Chile earthquakes

M4.6 earthquake 37 km WNW of Illapel, Chile

A magnitude 4.6 earthquake struck 37 km WNW of Illapel, Chile on Fri, Jul 29, 2016, 12:52 PM GMT-4 (16:52 UTC), 42 km (26 mi) below the surface.

A larger quake followed: M5.0 46 km W of Illapel, Chile. This one was a foreshock.

Illapel 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
4.6 (mwr), light
Local time
UTC
2016-07-29 16:52:15 UTC
Depth
42.3 km (26.3 mi), shallow
Epicenter
31.550° S, 71.551° 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
Oblique reverse
Moment magnitude
4.6 Mwr
Nodal plane 1
Strike 20°, dip 35°, rake 120°
Nodal plane 2
Strike 164°, dip 60°, rake 71°

How well it is located

Reviewed by a seismologist.

Location uncertainty
About 3.1 km horizontally, 4.8 km in depth
Magnitude uncertainty
±0.04
Depth from
From location
Station coverage gap
81°
Stations used
80

Nearest places

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

Nearby

Within 100 km, magnitude 1.6 and up: 17 in the 60 days after this one and 12 in the 30 days before it.

After

  1. 4.3104 km W of Illapel, Chile · 3701 days ago · 10 km deep · 71 km away
  2. 4.0110 km W of Illapel, Chile · 3699 days ago · 10 km deep · 76 km away
  3. 5.046 km W of Illapel, Chile · 3699 days ago · 30 km deep · 11 km away
  4. 4.599 km W of Illapel, Chile · 3697 days ago · 18 km deep · 66 km away
  5. 4.558 km SW of Illapel, Chile · 3697 days ago · 32 km deep · 47 km away
  6. 4.841 km N of La Ligua, Chile · 3697 days ago · 84 km deep · 65 km away · felt by 9
  7. 4.625 km SW of Ovalle, Chile · 3696 days ago · 46 km deep · 90 km away
  8. 3.854 km W of La Ligua, Chile · 3694 days ago · 35 km deep · 98 km away
  9. 4.319 km WSW of Ovalle, Chile · 3678 days ago · 49 km deep · 100 km away
  10. 4.388 km WNW of La Ligua, Chile · 3674 days ago · 8 km deep · 81 km away
  11. 4.255 km SW of Illapel, Chile · 3669 days ago · 67 km deep · 45 km away
  12. 4.939 km WNW of La Ligua, Chile · 3668 days ago · 30 km deep · 86 km away · felt by 4
  13. 3.879 km W of Illapel, Chile · 3663 days ago · 35 km deep · 43 km away
  14. 4.210 km SSW of Ovalle, Chile · 3663 days ago · 47 km deep · 100 km away
  15. 4.227 km WSW of Ovalle, Chile · 3656 days ago · 48 km deep · 95 km away
  16. 4.731 km E of Salamanca, Chile · 3654 days ago · 10 km deep · 90 km away
  17. 4.078 km NW of La Ligua, Chile · 3651 days ago · 42 km deep · 66 km away

Before

  1. 4.366 km W of Illapel, Chile · 3709 days ago · 32 km deep · 35 km away
  2. 4.738 km SW of Ovalle, Chile · 3713 days ago · 42 km deep · 80 km away · felt by 3
  3. 4.218 km SW of Ovalle, Chile · 3713 days ago · 51 km deep · 96 km away
  4. 4.187 km NW of Illapel, Chile · 3715 days ago · 35 km deep · 54 km away
  5. 4.251 km W of Ovalle, Chile · 3715 days ago · 34 km deep · 97 km away
  6. 4.863 km W of Ovalle, Chile · 3720 days ago · 26 km deep · 98 km away
  7. 5.2Near the coast of Coquimbo, Chile · 3720 days ago · 24 km deep · 92 km away · felt by 5
  8. 4.543 km WSW of Ovalle, Chile · 3720 days ago · 24 km deep · 82 km away
  9. 4.329 km WSW of Illapel, Chile · 3724 days ago · 43 km deep · 22 km away
  10. 4.922 km WSW of Ovalle, Chile · 3727 days ago · 49 km deep · 97 km away
  11. 4.642 km WNW of Illapel, Chile · 3734 days ago · 44 km deep · 12 km away · felt by 1
  12. 4.635 km SW of Ovalle, Chile · 3736 days ago · 38 km deep · 83 km away · felt by 1

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Sources

From the USGS Earthquake Hazards Program and its partner networks, event us100068f0. Read Thu, Sep 24, 2026, 4:05 AM UTC.