Chile earthquakes

M4.7 earthquake 77 km WSW of Illapel, Chile

A magnitude 4.7 earthquake struck 77 km WSW of Illapel, Chile on Thu, Sep 17, 2015, 4:18 AM GMT-3 (07:18 UTC), 13 km (8 mi) below the surface.

A larger quake followed: M6.6 22 km WSW 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
4.7 (mwr), light
Local time
UTC
2015-09-17 07:18:55 UTC
Depth
13.0 km (8.1 mi), shallow
Epicenter
31.780° S, 71.971° 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
4.7 Mwr
Nodal plane 1
Strike 175°, dip 70°, rake 68°
Nodal plane 2
Strike 44°, dip 29°, rake 136°

How well it is located

Reviewed by a seismologist.

Location uncertainty
About 6.7 km horizontally, 3.4 km in depth
Magnitude uncertainty
±0.05
Depth from
From location
Station coverage gap
115°
Stations used
85

Nearest places

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

Nearby

Within 100 km, magnitude 1.7 and up: at least 199 in the 60 days after this one and 103 in the 30 days before it.

After

  1. 4.941 km WNW of Illapel, Chile · 4027 days ago · 44 km deep · 48 km away
  2. 4.474 km SW of Ovalle, Chile · 4027 days ago · 39 km deep · 79 km away
  3. 4.580 km W of Illapel, Chile · 4027 days ago · 9 km deep · 4 km away
  4. 4.491 km W of Illapel, Chile · 4027 days ago · 16 km deep · 14 km away
  5. 4.460 km W of Illapel, Chile · 4027 days ago · 6 km deep · 30 km away
  6. 4.574 km W of Illapel, Chile · 4027 days ago · 8 km deep · 5 km away
  7. 4.374 km WSW of Illapel, Chile · 4027 days ago · 15 km deep · 9 km away
  8. 4.489 km WSW of Ovalle, Chile · 4027 days ago · 11 km deep · 90 km away
  9. 4.269 km NW of Illapel, Chile · 4027 days ago · 26 km deep · 62 km away
  10. 4.573 km NW of Illapel, Chile · 4027 days ago · 20 km deep · 66 km away
  11. 4.722 km W of Illapel, Chile · 4027 days ago · 39 km deep · 57 km away
  12. 4.670 km NW of Illapel, Chile · 4027 days ago · 29 km deep · 63 km away
  13. 4.482 km WSW of Illapel, Chile · 4027 days ago · 11 km deep · 5 km away
  14. 4.279 km WSW of Ovalle, Chile · 4027 days ago · 18 km deep · 91 km away
  15. 4.262 km WNW of Illapel, Chile · 4027 days ago · 23 km deep · 37 km away
  16. 4.5113 km W of Illapel, Chile · 4027 days ago · 10 km deep · 43 km away
  17. 4.681 km SW of Ovalle, Chile · 4027 days ago · 10 km deep · 84 km away
  18. 4.680 km NW of Illapel, Chile · 4027 days ago · 23 km deep · 73 km away
  19. 4.464 km WSW of Illapel, Chile · 4027 days ago · 19 km deep · 14 km away
  20. 4.685 km W of Illapel, Chile · 4027 days ago · 10 km deep · 26 km away
  21. 4.4100 km WSW of Ovalle, Chile · 4027 days ago · 16 km deep · 100 km away
  22. 4.471 km SW of Ovalle, Chile · 4027 days ago · 12 km deep · 79 km away
  23. 4.170 km WSW of Ovalle, Chile · 4027 days ago · 17 km deep · 100 km away
  24. 4.5116 km W of Illapel, Chile · 4027 days ago · 14 km deep · 46 km away
  25. 4.376 km W of Illapel, Chile · 4027 days ago · 9 km deep · 5 km away
  26. 4.457 km WNW of Illapel, Chile · 4027 days ago · 29 km deep · 45 km away
  27. 4.245 km WSW of Illapel, Chile · 4027 days ago · 26 km deep · 33 km away
  28. 4.355 km W of Illapel, Chile · 4027 days ago · 26 km deep · 27 km away
  29. 5.398 km WNW of La Ligua, Chile · 4027 days ago · 7 km deep · 46 km away
  30. 4.660 km WNW of Illapel, Chile · 4027 days ago · 26 km deep · 49 km away
  31. 4.670 km WNW of La Ligua, Chile · 4027 days ago · 10 km deep · 45 km away
  32. 4.3110 km WNW of Illapel, Chile · 4027 days ago · 10 km deep · 58 km away
  33. 4.695 km WNW of Illapel, Chile · 4027 days ago · 40 km deep · 52 km away
  34. 5.9113 km WNW of La Ligua, Chile · 4027 days ago · 10 km deep · 56 km away · felt by 1
  35. 4.575 km WNW of Illapel, Chile · 4027 days ago · 10 km deep · 39 km away
  36. 4.470 km SW of Ovalle, Chile · 4027 days ago · 30 km deep · 81 km away
  37. 4.544 km NW of La Ligua, Chile · 4027 days ago · 35 km deep · 58 km away
  38. 5.782 km WSW of Ovalle, Chile · 4027 days ago · 10 km deep · 97 km away · felt by 3
  39. 4.168 km WNW of Illapel, Chile · 4027 days ago · 31 km deep · 38 km away
  40. 4.664 km WNW of Illapel, Chile · 4027 days ago · 10 km deep · 48 km away
  41. 4.344 km N of Illapel, Chile · 4027 days ago · 61 km deep · 91 km away
  42. 4.4133 km W of Illapel, Chile · 4027 days ago · 10 km deep · 68 km away
  43. 4.473 km NW of Illapel, Chile · 4027 days ago · 21 km deep · 64 km away
  44. 4.875 km W of Illapel, Chile · 4027 days ago · 27 km deep · 5 km away
  45. 4.881 km WNW of Illapel, Chile · 4027 days ago · 15 km deep · 49 km away
  46. 4.351 km NW of Illapel, Chile · 4027 days ago · 10 km deep · 70 km away
  47. 4.460 km SW of Illapel, Chile · 4027 days ago · 28 km deep · 33 km away
  48. 4.174 km W of Illapel, Chile · 4027 days ago · 25 km deep · 25 km away
  49. 4.868 km WNW of Illapel, Chile · 4027 days ago · 6 km deep · 36 km away
  50. 4.778 km WNW of La Ligua, Chile · 4027 days ago · 3 km deep · 60 km away
  51. 4.489 km W of Illapel, Chile · 4027 days ago · 10 km deep · 25 km away
  52. 4.479 km W of Illapel, Chile · 4027 days ago · 10 km deep · 16 km away
  53. 4.376 km WNW of Illapel, Chile · 4027 days ago · 12 km deep · 33 km away
  54. 4.983 km W of Illapel, Chile · 4027 days ago · 4 km deep · 7 km away · felt by 1
  55. 4.286 km WNW of Illapel, Chile · 4027 days ago · 17 km deep · 44 km away
  56. 4.4117 km WSW of Ovalle, Chile · 4027 days ago · 10 km deep · 95 km away
  57. 4.4112 km WSW of Illapel, Chile · 4027 days ago · 10 km deep · 35 km away
  58. 4.498 km W of Illapel, Chile · 4027 days ago · 10 km deep · 25 km away
  59. 5.066 km WNW of La Ligua, Chile · 4027 days ago · 16 km deep · 61 km away
  60. 4.5104 km W of Illapel, Chile · 4027 days ago · 10 km deep · 38 km away

