Chile earthquakes

M4.5 earthquake 115 km E of Iquique, Chile

A magnitude 4.5 earthquake struck 115 km E of Iquique, Chile on Wed, Aug 1, 2018, 3:55 PM GMT-4 (19:55 UTC), 123 km (77 mi) below the surface.

A larger quake followed: M5.2 105 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
4.5 (mb, body-wave), light
Magnitude from
USGS National Earthquake Information Center
Local time
UTC
2018-08-01 19:55:41 UTC
Depth
123.3 km (76.6 mi), intermediate-depth
Epicenter
20.390° S, 69.064° 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 5.3 km horizontally, 7.5 km in depth
Magnitude uncertainty
±0.12
Depth from
From location
Station coverage gap
72°
Stations used
31

Nearest places

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

Nearby

Within 100 km, magnitude 1.5 and up: 11 in the 60 days after this one and 4 in the 30 days before it.

After

  1. 5.2105 km NE of Iquique, Chile · 2980 days ago · 84 km deep · 91 km away · felt by 8
  2. 4.8113 km NE of Iquique, Chile · 2970 days ago · 105 km deep · 91 km away · felt by 1
  3. 4.2137 km N of Calama, Chile · 2960 days ago · 112 km deep · 98 km away
  4. 4.5152 km N of Calama, Chile · 2957 days ago · 125 km deep · 88 km away
  5. 4.3134 km ESE of Iquique, Chile · 2955 days ago · 102 km deep · 38 km away
  6. 4.3113 km ESE of Iquique, Chile · 2950 days ago · 114 km deep · 35 km away
  7. 4.3157 km NNE of Calama, Chile · 2934 days ago · 136 km deep · 92 km away
  8. 4.3136 km W of Colchani, Bolivia · 2931 days ago · 161 km deep · 95 km away
  9. 4.5147 km N of Calama, Chile · 2930 days ago · 124 km deep · 84 km away · felt by 2
  10. 4.4169 km NNE of Calama, Chile · 2927 days ago · 115 km deep · 93 km away
  11. 4.3129 km ESE of Iquique, Chile · 2926 days ago · 123 km deep · 45 km away

Before

  1. 4.3145 km NNE of Calama, Chile · 2984 days ago · 135 km deep · 98 km away
  2. 4.5130 km N of Calama, Chile · 2994 days ago · 130 km deep · 100 km away
  3. 4.5149 km N of Calama, Chile · 3008 days ago · 124 km deep · 80 km away
  4. 4.2127 km ESE of Iquique, Chile · 3011 days ago · 110 km deep · 48 km away

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Sources

From the USGS Earthquake Hazards Program and its partner networks, event us2000gj78. Read Thu, Oct 1, 2026, 6:48 AM UTC.