Chile earthquakes

M4.0 earthquake 49 km W of Valparaíso, Chile

A magnitude 4.0 earthquake struck 49 km W of Valparaíso, Chile on Tue, Apr 25, 2017, 8:22 AM GMT-3 (11:22 UTC), 17 km (11 mi) below the surface.

A larger quake followed: M5.9 37 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
4.0 (mwr), light
Local time
UTC
2017-04-25 11:22:01 UTC
Depth
17.2 km (10.7 mi), shallow
Epicenter
32.974° S, 72.157° W
Region
Chile
Felt reports
1
Tsunami flag
No
Status
Reviewed by a seismologist

Did you feel it?

1 person reported to the USGS what they felt; the strongest reported shaking was I, not felt shaking.

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
4.0 Mwr
Nodal plane 1
Strike 169°, dip 70°, rake 74°
Nodal plane 2
Strike 29°, dip 25°, rake 127°

How well it is located

Reviewed by a seismologist.

Location uncertainty
About 4.9 km horizontally, 5.3 km in depth
Magnitude uncertainty
±0.04
Depth from
From location
Station coverage gap
190°, poorly surrounded by stations
Stations used
50

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 91 in the 30 days before it.

After

  1. 4.157 km W of Valparaíso, Chile · 3445 days ago · 18 km deep · 16 km away · felt by 1
  2. 4.755 km W of Valparaíso, Chile · 3445 days ago · 16 km deep · 17 km away · felt by 5
  3. 4.249 km WSW of Valparaíso, Chile · 3445 days ago · 15 km deep · 21 km away · felt by 1
  4. 3.6Off the coast of Valparaiso, Chile · 3445 days ago · 27 km deep · 14 km away · felt by 1
  5. 4.156 km W of Valparaíso, Chile · 3445 days ago · 10 km deep · 11 km away
  6. 4.145 km SW of Valparaíso, Chile · 3445 days ago · 19 km deep · 37 km away · felt by 2
  7. 4.354 km W of Valparaíso, Chile · 3445 days ago · 18 km deep · 18 km away · felt by 4
  8. 3.9Off the coast of Valparaiso, Chile · 3445 days ago · 15 km deep · 14 km away
  9. 4.031 km WNW of Valparaíso, Chile · 3444 days ago · 23 km deep · 19 km away · felt by 3
  10. 3.734 km WNW of Valparaíso, Chile · 3444 days ago · 22 km deep · 16 km away · felt by 1
  11. 4.358 km WSW of Valparaíso, Chile · 3444 days ago · 15 km deep · 22 km away · felt by 6
  12. 4.340 km SW of Valparaíso, Chile · 3444 days ago · 19 km deep · 38 km away · felt by 1
  13. 4.337 km SW of Valparaíso, Chile · 3444 days ago · 27 km deep · 41 km away · felt by 2
  14. 3.915 km SW of Valparaíso, Chile · 3443 days ago · 29 km deep · 40 km away · felt by 3
  15. 5.139 km SW of Valparaíso, Chile · 3443 days ago · 23 km deep · 37 km away · felt by 57
  16. 4.142 km SW of Valparaíso, Chile · 3443 days ago · 24 km deep · 39 km away · felt by 1
  17. 4.738 km SW of Valparaíso, Chile · 3443 days ago · 20 km deep · 36 km away · felt by 11
  18. 4.335 km WSW of Valparaíso, Chile · 3443 days ago · 29 km deep · 32 km away
  19. 3.942 km SW of Valparaíso, Chile · 3443 days ago · 22 km deep · 35 km away · felt by 1
  20. 5.937 km WSW of Valparaíso, Chile · 3442 days ago · 22 km deep · 32 km away · felt by 325
  21. 4.740 km SW of Valparaíso, Chile · 3442 days ago · 24 km deep · 41 km away · felt by 1
  22. 4.636 km SW of Valparaíso, Chile · 3442 days ago · 22 km deep · 37 km away · felt by 1
  23. 4.338 km SW of Valparaíso, Chile · 3442 days ago · 23 km deep · 38 km away
  24. 4.645 km WSW of Valparaíso, Chile · 3442 days ago · 21 km deep · 32 km away · felt by 1
  25. 5.147 km WSW of Valparaíso, Chile · 3442 days ago · 10 km deep · 30 km away · felt by 2
  26. 4.551 km WSW of Valparaíso, Chile · 3442 days ago · 20 km deep · 33 km away · felt by 1
  27. 5.444 km WSW of Valparaíso, Chile · 3442 days ago · 22 km deep · 30 km away · felt by 2
  28. 5.818 km WSW of Valparaíso, Chile · 3442 days ago · 27 km deep · 38 km away · felt by 52
  29. 4.660 km WSW of Valparaíso, Chile · 3442 days ago · 10 km deep · 29 km away · felt by 1
  30. 3.639 km WSW of Valparaíso, Chile · 3442 days ago · 23 km deep · 31 km away
  31. 4.639 km NW of Cartagena, Chile · 3442 days ago · 24 km deep · 44 km away · felt by 1
  32. 4.347 km WSW of Valparaíso, Chile · 3442 days ago · 20 km deep · 28 km away · felt by 1
  33. 4.651 km WSW of Valparaíso, Chile · 3442 days ago · 22 km deep · 25 km away · felt by 1
  34. 4.244 km WSW of Valparaíso, Chile · 3442 days ago · 22 km deep · 27 km away
  35. 3.750 km WNW of Cartagena, Chile · 3442 days ago · 20 km deep · 38 km away · felt by 1
  36. 4.551 km WSW of Valparaíso, Chile · 3442 days ago · 19 km deep · 28 km away · felt by 1
  37. 5.340 km SW of Valparaíso, Chile · 3442 days ago · 18 km deep · 39 km away · felt by 10
  38. 4.145 km WNW of Cartagena, Chile · 3442 days ago · 20 km deep · 43 km away · felt by 2
  39. 4.239 km SW of Valparaíso, Chile · 3442 days ago · 26 km deep · 39 km away · felt by 2
  40. 3.850 km WSW of Valparaíso, Chile · 3442 days ago · 23 km deep · 31 km away · felt by 1
  41. 4.138 km WSW of Valparaíso, Chile · 3442 days ago · 22 km deep · 33 km away · felt by 1
  42. 3.864 km WSW of Valparaíso, Chile · 3441 days ago · 21 km deep · 29 km away
  43. 4.439 km WNW of Cartagena, Chile · 3441 days ago · 20 km deep · 48 km away · felt by 1
  44. 4.444 km WSW of Valparaíso, Chile · 3441 days ago · 20 km deep · 30 km away · felt by 1
  45. 5.136 km WSW of Valparaíso, Chile · 3441 days ago · 19 km deep · 32 km away · felt by 25
  46. 3.817 km SW of Valparaíso, Chile · 3441 days ago · 22 km deep · 39 km away
  47. 3.948 km WSW of Valparaíso, Chile · 3441 days ago · 22 km deep · 30 km away · felt by 1
  48. 4.247 km WSW of Valparaíso, Chile · 3441 days ago · 21 km deep · 28 km away · felt by 2
  49. 4.251 km WSW of Valparaíso, Chile · 3441 days ago · 20 km deep · 27 km away
  50. 3.961 km W of Valparaíso, Chile · 3440 days ago · 16 km deep · 12 km away
  51. 4.154 km W of Valparaíso, Chile · 3439 days ago · 17 km deep · 8 km away · felt by 3
  52. 4.257 km W of Valparaíso, Chile · 3438 days ago · 13 km deep · 12 km away
  53. 4.460 km W of Valparaíso, Chile · 3437 days ago · 18 km deep · 15 km away · felt by 2
  54. 3.971 km W of Valparaíso, Chile · 3435 days ago · 8 km deep · 22 km away
  55. 3.9Off the coast of Valparaiso, Chile · 3431 days ago · 20 km deep · 87 km away
  56. 5.239 km WNW of Valparaíso, Chile · 3427 days ago · 15 km deep · 13 km away · felt by 12
  57. 4.311 km S of Valparaíso, Chile · 3426 days ago · 31 km deep · 52 km away · felt by 2
  58. 4.262 km W of Valparaíso, Chile · 3424 days ago · 13 km deep · 13 km away
  59. 4.273 km W of Valparaíso, Chile · 3422 days ago · 12 km deep · 24 km away · felt by 1
  60. 4.151 km WNW of Valparaíso, Chile · 3417 days ago · 16 km deep · 6 km away · felt by 1