The first 60 of at least 199.

Before

  1. 4.5Near the coast of Coquimbo, Chile · 4027 days ago · 22 km deep · 47 km away
  2. 4.368 km W of Illapel, Chile · 4027 days ago · 32 km deep · 26 km away
  3. 4.3125 km WNW of Illapel, Chile · 4027 days ago · 17 km deep · 77 km away
  4. 4.382 km W of Illapel, Chile · 4027 days ago · 10 km deep · 20 km away
  5. 4.974 km W of Illapel, Chile · 4027 days ago · 18 km deep · 14 km away
  6. 4.867 km WNW of Illapel, Chile · 4027 days ago · 18 km deep · 35 km away
  7. 4.545 km WNW of La Ligua, Chile · 4027 days ago · 38 km deep · 65 km away
  8. 4.4Near the coast of Coquimbo, Chile · 4027 days ago · 28 km deep · 38 km away
  9. 4.742 km W of Illapel, Chile · 4027 days ago · 10 km deep · 36 km away
  10. 4.889 km WSW of Illapel, Chile · 4027 days ago · 16 km deep · 14 km away
  11. 4.489 km WSW of Illapel, Chile · 4027 days ago · 10 km deep · 17 km away
  12. 5.592 km WSW of Illapel, Chile · 4027 days ago · 10 km deep · 15 km away · felt by 1
  13. 5.279 km WNW of Illapel, Chile · 4027 days ago · 9 km deep · 44 km away
  14. 4.368 km WSW of Illapel, Chile · 4027 days ago · 21 km deep · 23 km away
  15. 4.691 km WNW of Illapel, Chile · 4027 days ago · 23 km deep · 51 km away
  16. 4.346 km W of Illapel, Chile · 4027 days ago · 45 km deep · 34 km away
  17. 4.864 km WNW of Illapel, Chile · 4027 days ago · 14 km deep · 35 km away
  18. 4.547 km WNW of Illapel, Chile · 4027 days ago · 35 km deep · 45 km away
  19. 4.4121 km WNW of La Ligua, Chile · 4027 days ago · 10 km deep · 56 km away
  20. 4.9139 km WSW of Ovalle, Chile · 4027 days ago · 4 km deep · 95 km away

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Sources

From the USGS Earthquake Hazards Program and its partner networks, event us20003kil. Read Sat, Sep 26, 2026, 3:10 PM UTC.