Chile earthquakes

M4.2 earthquake 76 km W of Iquique, Chile

A magnitude 4.2 earthquake struck 76 km W of Iquique, Chile on Thu, May 21, 2015, 9:03 AM GMT-3 (12:03 UTC), 35 km (22 mi) below the surface.

A larger quake followed: M5.3 71 km W of Iquique, Chile. This one was a foreshock.

Iquique 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
4.2 (mb), light
Local time
UTC
2015-05-21 12:03:56 UTC
Depth
35.2 km (21.9 mi), shallow
Epicenter
20.216° S, 70.887° 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, 7.7 km in depth
Magnitude uncertainty
±0.30
Stations used
0

Nearest places

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

Nearby

Within 100 km, magnitude 1.5 and up: 14 in the 60 days after this one and 6 in the 30 days before it.

After

  1. 4.436 km NNE of Iquique, Chile · 4149 days ago · 66 km deep · 95 km away
  2. 5.371 km W of Iquique, Chile · 4148 days ago · 17 km deep · 6 km away · felt by 7
  3. 4.1Near the coast of Tarapaca, Chile · 4148 days ago · 32 km deep · 4 km away
  4. 4.868 km W of Iquique, Chile · 4147 days ago · 27 km deep · 9 km away
  5. 4.09 km NNE of Iquique, Chile · 4142 days ago · 44 km deep · 82 km away
  6. 3.730 km NW of Iquique, Chile · 4142 days ago · 36 km deep · 58 km away · felt by 1
  7. 5.084 km WNW of Iquique, Chile · 4139 days ago · 20 km deep · 31 km away
  8. 4.187 km WNW of Iquique, Chile · 4133 days ago · 15 km deep · 28 km away
  9. 4.770 km W of Iquique, Chile · 4130 days ago · 13 km deep · 7 km away · felt by 1
  10. 4.573 km W of Iquique, Chile · 4130 days ago · 10 km deep · 7 km away
  11. 4.373 km W of Iquique, Chile · 4130 days ago · 13 km deep · 4 km away
  12. 4.083 km W of Iquique, Chile · 4130 days ago · 13 km deep · 6 km away
  13. 4.1100 km WSW of Iquique, Chile · 4129 days ago · 8 km deep · 41 km away
  14. 4.561 km W of Iquique, Chile · 4122 days ago · 24 km deep · 16 km away

Before

  1. 4.2106 km WNW of Iquique, Chile · 4150 days ago · 10 km deep · 49 km away
  2. 4.296 km WNW of Iquique, Chile · 4150 days ago · 15 km deep · 44 km away
  3. 4.194 km NW of Iquique, Chile · 4151 days ago · 37 km deep · 62 km away
  4. 4.396 km WNW of Iquique, Chile · 4152 days ago · 21 km deep · 41 km away
  5. 4.387 km WNW of Iquique, Chile · 4152 days ago · 15 km deep · 37 km away
  6. 4.8105 km WNW of Iquique, Chile · 4167 days ago · 10 km deep · 39 km away

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Sources

From the USGS Earthquake Hazards Program and its partner networks, event us20002kyr. Read Tue, Sep 29, 2026, 6:14 PM UTC.