Chile earthquakes

M3.9 earthquake 78 km W of Quellón, Chile

A magnitude 3.9 earthquake struck 78 km W of Quellón, Chile on Tue, Dec 27, 2016, 3:56 PM GMT-3 (18:56 UTC), 15 km (9 mi) below the surface.

A larger quake followed: M5.5 76 km WSW of Quellón, Chile. This one was a foreshock.

Quellón 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
3.9 (mwr), minor
Local time
UTC
2016-12-27 18:56:06 UTC
Depth
14.9 km (9.3 mi), shallow
Epicenter
43.218° S, 74.575° 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
3.9 Mwr
Nodal plane 1
Strike 19°, dip 47°, rake 109°
Nodal plane 2
Strike 172°, dip 46°, rake 70°

How well it is located

Reviewed by a seismologist.

Location uncertainty
About 3.9 km horizontally, 5.2 km in depth
Magnitude uncertainty
±0.07
Depth from
From location
Station coverage gap
226°, poorly surrounded by stations
Stations used
27

Nearest places

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

Nearby

Within 100 km, magnitude 1.5 and up: 11 in the 60 days after this one and 19 in the 30 days before it.

After

Before

Earthquakes todayChile earthquakesLive radar here

Sources

From the USGS Earthquake Hazards Program and its partner networks, event us10007n2c. Read Tue, Sep 29, 2026, 11:27 AM UTC.