Chile earthquakes

M5.1 earthquake 95 km WSW of Coquimbo, Chile

A magnitude 5.1 earthquake struck 95 km WSW of Coquimbo, Chile on Sun, Sep 20, 2015, 6:02 AM GMT-3 (09:02 UTC), 9 km (5 mi) below the surface.

A larger quake followed: M5.9 43 km SSW of Coquimbo, Chile. This one was a foreshock.

Coquimbo forecast More in Chile

Map

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

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The earthquake

Magnitude: 5.1 (mwr), moderate
Local time: Sun, Sep 20, 2015, 6:02 AM GMT-3
UTC: 2015-09-20 09:02:32 UTC
Depth: 8.6 km (5.4 mi), shallow
Epicenter: 30.238° S, 72.274° 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: 4.9 Mwr
Nodal plane 1: Strike 15°, dip 40°, rake 94°
Nodal plane 2: Strike 190°, dip 50°, rake 87°

How well it is located

Reviewed by a seismologist.

Location uncertainty: About 4.8 km horizontally, 3.1 km in depth
Depth from: From location
Station coverage gap: 55°
Stations used: 100

Nearest places

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

Nearby

Within 100 km, magnitude 2.1 and up: 200 in the 60 days after this one and 0 in the 30 days before it.

After

The first 60 of 200.

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Sources

From the USGS Earthquake Hazards Program and its partner networks, event us20003m5c (also filed as gcmt20150920090232, iscgem607776798). Read Tue, Sep 22, 2026, 2:36 PM UTC.