The first 60 of 66.

Before

  1. 4.253 km WNW of Valparaíso, Chile · 3445 days ago · 17 km deep · 7 km away · felt by 1
  2. 4.155 km WNW of Valparaíso, Chile · 3445 days ago · 17 km deep · 10 km away
  3. 4.338 km W of Valparaíso, Chile · 3445 days ago · 25 km deep · 19 km away · felt by 1
  4. 4.054 km W of Valparaíso, Chile · 3445 days ago · 18 km deep · 17 km away
  5. 4.266 km WNW of Valparaíso, Chile · 3445 days ago · 16 km deep · 18 km away
  6. 4.650 km WSW of Valparaíso, Chile · 3445 days ago · 20 km deep · 17 km away · felt by 2
  7. 3.827 km W of Valparaíso, Chile · 3445 days ago · 23 km deep · 23 km away
  8. 5.239 km WSW of Valparaíso, Chile · 3445 days ago · 21 km deep · 22 km away · felt by 22
  9. 4.745 km WSW of Valparaíso, Chile · 3445 days ago · 20 km deep · 22 km away · felt by 1
  10. 4.549 km WSW of Valparaíso, Chile · 3445 days ago · 20 km deep · 20 km away · felt by 2
  11. 4.215 km WSW of Valparaíso, Chile · 3445 days ago · 26 km deep · 37 km away
  12. 4.544 km W of Valparaíso, Chile · 3445 days ago · 17 km deep · 6 km away
  13. 4.440 km SW of Valparaíso, Chile · 3445 days ago · 25 km deep · 40 km away · felt by 2
  14. 4.743 km SW of Valparaíso, Chile · 3445 days ago · 20 km deep · 37 km away · felt by 9
  15. 4.127 km W of Valparaíso, Chile · 3446 days ago · 24 km deep · 22 km away
  16. 4.326 km SW of Valparaíso, Chile · 3446 days ago · 26 km deep · 36 km away · felt by 2
  17. 4.132 km W of Valparaíso, Chile · 3446 days ago · 20 km deep · 18 km away
  18. 4.545 km W of Valparaíso, Chile · 3446 days ago · 14 km deep · 16 km away · felt by 1
  19. 4.525 km WSW of Valparaíso, Chile · 3446 days ago · 24 km deep · 29 km away · felt by 1
  20. 4.755 km W of Valparaíso, Chile · 3446 days ago · 10 km deep · 6 km away · felt by 4

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Sources

From the USGS Earthquake Hazards Program and its partner networks, event us10008km0. Read Wed, Sep 30, 2026, 11:17 AM UTC.