Chile earthquakes

M4.7 earthquake 135 km NNE of Calama, Chile

A magnitude 4.7 earthquake struck 135 km NNE of Calama, Chile on Tue, May 22, 2018, 6:40 AM GMT-4 (10:40 UTC), 114 km (71 mi) below the surface.

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Map

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

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The earthquake

Magnitude: 4.7 (Mwr, regional moment), light
Magnitude from: USGS National Earthquake Information Center
Local time: Tue, May 22, 2018, 6:40 AM GMT-4
UTC: 2018-05-22 10:40:56 UTC
Depth: 114.1 km (70.9 mi), intermediate-depth
Epicenter: 21.262° S, 68.637° 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 normal
Moment magnitude: 4.7 Mwr
Nodal plane 1: Strike 214°, dip 18°, rake -42°
Nodal plane 2: Strike 344°, dip 78°, rake -104°

How well it is located

Reviewed by a seismologist.

Location uncertainty: About 4.1 km horizontally, 4.0 km in depth
Magnitude uncertainty: ±0.06
Depth from: From location
Station coverage gap: 54°
Stations used: 264

Nearest places

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

Nearby

Within 100 km, magnitude 1.7 and up: 19 in the 60 days after this one and 8 in the 30 days before it.

After

Before

Earthquakes today Chile earthquakes Live radar here

Sources

From the USGS Earthquake Hazards Program and its partner networks, event us1000e9ug. Read Thu, Oct 1, 2026, 8:01 AM UTC.