Chile earthquakes

M3.9 earthquake 77 km NW of Coquimbo, Chile

A magnitude 3.9 earthquake struck 77 km NW of Coquimbo, Chile on Sun, Nov 15, 2015, 8:29 PM GMT-3 (23:29 UTC), 14 km (9 mi) below the surface.

A larger quake followed: M5.6 90 km WSW of Coquimbo, Chile. This one was a foreshock.

Coquimbo 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
2015-11-15 23:29:44 UTC
Depth
14.1 km (8.8 mi), shallow
Epicenter
29.539° S, 71.981° 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.

Did You Feel It? map: shaking reported by the public
Shaking reported by the public, by area. Map: USGS Did You Feel It?

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 323°, dip 34°, rake 68°
Nodal plane 2
Strike 169°, dip 59°, rake 104°

How well it is located

Reviewed by a seismologist.

Location uncertainty
About 2.7 km horizontally, 5.6 km in depth
Magnitude uncertainty
±0.07
Depth from
From location
Station coverage gap
175°
Stations used
36

Nearest places

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

Nearby

Within 100 km, magnitude 1.5 and up: 28 in the 60 days after this one and 60 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 us10003yk2. Read Wed, Sep 30, 2026, 7:35 AM UTC.