Chile earthquakes

M4.6 earthquake 34 km SSW of Coquimbo, Chile

A magnitude 4.6 earthquake struck 34 km SSW of Coquimbo, Chile on Fri, Sep 28, 2018, 10:49 AM GMT-3 (13:49 UTC), 42 km (26 mi) below the surface.

A larger quake followed: M5.2 49 km W of Ovalle, Chile. This one was a foreshock.

Coquimbo 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
4.6 (mb, body-wave), light
Magnitude from
USGS National Earthquake Information Center
Local time
UTC
2018-09-28 13:49:53 UTC
Depth
42.0 km (26.1 mi), shallow
Epicenter
30.231° S, 71.509° 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 7.2 km horizontally, 11.2 km in depth
Magnitude uncertainty
±0.31
Depth from
From location
Station coverage gap
131°
Stations used
27

Nearest places

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

Nearby

Within 100 km, magnitude 1.6 and up: 9 in the 60 days after this one and 3 in the 30 days before it.

After

  1. 4.141 km W of Coquimbo, Chile · 2928 days ago · 23 km deep · 36 km away
  2. 4.653 km W of Ovalle, Chile · 2919 days ago · 31 km deep · 50 km away · felt by 1
  3. 4.337 km NW of Coquimbo, Chile · 2902 days ago · 35 km deep · 60 km away
  4. 4.749 km W of Ovalle, Chile · 2901 days ago · 35 km deep · 45 km away · felt by 7
  5. 4.166 km W of Ovalle, Chile · 2894 days ago · 16 km deep · 55 km away
  6. 4.445 km WNW of Coquimbo, Chile · 2889 days ago · 28 km deep · 55 km away
  7. 5.249 km W of Ovalle, Chile · 2886 days ago · 26 km deep · 48 km away · felt by 5
  8. 4.211 km NNW of Coquimbo, Chile · 2875 days ago · 38 km deep · 43 km away · felt by 3
  9. 4.354 km WSW of Ovalle, Chile · 2873 days ago · 24 km deep · 67 km away

Before

  1. 3.936 km SSW of Ovalle, Chile · 2937 days ago · 47 km deep · 74 km away
  2. 4.660 km NNW of La Serena, Chile · 2954 days ago · 45 km deep · 96 km away · felt by 2
  3. 4.060 km SW of Coquimbo, Chile · 2955 days ago · 28 km deep · 31 km away

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Sources

From the USGS Earthquake Hazards Program and its partner networks, event us1000h3si. Read Sun, Oct 4, 2026, 9:39 AM UTC.