Chile earthquakes

M4.2 earthquake 88 km W of Ovalle, Chile

A magnitude 4.2 earthquake struck 88 km W of Ovalle, Chile on Fri, Dec 4, 2015, 1:56 AM GMT-3 (04:56 UTC), 14 km (9 mi) below the surface.

A larger quake followed: M4.4 33 km SW of Ovalle, Chile. This one was a foreshock.

Ovalle 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
4.2 (mwr), light
Local time
UTC
2015-12-04 04:56:17 UTC
Depth
14.5 km (9.0 mi), shallow
Epicenter
30.543° S, 72.116° 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
4.2 Mwr
Nodal plane 1
Strike 352°, dip 32°, rake 89°
Nodal plane 2
Strike 173°, dip 58°, rake 90°

How well it is located

Reviewed by a seismologist.

Location uncertainty
About 3.8 km horizontally, 3.9 km in depth
Magnitude uncertainty
±0.04
Depth from
From location
Station coverage gap
116°
Stations used
47

Nearest places

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

Nearby

Within 100 km, magnitude 1.5 and up: 53 in the 60 days after this one and 68 in the 30 days before it.

After

Before

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Sources

From the USGS Earthquake Hazards Program and its partner networks, event us1000438f. Read Tue, Sep 22, 2026, 10:23 PM UTC.