Chile earthquakes

M3.9 earthquake 83 km WSW of Iquique, Chile

A magnitude 3.9 earthquake struck 83 km WSW of Iquique, Chile on Sun, Apr 6, 2014, 4:10 AM GMT-3 (07:10 UTC), 10 km (6 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
2014-04-06 07:10:41 UTC
Depth
10.0 km (6.2 mi), shallow
Epicenter
20.390° S, 70.931° 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 34°, dip 79°, rake 75°
Nodal plane 2
Strike 268°, dip 18°, rake 142°

How well it is located

Reviewed by a seismologist.

Magnitude uncertainty
±0.05
Depth from
OPERATOR_ASSIGNED
Station coverage gap
110°
Stations used
35

Nearest places

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

Nearby

Within 100 km, magnitude 1.5 and up: 160 in the 60 days after this one and at least 200 in the 30 days before it.

After

The first 60 of 160.

Before

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Sources

From the USGS Earthquake Hazards Program and its partner networks, event usb000ptlx. Read Mon, Sep 28, 2026, 6:19 PM UTC.