Chile earthquakes

M5.2 earthquake 64 km WNW of Illapel, Chile

A magnitude 5.2 earthquake struck 64 km WNW of Illapel, Chile on Fri, Sep 18, 2015, 10:51 AM GMT-3 (13:51 UTC), 30 km (19 mi) below the surface.

A larger quake followed: M6.3 26 km SSW of Ovalle, Chile. This one was a foreshock.

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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: 5.2 (mwr), moderate
Local time: Fri, Sep 18, 2015, 10:51 AM GMT-3
UTC: 2015-09-18 13:51:17 UTC
Depth: 30.1 km (18.7 mi), shallow
Epicenter: 31.439° S, 71.807° W
Region: Chile
Felt reports: 1
Tsunami flag: No
Status: Reviewed by a seismologist

Did you feel it?

1 person reported to the USGS what they felt; the strongest reported shaking was II, weak shaking.

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: 4.6 Mwr
Nodal plane 1: Strike 14°, dip 21°, rake 93°
Nodal plane 2: Strike 191°, dip 69°, rake 89°

How well it is located

Reviewed by a seismologist.

Location uncertainty: About 4.6 km horizontally, 4.5 km in depth
Stations used: 0

Nearest places

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

Nearby

Within 100 km, magnitude 2.2 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 us20003l83 (also filed as gcmt20150918135117). Read Tue, Sep 22, 2026, 3:43 PM UTC.