M4.6 earthquake 47 km S of Antofagasta, Chile
A magnitude 4.6 earthquake struck 47 km S of Antofagasta, Chile on Fri, Jan 17, 1986, 6:51 AM GMT-3 (09:51 UTC), 33 km (21 mi) below the surface.
A larger quake followed: M4.9 69 km S of Antofagasta, Chile. This one was a foreshock.
Map
Where this earthquake was located, with the others nearby. Select one for its page.
The earthquake
- Magnitude
- 4.6 (mb, body-wave), light
- Magnitude from
- USGS National Earthquake Information Center
- Local time
- UTC
- 1986-01-17 09:51:26 UTC
- Depth
- 33.0 km (20.5 mi), shallow
- Epicenter
- 24.074° S, 70.476° 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 1.6 and up: 1 in the 60 days after this one and 0 in the 30 days before it.
After
Earthquakes todayChile earthquakesLive radar here
Sources
From the USGS Earthquake Hazards Program and its partner networks, event usp0002q5a. Read Sun, Oct 4, 2026, 8:46 PM UTC.