Chile earthquakes

M4.3 earthquake 41 km WNW of Iquique, Chile

A magnitude 4.3 earthquake struck 41 km WNW of Iquique, Chile on Thu, Apr 3, 2014, 3:29 PM GMT-3 (18:29 UTC), 23 km (14 mi) below the surface.

A larger quake followed: M6.3 70 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
4.3 (Mwr, regional moment), light
Magnitude from
USGS National Earthquake Information Center
Local time
UTC
2014-04-03 18:29:49 UTC
Depth
23.1 km (14.3 mi), shallow
Epicenter
20.120° S, 70.530° 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
Oblique reverse
Moment magnitude
4.3 Mwr
Nodal plane 1
Strike 45°, dip 22°, rake 142°
Nodal plane 2
Strike 171°, dip 76°, rake 72°

How well it is located

Reviewed by a seismologist.

Magnitude uncertainty
±0.05
Depth from
FROM_LOCATION
Station coverage gap
113°
Stations used
34

Nearest places

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

Nearby

Within 100 km, magnitude 1.5 and up: at least 199 in the 60 days after this one and at least 200 in the 30 days before it.

After

The first 60 of at least 199.

Before

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Sources

From the USGS Earthquake Hazards Program and its partner networks, event usc000p3j1. Read Thu, Oct 1, 2026, 9:43 AM UTC.