Chile earthquakes

M3.3 earthquake 42 km WSW of San Antonio, Chile

A magnitude 3.3 earthquake struck 42 km WSW of San Antonio, Chile on Mon, Mar 4, 1985, 6:30 PM GMT-3 (21:30 UTC), 33 km (21 mi) below the surface.

A larger quake followed: M3.6 20 km WNW of Cartagena, Chile. This one was a foreshock.

San Antonio 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
3.3 (mb), minor
Local time
UTC
1985-03-04 21:30:45 UTC
Depth
33.0 km (20.5 mi), shallow
Epicenter
33.800° S, 72.000° 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 1.5 and up: 110 in the 60 days after this one and 60 in the 30 days before it.

After

  1. 3.620 km WNW of Cartagena, Chile · 15177 days ago · 33 km deep · 43 km away
  2. 3.150 km WSW of Valparaíso, Chile · 15176 days ago · 33 km deep · 71 km away
  3. 5.283 km WSW of San Antonio, Chile · 15176 days ago · 33 km deep · 40 km away
  4. 4.846 km SW of San Antonio, Chile · 15176 days ago · 33 km deep · 5 km away
  5. 4.958 km WSW of San Antonio, Chile · 15176 days ago · 33 km deep · 16 km away
  6. 5.457 km NNW of Santa Cruz, Chile · 15176 days ago · 33 km deep · 52 km away
  7. 5.163 km SW of San Antonio, Chile · 15176 days ago · 33 km deep · 21 km away
  8. 3.788 km WSW of San Antonio, Chile · 15176 days ago · 33 km deep · 46 km away
  9. 4.565 km WNW of Cartagena, Chile · 15176 days ago · 33 km deep · 52 km away
  10. 5.125 km SSW of San Antonio, Chile · 15176 days ago · 49 km deep · 28 km away
  11. 4.468 km SW of San Antonio, Chile · 15176 days ago · 33 km deep · 26 km away
  12. 3.033 km NW of Cartagena, Chile · 15176 days ago · 33 km deep · 49 km away
  13. 4.572 km SW of San Antonio, Chile · 15176 days ago · 33 km deep · 36 km away
  14. 4.036 km W of Valparaíso, Chile · 15176 days ago · 33 km deep · 88 km away
  15. 5.464 km WSW of Valparaíso, Chile · 15176 days ago · 33 km deep · 74 km away
  16. 2.839 km W of Valparaíso, Chile · 15176 days ago · 33 km deep · 89 km away
  17. 3.312 km W of Melipilla, Chile · 15176 days ago · 33 km deep · 62 km away
  18. 4.062 km NW of Santa Cruz, Chile · 15175 days ago · 30 km deep · 59 km away
  19. 2.871 km W of Cartagena, Chile · 15175 days ago · 33 km deep · 50 km away
  20. 4.375 km SW of San Antonio, Chile · 15175 days ago · 33 km deep · 37 km away
  21. 4.633 km W of Cartagena, Chile · 15175 days ago · 33 km deep · 27 km away
  22. 4.333 km SW of Valparaíso, Chile · 15175 days ago · 53 km deep · 66 km away
  23. 4.792 km WSW of San Antonio, Chile · 15175 days ago · 33 km deep · 50 km away
  24. 3.625 km WNW of Cartagena, Chile · 15175 days ago · 32 km deep · 41 km away
  25. 4.977 km W of Cartagena, Chile · 15175 days ago · 33 km deep · 57 km away
  26. 4.828 km WNW of Valparaíso, Chile · 15175 days ago · 33 km deep · 97 km away
  27. 5.346 km W of Valparaíso, Chile · 15175 days ago · 33 km deep · 91 km away
  28. 5.119 km WSW of Valparaíso, Chile · 15174 days ago · 33 km deep · 82 km away
  29. 5.346 km SW of San Antonio, Chile · 15174 days ago · 33 km deep · 15 km away
  30. 5.010 km SW of Valparaíso, Chile · 15174 days ago · 33 km deep · 81 km away
  31. 4.853 km WSW of San Antonio, Chile · 15174 days ago · 33 km deep · 11 km away
  32. 5.021 km W of Valparaíso, Chile · 15174 days ago · 33 km deep · 87 km away
  33. 4.721 km SW of Valparaíso, Chile · 15173 days ago · 33 km deep · 71 km away
  34. 2.878 km W of Valparaíso, Chile · 15173 days ago · 33 km deep · 89 km away
  35. 2.745 km SW of Valparaíso, Chile · 15173 days ago · 10 km deep · 57 km away
  36. 5.865 km W of San Antonio, Chile · 15172 days ago · 33 km deep · 30 km away
  37. 4.746 km WNW of Cartagena, Chile · 15172 days ago · 33 km deep · 38 km away
  38. 3.976 km W of San Antonio, Chile · 15172 days ago · 33 km deep · 41 km away
  39. 3.649 km WNW of Cartagena, Chile · 15172 days ago · 33 km deep · 52 km away
  40. 3.724 km W of Valparaíso, Chile · 15172 days ago · 33 km deep · 89 km away
  41. 3.081 km SW of San Antonio, Chile · 15172 days ago · 33 km deep · 39 km away
  42. 3.476 km W of San Antonio, Chile · 15172 days ago · 33 km deep · 42 km away
  43. 4.379 km W of Cartagena, Chile · 15172 days ago · 33 km deep · 56 km away
  44. 4.955 km WSW of San Antonio, Chile · 15171 days ago · 33 km deep · 12 km away
  45. 3.6111 km WSW of San Antonio, Chile · 15171 days ago · 33 km deep · 68 km away
  46. 4.531 km WNW of Valparaíso, Chile · 15171 days ago · 46 km deep · 92 km away
  47. 3.527 km S of Valparaíso, Chile · 15170 days ago · 66 km deep · 68 km away
  48. 3.368 km WSW of Valparaíso, Chile · 15170 days ago · 33 km deep · 63 km away
  49. 5.852 km W of Valparaíso, Chile · 15169 days ago · 47 km deep · 83 km away
  50. 5.273 km WSW of Valparaíso, Chile · 15169 days ago · 33 km deep · 67 km away
  51. 4.396 km W of Cartagena, Chile · 15169 days ago · 33 km deep · 73 km away
  52. 3.096 km WSW of San Antonio, Chile · 15169 days ago · 33 km deep · 56 km away
  53. 4.351 km WSW of Valparaíso, Chile · 15168 days ago · 33 km deep · 76 km away
  54. 3.577 km WSW of Valparaíso, Chile · 15168 days ago · 33 km deep · 75 km away
  55. 4.493 km WNW of Cartagena, Chile · 15168 days ago · 33 km deep · 72 km away
  56. 4.710 km NNW of Valparaíso, Chile · 15168 days ago · 9 km deep · 100 km away
  57. 3.0106 km WSW of San Antonio, Chile · 15167 days ago · 33 km deep · 66 km away
  58. 2.763 km WSW of Valparaíso, Chile · 15167 days ago · 33 km deep · 60 km away
  59. 3.041 km SW of San Antonio, Chile · 15166 days ago · 33 km deep · 3 km away
  60. 4.546 km SW of Valparaíso, Chile · 15166 days ago · 33 km deep · 58 km away

