Chile earthquakes

M4.1 earthquake 57 km WNW of Valparaíso, Chile

A magnitude 4.1 earthquake struck 57 km WNW of Valparaíso, Chile on Tue, Mar 5, 1985, 2:43 AM GMT-3 (05:43 UTC), 33 km (21 mi) below the surface.

A larger quake followed: M4.2 49 km NW 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
4.1 (mb), light
Local time
UTC
1985-03-05 05:43:35 UTC
Depth
33.0 km (20.5 mi), shallow
Epicenter
32.828° S, 72.189° 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 1.5 and up: 90 in the 60 days after this one and 54 in the 30 days before it.

After

The first 60 of 90.

Before

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Sources

From the USGS Earthquake Hazards Program and its partner networks, event usp0002cf8. Read Tue, Sep 22, 2026, 11:09 AM UTC.