M4.6 earthquake 94 km N of Taltal, Chile

A magnitude 4.6 earthquake struck 94 km N of Taltal, Chile on Thu, Mar 5, 1987, 10:06 AM GMT-3 (13:06 UTC), 33 km (21 mi) below the surface.

A larger quake followed: M6.2 61 km SSE of Antofagasta, Chile. This one was a foreshock.

Map

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

No one has reported feeling this quake to the USGS.

Reviewed by a seismologist.

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

Within 100 km, magnitude 1.6 and up: 14 in the 60 days after this one and 5 in the 30 days before it.

From the USGS Earthquake Hazards Program and its partner networks, event usp000330a. Read Wed, Sep 30, 2026, 4:09 AM UTC.