Chile earthquakes

M4.1 earthquake 104 km W of Illapel, Chile

A magnitude 4.1 earthquake struck 104 km W of Illapel, Chile on Fri, Oct 9, 2015, 4:34 PM GMT-3 (19:34 UTC), 14 km (9 mi) below the surface.

A larger quake followed: M5.6 79 km NW 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
4.1 (mwr), light
Local time
UTC
2015-10-09 19:34:09 UTC
Depth
14.1 km (8.7 mi), shallow
Epicenter
31.737° S, 72.260° 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
Reverse (thrust)
Moment magnitude
4.1 Mwr
Nodal plane 1
Strike 44°, dip 28°, rake 117°
Nodal plane 2
Strike 194°, dip 65°, rake 76°

How well it is located

Reviewed by a seismologist.

Location uncertainty
About 6.4 km horizontally, 8.0 km in depth
Magnitude uncertainty
±0.05
Depth from
From location
Station coverage gap
197°, poorly surrounded by stations
Stations used
28

Nearest places

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

Nearby

Within 100 km, magnitude 1.5 and up: 56 in the 60 days after this one and 143 in the 30 days before it.

After

  1. 4.148 km WSW of Illapel, Chile · 4000 days ago · 40 km deep · 57 km away
  2. 4.163 km NW of La Ligua, Chile · 3999 days ago · 37 km deep · 62 km away
  3. 5.679 km NW of Illapel, Chile · 3999 days ago · 21 km deep · 74 km away · felt by 8
  4. 5.080 km NW of Illapel, Chile · 3999 days ago · 20 km deep · 73 km away
  5. 4.073 km NW of Illapel, Chile · 3998 days ago · 26 km deep · 79 km away
  6. 4.191 km NW of Illapel, Chile · 3998 days ago · 37 km deep · 73 km away
  7. 4.593 km NW of Illapel, Chile · 3998 days ago · 19 km deep · 73 km away
  8. 4.083 km SW of Ovalle, Chile · 3998 days ago · 35 km deep · 80 km away
  9. 3.995 km W of Illapel, Chile · 3997 days ago · 10 km deep · 9 km away
  10. 4.159 km NW of Illapel, Chile · 3997 days ago · 41 km deep · 87 km away
  11. 4.097 km WSW of Ovalle, Chile · 3997 days ago · 7 km deep · 91 km away
  12. 4.249 km NW of Illapel, Chile · 3996 days ago · 50 km deep · 92 km away
  13. 4.276 km WNW of Illapel, Chile · 3994 days ago · 30 km deep · 45 km away
  14. 4.291 km W of Illapel, Chile · 3993 days ago · 16 km deep · 14 km away
  15. 4.493 km WNW of Illapel, Chile · 3993 days ago · 10 km deep · 40 km away
  16. 4.076 km W of Illapel, Chile · 3993 days ago · 16 km deep · 27 km away
  17. 4.0109 km WNW of Illapel, Chile · 3992 days ago · 8 km deep · 46 km away
  18. 4.1104 km WNW of Illapel, Chile · 3991 days ago · 10 km deep · 44 km away
  19. 4.276 km NW of Illapel, Chile · 3991 days ago · 30 km deep · 80 km away
  20. 4.283 km W of Illapel, Chile · 3990 days ago · 10 km deep · 20 km away
  21. 4.278 km NW of Illapel, Chile · 3989 days ago · 22 km deep · 76 km away
  22. 4.579 km W of La Ligua, Chile · 3988 days ago · 10 km deep · 73 km away
  23. 4.336 km W of Illapel, Chile · 3987 days ago · 37 km deep · 70 km away
  24. 5.036 km NW of Illapel, Chile · 3986 days ago · 40 km deep · 80 km away · felt by 6
  25. 4.191 km W of Illapel, Chile · 3984 days ago · 29 km deep · 15 km away
  26. 4.256 km WSW of Illapel, Chile · 3982 days ago · 31 km deep · 48 km away
  27. 4.688 km W of Illapel, Chile · 3981 days ago · 10 km deep · 15 km away
  28. 4.3108 km W of Illapel, Chile · 3981 days ago · 10 km deep · 6 km away
  29. 4.097 km W of Illapel, Chile · 3981 days ago · 23 km deep · 6 km away
  30. 3.997 km WSW of Illapel, Chile · 3981 days ago · 20 km deep · 15 km away
  31. 4.386 km WSW of Illapel, Chile · 3980 days ago · 2 km deep · 22 km away
  32. 4.278 km W of Illapel, Chile · 3980 days ago · 35 km deep · 26 km away
  33. 4.180 km SW of Ovalle, Chile · 3979 days ago · 20 km deep · 83 km away
  34. 4.1109 km WNW of Illapel, Chile · 3976 days ago · 4 km deep · 60 km away
  35. 4.684 km WNW of Illapel, Chile · 3972 days ago · 8 km deep · 41 km away · felt by 1
  36. 4.198 km W of Illapel, Chile · 3971 days ago · 13 km deep · 9 km away
  37. 4.493 km W of Illapel, Chile · 3970 days ago · 10 km deep · 12 km away
  38. 4.236 km WSW of Illapel, Chile · 3968 days ago · 35 km deep · 70 km away
  39. 4.276 km SW of Ovalle, Chile · 3968 days ago · 20 km deep · 91 km away
  40. 4.3Near the coast of Coquimbo, Chile · 3964 days ago · 38 km deep · 76 km away
  41. 4.186 km WSW of Illapel, Chile · 3963 days ago · 10 km deep · 23 km away
  42. 4.273 km W of Illapel, Chile · 3962 days ago · 32 km deep · 31 km away
  43. 4.4138 km WNW of Illapel, Chile · 3960 days ago · 10 km deep · 56 km away · felt by 1
  44. 4.195 km WSW of Ovalle, Chile · 3960 days ago · 24 km deep · 77 km away
  45. 4.353 km W of Illapel, Chile · 3958 days ago · 30 km deep · 54 km away
  46. 4.6161 km WSW of Ovalle, Chile · 3957 days ago · 10 km deep · 83 km away
  47. 4.072 km W of Illapel, Chile · 3956 days ago · 24 km deep · 40 km away
  48. 4.299 km WSW of Illapel, Chile · 3955 days ago · 3 km deep · 15 km away
  49. 5.092 km WSW of Illapel, Chile · 3955 days ago · 10 km deep · 15 km away
  50. 4.2103 km WSW of Illapel, Chile · 3955 days ago · 11 km deep · 14 km away
  51. 4.6100 km WSW of Illapel, Chile · 3955 days ago · 10 km deep · 16 km away
  52. 4.771 km W of Illapel, Chile · 3955 days ago · 15 km deep · 33 km away
  53. 4.729 km W of Illapel, Chile · 3948 days ago · 40 km deep · 75 km away
  54. 4.277 km W of Illapel, Chile · 3947 days ago · 34 km deep · 29 km away
  55. 4.2107 km W of Illapel, Chile · 3946 days ago · 10 km deep · 6 km away
  56. 4.471 km WNW of Illapel, Chile · 3943 days ago · 35 km deep · 45 km away

