Chile earthquakes

M4.0 earthquake 76 km SW of Iquique, Chile

A magnitude 4.0 earthquake struck 76 km SW of Iquique, Chile on Sat, Apr 12, 2014, 6:20 AM GMT-3 (09:20 UTC), 27 km (17 mi) below the surface.

A larger quake followed: M4.3 100 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
4.0 (mwr), light
Local time
UTC
2014-04-12 09:20:35 UTC
Depth
27.4 km (17.0 mi), shallow
Epicenter
20.607° S, 70.751° 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
4.0 Mwr
Nodal plane 1
Strike 136°, dip 67°, rake 71°
Nodal plane 2
Strike 358°, dip 30°, rake 128°

How well it is located

Reviewed by a seismologist.

Magnitude uncertainty
±0.05
Depth from
FROM_LOCATION
Station coverage gap
143°
Stations used
29

Nearest places

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

Nearby

Within 100 km, magnitude 1.5 and up: 106 in the 60 days after this one and 93 in the 30 days before it.

After

The first 60 of 106.

Before

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Sources

From the USGS Earthquake Hazards Program and its partner networks, event usc000pheb. Read Wed, Sep 23, 2026, 2:37 AM UTC.