Chile earthquakes

M4.7 earthquake 77 km WNW of La Ligua, Chile

A magnitude 4.7 earthquake struck 77 km WNW of La Ligua, Chile on Sat, Dec 3, 2016, 1:30 AM GMT-3 (04:30 UTC), 23 km (14 mi) below the surface.

A larger quake followed: M5.2 60 km W 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
2016-12-03 04:30:58 UTC
Depth
22.5 km (14.0 mi), shallow
Epicenter
32.178° S, 71.979° W
Region
Chile
Felt reports
2
Tsunami flag
No
Status
Reviewed by a seismologist

Did you feel it?

2 people reported to the USGS what they felt; the strongest reported shaking was II, weak 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
Oblique reverse
Moment magnitude
4.2 Mwr
Nodal plane 1
Strike 161°, dip 64°, rake 126°
Nodal plane 2
Strike 283°, dip 43°, rake 40°

How well it is located

Reviewed by a seismologist.

Location uncertainty
About 5.5 km horizontally, 4.9 km in depth
Depth from
From location
Station coverage gap
79°
Stations used
46

Nearest places

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

Nearby

Within 100 km, magnitude 1.7 and up: 9 in the 60 days after this one and 4 in the 30 days before it.

After

  1. 4.470 km W of Illapel, Chile · 3576 days ago · 10 km deep · 62 km away
  2. 5.260 km W of Illapel, Chile · 3575 days ago · 41 km deep · 72 km away · felt by 16
  3. 4.949 km WNW of Illapel, Chile · 3575 days ago · 34 km deep · 82 km away
  4. 4.445 km WNW of Illapel, Chile · 3574 days ago · 52 km deep · 80 km away
  5. 3.824 km SW of La Ligua, Chile · 3572 days ago · 36 km deep · 74 km away
  6. 4.013 km SW of Illapel, Chile · 3565 days ago · 54 km deep · 84 km away
  7. 4.0111 km WNW of La Ligua, Chile · 3558 days ago · 25 km deep · 37 km away
  8. 4.442 km NNW of La Ligua, Chile · 3551 days ago · 90 km deep · 62 km away
  9. 4.074 km NW of La Ligua, Chile · 3528 days ago · 47 km deep · 21 km away

Before

  1. 4.320 km S of Salamanca, Chile · 3585 days ago · 91 km deep · 96 km away
  2. 4.370 km WSW of Illapel, Chile · 3589 days ago · 6 km deep · 37 km away
  3. 4.241 km W of Illapel, Chile · 3600 days ago · 48 km deep · 65 km away
  4. 3.966 km WNW of La Ligua, Chile · 3603 days ago · 20 km deep · 15 km away · felt by 1

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Sources

From the USGS Earthquake Hazards Program and its partner networks, event us10007eix. Read Wed, Sep 23, 2026, 1:57 AM UTC.