Chile earthquakes

M4.6 earthquake 36 km SW of Valparaíso, Chile

A magnitude 4.6 earthquake struck 36 km SW of Valparaíso, Chile on Fri, Apr 28, 2017, 12:40 PM GMT-3 (15:40 UTC), 22 km (14 mi) below the surface.

A larger quake followed: M5.8 18 km WSW of Valparaíso, 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
4.6 (mwr), light
Local time
UTC
2017-04-28 15:40:24 UTC
Depth
22.4 km (13.9 mi), shallow
Epicenter
33.249° S, 71.930° 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 V, moderate 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
4.6 Mwr
Nodal plane 1
Strike 160°, dip 68°, rake 62°
Nodal plane 2
Strike 35°, dip 35°, rake 139°

How well it is located

Reviewed by a seismologist.

Location uncertainty
About 3.2 km horizontally, 4.4 km in depth
Magnitude uncertainty
±0.07
Depth from
From location
Station coverage gap
129°
Stations used
78

Nearest places

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

Nearby

Within 100 km, magnitude 1.6 and up: 42 in the 60 days after this one and 113 in the 30 days before it.

After

  1. 4.338 km SW of Valparaíso, Chile · 3439 days ago · 23 km deep · 2 km away
  2. 4.645 km WSW of Valparaíso, Chile · 3439 days ago · 21 km deep · 11 km away · felt by 1
  3. 5.147 km WSW of Valparaíso, Chile · 3439 days ago · 10 km deep · 14 km away · felt by 2
  4. 4.551 km WSW of Valparaíso, Chile · 3439 days ago · 20 km deep · 17 km away · felt by 1
  5. 5.444 km WSW of Valparaíso, Chile · 3439 days ago · 22 km deep · 11 km away · felt by 2
  6. 5.818 km WSW of Valparaíso, Chile · 3439 days ago · 27 km deep · 18 km away · felt by 52
  7. 4.660 km WSW of Valparaíso, Chile · 3439 days ago · 10 km deep · 29 km away · felt by 1
  8. 3.639 km WSW of Valparaíso, Chile · 3439 days ago · 23 km deep · 7 km away
  9. 4.639 km NW of Cartagena, Chile · 3439 days ago · 24 km deep · 8 km away · felt by 1
  10. 4.347 km WSW of Valparaíso, Chile · 3439 days ago · 20 km deep · 15 km away · felt by 1
  11. 4.651 km WSW of Valparaíso, Chile · 3439 days ago · 22 km deep · 21 km away · felt by 1
  12. 4.244 km WSW of Valparaíso, Chile · 3439 days ago · 22 km deep · 14 km away
  13. 3.750 km WNW of Cartagena, Chile · 3439 days ago · 20 km deep · 14 km away · felt by 1
  14. 4.551 km WSW of Valparaíso, Chile · 3439 days ago · 19 km deep · 19 km away · felt by 1
  15. 5.340 km SW of Valparaíso, Chile · 3439 days ago · 18 km deep · 4 km away · felt by 10
  16. 4.145 km WNW of Cartagena, Chile · 3439 days ago · 20 km deep · 15 km away · felt by 2
  17. 4.239 km SW of Valparaíso, Chile · 3439 days ago · 26 km deep · 3 km away · felt by 2
  18. 3.850 km WSW of Valparaíso, Chile · 3439 days ago · 23 km deep · 16 km away · felt by 1
  19. 4.138 km WSW of Valparaíso, Chile · 3439 days ago · 22 km deep · 5 km away · felt by 1
  20. 3.864 km WSW of Valparaíso, Chile · 3438 days ago · 21 km deep · 34 km away
  21. 4.439 km WNW of Cartagena, Chile · 3438 days ago · 20 km deep · 15 km away · felt by 1
  22. 4.444 km WSW of Valparaíso, Chile · 3438 days ago · 20 km deep · 12 km away · felt by 1
  23. 5.136 km WSW of Valparaíso, Chile · 3438 days ago · 19 km deep · 5 km away · felt by 25
  24. 3.817 km SW of Valparaíso, Chile · 3438 days ago · 22 km deep · 20 km away
  25. 3.948 km WSW of Valparaíso, Chile · 3438 days ago · 22 km deep · 14 km away · felt by 1
  26. 4.247 km WSW of Valparaíso, Chile · 3438 days ago · 21 km deep · 15 km away · felt by 2
  27. 4.251 km WSW of Valparaíso, Chile · 3438 days ago · 20 km deep · 20 km away
  28. 3.961 km W of Valparaíso, Chile · 3437 days ago · 16 km deep · 44 km away
  29. 4.154 km W of Valparaíso, Chile · 3435 days ago · 17 km deep · 37 km away · felt by 3
  30. 4.257 km W of Valparaíso, Chile · 3435 days ago · 13 km deep · 37 km away
  31. 4.460 km W of Valparaíso, Chile · 3434 days ago · 18 km deep · 38 km away · felt by 2
  32. 3.971 km W of Valparaíso, Chile · 3432 days ago · 8 km deep · 56 km away
  33. 3.9Off the coast of Valparaiso, Chile · 3428 days ago · 20 km deep · 66 km away
  34. 5.239 km WNW of Valparaíso, Chile · 3424 days ago · 15 km deep · 37 km away · felt by 12
  35. 4.311 km S of Valparaíso, Chile · 3423 days ago · 31 km deep · 30 km away · felt by 2
  36. 4.262 km W of Valparaíso, Chile · 3421 days ago · 13 km deep · 46 km away
  37. 4.273 km W of Valparaíso, Chile · 3419 days ago · 12 km deep · 52 km away · felt by 1
  38. 4.151 km WNW of Valparaíso, Chile · 3414 days ago · 16 km deep · 43 km away · felt by 1
  39. 3.949 km WNW of Valparaíso, Chile · 3408 days ago · 17 km deep · 40 km away · felt by 3
  40. 4.262 km W of Valparaíso, Chile · 3407 days ago · 18 km deep · 48 km away
  41. 4.558 km W of Valparaíso, Chile · 3396 days ago · 10 km deep · 37 km away · felt by 7
  42. 4.321 km W of Valparaíso, Chile · 3394 days ago · 26 km deep · 21 km away · felt by 15

