Chile earthquakes

M4.3 earthquake 39 km SW of Constitución, Chile

A magnitude 4.3 earthquake struck 39 km SW of Constitución, Chile on Sun, Dec 2, 2012, 12:29 AM GMT-3 (03:29 UTC), 15 km (9 mi) below the surface.

A larger quake followed: M5.9 84 km NW of Quirihue, 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: 4.3 (mb, body-wave), light
Magnitude from: USGS National Earthquake Information Center
Local time: Sun, Dec 2, 2012, 12:29 AM GMT-3
UTC: 2012-12-02 03:29:23 UTC
Depth: 15.0 km (9.3 mi), shallow
Epicenter: 35.541° S, 72.766° W
Region: Chile
Tsunami flag: No
Status: Reviewed by a seismologist

What happened

The USGS’s account of the effects of this earthquake.

Felt (IV) at Cauquenes and Chanco; (III) at Cobquecura, Constitucion, Pelluhue and Pencahue; (II) at Colbun, Curico, Iloca, La Laja, San Clemente, Talca and Villa Alegre.

From the USGS event page for usp000jwb4. U.S. Geological Survey text and figures are in the public domain.

Did you feel it?

No one has reported feeling this quake to the USGS.

How well it is located

Reviewed by a seismologist.

Station coverage gap: 151°
Stations used: 26

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 0 in the 30 days before it.

After

Earthquakes today Chile earthquakes Live radar here

Sources

From the USGS Earthquake Hazards Program and its partner networks, event usp000jwb4. Read Fri, Oct 2, 2026, 3:02 PM UTC.