Before

  1. 5.554 km WSW of Illapel, Chile · 4001 days ago · 35 km deep · 50 km away · felt by 18
  2. 4.031 km WNW of Illapel, Chile · 4001 days ago · 39 km deep · 78 km away
  3. 4.1116 km W of Illapel, Chile · 4003 days ago · 10 km deep · 18 km away
  4. 4.2121 km W of Illapel, Chile · 4003 days ago · 10 km deep · 19 km away
  5. 4.559 km WNW of Illapel, Chile · 4003 days ago · 24 km deep · 54 km away
  6. 4.175 km W of Illapel, Chile · 4004 days ago · 10 km deep · 28 km away
  7. 4.735 km NW of Illapel, Chile · 4004 days ago · 43 km deep · 83 km away · felt by 3
  8. 4.288 km W of Illapel, Chile · 4005 days ago · 21 km deep · 16 km away · felt by 1
  9. 4.267 km NW of La Ligua, Chile · 4005 days ago · 23 km deep · 58 km away
  10. 4.261 km NW of La Ligua, Chile · 4005 days ago · 35 km deep · 64 km away
  11. 4.6157 km WSW of Ovalle, Chile · 4005 days ago · 10 km deep · 86 km away
  12. 4.377 km W of Illapel, Chile · 4005 days ago · 34 km deep · 27 km away
  13. 3.944 km WSW of Illapel, Chile · 4006 days ago · 35 km deep · 62 km away
  14. 3.9164 km W of Illapel, Chile · 4007 days ago · 10 km deep · 62 km away
  15. 4.275 km NW of Illapel, Chile · 4007 days ago · 31 km deep · 78 km away
  16. 4.5107 km W of Illapel, Chile · 4007 days ago · 10 km deep · 3 km away
  17. 4.081 km W of Illapel, Chile · 4007 days ago · 10 km deep · 23 km away
  18. 4.387 km WNW of La Ligua, Chile · 4007 days ago · 6 km deep · 57 km away
  19. 4.2137 km WSW of Ovalle, Chile · 4008 days ago · 25 km deep · 88 km away
  20. 4.9162 km WSW of Ovalle, Chile · 4008 days ago · 10 km deep · 98 km away · felt by 2

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Sources

From the USGS Earthquake Hazards Program and its partner networks, event us10003mka. Read Tue, Sep 22, 2026, 3:16 PM UTC.