Chile earthquakes

M3.9 earthquake 44 km WSW of Illapel, Chile

A magnitude 3.9 earthquake struck 44 km WSW of Illapel, Chile on Sun, Oct 4, 2015, 11:02 PM GMT-3 (02:02 UTC), 35 km (22 mi) below the surface.

A larger quake followed: M4.3 77 km W of Illapel, 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
3.9 (mwr), minor
Local time
UTC
2015-10-05 02:02:51 UTC
Depth
34.9 km (21.7 mi), shallow
Epicenter
31.783° S, 71.607° 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.

Did You Feel It? map: shaking reported by the public
Shaking reported by the public, by area. Map: USGS Did You Feel It?

Fault motion and ground failure

How the rock slipped, from the moment tensor, and the USGS estimate of landslides and liquefaction.

Faulting
Normal
Moment magnitude
3.9 Mwr
Nodal plane 1
Strike 182°, dip 13°, rake -76°
Nodal plane 2
Strike 347°, dip 77°, rake -93°

How well it is located

Reviewed by a seismologist.

Location uncertainty
About 5.6 km horizontally, 4.5 km in depth
Magnitude uncertainty
±0.07
Depth from
From location
Station coverage gap
121°
Stations used
40

Nearest places

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

Nearby

Within 100 km, magnitude 1.5 and up: 66 in the 60 days after this one and 133 in the 30 days before it.

After

  1. 4.377 km W of Illapel, Chile · 4005 days ago · 34 km deep · 36 km away
  2. 4.261 km NW of La Ligua, Chile · 4004 days ago · 35 km deep · 40 km away
  3. 4.267 km NW of La Ligua, Chile · 4004 days ago · 23 km deep · 38 km away
  4. 4.288 km W of Illapel, Chile · 4004 days ago · 21 km deep · 47 km away · felt by 1
  5. 4.735 km NW of Illapel, Chile · 4004 days ago · 43 km deep · 42 km away · felt by 3
  6. 4.175 km W of Illapel, Chile · 4004 days ago · 10 km deep · 36 km away
  7. 4.559 km WNW of Illapel, Chile · 4003 days ago · 24 km deep · 36 km away
  8. 4.2121 km W of Illapel, Chile · 4003 days ago · 10 km deep · 78 km away
  9. 4.1116 km W of Illapel, Chile · 4002 days ago · 10 km deep · 77 km away
  10. 4.031 km WNW of Illapel, Chile · 4001 days ago · 39 km deep · 31 km away
  11. 4.450 km S of Ovalle, Chile · 4001 days ago · 53 km deep · 87 km away
  12. 5.554 km WSW of Illapel, Chile · 4000 days ago · 35 km deep · 13 km away · felt by 18
  13. 4.1104 km W of Illapel, Chile · 4000 days ago · 14 km deep · 62 km away
  14. 4.148 km WSW of Illapel, Chile · 4000 days ago · 40 km deep · 5 km away
  15. 4.163 km NW of La Ligua, Chile · 3998 days ago · 37 km deep · 40 km away
  16. 5.679 km NW of Illapel, Chile · 3998 days ago · 21 km deep · 70 km away · felt by 8
  17. 5.080 km NW of Illapel, Chile · 3998 days ago · 20 km deep · 70 km away
  18. 4.073 km NW of Illapel, Chile · 3998 days ago · 26 km deep · 67 km away
  19. 4.191 km NW of Illapel, Chile · 3998 days ago · 37 km deep · 78 km away
  20. 4.593 km NW of Illapel, Chile · 3998 days ago · 19 km deep · 79 km away
  21. 4.083 km SW of Ovalle, Chile · 3998 days ago · 35 km deep · 76 km away
  22. 3.995 km W of Illapel, Chile · 3996 days ago · 10 km deep · 53 km away
  23. 4.159 km NW of Illapel, Chile · 3996 days ago · 41 km deep · 62 km away
  24. 4.249 km NW of Illapel, Chile · 3996 days ago · 50 km deep · 59 km away
  25. 4.276 km WNW of Illapel, Chile · 3994 days ago · 30 km deep · 50 km away
  26. 4.291 km W of Illapel, Chile · 3993 days ago · 16 km deep · 51 km away
  27. 4.493 km WNW of Illapel, Chile · 3993 days ago · 10 km deep · 64 km away
  28. 4.076 km W of Illapel, Chile · 3992 days ago · 16 km deep · 35 km away
  29. 4.0109 km WNW of Illapel, Chile · 3991 days ago · 8 km deep · 81 km away
  30. 4.1104 km WNW of Illapel, Chile · 3990 days ago · 10 km deep · 75 km away
  31. 4.276 km NW of Illapel, Chile · 3990 days ago · 30 km deep · 70 km away
  32. 4.283 km W of Illapel, Chile · 3989 days ago · 10 km deep · 43 km away
  33. 4.278 km NW of Illapel, Chile · 3988 days ago · 22 km deep · 69 km away
  34. 4.579 km W of La Ligua, Chile · 3987 days ago · 10 km deep · 79 km away
  35. 4.336 km W of Illapel, Chile · 3986 days ago · 37 km deep · 23 km away
  36. 5.036 km NW of Illapel, Chile · 3985 days ago · 40 km deep · 40 km away · felt by 6
  37. 4.191 km W of Illapel, Chile · 3983 days ago · 29 km deep · 51 km away
  38. 4.256 km WSW of Illapel, Chile · 3981 days ago · 31 km deep · 14 km away
  39. 4.688 km W of Illapel, Chile · 3981 days ago · 10 km deep · 47 km away
  40. 4.3108 km W of Illapel, Chile · 3981 days ago · 10 km deep · 65 km away
  41. 4.097 km W of Illapel, Chile · 3981 days ago · 23 km deep · 56 km away
  42. 3.997 km WSW of Illapel, Chile · 3980 days ago · 20 km deep · 53 km away
  43. 4.386 km WSW of Illapel, Chile · 3980 days ago · 2 km deep · 43 km away
  44. 4.278 km W of Illapel, Chile · 3980 days ago · 35 km deep · 38 km away
  45. 4.180 km SW of Ovalle, Chile · 3978 days ago · 20 km deep · 79 km away
  46. 4.1109 km WNW of Illapel, Chile · 3976 days ago · 4 km deep · 86 km away
  47. 4.667 km WSW of Ovalle, Chile · 3972 days ago · 35 km deep · 97 km away
  48. 4.684 km WNW of Illapel, Chile · 3971 days ago · 8 km deep · 56 km away · felt by 1
  49. 4.198 km W of Illapel, Chile · 3970 days ago · 13 km deep · 55 km away
  50. 4.493 km W of Illapel, Chile · 3969 days ago · 10 km deep · 51 km away
  51. 4.236 km WSW of Illapel, Chile · 3968 days ago · 35 km deep · 8 km away
  52. 4.276 km SW of Ovalle, Chile · 3967 days ago · 20 km deep · 90 km away
  53. 4.3Near the coast of Coquimbo, Chile · 3963 days ago · 38 km deep · 26 km away
  54. 4.186 km WSW of Illapel, Chile · 3963 days ago · 10 km deep · 42 km away
  55. 4.273 km W of Illapel, Chile · 3962 days ago · 32 km deep · 31 km away
  56. 4.195 km WSW of Ovalle, Chile · 3959 days ago · 24 km deep · 88 km away
  57. 4.353 km W of Illapel, Chile · 3957 days ago · 30 km deep · 28 km away
  58. 4.072 km W of Illapel, Chile · 3956 days ago · 24 km deep · 41 km away
  59. 4.299 km WSW of Illapel, Chile · 3955 days ago · 3 km deep · 55 km away
  60. 5.092 km WSW of Illapel, Chile · 3955 days ago · 10 km deep · 49 km away

