Chile earthquakes

M3.9 earthquake 15 km WSW of Iquique, Chile

A magnitude 3.9 earthquake struck 15 km WSW of Iquique, Chile on Sat, Apr 5, 2014, 4:01 AM GMT-3 (07:01 UTC), 38 km (24 mi) below the surface.

A larger quake followed: M6.2 71 km SW 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
3.9 (mwr), minor
Local time
UTC
2014-04-05 07:01:28 UTC
Depth
38.0 km (23.6 mi), shallow
Epicenter
20.271° S, 70.285° 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.

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 353°, dip 38°, rake 90°
Nodal plane 2
Strike 173°, dip 52°, rake 90°

How well it is located

Reviewed by a seismologist.

Magnitude uncertainty
±0.05
Depth from
FROM_MOMENT_TENSOR_INVERSION
Station coverage gap
106°
Stations used
55

Nearest places

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

Nearby

Within 100 km, magnitude 1.5 and up: 165 in the 60 days after this one and at least 200 in the 30 days before it.

After

The first 60 of 165.

Before

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Sources

From the USGS Earthquake Hazards Program and its partner networks, event usc000p6c5. Read Tue, Sep 29, 2026, 10:21 PM UTC.