Chile earthquakes

M4.2 earthquake 32 km NW of Coquimbo, Chile

A magnitude 4.2 earthquake struck 32 km NW of Coquimbo, Chile on Fri, Mar 14, 1975, 1:53 AM GMT-4 (05:53 UTC), 34 km (21 mi) below the surface.

A larger quake followed: M5.3 8 km NNW of Coquimbo, 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
4.2 (mb, body-wave), light
Magnitude from
USGS National Earthquake Information Center
Local time
UTC
1975-03-14 05:53:40 UTC
Depth
34.0 km (21.1 mi), shallow
Epicenter
29.769° S, 71.602° 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.

Stations used
8

Nearest places

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

Nearby

Within 100 km, magnitude 1.5 and up: 7 in the 60 days after this one and 8 in the 30 days before it.

After

  1. 5.38 km NNW of Coquimbo, Chile · 18830 days ago · 47 km deep · 25 km away
  2. 4.617 km SSE of Coquimbo, Chile · 18830 days ago · 62 km deep · 50 km away
  3. 4.66 km NNE of La Serena, Chile · 18830 days ago · 61 km deep · 39 km away
  4. 5.162 km WSW of Coquimbo, Chile · 18827 days ago · 19 km deep · 50 km away
  5. 4.234 km NNW of La Serena, Chile · 18824 days ago · 33 km deep · 24 km away
  6. 4.216 km NW of Coquimbo, Chile · 18800 days ago · 51 km deep · 16 km away
  7. 4.445 km NW of Coquimbo, Chile · 18780 days ago · 17 km deep · 17 km away

Before

  1. 4.57 km SSE of Coquimbo, Chile · 18831 days ago · 58 km deep · 39 km away
  2. 4.534 km NNW of La Serena, Chile · 18831 days ago · 33 km deep · 31 km away
  3. 5.12 km ENE of Coquimbo, Chile · 18831 days ago · 59 km deep · 34 km away
  4. 5.128 km NW of Coquimbo, Chile · 18831 days ago · 26 km deep · 5 km away
  5. 5.215 km NW of La Serena, Chile · 18831 days ago · 51 km deep · 25 km away
  6. 5.327 km NNW of La Serena, Chile · 18832 days ago · 33 km deep · 26 km away
  7. 6.91 km N of Coquimbo, Chile · 18832 days ago · 4 km deep · 32 km away
  8. 4.664 km N of La Serena, Chile · 18833 days ago · 62 km deep · 61 km away

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Sources

From the USGS Earthquake Hazards Program and its partner networks, event usp0000a7v. Read Sat, Oct 3, 2026, 4:21 AM UTC.