The first 60 of 66.

Before

  1. 4.275 km NW of Illapel, Chile · 4007 days ago · 31 km deep · 69 km away
  2. 4.5107 km W of Illapel, Chile · 4007 days ago · 10 km deep · 65 km away
  3. 4.081 km W of Illapel, Chile · 4007 days ago · 10 km deep · 39 km away
  4. 4.387 km WNW of La Ligua, Chile · 4007 days ago · 6 km deep · 70 km away
  5. 4.054 km SSW of Ovalle, Chile · 4007 days ago · 58 km deep · 82 km away
  6. 4.582 km NW of La Ligua, Chile · 4008 days ago · 35 km deep · 42 km away
  7. 4.553 km SW of Ovalle, Chile · 4008 days ago · 31 km deep · 94 km away
  8. 4.022 km SW of Illapel, Chile · 4009 days ago · 48 km deep · 24 km away
  9. 4.4104 km WSW of Illapel, Chile · 4009 days ago · 15 km deep · 60 km away
  10. 4.489 km W of Illapel, Chile · 4009 days ago · 14 km deep · 47 km away
  11. 4.253 km WNW of Illapel, Chile · 4010 days ago · 24 km deep · 33 km away
  12. 4.426 km SW of Illapel, Chile · 4010 days ago · 29 km deep · 22 km away
  13. 4.484 km W of Illapel, Chile · 4010 days ago · 10 km deep · 50 km away
  14. 4.293 km WNW of Illapel, Chile · 4011 days ago · 10 km deep · 66 km away
  15. 3.583 km WSW of Illapel, Chile · 4011 days ago · 38 km deep · 39 km away
  16. 4.365 km NW of Illapel, Chile · 4011 days ago · 33 km deep · 69 km away
  17. 3.868 km SW of Ovalle, Chile · 4011 days ago · 30 km deep · 86 km away
  18. 4.434 km W of Illapel, Chile · 4011 days ago · 40 km deep · 24 km away
  19. 4.360 km NW of Illapel, Chile · 4012 days ago · 34 km deep · 67 km away
  20. 4.556 km W of Illapel, Chile · 4012 days ago · 14 km deep · 27 km away

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Sources

From the USGS Earthquake Hazards Program and its partner networks, event us10003kbc. Read Tue, Sep 22, 2026, 2:53 AM UTC.