Chile earthquakes

M4.8 earthquake 26 km NW of Valparaíso, Chile

A magnitude 4.8 earthquake struck 26 km NW of Valparaíso, Chile on Wed, Mar 20, 1985, 3:45 AM GMT-4 (07:45 UTC), 33 km (21 mi) below the surface.

A larger quake followed: M5.6 58 km WSW of Valparaíso, Chile. This one was a foreshock.

Valparaíso 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
4.8 (mb), light
Local time
UTC
1985-03-20 07:45:37 UTC
Depth
33.0 km (20.5 mi), shallow
Epicenter
32.892° S, 71.857° 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 1.8 and up: 25 in the 60 days after this one and 118 in the 30 days before it.

After

  1. 5.658 km WSW of Valparaíso, Chile · 15158 days ago · 53 km deep · 51 km away
  2. 4.765 km WSW of Valparaíso, Chile · 15151 days ago · 33 km deep · 55 km away
  3. 4.271 km W of Cartagena, Chile · 15150 days ago · 33 km deep · 83 km away
  4. 4.943 km WSW of Valparaíso, Chile · 15148 days ago · 33 km deep · 34 km away
  5. 6.242 km WSW of La Ligua, Chile · 15147 days ago · 33 km deep · 39 km away
  6. 4.760 km NNW of Valparaíso, Chile · 15147 days ago · 33 km deep · 38 km away
  7. 5.032 km W of Valparaíso, Chile · 15142 days ago · 33 km deep · 18 km away
  8. 3.010 km N of Cartagena, Chile · 15139 days ago · 33 km deep · 66 km away
  9. 3.359 km W of Valparaíso, Chile · 15139 days ago · 33 km deep · 38 km away
  10. 5.633 km WNW of Cartagena, Chile · 15136 days ago · 33 km deep · 67 km away
  11. 4.562 km W of San Antonio, Chile · 15136 days ago · 33 km deep · 92 km away
  12. 4.853 km W of Valparaíso, Chile · 15135 days ago · 33 km deep · 36 km away
  13. 4.868 km W of Valparaíso, Chile · 15135 days ago · 33 km deep · 53 km away
  14. 4.674 km WSW of Valparaíso, Chile · 15134 days ago · 33 km deep · 61 km away
  15. 4.574 km W of Valparaíso, Chile · 15130 days ago · 33 km deep · 60 km away
  16. 4.664 km W of San Antonio, Chile · 15129 days ago · 33 km deep · 95 km away
  17. 4.960 km W of Cartagena, Chile · 15129 days ago · 33 km deep · 72 km away
  18. 4.359 km W of Cartagena, Chile · 15129 days ago · 33 km deep · 78 km away
  19. 4.776 km W of Cartagena, Chile · 15129 days ago · 33 km deep · 88 km away
  20. 5.613 km WNW of Valparaíso, Chile · 15123 days ago · 33 km deep · 15 km away
  21. 4.345 km NW of La Ligua, Chile · 15120 days ago · 33 km deep · 84 km away
  22. 4.832 km NW of Valparaíso, Chile · 15113 days ago · 46 km deep · 11 km away
  23. 4.7Off the coast of Valparaiso, Chile · 15108 days ago · 33 km deep · 84 km away
  24. 4.723 km NNW of Llaillay, Chile · 15107 days ago · 55 km deep · 83 km away
  25. 4.942 km W of Valparaíso, Chile · 15106 days ago · 33 km deep · 29 km away

Before

  1. 5.223 km NW of Cartagena, Chile · 15162 days ago · 33 km deep · 59 km away
  2. 4.738 km WNW of Cartagena, Chile · 15162 days ago · 33 km deep · 55 km away
  3. 4.480 km WSW of Valparaíso, Chile · 15163 days ago · 33 km deep · 71 km away
  4. 5.012 km SW of Valparaíso, Chile · 15163 days ago · 58 km deep · 26 km away
  5. 6.718 km S of Valparaíso, Chile · 15163 days ago · 42 km deep · 39 km away
  6. 5.0near the coast of central Chile · 15163 days ago · 33 km deep · 59 km away
  7. 5.429 km WSW of La Ligua, Chile · 15164 days ago · 33 km deep · 49 km away
  8. 5.153 km NW of Valparaíso, Chile · 15164 days ago · 33 km deep · 27 km away
  9. 6.735 km WNW of Hacienda La Calera, Chile · 15164 days ago · 33 km deep · 41 km away
  10. 4.697 km W of Cartagena, Chile · 15165 days ago · 33 km deep · 92 km away
  11. 4.546 km SW of Valparaíso, Chile · 15166 days ago · 33 km deep · 46 km away
  12. 2.763 km WSW of Valparaíso, Chile · 15167 days ago · 33 km deep · 58 km away
  13. 3.752 km WNW of Valparaíso, Chile · 15168 days ago · 33 km deep · 29 km away
  14. 4.710 km NNW of Valparaíso, Chile · 15168 days ago · 9 km deep · 19 km away
  15. 3.250 km WNW of Valparaíso, Chile · 15168 days ago · 33 km deep · 24 km away
  16. 4.493 km WNW of Cartagena, Chile · 15168 days ago · 33 km deep · 87 km away
  17. 3.577 km WSW of Valparaíso, Chile · 15168 days ago · 33 km deep · 65 km away
  18. 4.351 km WSW of Valparaíso, Chile · 15168 days ago · 33 km deep · 40 km away
  19. 4.396 km W of Cartagena, Chile · 15169 days ago · 33 km deep · 92 km away
  20. 5.273 km WSW of Valparaíso, Chile · 15169 days ago · 33 km deep · 64 km away

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Sources

From the USGS Earthquake Hazards Program and its partner networks, event usp0002d2a. Read Tue, Sep 22, 2026, 6:53 PM UTC.