile · 2842 days ago · 92 km deep · 58 km away · felt by 1
  9. 4.6154 km N of Calama, Chile · 2841 days ago · 93 km deep · 76 km away · felt by 1
  10. 4.3114 km ENE of Iquique, Chile · 2834 days ago · 100 km deep · 59 km away · felt by 2

Before

  1. 4.0150 km N of Calama, Chile · 2893 days ago · 141 km deep · 89 km away
  2. 4.2121 km ESE of Iquique, Chile · 2900 days ago · 96 km deep · 22 km away
  3. 4.2139 km N of Calama, Chile · 2904 days ago · 122 km deep · 89 km away
  4. 4.3162 km N of Calama, Chile · 2907 days ago · 113 km deep · 68 km away
  5. 4.4153 km N of Calama, Chile · 2910 days ago · 133 km deep · 78 km away
  6. 4.2149 km N of Calama, Chile · 2919 days ago · 117 km deep · 79 km away
  7. 4.388 km E of Iquique, Chile · 2921 days ago · 88 km deep · 34 km away · felt by 1

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Sources

From the USGS Earthquake Hazards Program and its partner networks, event us2000i4xl. Read Thu, Oct 1, 2026, 9:37 AM UTC.