Chile earthquakes

M3.9 earthquake 76 km WNW of La Ligua, Chile

A magnitude 3.9 earthquake struck 76 km WNW of La Ligua, Chile on Mon, Feb 8, 2016, 8:45 PM GMT-3 (23:45 UTC), 24 km (15 mi) below the surface.

A larger quake followed: M4.3 16 km SW 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
3.9 (mwr), minor
Local time
UTC
2016-02-08 23:45:59 UTC
Depth
23.7 km (14.7 mi), shallow
Epicenter
32.113° S, 71.939° 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
3.9 Mwr
Nodal plane 1
Strike 12°, dip 33°, rake 102°
Nodal plane 2
Strike 178°, dip 58°, rake 82°

How well it is located

Reviewed by a seismologist.

Location uncertainty
About 4.1 km horizontally, 4.0 km in depth
Magnitude uncertainty
±0.05
Depth from
From location
Station coverage gap
190°, poorly surrounded by stations
Stations used
47

Nearest places

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

Nearby

Within 100 km, magnitude 1.5 and up: 18 in the 60 days after this one and 8 in the 30 days before it.

After

  1. 4.316 km SW of Illapel, Chile · 3875 days ago · 55 km deep · 73 km away
  2. 4.186 km W of Illapel, Chile · 3865 days ago · 6 km deep · 51 km away
  3. 3.955 km WNW of Illapel, Chile · 3862 days ago · 22 km deep · 74 km away
  4. 4.2102 km W of Illapel, Chile · 3858 days ago · 10 km deep · 69 km away
  5. 4.097 km W of Illapel, Chile · 3857 days ago · 20 km deep · 42 km away
  6. 4.128 km SW of Illapel, Chile · 3851 days ago · 44 km deep · 62 km away
  7. 3.947 km WSW of La Ligua, Chile · 3845 days ago · 31 km deep · 60 km away · felt by 1
  8. 4.659 km WNW of La Ligua, Chile · 3844 days ago · 28 km deep · 19 km away
  9. 4.358 km WNW of Illapel, Chile · 3843 days ago · 41 km deep · 75 km away
  10. 5.368 km NW of Illapel, Chile · 3843 days ago · 25 km deep · 99 km away · felt by 11
  11. 4.477 km NW of Illapel, Chile · 3843 days ago · 25 km deep · 98 km away
  12. 4.274 km NW of Illapel, Chile · 3842 days ago · 35 km deep · 98 km away
  13. 4.318 km WSW of Illapel, Chile · 3838 days ago · 52 km deep · 72 km away
  14. 4.561 km WNW of Illapel, Chile · 3838 days ago · 29 km deep · 75 km away
  15. 4.627 km WSW of Illapel, Chile · 3836 days ago · 43 km deep · 62 km away · felt by 1
  16. 4.189 km W of Illapel, Chile · 3832 days ago · 13 km deep · 44 km away
  17. 5.372 km NW of Illapel, Chile · 3823 days ago · 24 km deep · 99 km away · felt by 4
  18. 5.360 km WNW of Illapel, Chile · 3821 days ago · 30 km deep · 72 km away · felt by 7

Before

  1. 4.381 km WNW of La Ligua, Chile · 3879 days ago · 22 km deep · 6 km away
  2. 4.495 km W of Illapel, Chile · 3881 days ago · 12 km deep · 42 km away
  3. 4.243 km NNW of Valparaíso, Chile · 3891 days ago · 24 km deep · 63 km away
  4. 4.853 km NNW of Valparaíso, Chile · 3893 days ago · 8 km deep · 54 km away · felt by 25
  5. 4.590 km W of Illapel, Chile · 3893 days ago · 15 km deep · 50 km away
  6. 4.330 km WSW of Salamanca, Chile · 3899 days ago · 75 km deep · 69 km away
  7. 4.269 km NW of Illapel, Chile · 3902 days ago · 29 km deep · 98 km away
  8. 5.065 km WNW of Illapel, Chile · 3908 days ago · 26 km deep · 89 km away · felt by 2

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Sources

From the USGS Earthquake Hazards Program and its partner networks, event us20004yvy. Read Tue, Sep 22, 2026, 3:33 PM UTC.