Chile earthquakes

M3.8 earthquake 77 km W of Iquique, Chile

A magnitude 3.8 earthquake struck 77 km W of Iquique, Chile on Sat, Feb 13, 2016, 7:08 PM GMT-3 (22:08 UTC), 15 km (9 mi) below the surface.

A larger quake followed: M4.5 104 km WSW of Iquique, Chile. This one was a foreshock.

Iquique 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
3.8 (mwr), minor
Local time
UTC
2016-02-13 22:08:22 UTC
Depth
15.2 km (9.5 mi), shallow
Epicenter
20.207° S, 70.895° 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
3.8 Mwr
Nodal plane 1
Strike 176°, dip 51°, rake 104°
Nodal plane 2
Strike 334°, dip 41°, rake 73°

How well it is located

Reviewed by a seismologist.

Location uncertainty
About 2.6 km horizontally, 5.1 km in depth
Magnitude uncertainty
±0.05
Depth from
From location
Station coverage gap
196°, poorly surrounded by stations
Stations used
27

Nearest places

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

Nearby

Within 100 km, magnitude 1.5 and up: 7 in the 60 days after this one and 3 in the 30 days before it.

After

  1. 4.185 km W of Iquique, Chile · 3879 days ago · 33 km deep · 16 km away
  2. 4.159 km WSW of Iquique, Chile · 3866 days ago · 30 km deep · 34 km away
  3. 4.184 km SSW of Iquique, Chile · 3862 days ago · 51 km deep · 86 km away
  4. 4.5104 km WSW of Iquique, Chile · 3861 days ago · 25 km deep · 54 km away
  5. 4.088 km NW of Iquique, Chile · 3842 days ago · 38 km deep · 60 km away
  6. 4.197 km WNW of Iquique, Chile · 3835 days ago · 20 km deep · 33 km away
  7. 4.040 km W of Iquique, Chile · 3829 days ago · 25 km deep · 37 km away

Before

  1. 4.373 km SW of Iquique, Chile · 3882 days ago · 37 km deep · 52 km away
  2. 4.832 km NNW of Iquique, Chile · 3882 days ago · 62 km deep · 67 km away · felt by 2
  3. 4.245 km W of Iquique, Chile · 3893 days ago · 22 km deep · 32 km away

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Sources

From the USGS Earthquake Hazards Program and its partner networks, event us200050vf. Read Wed, Sep 30, 2026, 3:53 AM UTC.