Chile earthquakes

M4.6 earthquake 138 km WSW of Ovalle, Chile

A magnitude 4.6 earthquake struck 138 km WSW of Ovalle, Chile on Mon, Sep 21, 2015, 4:20 AM GMT-3 (07:20 UTC), 10 km (6 mi) below the surface.

A larger quake followed: M4.7 Off the coast of Coquimbo, 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
4.6 (mb), light
Local time
UTC
2015-09-21 07:20:17 UTC
Depth
10.0 km (6.2 mi), shallow
Epicenter
31.082° S, 72.538° 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.

How well it is located

Reviewed by a seismologist.

Location uncertainty
About 4.4 km horizontally, 1.8 km in depth
Magnitude uncertainty
±0.10
Depth from
Operator assigned
Station coverage gap
115°
Stations used
65

Nearest places

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

Nearby

Within 100 km, magnitude 1.6 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 us10003l9b. Read Tue, Sep 22, 2026, 10:30 PM UTC.