Chile earthquakes

M5.4 earthquake 29 km WSW of La Ligua, Chile

A magnitude 5.4 earthquake struck 29 km WSW of La Ligua, Chile on Mon, Mar 18, 1985, 1:08 AM GMT-4 (05:08 UTC), 33 km (21 mi) below the surface.

A larger quake followed: M6.7 18 km S of Valparaíso, Chile. This one was a foreshock.

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Map

Where this earthquake was located, with the others nearby. Select one for its page.

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The earthquake

Magnitude
5.4 (mb), moderate
Local time
UTC
1985-03-18 05:08:50 UTC
Depth
33.0 km (20.5 mi), shallow
Epicenter
32.556° S, 71.516° 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.

Depth from
OPERATOR_ASSIGNED

Nearest places

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

Nearby

Within 100 km, magnitude 2.4 and up: 15 in the 60 days after this one and 83 in the 30 days before it.

After

  1. 6.718 km S of Valparaíso, Chile · 15164 days ago · 42 km deep · 73 km away
  2. 5.012 km SW of Valparaíso, Chile · 15164 days ago · 58 km deep · 64 km away
  3. 5.223 km NW of Cartagena, Chile · 15163 days ago · 33 km deep · 99 km away
  4. 4.826 km NW of Valparaíso, Chile · 15163 days ago · 33 km deep · 49 km away
  5. 4.943 km WSW of Valparaíso, Chile · 15149 days ago · 33 km deep · 84 km away
  6. 6.242 km WSW of La Ligua, Chile · 15149 days ago · 33 km deep · 13 km away
  7. 4.760 km NNW of Valparaíso, Chile · 15149 days ago · 33 km deep · 41 km away
  8. 5.032 km W of Valparaíso, Chile · 15144 days ago · 33 km deep · 67 km away
  9. 3.359 km W of Valparaíso, Chile · 15140 days ago · 33 km deep · 82 km away
  10. 4.853 km W of Valparaíso, Chile · 15136 days ago · 33 km deep · 84 km away
  11. 5.613 km WNW of Valparaíso, Chile · 15124 days ago · 33 km deep · 54 km away
  12. 4.345 km NW of La Ligua, Chile · 15122 days ago · 33 km deep · 43 km away
  13. 4.832 km NW of Valparaíso, Chile · 15115 days ago · 46 km deep · 40 km away
  14. 4.723 km NNW of Llaillay, Chile · 15109 days ago · 55 km deep · 47 km away
  15. 4.942 km W of Valparaíso, Chile · 15108 days ago · 33 km deep · 78 km away

Before

  1. 5.153 km NW of Valparaíso, Chile · 15166 days ago · 33 km deep · 59 km away
  2. 6.735 km WNW of Hacienda La Calera, Chile · 15166 days ago · 33 km deep · 9 km away
  3. 4.546 km SW of Valparaíso, Chile · 15167 days ago · 33 km deep · 94 km away
  4. 3.752 km WNW of Valparaíso, Chile · 15169 days ago · 33 km deep · 70 km away
  5. 4.710 km NNW of Valparaíso, Chile · 15169 days ago · 9 km deep · 46 km away
  6. 3.250 km WNW of Valparaíso, Chile · 15169 days ago · 33 km deep · 59 km away
  7. 4.351 km WSW of Valparaíso, Chile · 15170 days ago · 33 km deep · 89 km away
  8. 5.852 km W of Valparaíso, Chile · 15171 days ago · 47 km deep · 85 km away
  9. 3.527 km S of Valparaíso, Chile · 15172 days ago · 66 km deep · 81 km away
  10. 4.826 km NW of Valparaíso, Chile · 15172 days ago · 57 km deep · 48 km away
  11. 4.531 km WNW of Valparaíso, Chile · 15173 days ago · 46 km deep · 62 km away
  12. 3.869 km WNW of Valparaíso, Chile · 15173 days ago · 33 km deep · 85 km away
  13. 5.242 km NNW of Viña del Mar, Chile · 15173 days ago · 40 km deep · 18 km away
  14. 3.130 km NW of Valparaíso, Chile · 15173 days ago · 33 km deep · 47 km away
  15. 2.959 km W of La Ligua, Chile · 15174 days ago · 20 km deep · 36 km away
  16. 3.724 km W of Valparaíso, Chile · 15174 days ago · 33 km deep · 61 km away
  17. 4.054 km WNW of Valparaíso, Chile · 15174 days ago · 33 km deep · 65 km away
  18. 2.745 km SW of Valparaíso, Chile · 15175 days ago · 10 km deep · 94 km away
  19. 3.179 km WNW of Valparaíso, Chile · 15175 days ago · 33 km deep · 88 km away
  20. 4.721 km SW of Valparaíso, Chile · 15175 days ago · 33 km deep · 74 km away

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Sources

From the USGS Earthquake Hazards Program and its partner networks, event usp0002d03. Read Thu, Sep 24, 2026, 11:06 AM UTC.