The first 60 of 110.

Before

  1. 5.158 km SW of San Antonio, Chile · 15177 days ago · 33 km deep · 20 km away
  2. 5.130 km W of Cartagena, Chile · 15177 days ago · 33 km deep · 29 km away
  3. 4.416 km SW of Melipilla, Chile · 15177 days ago · 33 km deep · 61 km away
  4. 5.466 km WSW of San Antonio, Chile · 15177 days ago · 33 km deep · 23 km away
  5. 4.762 km WSW of San Antonio, Chile · 15177 days ago · 33 km deep · 24 km away
  6. 5.785 km SW of San Antonio, Chile · 15177 days ago · 33 km deep · 44 km away
  7. 5.492 km SW of San Antonio, Chile · 15177 days ago · 33 km deep · 53 km away
  8. 6.317 km S of Melipilla, Chile · 15177 days ago · 40 km deep · 70 km away
  9. 5.772 km WSW of San Antonio, Chile · 15177 days ago · 29 km deep · 29 km away
  10. 5.438 km WSW of Valparaíso, Chile · 15177 days ago · 33 km deep · 64 km away
  11. 4.426 km WSW of Melipilla, Chile · 15177 days ago · 33 km deep · 50 km away
  12. 4.626 km NNW of Cartagena, Chile · 15177 days ago · 33 km deep · 59 km away
  13. 4.816 km NNW of Cartagena, Chile · 15177 days ago · 33 km deep · 51 km away
  14. 5.148 km S of San Antonio, Chile · 15177 days ago · 33 km deep · 40 km away
  15. 4.779 km WNW of Santa Cruz, Chile · 15177 days ago · 33 km deep · 54 km away
  16. 4.79 km WNW of Valparaíso, Chile · 15177 days ago · 33 km deep · 94 km away
  17. 5.053 km SSW of San Antonio, Chile · 15177 days ago · 33 km deep · 35 km away
  18. 4.866 km SSW of San Antonio, Chile · 15177 days ago · 33 km deep · 38 km away
  19. 6.336 km WSW of Valparaíso, Chile · 15177 days ago · 33 km deep · 73 km away
  20. 5.633 km SW of Valparaíso, Chile · 15177 days ago · 33 km deep · 65 km away

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Sources

From the USGS Earthquake Hazards Program and its partner networks, event usp0002cet. Read Tue, Sep 22, 2026, 3:14 PM UTC.