Chile earthquakes

M4.1 earthquake 98 km E of Iquique, Chile

A magnitude 4.1 earthquake struck 98 km E of Iquique, Chile on Sat, Apr 28, 2018, 3:44 AM GMT-3 (06:44 UTC), 87 km (54 mi) below the surface.

A larger quake followed: M4.9 115 km E 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
4.1 (mb, body-wave), light
Magnitude from
USGS National Earthquake Information Center
Local time
UTC
2018-04-28 06:44:44 UTC
Depth
87.1 km (54.1 mi), intermediate-depth
Epicenter
20.163° S, 69.208° 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 2.6 km horizontally, 7.5 km in depth
Magnitude uncertainty
±0.18
Depth from
From location
Station coverage gap
51°
Stations used
32

Nearest places

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

Nearby

Within 100 km, magnitude 1.5 and up: 12 in the 60 days after this one and 2 in the 30 days before it.

After

  1. 4.8109 km E of Iquique, Chile · 3075 days ago · 100 km deep · 11 km away · felt by 1
  2. 4.2116 km E of Iquique, Chile · 3062 days ago · 102 km deep · 29 km away
  3. 4.5139 km NE of Iquique, Chile · 3055 days ago · 111 km deep · 89 km away
  4. 4.3111 km ESE of Iquique, Chile · 3053 days ago · 96 km deep · 64 km away
  5. 4.0108 km ENE of Iquique, Chile · 3049 days ago · 102 km deep · 48 km away
  6. 4.9115 km E of Iquique, Chile · 3048 days ago · 101 km deep · 18 km away · felt by 2
  7. 4.4131 km ESE of Iquique, Chile · 3039 days ago · 102 km deep · 76 km away
  8. 4.2120 km SE of Iquique, Chile · 3038 days ago · 111 km deep · 73 km away
  9. 4.299 km E of Iquique, Chile · 3033 days ago · 97 km deep · 1 km away
  10. 4.7118 km ESE of Iquique, Chile · 3033 days ago · 104 km deep · 65 km away · felt by 2
  11. 4.582 km ENE of Iquique, Chile · 3032 days ago · 117 km deep · 44 km away
  12. 4.3108 km ENE of Iquique, Chile · 3030 days ago · 95 km deep · 30 km away

Before

  1. 4.081 km E of Iquique, Chile · 3087 days ago · 87 km deep · 17 km away
  2. 4.196 km ENE of Iquique, Chile · 3093 days ago · 108 km deep · 26 km away

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Sources

From the USGS Earthquake Hazards Program and its partner networks, event us1000dtug. Read Thu, Oct 1, 2026, 8:57 PM UTC.