Chile earthquakes

M4.0 earthquake 53 km SW of Iquique, Chile

A magnitude 4.0 earthquake struck 53 km SW of Iquique, Chile on Fri, Apr 18, 2014, 5:12 AM GMT-3 (08:12 UTC), 32 km (20 mi) below the surface.

A larger quake followed: M5.8 83 km WNW of Iquique, Chile. This one was a foreshock.

Alto Hospicio forecastMore in Chile

Map

Where this earthquake was located, with the others nearby. Select one for its page.

Open the live map with earthquakes

The earthquake

Magnitude
4.0 (mwr), light
Local time
UTC
2014-04-18 08:12:41 UTC
Depth
32.0 km (19.9 mi), shallow
Epicenter
20.554° S, 70.516° 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 170°, dip 56°, rake 109°
Nodal plane 2
Strike 318°, dip 39°, rake 65°

How well it is located

Reviewed by a seismologist.

Magnitude uncertainty
±0.06
Depth from
FROM_LOCATION
Station coverage gap
160°
Stations used
31

Nearest places

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

Nearby

Within 100 km, magnitude 1.5 and up: 71 in the 60 days after this one and at least 200 in the 30 days before it.

After

The first 60 of 71.

Before

Earthquakes todayChile earthquakesLive radar here

Sources

From the USGS Earthquake Hazards Program and its partner networks, event usb000ppy1. Read Wed, Sep 30, 2026, 11:24 PM UTC.