Before

  1. 4.740 km SW of Valparaíso, Chile · 3439 days ago · 24 km deep · 5 km away · felt by 1
  2. 5.937 km WSW of Valparaíso, Chile · 3439 days ago · 22 km deep · 5 km away · felt by 325
  3. 3.942 km SW of Valparaíso, Chile · 3440 days ago · 22 km deep · 7 km away · felt by 1
  4. 4.335 km WSW of Valparaíso, Chile · 3440 days ago · 29 km deep · 6 km away
  5. 4.738 km SW of Valparaíso, Chile · 3440 days ago · 20 km deep · 2 km away · felt by 11
  6. 4.142 km SW of Valparaíso, Chile · 3440 days ago · 24 km deep · 6 km away · felt by 1
  7. 5.139 km SW of Valparaíso, Chile · 3440 days ago · 23 km deep · 3 km away · felt by 57
  8. 3.915 km SW of Valparaíso, Chile · 3440 days ago · 29 km deep · 21 km away · felt by 3
  9. 4.337 km SW of Valparaíso, Chile · 3441 days ago · 27 km deep · 4 km away · felt by 2
  10. 4.340 km SW of Valparaíso, Chile · 3441 days ago · 19 km deep · 4 km away · felt by 1
  11. 4.358 km WSW of Valparaíso, Chile · 3441 days ago · 15 km deep · 30 km away · felt by 6
  12. 3.734 km WNW of Valparaíso, Chile · 3441 days ago · 22 km deep · 33 km away · felt by 1
  13. 4.031 km WNW of Valparaíso, Chile · 3441 days ago · 23 km deep · 33 km away · felt by 3
  14. 3.9Off the coast of Valparaiso, Chile · 3442 days ago · 15 km deep · 24 km away
  15. 4.354 km W of Valparaíso, Chile · 3442 days ago · 18 km deep · 29 km away · felt by 4
  16. 4.145 km SW of Valparaíso, Chile · 3442 days ago · 19 km deep · 9 km away · felt by 2
  17. 4.156 km W of Valparaíso, Chile · 3442 days ago · 10 km deep · 35 km away
  18. 3.6Off the coast of Valparaiso, Chile · 3442 days ago · 27 km deep · 31 km away · felt by 1
  19. 4.249 km WSW of Valparaíso, Chile · 3442 days ago · 15 km deep · 22 km away · felt by 1
  20. 4.755 km W of Valparaíso, Chile · 3442 days ago · 16 km deep · 30 km away · felt by 5

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Sources

From the USGS Earthquake Hazards Program and its partner networks, event us10008lli. Read Sun, Sep 27, 2026, 10:20 AM UTC.