Chile earthquakes

M5.1 earthquake 63 km SW of San Antonio, Chile

A magnitude 5.1 earthquake struck 63 km SW of San Antonio, Chile on Tue, Mar 5, 1985, 9:48 AM GMT-3 (12:48 UTC), 33 km (21 mi) below the surface.

A larger quake followed: M5.4 64 km WSW of Valparaíso, Chile. This one was a foreshock.

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

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The earthquake

Magnitude
5.1 (mb), moderate
Local time
UTC
1985-03-05 12:48:49 UTC
Depth
33.0 km (20.5 mi), shallow
Epicenter
33.949° S, 72.142° 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.

Depth from
OPERATOR_ASSIGNED

Nearest places

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

Nearby

Within 100 km, magnitude 2.1 and up: 88 in the 60 days after this one and 61 in the 30 days before it.

After

The first 60 of 88.

Before

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Sources

From the USGS Earthquake Hazards Program and its partner networks, event usp0002cfq. Read Tue, Sep 22, 2026, 4:10 PM UTC.